/root/.sdkman/candidates/java/current/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.additional.conditional.commutativity.checking IA --traceabstraction.criterion.for.conditional.commutativity.checking RANDOM --traceabstraction.probability.for.random.criterion 50 --traceabstraction.seed.for.random.criterion 213 -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/popl20-mult-4.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-3774817-m [2024-04-04 20:30:24,650 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-04-04 20:30:24,698 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-04-04 20:30:24,701 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-04-04 20:30:24,701 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-04-04 20:30:24,729 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-04-04 20:30:24,729 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-04-04 20:30:24,729 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-04-04 20:30:24,730 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-04-04 20:30:24,730 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-04-04 20:30:24,730 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-04-04 20:30:24,730 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-04-04 20:30:24,731 INFO L153 SettingsManager]: * Use SBE=true [2024-04-04 20:30:24,731 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-04-04 20:30:24,731 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-04-04 20:30:24,731 INFO L153 SettingsManager]: * sizeof long=4 [2024-04-04 20:30:24,732 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-04-04 20:30:24,732 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-04-04 20:30:24,732 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-04-04 20:30:24,732 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-04-04 20:30:24,732 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-04-04 20:30:24,733 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-04-04 20:30:24,733 INFO L153 SettingsManager]: * sizeof long double=12 [2024-04-04 20:30:24,733 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-04-04 20:30:24,734 INFO L153 SettingsManager]: * Use constant arrays=true [2024-04-04 20:30:24,734 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-04-04 20:30:24,734 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-04-04 20:30:24,734 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-04-04 20:30:24,734 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-04-04 20:30:24,735 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-04 20:30:24,735 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-04-04 20:30:24,735 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-04-04 20:30:24,735 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-04-04 20:30:24,736 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-04-04 20:30:24,736 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-04-04 20:30:24,736 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-04-04 20:30:24,736 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-04-04 20:30:24,736 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-04-04 20:30:24,737 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-04-04 20:30:24,737 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> IA Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> RANDOM Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: probability for random criterion as percentage -> 50 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: seed for random criterion -> 213 [2024-04-04 20:30:24,914 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-04-04 20:30:24,934 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-04-04 20:30:24,936 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-04-04 20:30:24,937 INFO L270 PluginConnector]: Initializing CDTParser... [2024-04-04 20:30:24,938 INFO L274 PluginConnector]: CDTParser initialized [2024-04-04 20:30:24,939 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/popl20-mult-4.wvr.c [2024-04-04 20:30:26,094 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-04-04 20:30:26,217 INFO L384 CDTParser]: Found 1 translation units. [2024-04-04 20:30:26,217 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-mult-4.wvr.c [2024-04-04 20:30:26,224 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/546722fb3/b20f635a81594b078272f7accaa74d61/FLAGa80ee1bdb [2024-04-04 20:30:26,241 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/546722fb3/b20f635a81594b078272f7accaa74d61 [2024-04-04 20:30:26,243 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-04-04 20:30:26,244 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-04-04 20:30:26,245 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-04-04 20:30:26,245 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-04-04 20:30:26,249 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-04-04 20:30:26,251 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.04 08:30:26" (1/1) ... [2024-04-04 20:30:26,252 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6aa5ce6b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 08:30:26, skipping insertion in model container [2024-04-04 20:30:26,252 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.04 08:30:26" (1/1) ... [2024-04-04 20:30:26,270 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-04-04 20:30:26,435 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-mult-4.wvr.c[2612,2625] [2024-04-04 20:30:26,439 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-04-04 20:30:26,445 INFO L202 MainTranslator]: Completed pre-run [2024-04-04 20:30:26,460 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-mult-4.wvr.c[2612,2625] [2024-04-04 20:30:26,460 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-04-04 20:30:26,465 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2024-04-04 20:30:26,466 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2024-04-04 20:30:26,471 INFO L206 MainTranslator]: Completed translation [2024-04-04 20:30:26,471 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 08:30:26 WrapperNode [2024-04-04 20:30:26,471 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-04-04 20:30:26,472 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-04-04 20:30:26,472 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-04-04 20:30:26,472 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-04-04 20:30:26,477 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 08:30:26" (1/1) ... [2024-04-04 20:30:26,482 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 08:30:26" (1/1) ... [2024-04-04 20:30:26,507 INFO L138 Inliner]: procedures = 23, calls = 42, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 120 [2024-04-04 20:30:26,507 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-04-04 20:30:26,508 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-04-04 20:30:26,508 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-04-04 20:30:26,508 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-04-04 20:30:26,517 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 08:30:26" (1/1) ... [2024-04-04 20:30:26,517 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 08:30:26" (1/1) ... [2024-04-04 20:30:26,519 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 08:30:26" (1/1) ... [2024-04-04 20:30:26,519 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 08:30:26" (1/1) ... [2024-04-04 20:30:26,523 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 08:30:26" (1/1) ... [2024-04-04 20:30:26,526 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 08:30:26" (1/1) ... [2024-04-04 20:30:26,527 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 08:30:26" (1/1) ... [2024-04-04 20:30:26,528 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 08:30:26" (1/1) ... [2024-04-04 20:30:26,530 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-04-04 20:30:26,530 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-04-04 20:30:26,530 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-04-04 20:30:26,531 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-04-04 20:30:26,531 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 08:30:26" (1/1) ... [2024-04-04 20:30:26,536 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-04 20:30:26,547 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 20:30:26,561 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-04-04 20:30:26,567 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-04-04 20:30:26,601 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-04-04 20:30:26,601 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-04-04 20:30:26,601 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-04-04 20:30:26,601 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-04-04 20:30:26,601 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-04-04 20:30:26,601 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-04-04 20:30:26,602 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-04-04 20:30:26,602 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-04-04 20:30:26,602 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-04-04 20:30:26,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-04-04 20:30:26,603 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-04-04 20:30:26,604 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-04-04 20:30:26,604 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-04-04 20:30:26,604 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-04-04 20:30:26,604 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-04-04 20:30:26,605 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-04-04 20:30:26,605 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-04-04 20:30:26,605 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-04-04 20:30:26,606 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-04-04 20:30:26,703 INFO L241 CfgBuilder]: Building ICFG [2024-04-04 20:30:26,705 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-04-04 20:30:26,898 INFO L282 CfgBuilder]: Performing block encoding [2024-04-04 20:30:26,926 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-04-04 20:30:26,926 INFO L309 CfgBuilder]: Removed 4 assume(true) statements. [2024-04-04 20:30:26,927 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.04 08:30:26 BoogieIcfgContainer [2024-04-04 20:30:26,927 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-04-04 20:30:26,929 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-04-04 20:30:26,929 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-04-04 20:30:26,931 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-04-04 20:30:26,931 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.04 08:30:26" (1/3) ... [2024-04-04 20:30:26,932 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a11158f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.04 08:30:26, skipping insertion in model container [2024-04-04 20:30:26,932 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 08:30:26" (2/3) ... [2024-04-04 20:30:26,932 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a11158f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.04 08:30:26, skipping insertion in model container [2024-04-04 20:30:26,932 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.04 08:30:26" (3/3) ... [2024-04-04 20:30:26,933 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-mult-4.wvr.c [2024-04-04 20:30:26,939 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-04-04 20:30:26,945 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-04-04 20:30:26,946 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-04-04 20:30:26,946 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-04-04 20:30:27,016 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2024-04-04 20:30:27,061 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-04-04 20:30:27,061 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-04-04 20:30:27,061 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 20:30:27,063 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-04-04 20:30:27,092 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-04-04 20:30:27,108 INFO L184 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-04-04 20:30:27,116 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 20:30:27,117 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-04-04 20:30:27,137 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;@72839695, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=IA, mConComCheckerCriterion=RANDOM, mConComCheckerLimitedChecksCriterion=false, mConComCheckerCriterionLimit=1, mConComCheckerRandomProb=50, mConComCheckerRandomSeed=213 [2024-04-04 20:30:27,137 INFO L358 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2024-04-04 20:30:28,794 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)] === [2024-04-04 20:30:28,799 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 20:30:28,799 INFO L85 PathProgramCache]: Analyzing trace with hash 825825901, now seen corresponding path program 1 times [2024-04-04 20:30:28,806 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 20:30:28,807 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1884123181] [2024-04-04 20:30:28,807 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 20:30:28,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 20:30:28,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 20:30:29,127 INFO L134 CoverageAnalysis]: Checked inductivity of 349 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 349 trivial. 0 not checked. [2024-04-04 20:30:29,128 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 20:30:29,128 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1884123181] [2024-04-04 20:30:29,128 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1884123181] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 20:30:29,129 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-04 20:30:29,129 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-04-04 20:30:29,130 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [930366322] [2024-04-04 20:30:29,130 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 20:30:29,134 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-04-04 20:30:29,134 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 20:30:29,587 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-04-04 20:30:29,587 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-04-04 20:30:29,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 20:30:29,589 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 20:30:29,590 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 56.0) internal successors, (112), 2 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-04 20:30:29,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 20:30:30,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 20:30:30,520 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-04-04 20:30:30,520 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)] === [2024-04-04 20:30:30,522 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 20:30:30,522 INFO L85 PathProgramCache]: Analyzing trace with hash 1856459753, now seen corresponding path program 1 times [2024-04-04 20:30:30,522 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 20:30:30,522 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [659080124] [2024-04-04 20:30:30,522 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 20:30:30,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 20:30:30,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 20:30:31,771 INFO L134 CoverageAnalysis]: Checked inductivity of 349 backedges. 142 proven. 173 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2024-04-04 20:30:31,771 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 20:30:31,772 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [659080124] [2024-04-04 20:30:31,772 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [659080124] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 20:30:31,772 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [30688236] [2024-04-04 20:30:31,772 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 20:30:31,773 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 20:30:31,773 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 20:30:31,775 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 20:30:31,820 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-04-04 20:30:31,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 20:30:31,924 INFO L262 TraceCheckSpWp]: Trace formula consists of 449 conjuncts, 38 conjunts are in the unsatisfiable core [2024-04-04 20:30:31,933 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 20:30:32,683 INFO L134 CoverageAnalysis]: Checked inductivity of 349 backedges. 142 proven. 189 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-04-04 20:30:32,684 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 20:30:33,774 INFO L134 CoverageAnalysis]: Checked inductivity of 349 backedges. 142 proven. 189 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-04-04 20:30:33,774 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [30688236] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 20:30:33,774 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 20:30:33,775 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 21, 21] total 51 [2024-04-04 20:30:33,775 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1696863221] [2024-04-04 20:30:33,775 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 20:30:33,777 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 51 states [2024-04-04 20:30:33,777 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 20:30:34,022 INFO L85 PathProgramCache]: Analyzing trace with hash 1851303999, now seen corresponding path program 1 times [2024-04-04 20:30:34,023 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 20:30:34,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 20:30:34,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 20:30:34,046 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-04 20:30:34,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 20:30:34,199 INFO L85 PathProgramCache]: Analyzing trace with hash 986693666, now seen corresponding path program 2 times [2024-04-04 20:30:34,199 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 20:30:34,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 20:30:34,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 20:30:34,236 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-04 20:30:34,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 20:30:34,400 INFO L85 PathProgramCache]: Analyzing trace with hash -540021526, now seen corresponding path program 1 times [2024-04-04 20:30:34,400 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 20:30:34,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 20:30:34,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 20:30:35,033 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 20:30:35,034 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 20:30:35,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 20:30:35,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 20:30:35,335 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 20:30:35,426 INFO L85 PathProgramCache]: Analyzing trace with hash 439202260, now seen corresponding path program 2 times [2024-04-04 20:30:35,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 20:30:35,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 20:30:35,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 20:30:35,451 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-04 20:30:35,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 20:30:35,556 INFO L85 PathProgramCache]: Analyzing trace with hash -1099368118, now seen corresponding path program 3 times [2024-04-04 20:30:35,556 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 20:30:35,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 20:30:35,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 20:30:35,993 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 20:30:35,994 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 20:30:35,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 20:30:36,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 20:30:36,424 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 20:30:36,495 INFO L85 PathProgramCache]: Analyzing trace with hash 279327084, now seen corresponding path program 4 times [2024-04-04 20:30:36,495 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 20:30:36,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 20:30:36,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 20:30:36,841 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-04-04 20:30:36,842 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 20:30:36,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 20:30:36,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 20:30:37,149 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-04-04 20:30:37,247 INFO L85 PathProgramCache]: Analyzing trace with hash -258722764, now seen corresponding path program 5 times [2024-04-04 20:30:37,248 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 20:30:37,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 20:30:37,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 20:30:37,651 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 20:30:37,652 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 20:30:37,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 20:30:37,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 20:30:38,012 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 20:30:38,084 INFO L85 PathProgramCache]: Analyzing trace with hash 569529268, now seen corresponding path program 6 times [2024-04-04 20:30:38,085 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 20:30:38,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 20:30:38,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 20:30:38,495 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 20:30:38,495 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 20:30:38,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 20:30:38,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 20:30:38,850 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 20:30:38,988 INFO L85 PathProgramCache]: Analyzing trace with hash 475538487, now seen corresponding path program 7 times [2024-04-04 20:30:38,988 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 20:30:38,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 20:30:39,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 20:30:39,028 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-04 20:30:39,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 20:30:39,157 INFO L85 PathProgramCache]: Analyzing trace with hash 794340347, now seen corresponding path program 8 times [2024-04-04 20:30:39,157 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 20:30:39,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 20:30:39,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 20:30:39,198 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-04 20:30:39,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 20:30:39,326 INFO L85 PathProgramCache]: Analyzing trace with hash 794340347, now seen corresponding path program 9 times [2024-04-04 20:30:39,326 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 20:30:39,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 20:30:39,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 20:30:39,355 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-04 20:30:39,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 20:30:39,487 INFO L85 PathProgramCache]: Analyzing trace with hash -1145252659, now seen corresponding path program 10 times [2024-04-04 20:30:39,487 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 20:30:39,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 20:30:39,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 20:30:39,515 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-04 20:30:39,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 20:30:39,674 INFO L85 PathProgramCache]: Analyzing trace with hash -1145252659, now seen corresponding path program 11 times [2024-04-04 20:30:39,675 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 20:30:39,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 20:30:39,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 20:30:39,712 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-04 20:30:39,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 20:30:39,848 INFO L85 PathProgramCache]: Analyzing trace with hash -1143093698, now seen corresponding path program 12 times [2024-04-04 20:30:39,848 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 20:30:39,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 20:30:39,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 20:30:40,246 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-04-04 20:30:40,246 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 20:30:40,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 20:30:40,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 20:30:40,477 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-04-04 20:30:40,584 INFO L85 PathProgramCache]: Analyzing trace with hash -1143093698, now seen corresponding path program 13 times [2024-04-04 20:30:40,585 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 20:30:40,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 20:30:40,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 20:30:40,819 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-04-04 20:30:40,819 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 20:30:40,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 20:30:40,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 20:30:41,041 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-04-04 20:30:41,145 INFO L85 PathProgramCache]: Analyzing trace with hash 998595968, now seen corresponding path program 14 times [2024-04-04 20:30:41,145 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 20:30:41,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 20:30:41,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 20:30:41,357 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-04-04 20:30:41,357 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 20:30:41,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 20:30:41,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 20:30:41,667 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-04-04 20:30:41,773 INFO L85 PathProgramCache]: Analyzing trace with hash 891704314, now seen corresponding path program 15 times [2024-04-04 20:30:41,774 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 20:30:41,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 20:30:41,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 20:30:42,037 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-04-04 20:30:42,038 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 20:30:42,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 20:30:42,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 20:30:42,285 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-04-04 20:30:42,361 INFO L85 PathProgramCache]: Analyzing trace with hash -1105615244, now seen corresponding path program 16 times [2024-04-04 20:30:42,362 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 20:30:42,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 20:30:42,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 20:30:42,610 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-04-04 20:30:42,610 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 20:30:42,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 20:30:42,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 20:30:42,862 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-04-04 20:30:42,929 INFO L85 PathProgramCache]: Analyzing trace with hash 1238854576, now seen corresponding path program 17 times [2024-04-04 20:30:42,929 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 20:30:42,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 20:30:42,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 20:30:43,153 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-04-04 20:30:43,153 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 20:30:43,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 20:30:43,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 20:30:43,418 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-04-04 20:30:43,532 INFO L85 PathProgramCache]: Analyzing trace with hash 63078477, now seen corresponding path program 18 times [2024-04-04 20:30:43,533 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 20:30:43,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 20:30:43,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 20:30:43,750 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-04-04 20:30:43,750 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 20:30:43,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 20:30:43,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 20:30:43,958 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-04-04 20:30:44,012 INFO L85 PathProgramCache]: Analyzing trace with hash 1955433141, now seen corresponding path program 19 times [2024-04-04 20:30:44,013 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 20:30:44,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 20:30:44,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 20:30:44,227 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-04-04 20:30:44,227 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 20:30:44,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 20:30:44,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 20:30:44,433 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-04-04 20:30:44,493 INFO L85 PathProgramCache]: Analyzing trace with hash 488885583, now seen corresponding path program 20 times [2024-04-04 20:30:44,493 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 20:30:44,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 20:30:44,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 20:30:44,706 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-04-04 20:30:44,707 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 20:30:44,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 20:30:44,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 20:30:44,912 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-04-04 20:30:44,972 INFO L85 PathProgramCache]: Analyzing trace with hash -2024415753, now seen corresponding path program 21 times [2024-04-04 20:30:44,972 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 20:30:44,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 20:30:44,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 20:30:45,269 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-04-04 20:30:45,269 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 20:30:45,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 20:30:45,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 20:30:45,476 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-04-04 20:30:45,527 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 54 interpolants. [2024-04-04 20:30:45,528 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=199, Invalid=3583, Unknown=0, NotChecked=0, Total=3782 [2024-04-04 20:30:45,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 20:30:45,530 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 20:30:45,531 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 54 states, 54 states have (on average 8.425925925925926) internal successors, (455), 54 states have internal predecessors, (455), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-04 20:30:45,531 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 20:30:45,531 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 20:31:34,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 20:31:34,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 231 states. [2024-04-04 20:31:34,475 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-04-04 20:31:34,669 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30,SelfDestructingSolverStorable31,SelfDestructingSolverStorable4,SelfDestructingSolverStorable18,SelfDestructingSolverStorable3,SelfDestructingSolverStorable19,SelfDestructingSolverStorable2,SelfDestructingSolverStorable1,SelfDestructingSolverStorable8,SelfDestructingSolverStorable7,SelfDestructingSolverStorable6,SelfDestructingSolverStorable5,SelfDestructingSolverStorable10,SelfDestructingSolverStorable32,SelfDestructingSolverStorable11,SelfDestructingSolverStorable33,SelfDestructingSolverStorable12,SelfDestructingSolverStorable34,SelfDestructingSolverStorable9,SelfDestructingSolverStorable13,SelfDestructingSolverStorable35,SelfDestructingSolverStorable14,SelfDestructingSolverStorable36,SelfDestructingSolverStorable15,SelfDestructingSolverStorable37,SelfDestructingSolverStorable16,SelfDestructingSolverStorable38,SelfDestructingSolverStorable17,SelfDestructingSolverStorable39,3 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable20,SelfDestructingSolverStorable29,SelfDestructingSolverStorable21,SelfDestructingSolverStorable22,SelfDestructingSolverStorable23,SelfDestructingSolverStorable24,SelfDestructingSolverStorable25,SelfDestructingSolverStorable26,SelfDestructingSolverStorable27,SelfDestructingSolverStorable28 [2024-04-04 20:31:34,669 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)] === [2024-04-04 20:31:34,669 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 20:31:34,670 INFO L85 PathProgramCache]: Analyzing trace with hash -634493578, now seen corresponding path program 2 times [2024-04-04 20:31:34,670 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 20:31:34,670 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [234368761] [2024-04-04 20:31:34,670 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 20:31:34,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 20:31:34,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 20:31:35,773 INFO L134 CoverageAnalysis]: Checked inductivity of 1269 backedges. 147 proven. 858 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2024-04-04 20:31:35,773 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 20:31:35,773 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [234368761] [2024-04-04 20:31:35,773 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [234368761] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 20:31:35,773 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1048494187] [2024-04-04 20:31:35,774 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-04-04 20:31:35,774 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 20:31:35,774 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 20:31:35,784 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 20:31:35,786 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-04-04 20:31:35,991 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-04-04 20:31:35,991 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 20:31:35,994 INFO L262 TraceCheckSpWp]: Trace formula consists of 616 conjuncts, 70 conjunts are in the unsatisfiable core [2024-04-04 20:31:36,000 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 20:31:37,334 INFO L134 CoverageAnalysis]: Checked inductivity of 1269 backedges. 577 proven. 531 refuted. 0 times theorem prover too weak. 161 trivial. 0 not checked. [2024-04-04 20:31:37,335 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 20:31:40,078 INFO L134 CoverageAnalysis]: Checked inductivity of 1269 backedges. 577 proven. 531 refuted. 0 times theorem prover too weak. 161 trivial. 0 not checked. [2024-04-04 20:31:40,078 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1048494187] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 20:31:40,078 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 20:31:40,079 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 37, 37] total 91 [2024-04-04 20:31:40,079 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [619832358] [2024-04-04 20:31:40,079 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 20:31:40,079 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 91 states [2024-04-04 20:31:40,080 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 20:31:40,604 INFO L85 PathProgramCache]: Analyzing trace with hash -566630909, now seen corresponding path program 22 times [2024-04-04 20:31:40,604 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 20:31:40,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 20:31:40,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 20:31:41,053 INFO L134 CoverageAnalysis]: Checked inductivity of 404 backedges. 2 proven. 110 refuted. 0 times theorem prover too weak. 292 trivial. 0 not checked. [2024-04-04 20:31:41,054 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 20:31:41,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 20:31:41,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 20:31:41,371 INFO L134 CoverageAnalysis]: Checked inductivity of 404 backedges. 2 proven. 110 refuted. 0 times theorem prover too weak. 292 trivial. 0 not checked. [2024-04-04 20:31:41,443 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 91 interpolants. [2024-04-04 20:31:41,445 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=531, Invalid=8211, Unknown=0, NotChecked=0, Total=8742 [2024-04-04 20:31:41,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 20:31:41,445 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 20:31:41,446 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 91 states, 91 states have (on average 6.175824175824176) internal successors, (562), 91 states have internal predecessors, (562), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-04 20:31:41,446 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 20:31:41,446 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 231 states. [2024-04-04 20:31:41,446 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 20:32:33,919 WARN L293 SmtUtils]: Spent 19.03s on a formula simplification. DAG size of input: 85 DAG size of output: 54 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-04-04 20:33:36,204 WARN L293 SmtUtils]: Spent 26.67s on a formula simplification. DAG size of input: 93 DAG size of output: 70 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-04-04 20:33:57,223 WARN L293 SmtUtils]: Spent 9.93s on a formula simplification. DAG size of input: 71 DAG size of output: 42 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-04-04 20:34:30,706 WARN L293 SmtUtils]: Spent 9.74s on a formula simplification. DAG size of input: 74 DAG size of output: 40 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-04-04 20:34:34,410 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-04 20:34:36,769 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-04 20:34:39,162 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.93s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-04 20:34:40,866 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.69s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-04 20:35:22,058 WARN L293 SmtUtils]: Spent 13.31s on a formula simplification. DAG size of input: 86 DAG size of output: 40 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-04-04 20:35:40,894 WARN L293 SmtUtils]: Spent 10.08s on a formula simplification. DAG size of input: 73 DAG size of output: 44 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-04-04 20:36:08,391 WARN L293 SmtUtils]: Spent 11.53s on a formula simplification. DAG size of input: 76 DAG size of output: 48 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-04-04 20:36:11,547 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-04 20:36:44,248 WARN L293 SmtUtils]: Spent 11.10s on a formula simplification. DAG size of input: 89 DAG size of output: 47 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-04-04 20:37:37,950 WARN L293 SmtUtils]: Spent 5.90s on a formula simplification. DAG size of input: 67 DAG size of output: 27 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-04-04 20:37:56,824 WARN L293 SmtUtils]: Spent 6.82s on a formula simplification. DAG size of input: 107 DAG size of output: 33 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-04-04 20:38:07,404 WARN L293 SmtUtils]: Spent 6.91s on a formula simplification. DAG size of input: 101 DAG size of output: 30 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-04-04 20:38:54,967 WARN L293 SmtUtils]: Spent 28.43s on a formula simplification. DAG size of input: 102 DAG size of output: 68 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-04-04 20:40:00,796 WARN L293 SmtUtils]: Spent 29.21s on a formula simplification. DAG size of input: 68 DAG size of output: 58 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-04-04 20:40:04,001 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.97s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-04 20:40:34,438 WARN L293 SmtUtils]: Spent 18.16s on a formula simplification. DAG size of input: 112 DAG size of output: 70 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-04-04 20:40:36,506 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-04 20:40:38,538 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse7 (mod (+ |c_thread4Thread1of1ForFork3_~i~3#1| 3) 4294967296)) (.cse9 (+ (mod (+ |c_thread2Thread1of1ForFork0_~i~1#1| 2) 4294967296) 1)) (.cse4 (+ (mod (+ |c_thread2Thread1of1ForFork0_~i~1#1| 5) 4294967296) 1)) (.cse3 (mod (+ 5 |c_thread4Thread1of1ForFork3_~i~3#1|) 4294967296)) (.cse8 (+ (mod (+ |c_thread2Thread1of1ForFork0_~i~1#1| 3) 4294967296) 1)) (.cse0 (mod (+ 7 |c_thread4Thread1of1ForFork3_~i~3#1|) 4294967296)) (.cse6 (+ (mod (+ 7 |c_thread2Thread1of1ForFork0_~i~1#1|) 4294967296) 1)) (.cse10 (mod (+ |c_thread4Thread1of1ForFork3_~i~3#1| 2) 4294967296)) (.cse13 (mod (+ |c_thread4Thread1of1ForFork3_~i~3#1| 6) 4294967296)) (.cse2 (+ (mod (+ |c_thread2Thread1of1ForFork0_~i~1#1| 6) 4294967296) 1)) (.cse12 (+ |c_thread2Thread1of1ForFork0_#t~post2#1| 1)) (.cse15 (+ (mod (+ |c_thread2Thread1of1ForFork0_~i~1#1| 1) 4294967296) 1)) (.cse5 (mod (+ |c_thread4Thread1of1ForFork3_~i~3#1| 8) 4294967296)) (.cse11 (mod (+ |c_thread4Thread1of1ForFork3_~i~3#1| 1) 4294967296)) (.cse1 (mod (+ |c_thread4Thread1of1ForFork3_~i~3#1| 4) 4294967296)) (.cse14 (+ (mod (+ |c_thread2Thread1of1ForFork0_~i~1#1| 4) 4294967296) 1))) (and (= |c_thread2Thread1of1ForFork0_~i~1#1| c_thread1Thread1of1ForFork2_~i~0) (< .cse0 (+ (mod (+ 7 |c_thread2Thread1of1ForFork0_#t~post2#1|) 4294967296) 1)) (< .cse1 (+ (mod (+ 4 |c_thread2Thread1of1ForFork0_#t~post2#1|) 4294967296) 1)) (< .cse0 .cse2) (< .cse3 .cse4) (< .cse5 .cse6) (< .cse7 .cse8) (< .cse7 .cse9) (< (mod |c_thread4Thread1of1ForFork3_~i~3#1| 4294967296) (mod c_~N~0 4294967296)) (< .cse7 (+ (mod (+ 3 |c_thread2Thread1of1ForFork0_#t~post2#1|) 4294967296) 1)) (< .cse10 (+ (mod (+ 2 |c_thread2Thread1of1ForFork0_#t~post2#1|) 4294967296) 1)) (< .cse3 (+ (mod (+ 5 |c_thread2Thread1of1ForFork0_#t~post2#1|) 4294967296) 1)) (< .cse11 (+ (mod .cse12 4294967296) 1)) (< .cse10 .cse9) (< .cse13 (+ (mod (+ 6 |c_thread2Thread1of1ForFork0_#t~post2#1|) 4294967296) 1)) (< .cse13 .cse4) (< .cse3 .cse14) (< .cse1 .cse8) (< .cse0 .cse6) (< .cse10 .cse15) (< .cse13 .cse2) (= .cse12 c_thread1Thread1of1ForFork2_~i~0) (< .cse11 .cse15) (< .cse5 (+ (mod (+ 8 |c_thread2Thread1of1ForFork0_#t~post2#1|) 4294967296) 1)) (< .cse11 (+ (mod |c_thread2Thread1of1ForFork0_~i~1#1| 4294967296) 1)) (< .cse1 .cse14))) is different from false [2024-04-04 20:40:41,139 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-04 20:40:43,427 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.83s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-04 20:40:47,461 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.70s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-04 20:40:49,686 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-04 20:40:51,692 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-04 20:40:52,846 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.15s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-04 20:41:52,212 WARN L293 SmtUtils]: Spent 25.77s on a formula simplification. DAG size of input: 78 DAG size of output: 67 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-04-04 20:41:54,741 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-04 20:43:14,018 WARN L293 SmtUtils]: Spent 33.96s on a formula simplification. DAG size of input: 72 DAG size of output: 65 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-04-04 20:43:16,021 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-04 20:43:20,139 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.70s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-04 20:43:22,821 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-04 20:44:34,636 WARN L293 SmtUtils]: Spent 24.33s on a formula simplification. DAG size of input: 80 DAG size of output: 61 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-04-04 20:44:37,023 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.50s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] Received shutdown request... [2024-04-04 20:44:46,323 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 [2024-04-04 20:44:46,336 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-04-04 20:44:46,357 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 [2024-04-04 20:44:47,360 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-04-04 20:44:47,374 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2024-04-04 20:44:47,451 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40,SelfDestructingSolverStorable41,SelfDestructingSolverStorable42 [2024-04-04 20:44:47,451 WARN L619 AbstractCegarLoop]: Verification canceled: while executing Executor. [2024-04-04 20:44:47,453 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (4 of 5 remaining) [2024-04-04 20:44:47,453 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (3 of 5 remaining) [2024-04-04 20:44:47,454 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 5 remaining) [2024-04-04 20:44:47,454 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 5 remaining) [2024-04-04 20:44:47,454 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 5 remaining) [2024-04-04 20:44:47,458 INFO L445 BasicCegarLoop]: Path program histogram: [22, 2, 2, 1] [2024-04-04 20:44:47,460 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-04-04 20:44:47,460 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-04-04 20:44:47,462 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 04.04 08:44:47 BasicIcfg [2024-04-04 20:44:47,462 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-04-04 20:44:47,462 INFO L158 Benchmark]: Toolchain (without parser) took 861218.40ms. Allocated memory was 190.8MB in the beginning and 1.5GB in the end (delta: 1.3GB). Free memory was 120.7MB in the beginning and 1.2GB in the end (delta: -1.1GB). Peak memory consumption was 214.5MB. Max. memory is 8.0GB. [2024-04-04 20:44:47,463 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 190.8MB. Free memory is still 156.5MB. There was no memory consumed. Max. memory is 8.0GB. [2024-04-04 20:44:47,463 INFO L158 Benchmark]: CACSL2BoogieTranslator took 226.46ms. Allocated memory was 190.8MB in the beginning and 237.0MB in the end (delta: 46.1MB). Free memory was 120.4MB in the beginning and 201.8MB in the end (delta: -81.4MB). Peak memory consumption was 5.2MB. Max. memory is 8.0GB. [2024-04-04 20:44:47,463 INFO L158 Benchmark]: Boogie Procedure Inliner took 35.45ms. Allocated memory is still 237.0MB. Free memory was 201.8MB in the beginning and 199.8MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-04-04 20:44:47,463 INFO L158 Benchmark]: Boogie Preprocessor took 22.02ms. Allocated memory is still 237.0MB. Free memory was 199.8MB in the beginning and 198.7MB in the end (delta: 1.0MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2024-04-04 20:44:47,463 INFO L158 Benchmark]: RCFGBuilder took 396.98ms. Allocated memory is still 237.0MB. Free memory was 198.2MB in the beginning and 179.3MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 8.0GB. [2024-04-04 20:44:47,464 INFO L158 Benchmark]: TraceAbstraction took 860532.96ms. Allocated memory was 237.0MB in the beginning and 1.5GB in the end (delta: 1.3GB). Free memory was 178.3MB in the beginning and 1.2GB in the end (delta: -1.1GB). Peak memory consumption was 226.4MB. Max. memory is 8.0GB. [2024-04-04 20:44:47,475 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 [2024-04-04 20:44:47,476 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 190.8MB. Free memory is still 156.5MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 226.46ms. Allocated memory was 190.8MB in the beginning and 237.0MB in the end (delta: 46.1MB). Free memory was 120.4MB in the beginning and 201.8MB in the end (delta: -81.4MB). Peak memory consumption was 5.2MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 35.45ms. Allocated memory is still 237.0MB. Free memory was 201.8MB in the beginning and 199.8MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 22.02ms. Allocated memory is still 237.0MB. Free memory was 199.8MB in the beginning and 198.7MB in the end (delta: 1.0MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 396.98ms. Allocated memory is still 237.0MB. Free memory was 198.2MB in the beginning and 179.3MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 8.0GB. * TraceAbstraction took 860532.96ms. Allocated memory was 237.0MB in the beginning and 1.5GB in the end (delta: 1.3GB). Free memory was 178.3MB in the beginning and 1.2GB in the end (delta: -1.1GB). Peak memory consumption was 226.4MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 841965, independent: 774154, independent conditional: 774152, independent unconditional: 2, dependent: 67811, dependent conditional: 67808, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 776159, independent: 774154, independent conditional: 774152, independent unconditional: 2, dependent: 2005, dependent conditional: 2005, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 776159, independent: 774154, independent conditional: 774152, independent unconditional: 2, dependent: 2005, dependent conditional: 2005, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 776159, independent: 774154, independent conditional: 774152, independent unconditional: 2, dependent: 2005, dependent conditional: 2005, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 780819, independent: 774154, independent conditional: 9022, independent unconditional: 765132, dependent: 6665, dependent conditional: 1549, dependent unconditional: 5116, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 780819, independent: 774154, independent conditional: 8761, independent unconditional: 765393, dependent: 6665, dependent conditional: 525, dependent unconditional: 6140, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 780819, independent: 774154, independent conditional: 8761, independent unconditional: 765393, dependent: 6665, dependent conditional: 525, dependent unconditional: 6140, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1970, independent: 1915, independent conditional: 224, independent unconditional: 1691, dependent: 55, dependent conditional: 47, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1970, independent: 1802, independent conditional: 0, independent unconditional: 1802, dependent: 168, dependent conditional: 0, dependent unconditional: 168, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 168, independent: 113, independent conditional: 109, independent unconditional: 4, dependent: 55, dependent conditional: 47, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 168, independent: 113, independent conditional: 109, independent unconditional: 4, dependent: 55, dependent conditional: 47, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 477, independent: 295, independent conditional: 272, independent unconditional: 23, dependent: 182, dependent conditional: 108, dependent unconditional: 74, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 780819, independent: 772239, independent conditional: 8537, independent unconditional: 763702, dependent: 6610, dependent conditional: 478, dependent unconditional: 6132, unknown: 1970, unknown conditional: 271, unknown unconditional: 1699] , Statistics on independence cache: Total cache size (in pairs): 1970, Positive cache size: 1915, Positive conditional cache size: 224, Positive unconditional cache size: 1691, Negative cache size: 55, Negative conditional cache size: 47, Negative unconditional cache size: 8, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 1285, Maximal queried relation: 1, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 780819, independent: 774154, independent conditional: 9022, independent unconditional: 765132, dependent: 6665, dependent conditional: 1549, dependent unconditional: 5116, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 780819, independent: 774154, independent conditional: 8761, independent unconditional: 765393, dependent: 6665, dependent conditional: 525, dependent unconditional: 6140, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 780819, independent: 774154, independent conditional: 8761, independent unconditional: 765393, dependent: 6665, dependent conditional: 525, dependent unconditional: 6140, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1970, independent: 1915, independent conditional: 224, independent unconditional: 1691, dependent: 55, dependent conditional: 47, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1970, independent: 1802, independent conditional: 0, independent unconditional: 1802, dependent: 168, dependent conditional: 0, dependent unconditional: 168, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 168, independent: 113, independent conditional: 109, independent unconditional: 4, dependent: 55, dependent conditional: 47, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 168, independent: 113, independent conditional: 109, independent unconditional: 4, dependent: 55, dependent conditional: 47, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 477, independent: 295, independent conditional: 272, independent unconditional: 23, dependent: 182, dependent conditional: 108, dependent unconditional: 74, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 780819, independent: 772239, independent conditional: 8537, independent unconditional: 763702, dependent: 6610, dependent conditional: 478, dependent unconditional: 6132, unknown: 1970, unknown conditional: 271, unknown unconditional: 1699] , Statistics on independence cache: Total cache size (in pairs): 1970, Positive cache size: 1915, Positive conditional cache size: 224, Positive unconditional cache size: 1691, Negative cache size: 55, Negative conditional cache size: 47, Negative unconditional cache size: 8, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 1285 ], Independence queries for same thread: 65806 - TimeoutResultAtElement [Line: 101]: Timeout (TraceAbstraction) Unable to prove that a call to reach_error is unreachable Cancelled while executing Executor. - TimeoutResultAtElement [Line: 92]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while executing Executor. - TimeoutResultAtElement [Line: 94]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while executing Executor. - TimeoutResultAtElement [Line: 91]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while executing Executor. - TimeoutResultAtElement [Line: 93]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while executing Executor. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 9 procedures, 170 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 860.4s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 22, EmptinessCheckTime: 837.5s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 390, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 8.1s InterpolantComputationTime, 1252 NumberOfCodeBlocks, 1252 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 1765 ConstructedInterpolants, 0 QuantifiedInterpolants, 9957 SizeOfPredicates, 52 NumberOfNonLiveVariables, 1065 ConjunctsInSsa, 108 ConjunctsInUnsatCore, 7 InterpolantComputations, 1 PerfectInterpolantSequences, 2732/5203 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