/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 DEFAULT -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/popl20-threaded-sum-3.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-3774817-m [2024-04-04 00:28:54,231 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-04-04 00:28:54,308 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-04-04 00:28:54,312 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-04-04 00:28:54,312 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-04-04 00:28:54,338 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-04-04 00:28:54,338 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-04-04 00:28:54,338 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-04-04 00:28:54,339 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-04-04 00:28:54,342 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-04-04 00:28:54,342 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-04-04 00:28:54,342 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-04-04 00:28:54,343 INFO L153 SettingsManager]: * Use SBE=true [2024-04-04 00:28:54,344 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-04-04 00:28:54,344 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-04-04 00:28:54,344 INFO L153 SettingsManager]: * sizeof long=4 [2024-04-04 00:28:54,344 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-04-04 00:28:54,345 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-04-04 00:28:54,345 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-04-04 00:28:54,345 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-04-04 00:28:54,345 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-04-04 00:28:54,345 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-04-04 00:28:54,345 INFO L153 SettingsManager]: * sizeof long double=12 [2024-04-04 00:28:54,345 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-04-04 00:28:54,346 INFO L153 SettingsManager]: * Use constant arrays=true [2024-04-04 00:28:54,346 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-04-04 00:28:54,346 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-04-04 00:28:54,346 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-04-04 00:28:54,346 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-04-04 00:28:54,346 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-04 00:28:54,347 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-04-04 00:28:54,347 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-04-04 00:28:54,348 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-04-04 00:28:54,348 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-04-04 00:28:54,348 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-04-04 00:28:54,348 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-04-04 00:28:54,348 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-04-04 00:28:54,348 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-04-04 00:28:54,348 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-04-04 00:28:54,348 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> IA Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> DEFAULT [2024-04-04 00:28:54,553 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-04-04 00:28:54,584 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-04-04 00:28:54,586 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-04-04 00:28:54,586 INFO L270 PluginConnector]: Initializing CDTParser... [2024-04-04 00:28:54,588 INFO L274 PluginConnector]: CDTParser initialized [2024-04-04 00:28:54,589 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/popl20-threaded-sum-3.wvr.c [2024-04-04 00:28:55,511 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-04-04 00:28:55,700 INFO L384 CDTParser]: Found 1 translation units. [2024-04-04 00:28:55,700 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-threaded-sum-3.wvr.c [2024-04-04 00:28:55,707 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/c386a21f1/1d4161ce80424068b31931d0243a3e99/FLAGaec496226 [2024-04-04 00:28:55,721 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/c386a21f1/1d4161ce80424068b31931d0243a3e99 [2024-04-04 00:28:55,723 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-04-04 00:28:55,724 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-04-04 00:28:55,726 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-04-04 00:28:55,727 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-04-04 00:28:55,730 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-04-04 00:28:55,731 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.04 12:28:55" (1/1) ... [2024-04-04 00:28:55,731 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d0a630f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 12:28:55, skipping insertion in model container [2024-04-04 00:28:55,731 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.04 12:28:55" (1/1) ... [2024-04-04 00:28:55,754 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-04-04 00:28:55,909 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-threaded-sum-3.wvr.c[2957,2970] [2024-04-04 00:28:55,913 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-04-04 00:28:55,920 INFO L202 MainTranslator]: Completed pre-run [2024-04-04 00:28:55,938 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-threaded-sum-3.wvr.c[2957,2970] [2024-04-04 00:28:55,938 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-04-04 00:28:55,946 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2024-04-04 00:28:55,947 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2024-04-04 00:28:55,953 INFO L206 MainTranslator]: Completed translation [2024-04-04 00:28:55,954 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 12:28:55 WrapperNode [2024-04-04 00:28:55,954 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-04-04 00:28:55,959 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-04-04 00:28:55,959 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-04-04 00:28:55,959 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-04-04 00:28:55,965 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 12:28:55" (1/1) ... [2024-04-04 00:28:55,971 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 12:28:55" (1/1) ... [2024-04-04 00:28:55,987 INFO L138 Inliner]: procedures = 22, calls = 46, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 81 [2024-04-04 00:28:55,988 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-04-04 00:28:55,988 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-04-04 00:28:55,988 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-04-04 00:28:55,988 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-04-04 00:28:55,998 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 12:28:55" (1/1) ... [2024-04-04 00:28:55,998 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 12:28:55" (1/1) ... [2024-04-04 00:28:56,000 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 12:28:55" (1/1) ... [2024-04-04 00:28:56,000 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 12:28:55" (1/1) ... [2024-04-04 00:28:56,005 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 12:28:55" (1/1) ... [2024-04-04 00:28:56,008 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 12:28:55" (1/1) ... [2024-04-04 00:28:56,009 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 12:28:55" (1/1) ... [2024-04-04 00:28:56,010 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 12:28:55" (1/1) ... [2024-04-04 00:28:56,011 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-04-04 00:28:56,012 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-04-04 00:28:56,012 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-04-04 00:28:56,012 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-04-04 00:28:56,013 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 12:28:55" (1/1) ... [2024-04-04 00:28:56,030 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-04 00:28:56,043 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 00:28:56,056 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 00:28:56,085 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 00:28:56,104 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-04-04 00:28:56,104 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-04-04 00:28:56,104 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-04-04 00:28:56,104 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-04-04 00:28:56,104 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-04-04 00:28:56,104 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-04-04 00:28:56,104 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-04-04 00:28:56,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-04-04 00:28:56,104 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-04-04 00:28:56,105 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-04-04 00:28:56,105 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-04-04 00:28:56,105 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-04-04 00:28:56,105 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-04-04 00:28:56,105 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-04-04 00:28:56,105 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-04-04 00:28:56,105 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-04-04 00:28:56,106 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 00:28:56,177 INFO L241 CfgBuilder]: Building ICFG [2024-04-04 00:28:56,179 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-04-04 00:28:56,369 INFO L282 CfgBuilder]: Performing block encoding [2024-04-04 00:28:56,438 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-04-04 00:28:56,438 INFO L309 CfgBuilder]: Removed 3 assume(true) statements. [2024-04-04 00:28:56,439 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.04 12:28:56 BoogieIcfgContainer [2024-04-04 00:28:56,440 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-04-04 00:28:56,442 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-04-04 00:28:56,442 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-04-04 00:28:56,445 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-04-04 00:28:56,445 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.04 12:28:55" (1/3) ... [2024-04-04 00:28:56,446 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79290e68 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.04 12:28:56, skipping insertion in model container [2024-04-04 00:28:56,446 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 12:28:55" (2/3) ... [2024-04-04 00:28:56,446 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79290e68 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.04 12:28:56, skipping insertion in model container [2024-04-04 00:28:56,446 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.04 12:28:56" (3/3) ... [2024-04-04 00:28:56,448 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-threaded-sum-3.wvr.c [2024-04-04 00:28:56,454 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-04-04 00:28:56,468 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-04-04 00:28:56,468 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-04-04 00:28:56,468 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-04-04 00:28:56,519 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2024-04-04 00:28:56,579 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-04-04 00:28:56,579 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-04-04 00:28:56,579 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 00:28:56,580 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 00:28:56,581 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 00:28:56,606 INFO L184 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-04-04 00:28:56,616 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 00:28:56,617 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-04-04 00:28:56,622 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;@b4931cc, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=IA, mConComCheckerCriterion=DEFAULT, mConComCheckerLimitedChecksCriterion=false, mConComCheckerCriterionLimit=1, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123 [2024-04-04 00:28:56,623 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-04-04 00:28:56,816 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 1 more)] === [2024-04-04 00:28:56,817 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 00:28:56,818 INFO L85 PathProgramCache]: Analyzing trace with hash 1970604412, now seen corresponding path program 1 times [2024-04-04 00:28:56,825 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 00:28:56,825 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [115474122] [2024-04-04 00:28:56,825 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 00:28:56,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 00:28:56,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 00:28:57,104 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2024-04-04 00:28:57,104 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 00:28:57,105 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [115474122] [2024-04-04 00:28:57,105 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [115474122] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 00:28:57,105 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-04 00:28:57,105 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-04-04 00:28:57,106 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [587780482] [2024-04-04 00:28:57,107 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 00:28:57,111 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-04-04 00:28:57,111 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 00:28:57,302 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-04-04 00:28:57,303 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-04-04 00:28:57,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 00:28:57,305 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 00:28:57,306 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 47.5) internal successors, (95), 2 states have internal predecessors, (95), 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 00:28:57,306 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 00:28:57,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 00:28:57,337 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-04-04 00:28:57,338 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 1 more)] === [2024-04-04 00:28:57,338 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 00:28:57,338 INFO L85 PathProgramCache]: Analyzing trace with hash 1182103125, now seen corresponding path program 1 times [2024-04-04 00:28:57,338 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 00:28:57,339 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2041407092] [2024-04-04 00:28:57,339 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 00:28:57,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 00:28:57,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 00:29:01,445 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 00:29:01,446 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 00:29:01,446 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2041407092] [2024-04-04 00:29:01,446 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2041407092] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 00:29:01,446 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1535442923] [2024-04-04 00:29:01,446 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 00:29:01,447 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 00:29:01,447 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 00:29:01,494 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 00:29:01,520 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 00:29:01,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 00:29:01,586 INFO L262 TraceCheckSpWp]: Trace formula consists of 254 conjuncts, 39 conjunts are in the unsatisfiable core [2024-04-04 00:29:01,592 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 00:29:03,318 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 1 proven. 47 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-04-04 00:29:03,318 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 00:29:04,056 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 31 proven. 10 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-04-04 00:29:04,057 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1535442923] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 00:29:04,057 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 00:29:04,057 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 23, 11] total 50 [2024-04-04 00:29:04,058 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [504293005] [2024-04-04 00:29:04,058 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 00:29:04,058 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 50 states [2024-04-04 00:29:04,059 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 00:29:04,144 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 50 interpolants. [2024-04-04 00:29:04,145 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=285, Invalid=2165, Unknown=0, NotChecked=0, Total=2450 [2024-04-04 00:29:04,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 00:29:04,145 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 00:29:04,146 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 50 states, 50 states have (on average 4.8) internal successors, (240), 50 states have internal predecessors, (240), 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 00:29:04,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 00:29:04,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 00:29:12,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 00:29:12,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2024-04-04 00:29:12,452 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 00:29:12,647 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,SelfDestructingSolverStorable1 [2024-04-04 00:29:12,647 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 1 more)] === [2024-04-04 00:29:12,648 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 00:29:12,648 INFO L85 PathProgramCache]: Analyzing trace with hash 738089604, now seen corresponding path program 2 times [2024-04-04 00:29:12,648 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 00:29:12,648 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [939704515] [2024-04-04 00:29:12,648 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 00:29:12,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 00:29:12,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 00:29:13,355 INFO L134 CoverageAnalysis]: Checked inductivity of 570 backedges. 181 proven. 0 refuted. 0 times theorem prover too weak. 389 trivial. 0 not checked. [2024-04-04 00:29:13,356 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 00:29:13,356 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [939704515] [2024-04-04 00:29:13,356 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [939704515] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 00:29:13,356 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-04 00:29:13,356 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-04-04 00:29:13,357 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [370411364] [2024-04-04 00:29:13,359 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 00:29:13,359 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-04-04 00:29:13,359 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 00:29:13,591 INFO L85 PathProgramCache]: Analyzing trace with hash 1943738079, now seen corresponding path program 1 times [2024-04-04 00:29:13,592 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 00:29:13,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 00:29:13,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 00:29:13,742 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2024-04-04 00:29:13,743 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 00:29:13,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 00:29:13,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 00:29:15,608 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 8 proven. 41 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2024-04-04 00:29:15,738 INFO L85 PathProgramCache]: Analyzing trace with hash 1152347623, now seen corresponding path program 2 times [2024-04-04 00:29:15,738 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 00:29:15,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 00:29:15,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 00:29:15,858 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-04 00:29:15,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 00:29:16,123 INFO L85 PathProgramCache]: Analyzing trace with hash 1363038276, now seen corresponding path program 3 times [2024-04-04 00:29:16,124 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 00:29:16,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 00:29:16,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 00:29:16,187 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-04 00:29:16,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 00:29:16,420 INFO L85 PathProgramCache]: Analyzing trace with hash 616109809, now seen corresponding path program 4 times [2024-04-04 00:29:16,422 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 00:29:16,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 00:29:16,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 00:29:17,306 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 30 proven. 24 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-04-04 00:29:17,306 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 00:29:17,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 00:29:17,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 00:29:18,382 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 30 proven. 24 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-04-04 00:29:18,477 INFO L85 PathProgramCache]: Analyzing trace with hash 2132378991, now seen corresponding path program 5 times [2024-04-04 00:29:18,477 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 00:29:18,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 00:29:18,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 00:29:18,569 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-04 00:29:18,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 00:29:18,981 INFO L85 PathProgramCache]: Analyzing trace with hash -855912736, now seen corresponding path program 6 times [2024-04-04 00:29:18,981 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 00:29:18,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 00:29:19,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 00:29:19,106 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-04 00:29:19,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 00:29:19,555 INFO L85 PathProgramCache]: Analyzing trace with hash 347418765, now seen corresponding path program 7 times [2024-04-04 00:29:19,555 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 00:29:19,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 00:29:19,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 00:29:19,667 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-04 00:29:19,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 00:29:20,061 INFO L85 PathProgramCache]: Analyzing trace with hash -1864897620, now seen corresponding path program 8 times [2024-04-04 00:29:20,061 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 00:29:20,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 00:29:20,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 00:29:20,171 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-04 00:29:20,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 00:29:20,446 INFO L85 PathProgramCache]: Analyzing trace with hash -1977251044, now seen corresponding path program 9 times [2024-04-04 00:29:20,447 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 00:29:20,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 00:29:20,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 00:29:23,433 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 89 proven. 52 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2024-04-04 00:29:23,434 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 00:29:23,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 00:29:23,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 00:29:26,559 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 117 proven. 30 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-04-04 00:29:26,872 INFO L85 PathProgramCache]: Analyzing trace with hash -1977251044, now seen corresponding path program 10 times [2024-04-04 00:29:26,872 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 00:29:26,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 00:29:26,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 00:29:26,974 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-04 00:29:27,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 00:29:27,420 INFO L85 PathProgramCache]: Analyzing trace with hash -1165239889, now seen corresponding path program 11 times [2024-04-04 00:29:27,420 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 00:29:27,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 00:29:27,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 00:29:27,569 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-04 00:29:27,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 00:29:27,816 INFO L85 PathProgramCache]: Analyzing trace with hash -1762697868, now seen corresponding path program 12 times [2024-04-04 00:29:27,817 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 00:29:27,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 00:29:27,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 00:29:31,641 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 41 proven. 79 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2024-04-04 00:29:31,641 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 00:29:31,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 00:29:31,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 00:29:34,519 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 78 proven. 49 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2024-04-04 00:29:34,604 INFO L85 PathProgramCache]: Analyzing trace with hash 1190941255, now seen corresponding path program 13 times [2024-04-04 00:29:34,604 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 00:29:34,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 00:29:34,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 00:29:36,789 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 78 proven. 49 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2024-04-04 00:29:36,789 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 00:29:36,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 00:29:36,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 00:29:40,397 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 78 proven. 49 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2024-04-04 00:29:40,490 INFO L85 PathProgramCache]: Analyzing trace with hash 1190941255, now seen corresponding path program 14 times [2024-04-04 00:29:40,490 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 00:29:40,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 00:29:40,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 00:29:40,607 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-04 00:29:40,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 00:29:40,773 INFO L85 PathProgramCache]: Analyzing trace with hash -1735526442, now seen corresponding path program 15 times [2024-04-04 00:29:40,773 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 00:29:40,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 00:29:40,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 00:29:44,209 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 41 proven. 79 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2024-04-04 00:29:44,210 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 00:29:44,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 00:29:44,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 00:29:46,625 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 41 proven. 79 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2024-04-04 00:29:46,709 INFO L85 PathProgramCache]: Analyzing trace with hash 790531336, now seen corresponding path program 16 times [2024-04-04 00:29:46,709 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 00:29:46,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 00:29:46,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 00:29:52,697 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 80 proven. 52 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2024-04-04 00:29:52,697 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 00:29:52,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 00:29:52,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 00:30:51,177 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 79 proven. 49 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2024-04-04 00:30:51,248 INFO L85 PathProgramCache]: Analyzing trace with hash -1263332029, now seen corresponding path program 17 times [2024-04-04 00:30:51,248 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 00:30:51,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 00:30:51,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 00:30:51,428 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-04 00:30:51,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 00:30:52,001 INFO L85 PathProgramCache]: Analyzing trace with hash 1413675294, now seen corresponding path program 18 times [2024-04-04 00:30:52,001 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 00:30:52,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 00:30:52,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 00:30:52,300 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-04 00:30:52,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 00:30:52,540 INFO L85 PathProgramCache]: Analyzing trace with hash 1332302326, now seen corresponding path program 19 times [2024-04-04 00:30:52,540 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 00:30:52,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 00:30:52,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 00:30:55,697 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 79 proven. 50 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2024-04-04 00:30:55,697 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 00:30:55,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 00:30:55,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 00:30:58,410 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 79 proven. 50 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2024-04-04 00:30:58,510 INFO L85 PathProgramCache]: Analyzing trace with hash 1332302326, now seen corresponding path program 20 times [2024-04-04 00:30:58,511 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 00:30:58,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 00:30:58,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 00:30:58,749 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-04 00:30:58,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 00:30:59,010 INFO L85 PathProgramCache]: Analyzing trace with hash -1648300529, now seen corresponding path program 21 times [2024-04-04 00:30:59,011 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 00:30:59,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 00:30:59,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 00:30:59,162 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-04 00:30:59,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 00:30:59,715 INFO L85 PathProgramCache]: Analyzing trace with hash 442291473, now seen corresponding path program 22 times [2024-04-04 00:30:59,716 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 00:30:59,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 00:31:01,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat Received shutdown request... [2024-04-04 00:43:00,643 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 00:43:00,643 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 00:43:01,681 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 [2024-04-04 00:43:01,697 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Cannot interrupt operation gracefully because timeout expired. Forcing shutdown