/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 RANDOM --traceabstraction.probability.for.random.criterion 50 --traceabstraction.seed.for.random.criterion 213 -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/popl20-bad-buffer-mult-alt2.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-3774817-m [2024-04-05 05:45:51,376 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-04-05 05:45:51,426 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-04-05 05:45:51,429 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-04-05 05:45:51,429 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-04-05 05:45:51,443 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-04-05 05:45:51,443 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-04-05 05:45:51,443 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-04-05 05:45:51,444 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-04-05 05:45:51,447 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-04-05 05:45:51,448 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-04-05 05:45:51,448 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-04-05 05:45:51,448 INFO L153 SettingsManager]: * Use SBE=true [2024-04-05 05:45:51,449 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-04-05 05:45:51,449 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-04-05 05:45:51,449 INFO L153 SettingsManager]: * sizeof long=4 [2024-04-05 05:45:51,449 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-04-05 05:45:51,450 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-04-05 05:45:51,450 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-04-05 05:45:51,450 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-04-05 05:45:51,450 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-04-05 05:45:51,451 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-04-05 05:45:51,452 INFO L153 SettingsManager]: * sizeof long double=12 [2024-04-05 05:45:51,452 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-04-05 05:45:51,452 INFO L153 SettingsManager]: * Use constant arrays=true [2024-04-05 05:45:51,453 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-04-05 05:45:51,453 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-04-05 05:45:51,453 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-04-05 05:45:51,453 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-04-05 05:45:51,453 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-05 05:45:51,453 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-04-05 05:45:51,454 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-04-05 05:45:51,454 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-04-05 05:45:51,454 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-04-05 05:45:51,454 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-04-05 05:45:51,454 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-04-05 05:45:51,454 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-04-05 05:45:51,454 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-04-05 05:45:51,455 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-04-05 05:45:51,455 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> DFS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> RANDOM Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: probability for random criterion as percentage -> 50 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: seed for random criterion -> 213 [2024-04-05 05:45:51,685 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-04-05 05:45:51,712 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-04-05 05:45:51,714 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-04-05 05:45:51,715 INFO L270 PluginConnector]: Initializing CDTParser... [2024-04-05 05:45:51,715 INFO L274 PluginConnector]: CDTParser initialized [2024-04-05 05:45:51,716 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/popl20-bad-buffer-mult-alt2.wvr.c [2024-04-05 05:45:52,718 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-04-05 05:45:52,857 INFO L384 CDTParser]: Found 1 translation units. [2024-04-05 05:45:52,857 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-bad-buffer-mult-alt2.wvr.c [2024-04-05 05:45:52,862 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/fe0dccd19/daa58cdfff984aa890775f8531ce740f/FLAGc3a083958 [2024-04-05 05:45:52,874 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/fe0dccd19/daa58cdfff984aa890775f8531ce740f [2024-04-05 05:45:52,876 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-04-05 05:45:52,876 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-04-05 05:45:52,877 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-04-05 05:45:52,877 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-04-05 05:45:52,882 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-04-05 05:45:52,882 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.04 05:45:52" (1/1) ... [2024-04-05 05:45:52,883 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@302b4f78 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 05:45:52, skipping insertion in model container [2024-04-05 05:45:52,883 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.04 05:45:52" (1/1) ... [2024-04-05 05:45:52,900 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-04-05 05:45:53,018 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-bad-buffer-mult-alt2.wvr.c[4174,4187] [2024-04-05 05:45:53,025 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-04-05 05:45:53,031 INFO L202 MainTranslator]: Completed pre-run [2024-04-05 05:45:53,050 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-bad-buffer-mult-alt2.wvr.c[4174,4187] [2024-04-05 05:45:53,053 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-04-05 05:45:53,058 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2024-04-05 05:45:53,058 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2024-04-05 05:45:53,063 INFO L206 MainTranslator]: Completed translation [2024-04-05 05:45:53,063 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 05:45:53 WrapperNode [2024-04-05 05:45:53,063 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-04-05 05:45:53,064 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-04-05 05:45:53,064 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-04-05 05:45:53,064 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-04-05 05:45:53,069 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 05:45:53" (1/1) ... [2024-04-05 05:45:53,088 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 05:45:53" (1/1) ... [2024-04-05 05:45:53,114 INFO L138 Inliner]: procedures = 26, calls = 75, calls flagged for inlining = 17, calls inlined = 21, statements flattened = 327 [2024-04-05 05:45:53,114 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-04-05 05:45:53,115 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-04-05 05:45:53,115 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-04-05 05:45:53,115 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-04-05 05:45:53,122 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 05:45:53" (1/1) ... [2024-04-05 05:45:53,122 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 05:45:53" (1/1) ... [2024-04-05 05:45:53,133 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 05:45:53" (1/1) ... [2024-04-05 05:45:53,133 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 05:45:53" (1/1) ... [2024-04-05 05:45:53,139 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 05:45:53" (1/1) ... [2024-04-05 05:45:53,142 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 05:45:53" (1/1) ... [2024-04-05 05:45:53,144 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 05:45:53" (1/1) ... [2024-04-05 05:45:53,145 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 05:45:53" (1/1) ... [2024-04-05 05:45:53,147 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-04-05 05:45:53,151 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-04-05 05:45:53,151 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-04-05 05:45:53,151 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-04-05 05:45:53,152 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 05:45:53" (1/1) ... [2024-04-05 05:45:53,167 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-05 05:45:53,177 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 05:45:53,188 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 05:45:53,231 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 05:45:53,301 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-04-05 05:45:53,302 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-04-05 05:45:53,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-04-05 05:45:53,302 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-04-05 05:45:53,302 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-04-05 05:45:53,302 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-04-05 05:45:53,302 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-04-05 05:45:53,302 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-04-05 05:45:53,302 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-04-05 05:45:53,302 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-04-05 05:45:53,302 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-04-05 05:45:53,304 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-04-05 05:45:53,304 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-04-05 05:45:53,304 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-04-05 05:45:53,304 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-04-05 05:45:53,304 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-04-05 05:45:53,304 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-04-05 05:45:53,304 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-04-05 05:45:53,304 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-04-05 05:45:53,305 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 05:45:53,420 INFO L241 CfgBuilder]: Building ICFG [2024-04-05 05:45:53,422 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-04-05 05:45:53,769 INFO L282 CfgBuilder]: Performing block encoding [2024-04-05 05:45:53,888 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-04-05 05:45:53,889 INFO L309 CfgBuilder]: Removed 6 assume(true) statements. [2024-04-05 05:45:53,890 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.04 05:45:53 BoogieIcfgContainer [2024-04-05 05:45:53,890 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-04-05 05:45:53,892 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-04-05 05:45:53,892 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-04-05 05:45:53,894 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-04-05 05:45:53,894 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.04 05:45:52" (1/3) ... [2024-04-05 05:45:53,894 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@718b7a25 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.04 05:45:53, skipping insertion in model container [2024-04-05 05:45:53,895 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 05:45:53" (2/3) ... [2024-04-05 05:45:53,895 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@718b7a25 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.04 05:45:53, skipping insertion in model container [2024-04-05 05:45:53,895 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.04 05:45:53" (3/3) ... [2024-04-05 05:45:53,896 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-bad-buffer-mult-alt2.wvr.c [2024-04-05 05:45:53,901 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-04-05 05:45:53,908 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-04-05 05:45:53,908 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-04-05 05:45:53,908 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-04-05 05:45:53,970 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2024-04-05 05:45:54,019 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-04-05 05:45:54,019 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-04-05 05:45:54,019 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 05:45:54,023 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 05:45:54,025 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 05:45:54,048 INFO L184 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-04-05 05:45:54,058 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 05:45:54,059 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-04-05 05:45:54,064 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;@4ef90f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=RANDOM, mConComCheckerLimitedChecksCriterion=false, mConComCheckerCriterionLimit=1, mConComCheckerRandomProb=50, mConComCheckerRandomSeed=213 [2024-04-05 05:45:54,064 INFO L358 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2024-04-05 05:45:55,161 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-04-05 05:45:55,166 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 05:45:55,166 INFO L85 PathProgramCache]: Analyzing trace with hash -2034032798, now seen corresponding path program 1 times [2024-04-05 05:45:55,174 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 05:45:55,174 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1865226331] [2024-04-05 05:45:55,175 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 05:45:55,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 05:45:55,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 05:45:55,525 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2024-04-05 05:45:55,525 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 05:45:55,525 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1865226331] [2024-04-05 05:45:55,526 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1865226331] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 05:45:55,526 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-05 05:45:55,526 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-04-05 05:45:55,527 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1414819886] [2024-04-05 05:45:55,527 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 05:45:55,532 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-04-05 05:45:55,532 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 05:45:55,547 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-04-05 05:45:55,547 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-04-05 05:45:55,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 05:45:55,549 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 05:45:55,550 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 104.0) internal successors, (208), 2 states have internal predecessors, (208), 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 05:45:55,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 05:45:55,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 05:45:55,968 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-04-05 05:45:55,969 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-04-05 05:45:55,969 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 05:45:55,969 INFO L85 PathProgramCache]: Analyzing trace with hash 492774826, now seen corresponding path program 1 times [2024-04-05 05:45:55,970 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 05:45:55,970 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [311701875] [2024-04-05 05:45:55,970 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 05:45:55,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 05:45:56,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 05:45:56,480 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2024-04-05 05:45:56,481 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 05:45:56,481 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [311701875] [2024-04-05 05:45:56,481 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [311701875] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 05:45:56,481 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-05 05:45:56,482 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-04-05 05:45:56,482 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [777259343] [2024-04-05 05:45:56,482 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 05:45:56,485 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-04-05 05:45:56,486 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 05:45:56,488 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-04-05 05:45:56,489 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-04-05 05:45:56,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 05:45:56,489 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 05:45:56,489 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 34.833333333333336) internal successors, (209), 6 states have internal predecessors, (209), 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 05:45:56,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 05:45:56,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 05:45:56,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 05:45:56,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 05:45:56,950 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-04-05 05:45:56,951 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-04-05 05:45:56,952 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 05:45:56,952 INFO L85 PathProgramCache]: Analyzing trace with hash 1026951610, now seen corresponding path program 1 times [2024-04-05 05:45:56,952 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 05:45:56,952 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [78743303] [2024-04-05 05:45:56,953 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 05:45:56,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 05:45:57,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 05:45:57,429 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2024-04-05 05:45:57,429 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 05:45:57,429 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [78743303] [2024-04-05 05:45:57,429 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [78743303] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 05:45:57,429 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-05 05:45:57,429 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-04-05 05:45:57,430 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [38606984] [2024-04-05 05:45:57,430 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 05:45:57,430 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-04-05 05:45:57,430 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 05:45:57,431 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-04-05 05:45:57,431 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-04-05 05:45:57,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 05:45:57,431 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 05:45:57,431 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 36.666666666666664) internal successors, (220), 6 states have internal predecessors, (220), 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 05:45:57,431 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 05:45:57,431 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 05:45:57,431 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 05:45:58,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 05:45:58,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 05:45:58,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 05:45:58,202 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-04-05 05:45:58,202 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-04-05 05:45:58,202 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 05:45:58,202 INFO L85 PathProgramCache]: Analyzing trace with hash 331231590, now seen corresponding path program 1 times [2024-04-05 05:45:58,202 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 05:45:58,202 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1492893513] [2024-04-05 05:45:58,203 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 05:45:58,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 05:45:58,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 05:45:58,762 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 35 proven. 37 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2024-04-05 05:45:58,762 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 05:45:58,763 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1492893513] [2024-04-05 05:45:58,763 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1492893513] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 05:45:58,763 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1718843285] [2024-04-05 05:45:58,764 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 05:45:58,764 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 05:45:58,764 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 05:45:58,766 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 05:45:58,768 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 05:45:58,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 05:45:58,966 INFO L262 TraceCheckSpWp]: Trace formula consists of 724 conjuncts, 9 conjunts are in the unsatisfiable core [2024-04-05 05:45:58,981 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 05:45:59,258 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 76 proven. 1 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-04-05 05:45:59,259 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 05:45:59,630 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 68 proven. 9 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-04-05 05:45:59,631 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1718843285] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 05:45:59,635 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 05:45:59,635 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 22 [2024-04-05 05:45:59,635 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [950815920] [2024-04-05 05:45:59,635 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 05:45:59,636 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2024-04-05 05:45:59,636 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 05:45:59,637 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2024-04-05 05:45:59,637 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=392, Unknown=0, NotChecked=0, Total=462 [2024-04-05 05:45:59,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 05:45:59,638 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 05:45:59,638 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 18.818181818181817) internal successors, (414), 22 states have internal predecessors, (414), 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 05:45:59,638 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 05:45:59,638 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 05:45:59,638 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 05:45:59,638 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 05:46:00,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 05:46:00,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 05:46:00,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 05:46:00,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-04-05 05:46:00,505 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 05:46:00,704 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 05:46:00,704 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-04-05 05:46:00,705 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 05:46:00,705 INFO L85 PathProgramCache]: Analyzing trace with hash -1298554590, now seen corresponding path program 2 times [2024-04-05 05:46:00,705 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 05:46:00,706 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1319146888] [2024-04-05 05:46:00,706 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 05:46:00,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 05:46:00,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 05:46:01,241 INFO L134 CoverageAnalysis]: Checked inductivity of 179 backedges. 38 proven. 59 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2024-04-05 05:46:01,241 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 05:46:01,241 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1319146888] [2024-04-05 05:46:01,241 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1319146888] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 05:46:01,242 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1756096641] [2024-04-05 05:46:01,242 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-04-05 05:46:01,242 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 05:46:01,242 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 05:46:01,243 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 05:46:01,271 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 05:46:01,433 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-04-05 05:46:01,434 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-05 05:46:01,436 INFO L262 TraceCheckSpWp]: Trace formula consists of 752 conjuncts, 12 conjunts are in the unsatisfiable core [2024-04-05 05:46:01,440 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 05:46:01,816 INFO L134 CoverageAnalysis]: Checked inductivity of 179 backedges. 115 proven. 10 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2024-04-05 05:46:01,816 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 05:46:02,210 INFO L134 CoverageAnalysis]: Checked inductivity of 179 backedges. 86 proven. 39 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2024-04-05 05:46:02,210 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1756096641] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 05:46:02,210 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 05:46:02,211 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12, 12] total 31 [2024-04-05 05:46:02,211 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [868471421] [2024-04-05 05:46:02,211 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 05:46:02,211 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 31 states [2024-04-05 05:46:02,211 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 05:46:02,213 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2024-04-05 05:46:02,213 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=122, Invalid=808, Unknown=0, NotChecked=0, Total=930 [2024-04-05 05:46:02,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 05:46:02,213 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 05:46:02,214 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 31 states, 31 states have (on average 14.96774193548387) internal successors, (464), 31 states have internal predecessors, (464), 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 05:46:02,214 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 05:46:02,214 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 05:46:02,214 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 05:46:02,214 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-04-05 05:46:02,214 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 05:46:03,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 05:46:03,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 05:46:03,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 05:46:03,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-04-05 05:46:03,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-04-05 05:46:03,235 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 05:46:03,434 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 05:46:03,435 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-04-05 05:46:03,435 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 05:46:03,435 INFO L85 PathProgramCache]: Analyzing trace with hash -1853000482, now seen corresponding path program 3 times [2024-04-05 05:46:03,436 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 05:46:03,438 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1578344366] [2024-04-05 05:46:03,438 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 05:46:03,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 05:46:03,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 05:46:04,219 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 37 proven. 106 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2024-04-05 05:46:04,220 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 05:46:04,220 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1578344366] [2024-04-05 05:46:04,220 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1578344366] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 05:46:04,220 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [944369021] [2024-04-05 05:46:04,220 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-04-05 05:46:04,220 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 05:46:04,220 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 05:46:04,237 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 05:46:04,238 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 05:46:04,517 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2024-04-05 05:46:04,517 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-05 05:46:04,521 INFO L262 TraceCheckSpWp]: Trace formula consists of 769 conjuncts, 16 conjunts are in the unsatisfiable core [2024-04-05 05:46:04,524 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 05:46:04,931 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 142 proven. 27 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-04-05 05:46:04,932 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 05:46:05,371 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 95 proven. 74 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-04-05 05:46:05,372 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [944369021] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 05:46:05,372 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 05:46:05,372 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 16, 16] total 40 [2024-04-05 05:46:05,372 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [867530442] [2024-04-05 05:46:05,372 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 05:46:05,373 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 40 states [2024-04-05 05:46:05,373 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 05:46:05,374 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2024-04-05 05:46:05,374 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=293, Invalid=1267, Unknown=0, NotChecked=0, Total=1560 [2024-04-05 05:46:05,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 05:46:05,374 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 05:46:05,375 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 40 states, 40 states have (on average 12.9) internal successors, (516), 40 states have internal predecessors, (516), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 05:46:05,375 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 05:46:05,375 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 05:46:05,375 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 05:46:05,375 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-04-05 05:46:05,375 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-04-05 05:46:05,376 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 05:46:06,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 05:46:06,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 05:46:06,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 05:46:06,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-04-05 05:46:06,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-04-05 05:46:06,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-04-05 05:46:06,350 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 05:46:06,539 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,5 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 05:46:06,542 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-04-05 05:46:06,542 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 05:46:06,542 INFO L85 PathProgramCache]: Analyzing trace with hash -901681922, now seen corresponding path program 4 times [2024-04-05 05:46:06,542 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 05:46:06,543 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1713790645] [2024-04-05 05:46:06,543 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 05:46:06,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 05:46:06,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 05:46:07,456 INFO L134 CoverageAnalysis]: Checked inductivity of 271 backedges. 112 proven. 118 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2024-04-05 05:46:07,456 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 05:46:07,456 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1713790645] [2024-04-05 05:46:07,456 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1713790645] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 05:46:07,456 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1955448027] [2024-04-05 05:46:07,457 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-04-05 05:46:07,457 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 05:46:07,457 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 05:46:07,468 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 05:46:07,469 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 05:46:07,640 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-04-05 05:46:07,640 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-05 05:46:07,643 INFO L262 TraceCheckSpWp]: Trace formula consists of 549 conjuncts, 20 conjunts are in the unsatisfiable core [2024-04-05 05:46:07,647 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 05:46:08,344 INFO L134 CoverageAnalysis]: Checked inductivity of 271 backedges. 133 proven. 27 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2024-04-05 05:46:08,344 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 05:46:08,798 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-04-05 05:46:08,798 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 20 treesize of output 4 [2024-04-05 05:46:09,191 INFO L134 CoverageAnalysis]: Checked inductivity of 271 backedges. 106 proven. 54 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2024-04-05 05:46:09,191 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1955448027] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 05:46:09,192 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 05:46:09,192 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 16, 16] total 49 [2024-04-05 05:46:09,192 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [537639094] [2024-04-05 05:46:09,192 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 05:46:09,193 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 49 states [2024-04-05 05:46:09,193 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 05:46:09,194 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 49 interpolants. [2024-04-05 05:46:09,194 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=272, Invalid=2080, Unknown=0, NotChecked=0, Total=2352 [2024-04-05 05:46:09,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 05:46:09,195 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 05:46:09,195 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 49 states, 49 states have (on average 12.489795918367347) internal successors, (612), 49 states have internal predecessors, (612), 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 05:46:09,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 05:46:09,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 05:46:09,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 05:46:09,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-04-05 05:46:09,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-04-05 05:46:09,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-04-05 05:46:09,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 05:46:10,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 05:46:10,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 05:46:10,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 05:46:10,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-04-05 05:46:10,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-04-05 05:46:10,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-04-05 05:46:10,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2024-04-05 05:46:10,741 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 05:46:10,939 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2024-04-05 05:46:10,939 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-04-05 05:46:10,939 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 05:46:10,940 INFO L85 PathProgramCache]: Analyzing trace with hash 1043500134, now seen corresponding path program 5 times [2024-04-05 05:46:10,940 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 05:46:10,943 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [417249182] [2024-04-05 05:46:10,943 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 05:46:10,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 05:46:11,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 05:46:11,711 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 105 proven. 129 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-04-05 05:46:11,711 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 05:46:11,712 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [417249182] [2024-04-05 05:46:11,712 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [417249182] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 05:46:11,712 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [926354804] [2024-04-05 05:46:11,712 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-04-05 05:46:11,712 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 05:46:11,712 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 05:46:11,733 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 05:46:11,770 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 05:46:12,048 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 7 check-sat command(s) [2024-04-05 05:46:12,048 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-05 05:46:12,053 INFO L262 TraceCheckSpWp]: Trace formula consists of 850 conjuncts, 29 conjunts are in the unsatisfiable core [2024-04-05 05:46:12,058 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 05:46:12,611 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 150 proven. 85 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2024-04-05 05:46:12,611 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 05:46:13,304 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 42 proven. 195 refuted. 0 times theorem prover too weak. 133 trivial. 0 not checked. [2024-04-05 05:46:13,304 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [926354804] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 05:46:13,304 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 05:46:13,304 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 22, 24] total 59 [2024-04-05 05:46:13,304 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1731777391] [2024-04-05 05:46:13,304 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 05:46:13,305 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 59 states [2024-04-05 05:46:13,305 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 05:46:13,307 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 59 interpolants. [2024-04-05 05:46:13,309 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=535, Invalid=2887, Unknown=0, NotChecked=0, Total=3422 [2024-04-05 05:46:13,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 05:46:13,309 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 05:46:13,309 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 59 states, 59 states have (on average 8.220338983050848) internal successors, (485), 59 states have internal predecessors, (485), 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 05:46:13,309 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 05:46:13,309 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 05:46:13,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 05:46:13,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-04-05 05:46:13,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-04-05 05:46:13,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-04-05 05:46:13,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2024-04-05 05:46:13,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 05:46:14,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 05:46:14,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 05:46:14,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 05:46:14,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-04-05 05:46:14,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-04-05 05:46:14,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-04-05 05:46:14,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2024-04-05 05:46:14,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-04-05 05:46:14,438 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 05:46:14,620 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,7 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 05:46:14,620 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-04-05 05:46:14,621 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 05:46:14,621 INFO L85 PathProgramCache]: Analyzing trace with hash -1223473134, now seen corresponding path program 6 times [2024-04-05 05:46:14,621 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 05:46:14,621 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [436873885] [2024-04-05 05:46:14,621 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 05:46:14,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 05:46:14,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 05:46:15,384 INFO L134 CoverageAnalysis]: Checked inductivity of 411 backedges. 72 proven. 35 refuted. 0 times theorem prover too weak. 304 trivial. 0 not checked. [2024-04-05 05:46:15,384 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 05:46:15,385 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [436873885] [2024-04-05 05:46:15,385 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [436873885] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 05:46:15,385 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [731790662] [2024-04-05 05:46:15,385 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-04-05 05:46:15,385 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 05:46:15,385 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 05:46:15,386 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 05:46:15,408 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 05:46:16,063 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 7 check-sat command(s) [2024-04-05 05:46:16,064 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-05 05:46:16,068 INFO L262 TraceCheckSpWp]: Trace formula consists of 864 conjuncts, 15 conjunts are in the unsatisfiable core [2024-04-05 05:46:16,072 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 05:46:16,226 INFO L134 CoverageAnalysis]: Checked inductivity of 411 backedges. 101 proven. 13 refuted. 0 times theorem prover too weak. 297 trivial. 0 not checked. [2024-04-05 05:46:16,227 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 05:46:16,671 INFO L134 CoverageAnalysis]: Checked inductivity of 411 backedges. 40 proven. 107 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2024-04-05 05:46:16,671 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [731790662] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 05:46:16,671 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 05:46:16,672 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 14] total 26 [2024-04-05 05:46:16,672 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [688194928] [2024-04-05 05:46:16,672 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 05:46:16,673 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2024-04-05 05:46:16,673 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 05:46:16,673 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2024-04-05 05:46:16,674 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=155, Invalid=495, Unknown=0, NotChecked=0, Total=650 [2024-04-05 05:46:16,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 05:46:16,674 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 05:46:16,674 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 16.076923076923077) internal successors, (418), 26 states have internal predecessors, (418), 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 05:46:16,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 05:46:16,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 05:46:16,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 05:46:16,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-04-05 05:46:16,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-04-05 05:46:16,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-04-05 05:46:16,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2024-04-05 05:46:16,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-04-05 05:46:16,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 05:46:17,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 05:46:17,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 05:46:17,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 05:46:17,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-04-05 05:46:17,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-04-05 05:46:17,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-04-05 05:46:17,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2024-04-05 05:46:17,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-04-05 05:46:17,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 05:46:17,292 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 05:46:17,487 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2024-04-05 05:46:17,487 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-04-05 05:46:17,488 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 05:46:17,488 INFO L85 PathProgramCache]: Analyzing trace with hash -888066987, now seen corresponding path program 7 times [2024-04-05 05:46:17,488 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 05:46:17,488 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1304354959] [2024-04-05 05:46:17,488 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 05:46:17,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 05:46:17,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 05:46:18,364 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 254 trivial. 0 not checked. [2024-04-05 05:46:18,364 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 05:46:18,364 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1304354959] [2024-04-05 05:46:18,364 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1304354959] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 05:46:18,365 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2124903417] [2024-04-05 05:46:18,365 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-04-05 05:46:18,365 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 05:46:18,365 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 05:46:18,366 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 05:46:18,395 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-04-05 05:46:18,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 05:46:18,551 INFO L262 TraceCheckSpWp]: Trace formula consists of 678 conjuncts, 20 conjunts are in the unsatisfiable core [2024-04-05 05:46:18,554 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 05:46:19,608 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 6 proven. 5 refuted. 0 times theorem prover too weak. 253 trivial. 0 not checked. [2024-04-05 05:46:19,608 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 05:46:20,567 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 252 trivial. 0 not checked. [2024-04-05 05:46:20,567 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2124903417] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 05:46:20,567 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 05:46:20,567 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 14, 15] total 36 [2024-04-05 05:46:20,567 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [24109566] [2024-04-05 05:46:20,567 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 05:46:20,568 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 36 states [2024-04-05 05:46:20,568 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 05:46:20,569 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2024-04-05 05:46:20,569 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=164, Invalid=1096, Unknown=0, NotChecked=0, Total=1260 [2024-04-05 05:46:20,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 05:46:20,569 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 05:46:20,570 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 36 states, 36 states have (on average 16.833333333333332) internal successors, (606), 36 states have internal predecessors, (606), 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 05:46:20,570 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 05:46:20,570 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 05:46:20,570 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 05:46:20,570 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-04-05 05:46:20,570 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-04-05 05:46:20,570 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-04-05 05:46:20,570 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2024-04-05 05:46:20,570 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-04-05 05:46:20,570 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 05:46:20,570 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 05:46:22,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 05:46:22,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 05:46:22,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 05:46:22,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-04-05 05:46:22,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-04-05 05:46:22,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-04-05 05:46:22,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2024-04-05 05:46:22,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-04-05 05:46:22,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-04-05 05:46:22,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2024-04-05 05:46:22,854 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 05:46:23,039 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,9 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 05:46:23,040 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-04-05 05:46:23,040 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 05:46:23,040 INFO L85 PathProgramCache]: Analyzing trace with hash -36789647, now seen corresponding path program 8 times [2024-04-05 05:46:23,040 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 05:46:23,040 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [414120701] [2024-04-05 05:46:23,040 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 05:46:23,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 05:46:23,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 05:46:24,336 INFO L134 CoverageAnalysis]: Checked inductivity of 1347 backedges. 627 proven. 441 refuted. 0 times theorem prover too weak. 279 trivial. 0 not checked. [2024-04-05 05:46:24,337 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 05:46:24,337 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [414120701] [2024-04-05 05:46:24,337 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [414120701] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 05:46:24,337 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1422246808] [2024-04-05 05:46:24,337 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-04-05 05:46:24,337 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 05:46:24,337 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 05:46:24,338 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 05:46:24,340 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 05:46:24,630 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-04-05 05:46:24,630 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-05 05:46:24,635 INFO L262 TraceCheckSpWp]: Trace formula consists of 1242 conjuncts, 24 conjunts are in the unsatisfiable core [2024-04-05 05:46:24,639 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 05:46:25,280 INFO L134 CoverageAnalysis]: Checked inductivity of 1347 backedges. 776 proven. 126 refuted. 0 times theorem prover too weak. 445 trivial. 0 not checked. [2024-04-05 05:46:25,280 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 05:46:26,044 INFO L134 CoverageAnalysis]: Checked inductivity of 1347 backedges. 665 proven. 237 refuted. 0 times theorem prover too weak. 445 trivial. 0 not checked. [2024-04-05 05:46:26,045 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1422246808] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 05:46:26,045 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 05:46:26,045 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 24, 24] total 64 [2024-04-05 05:46:26,045 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [266455692] [2024-04-05 05:46:26,045 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 05:46:26,046 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 64 states [2024-04-05 05:46:26,046 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 05:46:26,047 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 64 interpolants. [2024-04-05 05:46:26,048 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=637, Invalid=3395, Unknown=0, NotChecked=0, Total=4032 [2024-04-05 05:46:26,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 05:46:26,048 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 05:46:26,049 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 64 states, 64 states have (on average 9.1875) internal successors, (588), 64 states have internal predecessors, (588), 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 05:46:26,049 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 05:46:26,049 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 05:46:26,049 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 05:46:26,049 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-04-05 05:46:26,049 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-04-05 05:46:26,049 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-04-05 05:46:26,049 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2024-04-05 05:46:26,049 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-04-05 05:46:26,049 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-04-05 05:46:26,049 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2024-04-05 05:46:26,049 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 05:46:26,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 05:46:26,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 05:46:26,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 05:46:26,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-04-05 05:46:26,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-04-05 05:46:26,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-04-05 05:46:26,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2024-04-05 05:46:26,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-04-05 05:46:26,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-04-05 05:46:26,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2024-04-05 05:46:26,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-04-05 05:46:26,899 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 05:46:27,099 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,10 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 05:46:27,099 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-04-05 05:46:27,100 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 05:46:27,100 INFO L85 PathProgramCache]: Analyzing trace with hash -1311952059, now seen corresponding path program 9 times [2024-04-05 05:46:27,100 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 05:46:27,100 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1728855899] [2024-04-05 05:46:27,101 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 05:46:27,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 05:46:27,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 05:46:28,426 INFO L134 CoverageAnalysis]: Checked inductivity of 1396 backedges. 702 proven. 447 refuted. 0 times theorem prover too weak. 247 trivial. 0 not checked. [2024-04-05 05:46:28,426 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 05:46:28,426 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1728855899] [2024-04-05 05:46:28,426 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1728855899] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 05:46:28,426 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1615423223] [2024-04-05 05:46:28,427 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-04-05 05:46:28,427 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 05:46:28,427 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 05:46:28,429 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 05:46:28,458 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 05:46:28,764 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2024-04-05 05:46:28,764 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-05 05:46:28,767 INFO L262 TraceCheckSpWp]: Trace formula consists of 635 conjuncts, 19 conjunts are in the unsatisfiable core [2024-04-05 05:46:28,771 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 05:46:29,317 INFO L134 CoverageAnalysis]: Checked inductivity of 1396 backedges. 221 proven. 47 refuted. 0 times theorem prover too weak. 1128 trivial. 0 not checked. [2024-04-05 05:46:29,317 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 05:46:29,425 INFO L134 CoverageAnalysis]: Checked inductivity of 1396 backedges. 243 proven. 7 refuted. 0 times theorem prover too weak. 1146 trivial. 0 not checked. [2024-04-05 05:46:29,425 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1615423223] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 05:46:29,426 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 05:46:29,426 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 15, 6] total 44 [2024-04-05 05:46:29,426 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1474039883] [2024-04-05 05:46:29,426 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 05:46:29,427 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 44 states [2024-04-05 05:46:29,427 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 05:46:29,431 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 44 interpolants. [2024-04-05 05:46:29,432 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=199, Invalid=1693, Unknown=0, NotChecked=0, Total=1892 [2024-04-05 05:46:29,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 05:46:29,432 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 05:46:29,432 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 44 states, 44 states have (on average 15.5) internal successors, (682), 44 states have internal predecessors, (682), 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 05:46:29,432 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 05:46:29,433 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 05:46:29,433 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 05:46:29,433 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-04-05 05:46:29,433 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-04-05 05:46:29,433 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-04-05 05:46:29,433 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2024-04-05 05:46:29,433 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-04-05 05:46:29,433 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-04-05 05:46:29,433 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2024-04-05 05:46:29,433 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-04-05 05:46:29,433 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 05:46:31,102 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-04-05 05:46:31,102 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 96 treesize of output 51 [2024-04-05 05:47:23,713 WARN L293 SmtUtils]: Spent 34.07s on a formula simplification. DAG size of input: 35 DAG size of output: 33 (called from [L 210] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.abduction.Abducer.solveAbductionProblem) [2024-04-05 05:47:23,735 INFO L85 PathProgramCache]: Analyzing trace with hash 2013002505, now seen corresponding path program 1 times [2024-04-05 05:47:23,736 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 05:47:23,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 05:47:23,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 05:47:25,000 INFO L134 CoverageAnalysis]: Checked inductivity of 976 backedges. 234 proven. 411 refuted. 0 times theorem prover too weak. 331 trivial. 0 not checked. [2024-04-05 05:47:25,000 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 05:47:25,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 05:47:25,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 05:47:25,806 INFO L134 CoverageAnalysis]: Checked inductivity of 976 backedges. 234 proven. 411 refuted. 0 times theorem prover too weak. 331 trivial. 0 not checked. [2024-04-05 05:47:26,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 05:47:26,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 05:47:26,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 05:47:26,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-04-05 05:47:26,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-04-05 05:47:26,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-04-05 05:47:26,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2024-04-05 05:47:26,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-04-05 05:47:26,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-04-05 05:47:26,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-04-05 05:47:26,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-04-05 05:47:26,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-04-05 05:47:26,307 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2024-04-05 05:47:26,496 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,SelfDestructingSolverStorable11,SelfDestructingSolverStorable12,SelfDestructingSolverStorable13 [2024-04-05 05:47:26,496 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-04-05 05:47:26,497 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 05:47:26,497 INFO L85 PathProgramCache]: Analyzing trace with hash -302523489, now seen corresponding path program 10 times [2024-04-05 05:47:26,497 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 05:47:26,497 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1707550123] [2024-04-05 05:47:26,497 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 05:47:26,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 05:47:26,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 05:47:27,798 INFO L134 CoverageAnalysis]: Checked inductivity of 1382 backedges. 824 proven. 332 refuted. 0 times theorem prover too weak. 226 trivial. 0 not checked. [2024-04-05 05:47:27,798 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 05:47:27,798 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1707550123] [2024-04-05 05:47:27,798 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1707550123] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 05:47:27,798 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1848904459] [2024-04-05 05:47:27,798 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-04-05 05:47:27,799 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 05:47:27,799 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 05:47:27,802 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 05:47:27,803 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 05:47:28,169 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-04-05 05:47:28,169 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-05 05:47:28,172 INFO L262 TraceCheckSpWp]: Trace formula consists of 816 conjuncts, 37 conjunts are in the unsatisfiable core [2024-04-05 05:47:28,186 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 05:47:30,291 INFO L134 CoverageAnalysis]: Checked inductivity of 1382 backedges. 985 proven. 232 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2024-04-05 05:47:30,291 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 05:47:31,828 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-04-05 05:47:31,828 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 20 treesize of output 4 [2024-04-05 05:47:32,480 INFO L134 CoverageAnalysis]: Checked inductivity of 1382 backedges. 723 proven. 494 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2024-04-05 05:47:32,480 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1848904459] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 05:47:32,480 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 05:47:32,481 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [30, 33, 33] total 89 [2024-04-05 05:47:32,481 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1047741755] [2024-04-05 05:47:32,481 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 05:47:32,482 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 89 states [2024-04-05 05:47:32,482 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 05:47:32,483 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 89 interpolants. [2024-04-05 05:47:32,484 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1234, Invalid=6598, Unknown=0, NotChecked=0, Total=7832 [2024-04-05 05:47:32,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 05:47:32,484 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 05:47:32,485 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 89 states, 89 states have (on average 9.303370786516854) internal successors, (828), 89 states have internal predecessors, (828), 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 05:47:32,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 05:47:32,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 05:47:32,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 05:47:32,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-04-05 05:47:32,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-04-05 05:47:32,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-04-05 05:47:32,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2024-04-05 05:47:32,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-04-05 05:47:32,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-04-05 05:47:32,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-04-05 05:47:32,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-04-05 05:47:32,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-04-05 05:47:32,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 05:47:34,559 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-04-05 05:47:34,559 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 96 treesize of output 51 [2024-04-05 05:47:57,277 WARN L293 SmtUtils]: Spent 8.09s on a formula simplification. DAG size of input: 35 DAG size of output: 14 (called from [L 210] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.abduction.Abducer.solveAbductionProblem) [2024-04-05 05:47:59,316 INFO L85 PathProgramCache]: Analyzing trace with hash -1623581095, now seen corresponding path program 2 times [2024-04-05 05:47:59,317 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 05:47:59,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 05:47:59,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 05:48:00,066 INFO L134 CoverageAnalysis]: Checked inductivity of 1284 backedges. 234 proven. 411 refuted. 0 times theorem prover too weak. 639 trivial. 0 not checked. [2024-04-05 05:48:00,066 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 05:48:00,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 05:48:00,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 05:48:00,885 INFO L134 CoverageAnalysis]: Checked inductivity of 1284 backedges. 234 proven. 411 refuted. 0 times theorem prover too weak. 639 trivial. 0 not checked. [2024-04-05 05:48:01,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 05:48:01,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 05:48:01,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 05:48:01,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-04-05 05:48:01,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-04-05 05:48:01,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-04-05 05:48:01,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2024-04-05 05:48:01,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-04-05 05:48:01,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-04-05 05:48:01,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-04-05 05:48:01,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-04-05 05:48:01,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-04-05 05:48:01,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-04-05 05:48:01,194 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 05:48:01,391 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14,12 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15,SelfDestructingSolverStorable16 [2024-04-05 05:48:01,392 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-04-05 05:48:01,392 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 05:48:01,392 INFO L85 PathProgramCache]: Analyzing trace with hash 903856879, now seen corresponding path program 11 times [2024-04-05 05:48:01,392 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 05:48:01,392 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1481701392] [2024-04-05 05:48:01,392 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 05:48:01,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 05:48:01,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 05:48:02,581 INFO L134 CoverageAnalysis]: Checked inductivity of 1690 backedges. 147 proven. 576 refuted. 0 times theorem prover too weak. 967 trivial. 0 not checked. [2024-04-05 05:48:02,582 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 05:48:02,582 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1481701392] [2024-04-05 05:48:02,582 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1481701392] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 05:48:02,582 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1365795542] [2024-04-05 05:48:02,582 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-04-05 05:48:02,582 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 05:48:02,582 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 05:48:02,583 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 05:48:02,585 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 05:48:03,019 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 12 check-sat command(s) [2024-04-05 05:48:03,019 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-05 05:48:03,023 INFO L262 TraceCheckSpWp]: Trace formula consists of 659 conjuncts, 31 conjunts are in the unsatisfiable core [2024-04-05 05:48:03,028 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 05:48:03,917 INFO L134 CoverageAnalysis]: Checked inductivity of 1690 backedges. 657 proven. 314 refuted. 0 times theorem prover too weak. 719 trivial. 0 not checked. [2024-04-05 05:48:03,918 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 05:48:04,243 INFO L134 CoverageAnalysis]: Checked inductivity of 1690 backedges. 714 proven. 109 refuted. 0 times theorem prover too weak. 867 trivial. 0 not checked. [2024-04-05 05:48:04,243 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1365795542] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 05:48:04,244 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 05:48:04,244 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 28, 9] total 57 [2024-04-05 05:48:04,244 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [472078705] [2024-04-05 05:48:04,244 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 05:48:04,260 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 57 states [2024-04-05 05:48:04,260 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 05:48:04,262 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 57 interpolants. [2024-04-05 05:48:04,263 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=390, Invalid=2802, Unknown=0, NotChecked=0, Total=3192 [2024-04-05 05:48:04,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 05:48:04,263 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 05:48:04,263 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 57 states, 57 states have (on average 10.736842105263158) internal successors, (612), 57 states have internal predecessors, (612), 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 05:48:04,263 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 05:48:04,263 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 05:48:04,263 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 05:48:04,263 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-04-05 05:48:04,263 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-04-05 05:48:04,263 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-04-05 05:48:04,263 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2024-04-05 05:48:04,264 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-04-05 05:48:04,264 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-04-05 05:48:04,264 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-04-05 05:48:04,264 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-04-05 05:48:04,264 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-04-05 05:48:04,264 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-04-05 05:48:04,264 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 05:48:14,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 05:48:14,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 05:48:14,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 05:48:14,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-04-05 05:48:14,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-04-05 05:48:14,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-04-05 05:48:14,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2024-04-05 05:48:14,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-04-05 05:48:14,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 05:48:14,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-04-05 05:48:14,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-04-05 05:48:14,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2024-04-05 05:48:14,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-04-05 05:48:14,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2024-04-05 05:48:14,322 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 05:48:14,521 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,SelfDestructingSolverStorable17 [2024-04-05 05:48:14,521 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-04-05 05:48:14,522 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 05:48:14,522 INFO L85 PathProgramCache]: Analyzing trace with hash -2135395544, now seen corresponding path program 12 times [2024-04-05 05:48:14,522 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 05:48:14,522 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1377128335] [2024-04-05 05:48:14,522 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 05:48:14,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 05:48:14,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 05:48:17,056 INFO L134 CoverageAnalysis]: Checked inductivity of 3306 backedges. 849 proven. 1783 refuted. 0 times theorem prover too weak. 674 trivial. 0 not checked. [2024-04-05 05:48:17,057 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 05:48:17,057 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1377128335] [2024-04-05 05:48:17,057 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1377128335] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 05:48:17,057 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1488847507] [2024-04-05 05:48:17,057 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-04-05 05:48:17,057 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 05:48:17,057 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 05:48:17,058 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 05:48:17,070 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2024-04-05 05:48:20,390 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 15 check-sat command(s) [2024-04-05 05:48:20,390 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-05 05:48:20,402 INFO L262 TraceCheckSpWp]: Trace formula consists of 1477 conjuncts, 31 conjunts are in the unsatisfiable core [2024-04-05 05:48:20,409 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 05:48:21,840 INFO L134 CoverageAnalysis]: Checked inductivity of 3306 backedges. 1184 proven. 175 refuted. 0 times theorem prover too weak. 1947 trivial. 0 not checked. [2024-04-05 05:48:21,840 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 05:48:23,188 INFO L134 CoverageAnalysis]: Checked inductivity of 3306 backedges. 172 proven. 1187 refuted. 0 times theorem prover too weak. 1947 trivial. 0 not checked. [2024-04-05 05:48:23,188 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1488847507] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 05:48:23,188 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 05:48:23,188 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [42, 28, 28] total 93 [2024-04-05 05:48:23,188 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1705594507] [2024-04-05 05:48:23,189 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 05:48:23,191 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 93 states [2024-04-05 05:48:23,191 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 05:48:23,192 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 93 interpolants. [2024-04-05 05:48:23,194 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=831, Invalid=7725, Unknown=0, NotChecked=0, Total=8556 [2024-04-05 05:48:23,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 05:48:23,194 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 05:48:23,194 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 93 states, 93 states have (on average 8.795698924731182) internal successors, (818), 93 states have internal predecessors, (818), 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 05:48:23,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 05:48:23,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 05:48:23,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 05:48:23,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-04-05 05:48:23,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-04-05 05:48:23,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-04-05 05:48:23,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2024-04-05 05:48:23,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-04-05 05:48:23,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-05 05:48:23,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-04-05 05:48:23,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-04-05 05:48:23,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2024-04-05 05:48:23,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-04-05 05:48:23,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2024-04-05 05:48:23,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 05:48:31,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 05:48:31,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 05:48:31,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 05:48:31,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-04-05 05:48:31,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-04-05 05:48:31,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-04-05 05:48:31,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2024-04-05 05:48:31,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-04-05 05:48:31,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 05:48:31,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-04-05 05:48:31,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-04-05 05:48:31,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2024-04-05 05:48:31,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-04-05 05:48:31,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2024-04-05 05:48:31,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 106 states. [2024-04-05 05:48:31,983 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Ended with exit code 0 [2024-04-05 05:48:32,184 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,14 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 05:48:32,184 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-04-05 05:48:32,185 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 05:48:32,185 INFO L85 PathProgramCache]: Analyzing trace with hash -858149916, now seen corresponding path program 13 times [2024-04-05 05:48:32,185 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 05:48:32,185 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1225624367] [2024-04-05 05:48:32,185 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 05:48:32,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 05:48:32,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 05:48:34,952 INFO L134 CoverageAnalysis]: Checked inductivity of 3460 backedges. 1079 proven. 1811 refuted. 0 times theorem prover too weak. 570 trivial. 0 not checked. [2024-04-05 05:48:34,953 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 05:48:34,953 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1225624367] [2024-04-05 05:48:34,965 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1225624367] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 05:48:34,965 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [401075531] [2024-04-05 05:48:34,965 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-04-05 05:48:34,965 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 05:48:34,965 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 05:48:34,966 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 05:48:34,968 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2024-04-05 05:48:35,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 05:48:35,466 INFO L262 TraceCheckSpWp]: Trace formula consists of 1738 conjuncts, 30 conjunts are in the unsatisfiable core [2024-04-05 05:48:35,472 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 05:48:36,917 INFO L134 CoverageAnalysis]: Checked inductivity of 3460 backedges. 1749 proven. 232 refuted. 0 times theorem prover too weak. 1479 trivial. 0 not checked. [2024-04-05 05:48:36,917 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 05:48:38,452 INFO L134 CoverageAnalysis]: Checked inductivity of 3460 backedges. 1602 proven. 379 refuted. 0 times theorem prover too weak. 1479 trivial. 0 not checked. [2024-04-05 05:48:38,452 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [401075531] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 05:48:38,452 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 05:48:38,452 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [45, 30, 30] total 100 [2024-04-05 05:48:38,452 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1974385379] [2024-04-05 05:48:38,452 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 05:48:38,453 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 100 states [2024-04-05 05:48:38,453 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 05:48:38,454 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 100 interpolants. [2024-04-05 05:48:38,457 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=955, Invalid=8945, Unknown=0, NotChecked=0, Total=9900 [2024-04-05 05:48:38,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 05:48:38,457 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 05:48:38,457 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 100 states, 100 states have (on average 9.06) internal successors, (906), 100 states have internal predecessors, (906), 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 05:48:38,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 05:48:38,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 05:48:38,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 05:48:38,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-04-05 05:48:38,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-04-05 05:48:38,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-04-05 05:48:38,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2024-04-05 05:48:38,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-04-05 05:48:38,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-05 05:48:38,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-04-05 05:48:38,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-04-05 05:48:38,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2024-04-05 05:48:38,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-04-05 05:48:38,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2024-04-05 05:48:38,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 106 states. [2024-04-05 05:48:38,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 05:48:47,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 05:48:47,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 05:48:47,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 05:48:47,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-04-05 05:48:47,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-04-05 05:48:47,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-04-05 05:48:47,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2024-04-05 05:48:47,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-04-05 05:48:47,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 05:48:47,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-04-05 05:48:47,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-04-05 05:48:47,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2024-04-05 05:48:47,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-04-05 05:48:47,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2024-04-05 05:48:47,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 106 states. [2024-04-05 05:48:47,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 114 states. [2024-04-05 05:48:47,798 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Ended with exit code 0 [2024-04-05 05:48:47,996 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,15 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 05:48:47,996 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-04-05 05:48:47,996 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 05:48:47,997 INFO L85 PathProgramCache]: Analyzing trace with hash 1312966816, now seen corresponding path program 14 times [2024-04-05 05:48:47,997 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 05:48:47,997 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [901165372] [2024-04-05 05:48:47,997 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 05:48:47,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 05:48:48,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 05:48:51,127 INFO L134 CoverageAnalysis]: Checked inductivity of 3630 backedges. 1233 proven. 1842 refuted. 0 times theorem prover too weak. 555 trivial. 0 not checked. [2024-04-05 05:48:51,128 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 05:48:51,128 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [901165372] [2024-04-05 05:48:51,128 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [901165372] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 05:48:51,128 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [513403082] [2024-04-05 05:48:51,128 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-04-05 05:48:51,128 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 05:48:51,128 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 05:48:51,129 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 05:48:51,130 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2024-04-05 05:48:51,645 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-04-05 05:48:51,646 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-05 05:48:51,653 INFO L262 TraceCheckSpWp]: Trace formula consists of 1766 conjuncts, 33 conjunts are in the unsatisfiable core [2024-04-05 05:48:51,660 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 05:48:53,330 INFO L134 CoverageAnalysis]: Checked inductivity of 3630 backedges. 1867 proven. 297 refuted. 0 times theorem prover too weak. 1466 trivial. 0 not checked. [2024-04-05 05:48:53,330 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 05:48:55,090 INFO L134 CoverageAnalysis]: Checked inductivity of 3630 backedges. 1695 proven. 469 refuted. 0 times theorem prover too weak. 1466 trivial. 0 not checked. [2024-04-05 05:48:55,090 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [513403082] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 05:48:55,090 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 05:48:55,090 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [48, 33, 33] total 109 [2024-04-05 05:48:55,090 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2090609362] [2024-04-05 05:48:55,090 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 05:48:55,091 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 109 states [2024-04-05 05:48:55,091 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 05:48:55,092 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 109 interpolants. [2024-04-05 05:48:55,095 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1134, Invalid=10638, Unknown=0, NotChecked=0, Total=11772 [2024-04-05 05:48:55,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 05:48:55,095 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 05:48:55,096 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 109 states, 109 states have (on average 8.844036697247706) internal successors, (964), 109 states have internal predecessors, (964), 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 05:48:55,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 05:48:55,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 05:48:55,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 05:48:55,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-04-05 05:48:55,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-04-05 05:48:55,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-04-05 05:48:55,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2024-04-05 05:48:55,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-04-05 05:48:55,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-05 05:48:55,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-04-05 05:48:55,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-04-05 05:48:55,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2024-04-05 05:48:55,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-04-05 05:48:55,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2024-04-05 05:48:55,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 106 states. [2024-04-05 05:48:55,097 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 114 states. [2024-04-05 05:48:55,097 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 05:49:04,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 05:49:04,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 05:49:04,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 05:49:04,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-04-05 05:49:04,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-04-05 05:49:04,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-04-05 05:49:04,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2024-04-05 05:49:04,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-04-05 05:49:04,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 05:49:04,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-04-05 05:49:04,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-04-05 05:49:04,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2024-04-05 05:49:04,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-04-05 05:49:04,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2024-04-05 05:49:04,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 106 states. [2024-04-05 05:49:04,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 114 states. [2024-04-05 05:49:04,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 123 states. [2024-04-05 05:49:04,500 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2024-04-05 05:49:04,694 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,16 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 05:49:04,694 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-04-05 05:49:04,694 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 05:49:04,694 INFO L85 PathProgramCache]: Analyzing trace with hash 294537564, now seen corresponding path program 15 times [2024-04-05 05:49:04,694 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 05:49:04,694 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1421647792] [2024-04-05 05:49:04,695 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 05:49:04,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 05:49:04,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 05:49:08,147 INFO L134 CoverageAnalysis]: Checked inductivity of 3816 backedges. 1399 proven. 1857 refuted. 0 times theorem prover too weak. 560 trivial. 0 not checked. [2024-04-05 05:49:08,147 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 05:49:08,147 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1421647792] [2024-04-05 05:49:08,148 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1421647792] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 05:49:08,148 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [287763708] [2024-04-05 05:49:08,148 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-04-05 05:49:08,148 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 05:49:08,148 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 05:49:08,149 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 05:49:08,150 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2024-04-05 05:49:11,381 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 11 check-sat command(s) [2024-04-05 05:49:11,381 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-05 05:49:11,393 INFO L262 TraceCheckSpWp]: Trace formula consists of 1402 conjuncts, 49 conjunts are in the unsatisfiable core [2024-04-05 05:49:11,411 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 05:49:13,411 INFO L134 CoverageAnalysis]: Checked inductivity of 3816 backedges. 1671 proven. 370 refuted. 0 times theorem prover too weak. 1775 trivial. 0 not checked. [2024-04-05 05:49:13,411 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 05:49:16,136 INFO L134 CoverageAnalysis]: Checked inductivity of 3816 backedges. 133 proven. 1908 refuted. 0 times theorem prover too weak. 1775 trivial. 0 not checked. [2024-04-05 05:49:16,137 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [287763708] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 05:49:16,137 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 05:49:16,137 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [51, 38, 42] total 127 [2024-04-05 05:49:16,137 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [656932861] [2024-04-05 05:49:16,137 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 05:49:16,138 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 127 states [2024-04-05 05:49:16,138 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 05:49:16,140 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 127 interpolants. [2024-04-05 05:49:16,143 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1518, Invalid=14484, Unknown=0, NotChecked=0, Total=16002 [2024-04-05 05:49:16,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 05:49:16,143 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 05:49:16,144 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 127 states, 127 states have (on average 8.598425196850394) internal successors, (1092), 127 states have internal predecessors, (1092), 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 05:49:16,144 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 05:49:16,144 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 05:49:16,144 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 05:49:16,144 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-04-05 05:49:16,144 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-04-05 05:49:16,144 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-04-05 05:49:16,144 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2024-04-05 05:49:16,144 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-04-05 05:49:16,144 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-05 05:49:16,144 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-04-05 05:49:16,144 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-04-05 05:49:16,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2024-04-05 05:49:16,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-04-05 05:49:16,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2024-04-05 05:49:16,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 106 states. [2024-04-05 05:49:16,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 114 states. [2024-04-05 05:49:16,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 123 states. [2024-04-05 05:49:16,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 05:49:25,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 05:49:25,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 05:49:25,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 05:49:25,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-04-05 05:49:25,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-04-05 05:49:25,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-04-05 05:49:25,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2024-04-05 05:49:25,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-04-05 05:49:25,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 05:49:25,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-04-05 05:49:25,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-04-05 05:49:25,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2024-04-05 05:49:25,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-04-05 05:49:25,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2024-04-05 05:49:25,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 106 states. [2024-04-05 05:49:25,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 114 states. [2024-04-05 05:49:25,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 123 states. [2024-04-05 05:49:25,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 136 states. [2024-04-05 05:49:25,643 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Forceful destruction successful, exit code 0 [2024-04-05 05:49:25,841 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable21 [2024-04-05 05:49:25,842 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-04-05 05:49:25,842 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 05:49:25,842 INFO L85 PathProgramCache]: Analyzing trace with hash -1691177432, now seen corresponding path program 16 times [2024-04-05 05:49:25,842 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 05:49:25,842 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [425807090] [2024-04-05 05:49:25,842 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 05:49:25,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 05:49:26,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 05:49:29,684 INFO L134 CoverageAnalysis]: Checked inductivity of 4107 backedges. 1577 proven. 1856 refuted. 0 times theorem prover too weak. 674 trivial. 0 not checked. [2024-04-05 05:49:29,684 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 05:49:29,684 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [425807090] [2024-04-05 05:49:29,684 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [425807090] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 05:49:29,684 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2088049514] [2024-04-05 05:49:29,684 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-04-05 05:49:29,684 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 05:49:29,685 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 05:49:29,686 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 05:49:29,689 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2024-04-05 05:49:30,191 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-04-05 05:49:30,192 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-05 05:49:30,197 INFO L262 TraceCheckSpWp]: Trace formula consists of 1123 conjuncts, 51 conjunts are in the unsatisfiable core [2024-04-05 05:49:30,204 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 05:49:33,984 INFO L134 CoverageAnalysis]: Checked inductivity of 4107 backedges. 2485 proven. 540 refuted. 0 times theorem prover too weak. 1082 trivial. 0 not checked. [2024-04-05 05:49:33,984 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 05:49:36,319 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-04-05 05:49:36,319 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 20 treesize of output 4 [2024-04-05 05:49:38,262 INFO L134 CoverageAnalysis]: Checked inductivity of 4107 backedges. 1775 proven. 1250 refuted. 0 times theorem prover too weak. 1082 trivial. 0 not checked. [2024-04-05 05:49:38,262 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2088049514] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 05:49:38,262 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 05:49:38,262 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [54, 47, 47] total 144 [2024-04-05 05:49:38,262 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2019373802] [2024-04-05 05:49:38,263 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 05:49:38,263 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 144 states [2024-04-05 05:49:38,263 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 05:49:38,265 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 144 interpolants. [2024-04-05 05:49:38,267 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=2294, Invalid=18298, Unknown=0, NotChecked=0, Total=20592 [2024-04-05 05:49:38,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 05:49:38,267 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 05:49:38,268 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 144 states, 144 states have (on average 9.006944444444445) internal successors, (1297), 144 states have internal predecessors, (1297), 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 05:49:38,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 05:49:38,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 05:49:38,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 05:49:38,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-04-05 05:49:38,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-04-05 05:49:38,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-04-05 05:49:38,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2024-04-05 05:49:38,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-04-05 05:49:38,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-05 05:49:38,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-04-05 05:49:38,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-04-05 05:49:38,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2024-04-05 05:49:38,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-04-05 05:49:38,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2024-04-05 05:49:38,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 106 states. [2024-04-05 05:49:38,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 114 states. [2024-04-05 05:49:38,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 123 states. [2024-04-05 05:49:38,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 136 states. [2024-04-05 05:49:38,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 05:49:51,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 05:49:51,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 05:49:51,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 05:49:51,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-04-05 05:49:51,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-04-05 05:49:51,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-04-05 05:49:51,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2024-04-05 05:49:51,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-04-05 05:49:51,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 05:49:51,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-04-05 05:49:51,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-04-05 05:49:51,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2024-04-05 05:49:51,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-04-05 05:49:51,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2024-04-05 05:49:51,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 106 states. [2024-04-05 05:49:51,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 114 states. [2024-04-05 05:49:51,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 123 states. [2024-04-05 05:49:51,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 136 states. [2024-04-05 05:49:51,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 160 states. [2024-04-05 05:49:51,606 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Forceful destruction successful, exit code 0 [2024-04-05 05:49:51,804 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable22 [2024-04-05 05:49:51,805 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-04-05 05:49:51,805 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 05:49:51,805 INFO L85 PathProgramCache]: Analyzing trace with hash -279853260, now seen corresponding path program 17 times [2024-04-05 05:49:51,805 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 05:49:51,805 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1610180589] [2024-04-05 05:49:51,805 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 05:49:51,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 05:49:51,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 05:49:55,754 INFO L134 CoverageAnalysis]: Checked inductivity of 4938 backedges. 1731 proven. 1869 refuted. 0 times theorem prover too weak. 1338 trivial. 0 not checked. [2024-04-05 05:49:55,754 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 05:49:55,754 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1610180589] [2024-04-05 05:49:55,754 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1610180589] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 05:49:55,754 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [628790582] [2024-04-05 05:49:55,754 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-04-05 05:49:55,755 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 05:49:55,755 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 05:49:55,756 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 05:49:55,758 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2024-04-05 05:51:23,275 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 19 check-sat command(s) [2024-04-05 05:51:23,275 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-05 05:51:23,322 INFO L262 TraceCheckSpWp]: Trace formula consists of 1934 conjuncts, 64 conjunts are in the unsatisfiable core [2024-04-05 05:51:23,335 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 05:51:27,088 INFO L134 CoverageAnalysis]: Checked inductivity of 4938 backedges. 2571 proven. 1242 refuted. 0 times theorem prover too weak. 1125 trivial. 0 not checked. [2024-04-05 05:51:27,088 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 05:51:31,188 INFO L134 CoverageAnalysis]: Checked inductivity of 4938 backedges. 1943 proven. 1870 refuted. 0 times theorem prover too weak. 1125 trivial. 0 not checked. [2024-04-05 05:51:31,188 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [628790582] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 05:51:31,188 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 05:51:31,188 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [57, 63, 63] total 179 [2024-04-05 05:51:31,188 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1398921020] [2024-04-05 05:51:31,188 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 05:51:31,189 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 179 states [2024-04-05 05:51:31,189 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 05:51:31,191 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 179 interpolants. [2024-04-05 05:51:31,195 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3594, Invalid=28268, Unknown=0, NotChecked=0, Total=31862 [2024-04-05 05:51:31,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 05:51:31,195 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 05:51:31,196 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 179 states, 179 states have (on average 8.273743016759777) internal successors, (1481), 179 states have internal predecessors, (1481), 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 05:51:31,196 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 05:51:31,196 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 05:51:31,196 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 05:51:31,196 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-04-05 05:51:31,196 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-04-05 05:51:31,196 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-04-05 05:51:31,196 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2024-04-05 05:51:31,196 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-04-05 05:51:31,196 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-05 05:51:31,196 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-04-05 05:51:31,196 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-04-05 05:51:31,196 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2024-04-05 05:51:31,196 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-04-05 05:51:31,196 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2024-04-05 05:51:31,196 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 106 states. [2024-04-05 05:51:31,196 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 114 states. [2024-04-05 05:51:31,196 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 123 states. [2024-04-05 05:51:31,196 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 136 states. [2024-04-05 05:51:31,196 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 160 states. [2024-04-05 05:51:31,196 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 05:51:44,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 05:51:44,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 05:51:44,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 05:51:44,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-04-05 05:51:44,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-04-05 05:51:44,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-04-05 05:51:44,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2024-04-05 05:51:44,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-04-05 05:51:44,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 05:51:44,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-04-05 05:51:44,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-04-05 05:51:44,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2024-04-05 05:51:44,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-04-05 05:51:44,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2024-04-05 05:51:44,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 106 states. [2024-04-05 05:51:44,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 114 states. [2024-04-05 05:51:44,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 123 states. [2024-04-05 05:51:44,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 136 states. [2024-04-05 05:51:44,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 160 states. [2024-04-05 05:51:44,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 183 states. [2024-04-05 05:51:44,624 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Ended with exit code 0 [2024-04-05 05:51:44,815 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable23 [2024-04-05 05:51:44,815 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-04-05 05:51:44,815 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 05:51:44,816 INFO L85 PathProgramCache]: Analyzing trace with hash -988601312, now seen corresponding path program 18 times [2024-04-05 05:51:44,816 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 05:51:44,816 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2069010749] [2024-04-05 05:51:44,816 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 05:51:44,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 05:51:45,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 05:51:50,371 INFO L134 CoverageAnalysis]: Checked inductivity of 5703 backedges. 2414 proven. 2027 refuted. 0 times theorem prover too weak. 1262 trivial. 0 not checked. [2024-04-05 05:51:50,371 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 05:51:50,371 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2069010749] [2024-04-05 05:51:50,371 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2069010749] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 05:51:50,372 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2064797955] [2024-04-05 05:51:50,372 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-04-05 05:51:50,372 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 05:51:50,372 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 05:51:50,373 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 05:51:50,378 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2024-04-05 05:57:33,145 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 23 check-sat command(s) [2024-04-05 05:57:33,146 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-05 05:57:33,271 INFO L262 TraceCheckSpWp]: Trace formula consists of 2004 conjuncts, 60 conjunts are in the unsatisfiable core [2024-04-05 05:57:33,277 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 05:57:36,977 INFO L134 CoverageAnalysis]: Checked inductivity of 5703 backedges. 2527 proven. 1242 refuted. 0 times theorem prover too weak. 1934 trivial. 0 not checked. [2024-04-05 05:57:36,977 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 05:57:40,961 INFO L134 CoverageAnalysis]: Checked inductivity of 5703 backedges. 1769 proven. 2000 refuted. 0 times theorem prover too weak. 1934 trivial. 0 not checked. [2024-04-05 05:57:40,961 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2064797955] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 05:57:40,961 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 05:57:40,962 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [72, 60, 60] total 187 [2024-04-05 05:57:40,962 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [281098377] [2024-04-05 05:57:40,962 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 05:57:40,963 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 187 states [2024-04-05 05:57:40,963 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 05:57:40,965 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 187 interpolants. [2024-04-05 05:57:40,970 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3392, Invalid=31390, Unknown=0, NotChecked=0, Total=34782 [2024-04-05 05:57:40,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 05:57:40,970 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 05:57:40,970 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 187 states, 187 states have (on average 7.566844919786096) internal successors, (1415), 187 states have internal predecessors, (1415), 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 05:57:40,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 05:57:40,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 05:57:40,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 05:57:40,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-04-05 05:57:40,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-04-05 05:57:40,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-04-05 05:57:40,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2024-04-05 05:57:40,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-04-05 05:57:40,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-05 05:57:40,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-04-05 05:57:40,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-04-05 05:57:40,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2024-04-05 05:57:40,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-04-05 05:57:40,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2024-04-05 05:57:40,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 106 states. [2024-04-05 05:57:40,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 114 states. [2024-04-05 05:57:40,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 123 states. [2024-04-05 05:57:40,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 136 states. [2024-04-05 05:57:40,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 160 states. [2024-04-05 05:57:40,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 183 states. [2024-04-05 05:57:40,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 05:57:54,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 05:57:54,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 05:57:54,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 05:57:54,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-04-05 05:57:54,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-04-05 05:57:54,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-04-05 05:57:54,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2024-04-05 05:57:54,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-04-05 05:57:54,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 05:57:54,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-04-05 05:57:54,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-04-05 05:57:54,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2024-04-05 05:57:54,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-04-05 05:57:54,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2024-04-05 05:57:54,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 106 states. [2024-04-05 05:57:54,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 114 states. [2024-04-05 05:57:54,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 123 states. [2024-04-05 05:57:54,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 136 states. [2024-04-05 05:57:54,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 160 states. [2024-04-05 05:57:54,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 183 states. [2024-04-05 05:57:54,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 199 states. [2024-04-05 05:57:54,761 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Ended with exit code 0 [2024-04-05 05:57:54,952 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24,20 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 05:57:54,952 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-04-05 05:57:54,953 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 05:57:54,953 INFO L85 PathProgramCache]: Analyzing trace with hash 1150391516, now seen corresponding path program 19 times [2024-04-05 05:57:54,953 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 05:57:54,953 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1481899104] [2024-04-05 05:57:54,953 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 05:57:54,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 05:57:55,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 05:57:59,876 INFO L134 CoverageAnalysis]: Checked inductivity of 6025 backedges. 2123 proven. 1814 refuted. 0 times theorem prover too weak. 2088 trivial. 0 not checked. [2024-04-05 05:57:59,877 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 05:57:59,877 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1481899104] [2024-04-05 05:57:59,877 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1481899104] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 05:57:59,877 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1642242596] [2024-04-05 05:57:59,877 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-04-05 05:57:59,877 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 05:57:59,877 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 05:57:59,878 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 05:57:59,880 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Waiting until timeout for monitored process [2024-04-05 05:58:00,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 05:58:00,588 INFO L262 TraceCheckSpWp]: Trace formula consists of 2032 conjuncts, 63 conjunts are in the unsatisfiable core [2024-04-05 05:58:00,594 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 05:58:03,564 INFO L134 CoverageAnalysis]: Checked inductivity of 6025 backedges. 2555 proven. 1387 refuted. 0 times theorem prover too weak. 2083 trivial. 0 not checked. [2024-04-05 05:58:03,564 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 05:58:06,988 INFO L134 CoverageAnalysis]: Checked inductivity of 6025 backedges. 2215 proven. 1727 refuted. 0 times theorem prover too weak. 2083 trivial. 0 not checked. [2024-04-05 05:58:06,988 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1642242596] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 05:58:06,988 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 05:58:06,988 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [63, 63, 63] total 181 [2024-04-05 05:58:06,989 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1538047411] [2024-04-05 05:58:06,989 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 05:58:06,990 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 181 states [2024-04-05 05:58:06,990 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 05:58:06,992 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 181 interpolants. [2024-04-05 05:58:06,995 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=4667, Invalid=27913, Unknown=0, NotChecked=0, Total=32580 [2024-04-05 05:58:06,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 05:58:06,995 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 05:58:06,996 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 181 states, 181 states have (on average 7.171270718232044) internal successors, (1298), 181 states have internal predecessors, (1298), 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 05:58:06,996 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 05:58:06,996 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 05:58:06,996 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 05:58:06,996 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-04-05 05:58:06,997 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-04-05 05:58:06,997 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-04-05 05:58:06,997 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2024-04-05 05:58:06,997 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-04-05 05:58:06,997 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-05 05:58:06,997 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-04-05 05:58:06,997 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-04-05 05:58:06,997 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2024-04-05 05:58:06,997 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-04-05 05:58:06,997 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2024-04-05 05:58:06,997 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 106 states. [2024-04-05 05:58:06,997 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 114 states. [2024-04-05 05:58:06,997 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 123 states. [2024-04-05 05:58:06,997 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 136 states. [2024-04-05 05:58:06,997 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 160 states. [2024-04-05 05:58:06,997 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 183 states. [2024-04-05 05:58:06,997 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 199 states. [2024-04-05 05:58:06,998 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 05:58:15,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 05:58:15,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 05:58:15,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 05:58:15,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-04-05 05:58:15,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-04-05 05:58:15,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-04-05 05:58:15,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2024-04-05 05:58:15,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-04-05 05:58:15,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 05:58:15,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-04-05 05:58:15,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-04-05 05:58:15,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2024-04-05 05:58:15,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-04-05 05:58:15,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2024-04-05 05:58:15,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 106 states. [2024-04-05 05:58:15,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 114 states. [2024-04-05 05:58:15,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 123 states. [2024-04-05 05:58:15,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 136 states. [2024-04-05 05:58:15,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 160 states. [2024-04-05 05:58:15,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 183 states. [2024-04-05 05:58:15,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 199 states. [2024-04-05 05:58:15,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 86 states. [2024-04-05 05:58:15,575 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Forceful destruction successful, exit code 0 [2024-04-05 05:58:15,774 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25 [2024-04-05 05:58:15,775 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-04-05 05:58:15,775 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 05:58:15,775 INFO L85 PathProgramCache]: Analyzing trace with hash 1802987912, now seen corresponding path program 20 times [2024-04-05 05:58:15,775 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 05:58:15,775 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1530133803] [2024-04-05 05:58:15,775 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 05:58:15,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 05:58:15,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 05:58:20,913 INFO L134 CoverageAnalysis]: Checked inductivity of 6178 backedges. 2346 proven. 1755 refuted. 0 times theorem prover too weak. 2077 trivial. 0 not checked. [2024-04-05 05:58:20,914 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 05:58:20,915 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1530133803] [2024-04-05 05:58:20,915 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1530133803] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 05:58:20,915 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [108569732] [2024-04-05 05:58:20,915 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-04-05 05:58:20,915 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 05:58:20,915 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 05:58:20,916 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 05:58:20,918 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2024-04-05 05:58:21,605 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-04-05 05:58:21,606 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-05 05:58:21,616 INFO L262 TraceCheckSpWp]: Trace formula consists of 2046 conjuncts, 38 conjunts are in the unsatisfiable core [2024-04-05 05:58:21,623 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 05:58:22,023 INFO L134 CoverageAnalysis]: Checked inductivity of 6178 backedges. 997 proven. 884 refuted. 0 times theorem prover too weak. 4297 trivial. 0 not checked. [2024-04-05 05:58:22,023 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 05:58:23,571 INFO L134 CoverageAnalysis]: Checked inductivity of 6178 backedges. 763 proven. 1752 refuted. 0 times theorem prover too weak. 3663 trivial. 0 not checked. [2024-04-05 05:58:23,571 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [108569732] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 05:58:23,571 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 05:58:23,571 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [66, 9, 37] total 108 [2024-04-05 05:58:23,572 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1329922828] [2024-04-05 05:58:23,572 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 05:58:23,573 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 108 states [2024-04-05 05:58:23,573 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 05:58:23,574 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 108 interpolants. [2024-04-05 05:58:23,575 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1361, Invalid=10195, Unknown=0, NotChecked=0, Total=11556 [2024-04-05 05:58:23,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 05:58:23,575 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 05:58:23,575 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 108 states, 108 states have (on average 8.898148148148149) internal successors, (961), 108 states have internal predecessors, (961), 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 05:58:23,575 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 05:58:23,575 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 05:58:23,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 05:58:23,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-04-05 05:58:23,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-04-05 05:58:23,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-04-05 05:58:23,577 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2024-04-05 05:58:23,577 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-04-05 05:58:23,577 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-05 05:58:23,577 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-04-05 05:58:23,577 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-04-05 05:58:23,577 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2024-04-05 05:58:23,577 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-04-05 05:58:23,577 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2024-04-05 05:58:23,577 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 106 states. [2024-04-05 05:58:23,577 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 114 states. [2024-04-05 05:58:23,577 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 123 states. [2024-04-05 05:58:23,577 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 136 states. [2024-04-05 05:58:23,577 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 160 states. [2024-04-05 05:58:23,577 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 183 states. [2024-04-05 05:58:23,577 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 199 states. [2024-04-05 05:58:23,577 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 86 states. [2024-04-05 05:58:23,577 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 05:58:34,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 05:58:34,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 05:58:34,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 05:58:34,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-04-05 05:58:34,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-04-05 05:58:34,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-04-05 05:58:34,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2024-04-05 05:58:34,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-04-05 05:58:34,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 05:58:34,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-04-05 05:58:34,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-04-05 05:58:34,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2024-04-05 05:58:34,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-04-05 05:58:34,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2024-04-05 05:58:34,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 106 states. [2024-04-05 05:58:34,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 114 states. [2024-04-05 05:58:34,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 123 states. [2024-04-05 05:58:34,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 136 states. [2024-04-05 05:58:34,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 160 states. [2024-04-05 05:58:34,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 183 states. [2024-04-05 05:58:34,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 199 states. [2024-04-05 05:58:34,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 86 states. [2024-04-05 05:58:34,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2024-04-05 05:58:34,344 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Forceful destruction successful, exit code 0 [2024-04-05 05:58:34,544 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable26 [2024-04-05 05:58:34,544 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-04-05 05:58:34,545 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 05:58:34,546 INFO L85 PathProgramCache]: Analyzing trace with hash 2098287164, now seen corresponding path program 21 times [2024-04-05 05:58:34,546 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 05:58:34,546 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [653319893] [2024-04-05 05:58:34,546 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 05:58:34,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 05:58:34,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 05:58:40,511 INFO L134 CoverageAnalysis]: Checked inductivity of 6574 backedges. 2566 proven. 1927 refuted. 0 times theorem prover too weak. 2081 trivial. 0 not checked. [2024-04-05 05:58:40,512 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 05:58:40,512 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [653319893] [2024-04-05 05:58:40,512 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [653319893] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 05:58:40,512 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1670424969] [2024-04-05 05:58:40,512 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-04-05 05:58:40,512 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 05:58:40,512 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 05:58:40,513 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 05:58:40,515 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Waiting until timeout for monitored process Received shutdown request... [2024-04-05 05:59:55,085 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 05:59:55,085 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 05:59:55,090 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-04-05 05:59:56,115 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2024-04-05 05:59:56,289 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process [2024-04-05 05:59:56,297 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Forcibly destroying the process [2024-04-05 05:59:56,307 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-04-05 05:59:56,307 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2024-04-05 05:59:56,307 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [69] total 69 [2024-04-05 05:59:56,307 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [814386447] [2024-04-05 05:59:56,308 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2024-04-05 05:59:56,308 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 69 states [2024-04-05 05:59:56,308 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 05:59:56,309 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 69 interpolants. [2024-04-05 05:59:56,309 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=788, Invalid=3904, Unknown=0, NotChecked=0, Total=4692 [2024-04-05 05:59:56,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 05:59:56,310 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 05:59:56,310 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 69 states, 69 states have (on average 8.623188405797102) internal successors, (595), 69 states have internal predecessors, (595), 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 05:59:56,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 05:59:56,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 05:59:56,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 05:59:56,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-04-05 05:59:56,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-04-05 05:59:56,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-04-05 05:59:56,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2024-04-05 05:59:56,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-04-05 05:59:56,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-05 05:59:56,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-04-05 05:59:56,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-04-05 05:59:56,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2024-04-05 05:59:56,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-04-05 05:59:56,311 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2024-04-05 05:59:56,311 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 106 states. [2024-04-05 05:59:56,311 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 114 states. [2024-04-05 05:59:56,311 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 123 states. [2024-04-05 05:59:56,311 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 136 states. [2024-04-05 05:59:56,311 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 160 states. [2024-04-05 05:59:56,311 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 183 states. [2024-04-05 05:59:56,311 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 199 states. [2024-04-05 05:59:56,311 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 86 states. [2024-04-05 05:59:56,311 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 99 states. [2024-04-05 05:59:56,311 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 05:59:56,319 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Forcibly destroying the process [2024-04-05 05:59:56,319 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 23 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable27 [2024-04-05 05:59:56,319 WARN L619 AbstractCegarLoop]: Verification canceled: while executing DepthFirstTraversal. [2024-04-05 05:59:56,321 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (4 of 5 remaining) [2024-04-05 05:59:56,322 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (3 of 5 remaining) [2024-04-05 05:59:56,322 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 5 remaining) [2024-04-05 05:59:56,322 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 5 remaining) [2024-04-05 05:59:56,322 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 5 remaining) [2024-04-05 05:59:56,322 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 137 [2024-04-05 05:59:56,322 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Forceful destruction successful, exit code 137 [2024-04-05 05:59:56,327 INFO L445 BasicCegarLoop]: Path program histogram: [21, 2, 1, 1, 1] [2024-04-05 05:59:56,334 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-04-05 05:59:56,334 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-04-05 05:59:56,336 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.04 05:59:56 BasicIcfg [2024-04-05 05:59:56,336 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-04-05 05:59:56,337 INFO L158 Benchmark]: Toolchain (without parser) took 843460.08ms. Allocated memory was 343.9MB in the beginning and 4.5GB in the end (delta: 4.2GB). Free memory was 273.0MB in the beginning and 3.6GB in the end (delta: -3.3GB). Peak memory consumption was 923.0MB. Max. memory is 8.0GB. [2024-04-05 05:59:56,337 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 185.6MB. Free memory is still 156.9MB. There was no memory consumed. Max. memory is 8.0GB. [2024-04-05 05:59:56,337 INFO L158 Benchmark]: CACSL2BoogieTranslator took 186.38ms. Allocated memory is still 343.9MB. Free memory was 273.0MB in the beginning and 259.9MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. [2024-04-05 05:59:56,337 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.21ms. Allocated memory is still 343.9MB. Free memory was 259.8MB in the beginning and 257.0MB in the end (delta: 2.8MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2024-04-05 05:59:56,337 INFO L158 Benchmark]: Boogie Preprocessor took 32.57ms. Allocated memory is still 343.9MB. Free memory was 257.0MB in the beginning and 254.7MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-04-05 05:59:56,338 INFO L158 Benchmark]: RCFGBuilder took 739.28ms. Allocated memory is still 343.9MB. Free memory was 254.7MB in the beginning and 263.3MB in the end (delta: -8.6MB). Peak memory consumption was 8.4MB. Max. memory is 8.0GB. [2024-04-05 05:59:56,339 INFO L158 Benchmark]: TraceAbstraction took 842444.44ms. Allocated memory was 343.9MB in the beginning and 4.5GB in the end (delta: 4.2GB). Free memory was 262.2MB in the beginning and 3.6GB in the end (delta: -3.3GB). Peak memory consumption was 912.9MB. Max. memory is 8.0GB. [2024-04-05 05:59:56,340 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 185.6MB. Free memory is still 156.9MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 186.38ms. Allocated memory is still 343.9MB. Free memory was 273.0MB in the beginning and 259.9MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 50.21ms. Allocated memory is still 343.9MB. Free memory was 259.8MB in the beginning and 257.0MB in the end (delta: 2.8MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 32.57ms. Allocated memory is still 343.9MB. Free memory was 257.0MB in the beginning and 254.7MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 739.28ms. Allocated memory is still 343.9MB. Free memory was 254.7MB in the beginning and 263.3MB in the end (delta: -8.6MB). Peak memory consumption was 8.4MB. Max. memory is 8.0GB. * TraceAbstraction took 842444.44ms. Allocated memory was 343.9MB in the beginning and 4.5GB in the end (delta: 4.2GB). Free memory was 262.2MB in the beginning and 3.6GB in the end (delta: -3.3GB). Peak memory consumption was 912.9MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 5367198, independent: 4992663, independent conditional: 4966890, independent unconditional: 25773, dependent: 374535, dependent conditional: 362650, dependent unconditional: 11885, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 5009091, independent: 4992663, independent conditional: 4966890, independent unconditional: 25773, dependent: 16428, dependent conditional: 16428, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 5009091, independent: 4992663, independent conditional: 4966890, independent unconditional: 25773, dependent: 16428, dependent conditional: 16428, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 5009091, independent: 4992663, independent conditional: 4966890, independent unconditional: 25773, dependent: 16428, dependent conditional: 16428, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 5133127, independent: 4992663, independent conditional: 241514, independent unconditional: 4751149, dependent: 140464, dependent conditional: 55208, dependent unconditional: 85256, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 5133127, independent: 4992663, independent conditional: 170304, independent unconditional: 4822359, dependent: 140464, dependent conditional: 33860, dependent unconditional: 106604, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5133127, independent: 4992663, independent conditional: 170304, independent unconditional: 4822359, dependent: 140464, dependent conditional: 33860, dependent unconditional: 106604, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1259, independent: 1134, independent conditional: 88, independent unconditional: 1046, dependent: 125, dependent conditional: 117, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1259, independent: 1044, independent conditional: 0, independent unconditional: 1044, dependent: 215, dependent conditional: 0, dependent unconditional: 215, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 215, independent: 90, independent conditional: 88, independent unconditional: 2, dependent: 125, dependent conditional: 117, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 215, independent: 90, independent conditional: 88, independent unconditional: 2, dependent: 125, dependent conditional: 117, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1060, independent: 497, independent conditional: 482, independent unconditional: 14, dependent: 563, dependent conditional: 451, dependent unconditional: 112, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 5133127, independent: 4991529, independent conditional: 170216, independent unconditional: 4821313, dependent: 140339, dependent conditional: 33743, dependent unconditional: 106596, unknown: 1259, unknown conditional: 205, unknown unconditional: 1054] , Statistics on independence cache: Total cache size (in pairs): 1259, Positive cache size: 1134, Positive conditional cache size: 88, Positive unconditional cache size: 1046, Negative cache size: 125, Negative conditional cache size: 117, Negative unconditional cache size: 8, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 92558, Maximal queried relation: 5, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 5133127, independent: 4992663, independent conditional: 241514, independent unconditional: 4751149, dependent: 140464, dependent conditional: 55208, dependent unconditional: 85256, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 5133127, independent: 4992663, independent conditional: 170304, independent unconditional: 4822359, dependent: 140464, dependent conditional: 33860, dependent unconditional: 106604, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5133127, independent: 4992663, independent conditional: 170304, independent unconditional: 4822359, dependent: 140464, dependent conditional: 33860, dependent unconditional: 106604, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1259, independent: 1134, independent conditional: 88, independent unconditional: 1046, dependent: 125, dependent conditional: 117, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1259, independent: 1044, independent conditional: 0, independent unconditional: 1044, dependent: 215, dependent conditional: 0, dependent unconditional: 215, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 215, independent: 90, independent conditional: 88, independent unconditional: 2, dependent: 125, dependent conditional: 117, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 215, independent: 90, independent conditional: 88, independent unconditional: 2, dependent: 125, dependent conditional: 117, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1060, independent: 497, independent conditional: 482, independent unconditional: 14, dependent: 563, dependent conditional: 451, dependent unconditional: 112, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 5133127, independent: 4991529, independent conditional: 170216, independent unconditional: 4821313, dependent: 140339, dependent conditional: 33743, dependent unconditional: 106596, unknown: 1259, unknown conditional: 205, unknown unconditional: 1054] , Statistics on independence cache: Total cache size (in pairs): 1259, Positive cache size: 1134, Positive conditional cache size: 88, Positive unconditional cache size: 1046, Negative cache size: 125, Negative conditional cache size: 117, Negative unconditional cache size: 8, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 92558 ], Independence queries for same thread: 358107 - TimeoutResultAtElement [Line: 150]: Timeout (TraceAbstraction) Unable to prove that a call to reach_error is unreachable Cancelled while executing DepthFirstTraversal. - TimeoutResultAtElement [Line: 142]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while executing DepthFirstTraversal. - TimeoutResultAtElement [Line: 141]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while executing DepthFirstTraversal. - TimeoutResultAtElement [Line: 143]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while executing DepthFirstTraversal. - TimeoutResultAtElement [Line: 140]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while executing DepthFirstTraversal. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 9 procedures, 268 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 842.3s, OverallIterations: 24, TraceHistogramMax: 0, PathProgramHistogramMax: 21, EmptinessCheckTime: 204.3s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 1760, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 1.5s SsaConstructionTime, 441.0s SatisfiabilityAnalysisTime, 110.7s InterpolantComputationTime, 21887 NumberOfCodeBlocks, 20871 NumberOfCodeBlocksAsserted, 143 NumberOfCheckSat, 31980 ConstructedInterpolants, 646 QuantifiedInterpolants, 139377 SizeOfPredicates, 480 NumberOfNonLiveVariables, 24060 ConjunctsInSsa, 651 ConjunctsInUnsatCore, 64 InterpolantComputations, 3 PerfectInterpolantSequences, 111638/153593 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