/root/.sdkman/candidates/java/current/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.additional.conditional.commutativity.checking IA --traceabstraction.criterion.for.conditional.commutativity.checking RANDOM --traceabstraction.probability.for.random.criterion 20 --traceabstraction.seed.for.random.criterion 546 -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 [2024-04-05 00:05:16,189 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-04-05 00:05:16,278 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-04-05 00:05:16,282 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-04-05 00:05:16,283 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-04-05 00:05:16,310 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-04-05 00:05:16,311 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-04-05 00:05:16,311 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-04-05 00:05:16,314 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-04-05 00:05:16,321 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-04-05 00:05:16,321 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-04-05 00:05:16,321 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-04-05 00:05:16,322 INFO L153 SettingsManager]: * Use SBE=true [2024-04-05 00:05:16,323 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-04-05 00:05:16,323 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-04-05 00:05:16,323 INFO L153 SettingsManager]: * sizeof long=4 [2024-04-05 00:05:16,324 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-04-05 00:05:16,324 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-04-05 00:05:16,324 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-04-05 00:05:16,324 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-04-05 00:05:16,324 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-04-05 00:05:16,325 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-04-05 00:05:16,325 INFO L153 SettingsManager]: * sizeof long double=12 [2024-04-05 00:05:16,325 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-04-05 00:05:16,325 INFO L153 SettingsManager]: * Use constant arrays=true [2024-04-05 00:05:16,326 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-04-05 00:05:16,326 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-04-05 00:05:16,326 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-04-05 00:05:16,326 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-04-05 00:05:16,326 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-05 00:05:16,328 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-04-05 00:05:16,328 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-04-05 00:05:16,328 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-04-05 00:05:16,328 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-04-05 00:05:16,328 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-04-05 00:05:16,328 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-04-05 00:05:16,329 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-04-05 00:05:16,329 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-04-05 00:05:16,329 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-04-05 00:05:16,329 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> IA Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> RANDOM Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: probability for random criterion as percentage -> 20 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: seed for random criterion -> 546 [2024-04-05 00:05:16,556 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-04-05 00:05:16,579 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-04-05 00:05:16,580 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-04-05 00:05:16,581 INFO L270 PluginConnector]: Initializing CDTParser... [2024-04-05 00:05:16,583 INFO L274 PluginConnector]: CDTParser initialized [2024-04-05 00:05:16,583 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/popl20-mult-4.wvr.c [2024-04-05 00:05:17,832 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-04-05 00:05:18,006 INFO L384 CDTParser]: Found 1 translation units. [2024-04-05 00:05:18,007 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-mult-4.wvr.c [2024-04-05 00:05:18,012 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/8a9f3db2c/92b9b04f638947958ba4414649cbe15f/FLAG484a83de1 [2024-04-05 00:05:18,024 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/8a9f3db2c/92b9b04f638947958ba4414649cbe15f [2024-04-05 00:05:18,026 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-04-05 00:05:18,027 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-04-05 00:05:18,028 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-04-05 00:05:18,028 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-04-05 00:05:18,031 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-04-05 00:05:18,032 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.04 12:05:18" (1/1) ... [2024-04-05 00:05:18,032 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2010ca0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 12:05:18, skipping insertion in model container [2024-04-05 00:05:18,032 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.04 12:05:18" (1/1) ... [2024-04-05 00:05:18,068 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-04-05 00:05:18,242 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] [2024-04-05 00:05:18,258 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-04-05 00:05:18,267 INFO L202 MainTranslator]: Completed pre-run [2024-04-05 00:05:18,287 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] [2024-04-05 00:05:18,288 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-04-05 00:05:18,299 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2024-04-05 00:05:18,299 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2024-04-05 00:05:18,304 INFO L206 MainTranslator]: Completed translation [2024-04-05 00:05:18,305 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 12:05:18 WrapperNode [2024-04-05 00:05:18,305 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-04-05 00:05:18,310 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-04-05 00:05:18,310 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-04-05 00:05:18,310 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-04-05 00:05:18,315 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 12:05:18" (1/1) ... [2024-04-05 00:05:18,322 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 12:05:18" (1/1) ... [2024-04-05 00:05:18,340 INFO L138 Inliner]: procedures = 23, calls = 42, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 120 [2024-04-05 00:05:18,341 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-04-05 00:05:18,341 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-04-05 00:05:18,341 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-04-05 00:05:18,341 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-04-05 00:05:18,347 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 12:05:18" (1/1) ... [2024-04-05 00:05:18,347 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 12:05:18" (1/1) ... [2024-04-05 00:05:18,349 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 12:05:18" (1/1) ... [2024-04-05 00:05:18,349 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 12:05:18" (1/1) ... [2024-04-05 00:05:18,354 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 12:05:18" (1/1) ... [2024-04-05 00:05:18,364 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 12:05:18" (1/1) ... [2024-04-05 00:05:18,365 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 12:05:18" (1/1) ... [2024-04-05 00:05:18,366 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 12:05:18" (1/1) ... [2024-04-05 00:05:18,368 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-04-05 00:05:18,369 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-04-05 00:05:18,369 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-04-05 00:05:18,369 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-04-05 00:05:18,370 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 12:05:18" (1/1) ... [2024-04-05 00:05:18,376 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-05 00:05:18,387 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 00:05:18,442 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-04-05 00:05:18,490 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-04-05 00:05:18,511 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-04-05 00:05:18,511 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-04-05 00:05:18,511 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-04-05 00:05:18,511 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-04-05 00:05:18,511 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-04-05 00:05:18,512 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-04-05 00:05:18,512 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-04-05 00:05:18,512 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-04-05 00:05:18,512 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-04-05 00:05:18,512 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-04-05 00:05:18,512 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-04-05 00:05:18,512 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-04-05 00:05:18,512 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-04-05 00:05:18,513 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-04-05 00:05:18,513 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-04-05 00:05:18,513 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-04-05 00:05:18,513 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-04-05 00:05:18,513 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-04-05 00:05:18,514 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-04-05 00:05:18,596 INFO L241 CfgBuilder]: Building ICFG [2024-04-05 00:05:18,598 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-04-05 00:05:18,894 INFO L282 CfgBuilder]: Performing block encoding [2024-04-05 00:05:18,924 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-04-05 00:05:18,924 INFO L309 CfgBuilder]: Removed 4 assume(true) statements. [2024-04-05 00:05:18,925 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.04 12:05:18 BoogieIcfgContainer [2024-04-05 00:05:18,925 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-04-05 00:05:18,927 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-04-05 00:05:18,927 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-04-05 00:05:18,930 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-04-05 00:05:18,930 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.04 12:05:18" (1/3) ... [2024-04-05 00:05:18,930 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5fcf5280 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.04 12:05:18, skipping insertion in model container [2024-04-05 00:05:18,930 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 12:05:18" (2/3) ... [2024-04-05 00:05:18,931 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5fcf5280 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.04 12:05:18, skipping insertion in model container [2024-04-05 00:05:18,931 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.04 12:05:18" (3/3) ... [2024-04-05 00:05:18,932 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-mult-4.wvr.c [2024-04-05 00:05:18,938 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-04-05 00:05:18,945 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-04-05 00:05:18,945 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-04-05 00:05:18,945 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-04-05 00:05:18,996 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2024-04-05 00:05:19,046 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-04-05 00:05:19,047 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-04-05 00:05:19,047 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 00:05:19,075 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-04-05 00:05:19,085 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-04-05 00:05:19,121 INFO L184 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-04-05 00:05:19,130 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 00:05:19,131 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-04-05 00:05:19,137 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;@6c44f741, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=IA, mConComCheckerCriterion=RANDOM, mConComCheckerLimitedChecksCriterion=false, mConComCheckerCriterionLimit=1, mConComCheckerRandomProb=20, mConComCheckerRandomSeed=546 [2024-04-05 00:05:19,138 INFO L358 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2024-04-05 00:05:20,966 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-04-05 00:05:20,968 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 00:05:20,969 INFO L85 PathProgramCache]: Analyzing trace with hash 825825901, now seen corresponding path program 1 times [2024-04-05 00:05:20,976 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 00:05:20,977 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1779014944] [2024-04-05 00:05:20,977 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 00:05:20,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 00:05:21,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 00:05:21,460 INFO L134 CoverageAnalysis]: Checked inductivity of 349 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 349 trivial. 0 not checked. [2024-04-05 00:05:21,460 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 00:05:21,460 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1779014944] [2024-04-05 00:05:21,461 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1779014944] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 00:05:21,461 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-05 00:05:21,461 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-04-05 00:05:21,462 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [211889769] [2024-04-05 00:05:21,463 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 00:05:21,468 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-04-05 00:05:21,468 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 00:05:21,780 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-04-05 00:05:21,781 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-04-05 00:05:21,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 00:05:21,783 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 00:05:21,785 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) [2024-04-05 00:05:21,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 00:05:22,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 00:05:22,893 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-04-05 00:05:22,896 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-04-05 00:05:22,897 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 00:05:22,897 INFO L85 PathProgramCache]: Analyzing trace with hash 1856459753, now seen corresponding path program 1 times [2024-04-05 00:05:22,897 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 00:05:22,897 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [188865594] [2024-04-05 00:05:22,897 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 00:05:22,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 00:05:23,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 00:05:24,188 INFO L134 CoverageAnalysis]: Checked inductivity of 349 backedges. 142 proven. 173 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2024-04-05 00:05:24,188 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 00:05:24,188 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [188865594] [2024-04-05 00:05:24,189 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [188865594] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 00:05:24,189 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1672705070] [2024-04-05 00:05:24,189 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 00:05:24,190 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 00:05:24,190 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 00:05:24,230 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 00:05:24,261 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-04-05 00:05:24,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 00:05:24,370 INFO L262 TraceCheckSpWp]: Trace formula consists of 449 conjuncts, 38 conjunts are in the unsatisfiable core [2024-04-05 00:05:24,381 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 00:05:25,182 INFO L134 CoverageAnalysis]: Checked inductivity of 349 backedges. 142 proven. 189 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-04-05 00:05:25,182 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 00:05:26,188 INFO L134 CoverageAnalysis]: Checked inductivity of 349 backedges. 142 proven. 189 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-04-05 00:05:26,188 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1672705070] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 00:05:26,188 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 00:05:26,189 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 21, 21] total 51 [2024-04-05 00:05:26,190 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1612263577] [2024-04-05 00:05:26,190 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 00:05:26,192 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 51 states [2024-04-05 00:05:26,192 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 00:05:26,445 INFO L85 PathProgramCache]: Analyzing trace with hash -1155650188, now seen corresponding path program 1 times [2024-04-05 00:05:26,446 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 00:05:26,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 00:05:26,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 00:05:26,821 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 00:05:26,821 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 00:05:26,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 00:05:26,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 00:05:27,083 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 00:05:27,180 INFO L85 PathProgramCache]: Analyzing trace with hash 730368557, now seen corresponding path program 1 times [2024-04-05 00:05:27,180 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 00:05:27,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 00:05:27,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 00:05:27,217 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-05 00:05:27,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 00:05:27,353 INFO L85 PathProgramCache]: Analyzing trace with hash 657273161, now seen corresponding path program 2 times [2024-04-05 00:05:27,354 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 00:05:27,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 00:05:27,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 00:05:27,959 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 00:05:27,959 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 00:05:27,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 00:05:27,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 00:05:28,274 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 00:05:28,391 INFO L85 PathProgramCache]: Analyzing trace with hash -1145252659, now seen corresponding path program 3 times [2024-04-05 00:05:28,391 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 00:05:28,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 00:05:28,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 00:05:28,427 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-05 00:05:28,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 00:05:28,609 INFO L85 PathProgramCache]: Analyzing trace with hash 891704314, now seen corresponding path program 4 times [2024-04-05 00:05:28,609 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 00:05:28,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 00:05:28,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 00:05:28,991 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-04-05 00:05:28,992 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 00:05:28,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 00:05:29,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 00:05:29,277 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-04-05 00:05:29,389 INFO L85 PathProgramCache]: Analyzing trace with hash 1873030338, now seen corresponding path program 5 times [2024-04-05 00:05:29,389 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 00:05:29,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 00:05:29,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 00:05:29,617 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-04-05 00:05:29,617 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 00:05:29,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 00:05:29,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 00:05:29,824 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-04-05 00:05:29,902 INFO L85 PathProgramCache]: Analyzing trace with hash 833318771, now seen corresponding path program 6 times [2024-04-05 00:05:29,902 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 00:05:29,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 00:05:29,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 00:05:30,127 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-04-05 00:05:30,128 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 00:05:30,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 00:05:30,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 00:05:30,430 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-04-05 00:05:30,503 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 51 interpolants. [2024-04-05 00:05:30,505 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=194, Invalid=3346, Unknown=0, NotChecked=0, Total=3540 [2024-04-05 00:05:30,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 00:05:30,507 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 00:05:30,507 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 51 states, 51 states have (on average 7.686274509803922) internal successors, (392), 51 states have internal predecessors, (392), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 00:05:30,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 00:05:30,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 00:05:55,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 00:05:55,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 106 states. [2024-04-05 00:05:55,725 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-04-05 00:05:55,925 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable4,SelfDestructingSolverStorable3,SelfDestructingSolverStorable2,SelfDestructingSolverStorable1,SelfDestructingSolverStorable8,SelfDestructingSolverStorable7,SelfDestructingSolverStorable6,SelfDestructingSolverStorable5,SelfDestructingSolverStorable10,SelfDestructingSolverStorable11,SelfDestructingSolverStorable12,SelfDestructingSolverStorable9,SelfDestructingSolverStorable13 [2024-04-05 00:05:55,927 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-04-05 00:05:55,927 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 00:05:55,927 INFO L85 PathProgramCache]: Analyzing trace with hash 1547051283, now seen corresponding path program 2 times [2024-04-05 00:05:55,928 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 00:05:55,929 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [746105864] [2024-04-05 00:05:55,929 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 00:05:55,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 00:05:56,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 00:05:57,349 INFO L134 CoverageAnalysis]: Checked inductivity of 1393 backedges. 304 proven. 570 refuted. 0 times theorem prover too weak. 519 trivial. 0 not checked. [2024-04-05 00:05:57,350 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 00:05:57,350 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [746105864] [2024-04-05 00:05:57,350 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [746105864] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 00:05:57,350 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1317381131] [2024-04-05 00:05:57,350 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-04-05 00:05:57,350 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 00:05:57,350 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 00:05:57,361 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 00:05:57,376 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-04-05 00:05:57,533 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-04-05 00:05:57,533 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-05 00:05:57,537 INFO L262 TraceCheckSpWp]: Trace formula consists of 647 conjuncts, 94 conjunts are in the unsatisfiable core [2024-04-05 00:05:57,542 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 00:05:59,525 INFO L134 CoverageAnalysis]: Checked inductivity of 1393 backedges. 86 proven. 1302 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-04-05 00:05:59,525 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 00:06:03,740 INFO L134 CoverageAnalysis]: Checked inductivity of 1393 backedges. 86 proven. 1302 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-04-05 00:06:03,740 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1317381131] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 00:06:03,740 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 00:06:03,741 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 49, 49] total 111 [2024-04-05 00:06:03,741 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1439534144] [2024-04-05 00:06:03,741 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 00:06:03,742 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 111 states [2024-04-05 00:06:03,742 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 00:06:04,086 INFO L85 PathProgramCache]: Analyzing trace with hash -387435888, now seen corresponding path program 7 times [2024-04-05 00:06:04,086 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 00:06:04,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 00:06:04,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 00:06:04,157 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-05 00:06:04,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 00:06:04,447 INFO L85 PathProgramCache]: Analyzing trace with hash 235454221, now seen corresponding path program 8 times [2024-04-05 00:06:04,448 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 00:06:04,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 00:06:04,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 00:06:04,990 INFO L134 CoverageAnalysis]: Checked inductivity of 568 backedges. 172 proven. 110 refuted. 0 times theorem prover too weak. 286 trivial. 0 not checked. [2024-04-05 00:06:04,990 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 00:06:04,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 00:06:05,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 00:06:05,396 INFO L134 CoverageAnalysis]: Checked inductivity of 568 backedges. 172 proven. 110 refuted. 0 times theorem prover too weak. 286 trivial. 0 not checked. [2024-04-05 00:06:05,471 INFO L85 PathProgramCache]: Analyzing trace with hash -110702424, now seen corresponding path program 9 times [2024-04-05 00:06:05,471 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 00:06:05,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 00:06:05,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 00:06:06,048 INFO L134 CoverageAnalysis]: Checked inductivity of 568 backedges. 172 proven. 110 refuted. 0 times theorem prover too weak. 286 trivial. 0 not checked. [2024-04-05 00:06:06,049 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 00:06:06,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 00:06:06,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 00:06:06,521 INFO L134 CoverageAnalysis]: Checked inductivity of 568 backedges. 172 proven. 110 refuted. 0 times theorem prover too weak. 286 trivial. 0 not checked. [2024-04-05 00:06:06,726 INFO L85 PathProgramCache]: Analyzing trace with hash 1941443838, now seen corresponding path program 10 times [2024-04-05 00:06:06,726 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 00:06:06,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 00:06:06,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 00:06:07,194 INFO L134 CoverageAnalysis]: Checked inductivity of 568 backedges. 172 proven. 110 refuted. 0 times theorem prover too weak. 286 trivial. 0 not checked. [2024-04-05 00:06:07,195 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 00:06:07,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 00:06:07,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 00:06:07,640 INFO L134 CoverageAnalysis]: Checked inductivity of 568 backedges. 172 proven. 110 refuted. 0 times theorem prover too weak. 286 trivial. 0 not checked. [2024-04-05 00:06:07,705 INFO L85 PathProgramCache]: Analyzing trace with hash 55217219, now seen corresponding path program 11 times [2024-04-05 00:06:07,705 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 00:06:07,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 00:06:07,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 00:06:08,084 INFO L134 CoverageAnalysis]: Checked inductivity of 568 backedges. 172 proven. 110 refuted. 0 times theorem prover too weak. 286 trivial. 0 not checked. [2024-04-05 00:06:08,085 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 00:06:08,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 00:06:08,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 00:06:08,559 INFO L134 CoverageAnalysis]: Checked inductivity of 568 backedges. 172 proven. 110 refuted. 0 times theorem prover too weak. 286 trivial. 0 not checked. [2024-04-05 00:06:08,637 INFO L85 PathProgramCache]: Analyzing trace with hash 1672396127, now seen corresponding path program 12 times [2024-04-05 00:06:08,637 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 00:06:08,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 00:06:08,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 00:06:09,066 INFO L134 CoverageAnalysis]: Checked inductivity of 568 backedges. 172 proven. 110 refuted. 0 times theorem prover too weak. 286 trivial. 0 not checked. [2024-04-05 00:06:09,066 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 00:06:09,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 00:06:09,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 00:06:09,489 INFO L134 CoverageAnalysis]: Checked inductivity of 568 backedges. 172 proven. 110 refuted. 0 times theorem prover too weak. 286 trivial. 0 not checked. [2024-04-05 00:06:09,565 INFO L85 PathProgramCache]: Analyzing trace with hash 304672756, now seen corresponding path program 13 times [2024-04-05 00:06:09,566 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 00:06:09,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 00:06:09,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 00:06:10,005 INFO L134 CoverageAnalysis]: Checked inductivity of 568 backedges. 172 proven. 110 refuted. 0 times theorem prover too weak. 286 trivial. 0 not checked. [2024-04-05 00:06:10,005 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 00:06:10,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 00:06:10,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 00:06:10,368 INFO L134 CoverageAnalysis]: Checked inductivity of 568 backedges. 172 proven. 110 refuted. 0 times theorem prover too weak. 286 trivial. 0 not checked. [2024-04-05 00:06:10,492 INFO L85 PathProgramCache]: Analyzing trace with hash -998064851, now seen corresponding path program 14 times [2024-04-05 00:06:10,492 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 00:06:10,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 00:06:10,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 00:06:10,923 INFO L134 CoverageAnalysis]: Checked inductivity of 568 backedges. 172 proven. 110 refuted. 0 times theorem prover too weak. 286 trivial. 0 not checked. [2024-04-05 00:06:10,923 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 00:06:10,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 00:06:10,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 00:06:11,294 INFO L134 CoverageAnalysis]: Checked inductivity of 568 backedges. 172 proven. 110 refuted. 0 times theorem prover too weak. 286 trivial. 0 not checked. [2024-04-05 00:06:11,397 INFO L85 PathProgramCache]: Analyzing trace with hash -513701226, now seen corresponding path program 15 times [2024-04-05 00:06:11,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 00:06:11,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 00:06:11,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 00:06:11,780 INFO L134 CoverageAnalysis]: Checked inductivity of 569 backedges. 172 proven. 110 refuted. 0 times theorem prover too weak. 287 trivial. 0 not checked. [2024-04-05 00:06:11,781 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 00:06:11,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 00:06:11,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 00:06:12,211 INFO L134 CoverageAnalysis]: Checked inductivity of 569 backedges. 172 proven. 110 refuted. 0 times theorem prover too weak. 287 trivial. 0 not checked. [2024-04-05 00:06:12,307 INFO L85 PathProgramCache]: Analyzing trace with hash -513701226, now seen corresponding path program 16 times [2024-04-05 00:06:12,307 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 00:06:12,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 00:06:12,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 00:06:12,684 INFO L134 CoverageAnalysis]: Checked inductivity of 569 backedges. 172 proven. 110 refuted. 0 times theorem prover too weak. 287 trivial. 0 not checked. [2024-04-05 00:06:12,684 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 00:06:12,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 00:06:12,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 00:06:13,111 INFO L134 CoverageAnalysis]: Checked inductivity of 569 backedges. 172 proven. 110 refuted. 0 times theorem prover too weak. 287 trivial. 0 not checked. [2024-04-05 00:06:13,193 INFO L85 PathProgramCache]: Analyzing trace with hash -513701226, now seen corresponding path program 17 times [2024-04-05 00:06:13,193 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 00:06:13,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 00:06:13,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 00:06:13,572 INFO L134 CoverageAnalysis]: Checked inductivity of 569 backedges. 172 proven. 110 refuted. 0 times theorem prover too weak. 287 trivial. 0 not checked. [2024-04-05 00:06:13,572 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 00:06:13,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 00:06:13,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 00:06:13,995 INFO L134 CoverageAnalysis]: Checked inductivity of 569 backedges. 172 proven. 110 refuted. 0 times theorem prover too weak. 287 trivial. 0 not checked. [2024-04-05 00:06:14,085 INFO L85 PathProgramCache]: Analyzing trace with hash 1255131530, now seen corresponding path program 18 times [2024-04-05 00:06:14,085 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 00:06:14,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 00:06:14,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 00:06:14,450 INFO L134 CoverageAnalysis]: Checked inductivity of 569 backedges. 172 proven. 110 refuted. 0 times theorem prover too weak. 287 trivial. 0 not checked. [2024-04-05 00:06:14,451 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 00:06:14,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 00:06:14,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 00:06:14,878 INFO L134 CoverageAnalysis]: Checked inductivity of 569 backedges. 172 proven. 110 refuted. 0 times theorem prover too weak. 287 trivial. 0 not checked. [2024-04-05 00:06:14,950 INFO L85 PathProgramCache]: Analyzing trace with hash 1255131530, now seen corresponding path program 19 times [2024-04-05 00:06:14,950 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 00:06:14,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 00:06:14,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 00:06:15,329 INFO L134 CoverageAnalysis]: Checked inductivity of 569 backedges. 172 proven. 110 refuted. 0 times theorem prover too weak. 287 trivial. 0 not checked. [2024-04-05 00:06:15,330 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 00:06:15,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 00:06:15,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 00:06:15,696 INFO L134 CoverageAnalysis]: Checked inductivity of 569 backedges. 172 proven. 110 refuted. 0 times theorem prover too weak. 287 trivial. 0 not checked. [2024-04-05 00:06:15,772 INFO L85 PathProgramCache]: Analyzing trace with hash 1678147406, now seen corresponding path program 20 times [2024-04-05 00:06:15,773 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 00:06:15,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 00:06:15,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 00:06:16,287 INFO L134 CoverageAnalysis]: Checked inductivity of 569 backedges. 172 proven. 110 refuted. 0 times theorem prover too weak. 287 trivial. 0 not checked. [2024-04-05 00:06:16,287 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 00:06:16,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 00:06:16,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 00:06:16,657 INFO L134 CoverageAnalysis]: Checked inductivity of 569 backedges. 172 proven. 110 refuted. 0 times theorem prover too weak. 287 trivial. 0 not checked. [2024-04-05 00:06:16,699 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 111 interpolants. [2024-04-05 00:06:16,703 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=801, Invalid=12309, Unknown=0, NotChecked=0, Total=13110 [2024-04-05 00:06:16,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 00:06:16,703 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 00:06:16,704 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 111 states, 111 states have (on average 6.378378378378378) internal successors, (708), 111 states have internal predecessors, (708), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 00:06:16,704 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 00:06:16,704 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 106 states. [2024-04-05 00:06:16,704 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 00:06:35,467 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse4 (mod (+ 5 |c_thread4Thread1of1ForFork3_~i~3#1|) 4294967296)) (.cse7 (mod (+ 7 |c_thread4Thread1of1ForFork3_~i~3#1|) 4294967296)) (.cse5 (+ (mod (+ 5 c_thread1Thread1of1ForFork2_~i~0) 4294967296) 1)) (.cse3 (+ (mod (+ c_thread1Thread1of1ForFork2_~i~0 10) 4294967296) 1)) (.cse10 (mod |c_thread4Thread1of1ForFork3_~i~3#1| 4294967296)) (.cse13 (mod (+ |c_thread4Thread1of1ForFork3_~i~3#1| 11) 4294967296)) (.cse8 (+ (mod (+ c_thread1Thread1of1ForFork2_~i~0 6) 4294967296) 1)) (.cse15 (+ (mod c_thread1Thread1of1ForFork2_~i~0 4294967296) 1)) (.cse0 (+ 1 (mod (+ c_thread1Thread1of1ForFork2_~i~0 3) 4294967296))) (.cse2 (mod (+ |c_thread4Thread1of1ForFork3_~i~3#1| 10) 4294967296)) (.cse1 (mod (+ |c_thread4Thread1of1ForFork3_~i~3#1| 1) 4294967296)) (.cse12 (mod (+ |c_thread4Thread1of1ForFork3_~i~3#1| 4) 4294967296)) (.cse17 (+ (mod (+ c_thread1Thread1of1ForFork2_~i~0 4) 4294967296) 1)) (.cse6 (mod (+ |c_thread4Thread1of1ForFork3_~i~3#1| 8) 4294967296)) (.cse11 (+ (mod (+ 7 c_thread1Thread1of1ForFork2_~i~0) 4294967296) 1)) (.cse14 (+ (mod (+ c_thread1Thread1of1ForFork2_~i~0 9) 4294967296) 1)) (.cse16 (mod (+ |c_thread4Thread1of1ForFork3_~i~3#1| 3) 4294967296)) (.cse9 (+ (mod (+ c_thread1Thread1of1ForFork2_~i~0 8) 4294967296) 1)) (.cse18 (mod (+ |c_thread4Thread1of1ForFork3_~i~3#1| 9) 4294967296))) (and (< (mod (+ |c_thread4Thread1of1ForFork3_~i~3#1| 2) 4294967296) .cse0) (< .cse1 (+ (mod (+ |c_thread1Thread1of1ForFork2_#t~post1| 3) 4294967296) 1)) (< .cse2 .cse3) (< .cse4 (+ 1 (mod (+ |c_thread1Thread1of1ForFork2_#t~post1| 6) 4294967296))) (< .cse4 .cse5) (< .cse6 (+ (mod (+ |c_thread1Thread1of1ForFork2_#t~post1| 8) 4294967296) 1)) (< .cse1 (+ (mod (+ |c_thread1Thread1of1ForFork2_#t~post1| 2) 4294967296) 1)) (< .cse1 (+ (mod (+ |c_thread1Thread1of1ForFork2_#t~post1| 1) 4294967296) 1)) (< .cse1 (+ (mod (+ c_thread1Thread1of1ForFork2_~i~0 2) 4294967296) 1)) (< .cse7 .cse8) (< .cse7 (+ (mod (+ 7 |c_thread1Thread1of1ForFork2_#t~post1|) 4294967296) 1)) (< .cse6 .cse9) (< .cse4 .cse8) (< .cse10 (mod c_~N~0 4294967296)) (< .cse7 .cse11) (< .cse12 .cse5) (< .cse12 (+ (mod (+ |c_thread1Thread1of1ForFork2_#t~post1| 5) 4294967296) 1)) (< .cse13 .cse3) (< .cse2 .cse14) (< .cse10 .cse15) (< .cse13 (+ (mod (+ |c_thread1Thread1of1ForFork2_#t~post1| 11) 4294967296) 1)) (< (mod (+ |c_thread4Thread1of1ForFork3_~i~3#1| 6) 4294967296) .cse8) (< .cse1 .cse15) (< .cse16 .cse0) (< .cse16 .cse17) (< .cse1 .cse0) (< .cse2 (+ (mod (+ |c_thread1Thread1of1ForFork2_#t~post1| 10) 4294967296) 1)) (< .cse1 (+ (mod (+ c_thread1Thread1of1ForFork2_~i~0 1) 4294967296) 1)) (< .cse12 .cse17) (< .cse6 .cse11) (< .cse18 .cse14) (= |c_thread2Thread1of1ForFork0_~i~1#1| c_thread3Thread1of1ForFork1_~i~2) (< .cse16 (+ (mod (+ |c_thread1Thread1of1ForFork2_#t~post1| 4) 4294967296) 1)) (< .cse18 .cse9) (< .cse18 (+ (mod (+ |c_thread1Thread1of1ForFork2_#t~post1| 9) 4294967296) 1)))) is different from false [2024-04-05 00:08:42,278 WARN L293 SmtUtils]: Spent 39.21s on a formula simplification. DAG size of input: 83 DAG size of output: 74 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-04-05 00:10:16,357 WARN L293 SmtUtils]: Spent 21.98s on a formula simplification. DAG size of input: 83 DAG size of output: 70 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-04-05 00:10:51,567 WARN L293 SmtUtils]: Spent 9.54s on a formula simplification. DAG size of input: 65 DAG size of output: 54 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-04-05 00:12:29,739 WARN L293 SmtUtils]: Spent 18.50s on a formula simplification. DAG size of input: 75 DAG size of output: 58 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-04-05 00:12:35,106 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 [] [2024-04-05 00:14:34,534 WARN L293 SmtUtils]: Spent 36.83s on a formula simplification. DAG size of input: 94 DAG size of output: 80 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-04-05 00:14:36,007 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.47s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-05 00:14:38,372 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-05 00:14:40,866 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.62s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-05 00:16:57,206 WARN L293 SmtUtils]: Spent 26.93s on a formula simplification. DAG size of input: 90 DAG size of output: 73 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-04-05 00:16:59,211 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-05 00:17:02,697 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.30s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-05 00:19:16,536 WARN L293 SmtUtils]: Spent 38.34s on a formula simplification. DAG size of input: 97 DAG size of output: 78 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-04-05 00:19:18,543 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-05 00:19:20,923 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-05 00:19:24,807 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.31s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-05 00:19:27,201 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-04-05 00:19:29,208 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] Received shutdown request... [2024-04-05 00:19:40,168 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-04-05 00:19:40,190 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-04-05 00:19:40,202 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 [2024-04-05 00:19:41,211 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2024-04-05 00:19:41,224 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-04-05 00:19:41,368 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process [2024-04-05 00:19:41,375 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 137 [2024-04-05 00:19:41,376 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30,SelfDestructingSolverStorable31,SelfDestructingSolverStorable18,SelfDestructingSolverStorable19,SelfDestructingSolverStorable32,SelfDestructingSolverStorable33,SelfDestructingSolverStorable34,SelfDestructingSolverStorable35,SelfDestructingSolverStorable14,SelfDestructingSolverStorable36,SelfDestructingSolverStorable15,SelfDestructingSolverStorable37,SelfDestructingSolverStorable16,SelfDestructingSolverStorable38,SelfDestructingSolverStorable17,SelfDestructingSolverStorable39,SelfDestructingSolverStorable40,SelfDestructingSolverStorable41,SelfDestructingSolverStorable20,SelfDestructingSolverStorable29,SelfDestructingSolverStorable21,SelfDestructingSolverStorable22,SelfDestructingSolverStorable23,SelfDestructingSolverStorable24,SelfDestructingSolverStorable25,SelfDestructingSolverStorable26,SelfDestructingSolverStorable27,SelfDestructingSolverStorable28 [2024-04-05 00:19:41,376 WARN L619 AbstractCegarLoop]: Verification canceled: while executing Executor. [2024-04-05 00:19:41,378 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (4 of 5 remaining) [2024-04-05 00:19:41,379 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (3 of 5 remaining) [2024-04-05 00:19:41,379 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 5 remaining) [2024-04-05 00:19:41,379 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 5 remaining) [2024-04-05 00:19:41,379 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 5 remaining) [2024-04-05 00:19:41,382 INFO L445 BasicCegarLoop]: Path program histogram: [20, 2, 1, 1] [2024-04-05 00:19:41,384 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-04-05 00:19:41,384 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-04-05 00:19:41,386 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.04 12:19:41 BasicIcfg [2024-04-05 00:19:41,386 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-04-05 00:19:41,386 INFO L158 Benchmark]: Toolchain (without parser) took 863359.55ms. Allocated memory was 213.9MB in the beginning and 1.6GB in the end (delta: 1.4GB). Free memory was 144.0MB in the beginning and 783.8MB in the end (delta: -639.9MB). Peak memory consumption was 719.4MB. Max. memory is 8.0GB. [2024-04-05 00:19:41,386 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 213.9MB. Free memory is still 178.3MB. There was no memory consumed. Max. memory is 8.0GB. [2024-04-05 00:19:41,387 INFO L158 Benchmark]: CACSL2BoogieTranslator took 281.05ms. Allocated memory was 213.9MB in the beginning and 329.3MB in the end (delta: 115.3MB). Free memory was 143.7MB in the beginning and 292.6MB in the end (delta: -148.8MB). Peak memory consumption was 5.8MB. Max. memory is 8.0GB. [2024-04-05 00:19:41,387 INFO L158 Benchmark]: Boogie Procedure Inliner took 30.99ms. Allocated memory is still 329.3MB. Free memory was 292.6MB in the beginning and 290.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-04-05 00:19:41,387 INFO L158 Benchmark]: Boogie Preprocessor took 27.13ms. Allocated memory is still 329.3MB. Free memory was 290.5MB in the beginning and 288.9MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2024-04-05 00:19:41,387 INFO L158 Benchmark]: RCFGBuilder took 556.33ms. Allocated memory is still 329.3MB. Free memory was 288.9MB in the beginning and 269.5MB in the end (delta: 19.4MB). Peak memory consumption was 19.9MB. Max. memory is 8.0GB. [2024-04-05 00:19:41,387 INFO L158 Benchmark]: TraceAbstraction took 862458.74ms. Allocated memory was 329.3MB in the beginning and 1.6GB in the end (delta: 1.2GB). Free memory was 267.9MB in the beginning and 783.8MB in the end (delta: -515.9MB). Peak memory consumption was 727.2MB. Max. memory is 8.0GB. [2024-04-05 00:19:41,393 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 213.9MB. Free memory is still 178.3MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 281.05ms. Allocated memory was 213.9MB in the beginning and 329.3MB in the end (delta: 115.3MB). Free memory was 143.7MB in the beginning and 292.6MB in the end (delta: -148.8MB). Peak memory consumption was 5.8MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 30.99ms. Allocated memory is still 329.3MB. Free memory was 292.6MB in the beginning and 290.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 27.13ms. Allocated memory is still 329.3MB. Free memory was 290.5MB in the beginning and 288.9MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 556.33ms. Allocated memory is still 329.3MB. Free memory was 288.9MB in the beginning and 269.5MB in the end (delta: 19.4MB). Peak memory consumption was 19.9MB. Max. memory is 8.0GB. * TraceAbstraction took 862458.74ms. Allocated memory was 329.3MB in the beginning and 1.6GB in the end (delta: 1.2GB). Free memory was 267.9MB in the beginning and 783.8MB in the end (delta: -515.9MB). Peak memory consumption was 727.2MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 607180, independent: 550626, independent conditional: 550624, independent unconditional: 2, dependent: 56554, dependent conditional: 56551, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 552561, independent: 550626, independent conditional: 550624, independent unconditional: 2, dependent: 1935, dependent conditional: 1935, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 552561, independent: 550626, independent conditional: 550624, independent unconditional: 2, dependent: 1935, dependent conditional: 1935, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 552561, independent: 550626, independent conditional: 550624, independent unconditional: 2, dependent: 1935, dependent conditional: 1935, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 555831, independent: 550626, independent conditional: 8767, independent unconditional: 541859, dependent: 5205, dependent conditional: 1523, dependent unconditional: 3682, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 555831, independent: 550626, independent conditional: 8572, independent unconditional: 542054, dependent: 5205, dependent conditional: 0, dependent unconditional: 5205, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 555831, independent: 550626, independent conditional: 8572, independent unconditional: 542054, dependent: 5205, dependent conditional: 0, dependent unconditional: 5205, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1813, independent: 1805, independent conditional: 122, independent unconditional: 1683, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1813, independent: 1797, independent conditional: 0, independent unconditional: 1797, dependent: 16, dependent conditional: 0, dependent unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 16, independent: 8, independent conditional: 4, independent unconditional: 4, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 16, independent: 8, independent conditional: 4, independent unconditional: 4, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 100, independent: 25, independent conditional: 2, independent unconditional: 23, dependent: 75, dependent conditional: 0, dependent unconditional: 75, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 555831, independent: 548821, independent conditional: 8450, independent unconditional: 540371, dependent: 5197, dependent conditional: 0, dependent unconditional: 5197, unknown: 1813, unknown conditional: 122, unknown unconditional: 1691] , Statistics on independence cache: Total cache size (in pairs): 1813, Positive cache size: 1805, Positive conditional cache size: 122, Positive unconditional cache size: 1683, Negative cache size: 8, Negative conditional cache size: 0, Negative unconditional cache size: 8, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 1718, Maximal queried relation: 1, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 555831, independent: 550626, independent conditional: 8767, independent unconditional: 541859, dependent: 5205, dependent conditional: 1523, dependent unconditional: 3682, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 555831, independent: 550626, independent conditional: 8572, independent unconditional: 542054, dependent: 5205, dependent conditional: 0, dependent unconditional: 5205, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 555831, independent: 550626, independent conditional: 8572, independent unconditional: 542054, dependent: 5205, dependent conditional: 0, dependent unconditional: 5205, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1813, independent: 1805, independent conditional: 122, independent unconditional: 1683, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1813, independent: 1797, independent conditional: 0, independent unconditional: 1797, dependent: 16, dependent conditional: 0, dependent unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 16, independent: 8, independent conditional: 4, independent unconditional: 4, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 16, independent: 8, independent conditional: 4, independent unconditional: 4, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 100, independent: 25, independent conditional: 2, independent unconditional: 23, dependent: 75, dependent conditional: 0, dependent unconditional: 75, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 555831, independent: 548821, independent conditional: 8450, independent unconditional: 540371, dependent: 5197, dependent conditional: 0, dependent unconditional: 5197, unknown: 1813, unknown conditional: 122, unknown unconditional: 1691] , Statistics on independence cache: Total cache size (in pairs): 1813, Positive cache size: 1805, Positive conditional cache size: 122, Positive unconditional cache size: 1683, Negative cache size: 8, Negative conditional cache size: 0, Negative unconditional cache size: 8, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 1718 ], Independence queries for same thread: 54619 - 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: 862.3s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 20, EmptinessCheckTime: 832.8s, 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: 245, 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, 0.6s SatisfiabilityAnalysisTime, 10.6s InterpolantComputationTime, 1292 NumberOfCodeBlocks, 1292 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 1825 ConstructedInterpolants, 0 QuantifiedInterpolants, 10912 SizeOfPredicates, 64 NumberOfNonLiveVariables, 1096 ConjunctsInSsa, 132 ConjunctsInUnsatCore, 7 InterpolantComputations, 1 PerfectInterpolantSequences, 1850/5575 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