/root/.sdkman/candidates/java/current/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.additional.conditional.commutativity.checking DFS --traceabstraction.criterion.for.conditional.commutativity.checking DEFAULT --traceabstraction.use.limited.checks.recommended.for.dfs true --traceabstraction.limit.for.limited.checks 10 -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/parallel-min-max-1.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-17da818-m [2024-05-06 11:50:03,109 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-05-06 11:50:03,174 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-05-06 11:50:03,182 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-05-06 11:50:03,183 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-05-06 11:50:03,223 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-05-06 11:50:03,224 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-05-06 11:50:03,224 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-05-06 11:50:03,225 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-05-06 11:50:03,228 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-05-06 11:50:03,229 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-05-06 11:50:03,229 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-05-06 11:50:03,229 INFO L153 SettingsManager]: * Use SBE=true [2024-05-06 11:50:03,231 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-05-06 11:50:03,231 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-05-06 11:50:03,231 INFO L153 SettingsManager]: * sizeof long=4 [2024-05-06 11:50:03,231 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-05-06 11:50:03,232 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-05-06 11:50:03,232 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-05-06 11:50:03,232 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-05-06 11:50:03,232 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-05-06 11:50:03,233 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-05-06 11:50:03,234 INFO L153 SettingsManager]: * sizeof long double=12 [2024-05-06 11:50:03,234 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-05-06 11:50:03,234 INFO L153 SettingsManager]: * Use constant arrays=true [2024-05-06 11:50:03,234 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-05-06 11:50:03,235 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-05-06 11:50:03,235 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-05-06 11:50:03,235 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-05-06 11:50:03,235 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-06 11:50:03,236 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-05-06 11:50:03,236 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-05-06 11:50:03,237 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-05-06 11:50:03,237 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-05-06 11:50:03,237 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-05-06 11:50:03,237 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-05-06 11:50:03,237 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-05-06 11:50:03,237 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-05-06 11:50:03,237 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-05-06 11:50:03,238 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> DFS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> DEFAULT Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: use limited checks (recommended for DFS) -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Limit for limited checks -> 10 [2024-05-06 11:50:03,501 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-05-06 11:50:03,533 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-05-06 11:50:03,535 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-05-06 11:50:03,536 INFO L270 PluginConnector]: Initializing CDTParser... [2024-05-06 11:50:03,537 INFO L274 PluginConnector]: CDTParser initialized [2024-05-06 11:50:03,537 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/parallel-min-max-1.wvr.c [2024-05-06 11:50:04,721 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-05-06 11:50:04,891 INFO L384 CDTParser]: Found 1 translation units. [2024-05-06 11:50:04,892 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-min-max-1.wvr.c [2024-05-06 11:50:04,898 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/a3d0b1065/5e14a47af4f64a379a27c34257949129/FLAG993f2e376 [2024-05-06 11:50:04,910 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/a3d0b1065/5e14a47af4f64a379a27c34257949129 [2024-05-06 11:50:04,914 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-05-06 11:50:04,916 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-05-06 11:50:04,919 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-05-06 11:50:04,919 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-05-06 11:50:04,923 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-05-06 11:50:04,923 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.05 11:50:04" (1/1) ... [2024-05-06 11:50:04,924 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66c696c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 11:50:04, skipping insertion in model container [2024-05-06 11:50:04,924 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.05 11:50:04" (1/1) ... [2024-05-06 11:50:04,960 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-05-06 11:50:05,152 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-min-max-1.wvr.c[3057,3070] [2024-05-06 11:50:05,167 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-06 11:50:05,183 INFO L202 MainTranslator]: Completed pre-run [2024-05-06 11:50:05,222 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-min-max-1.wvr.c[3057,3070] [2024-05-06 11:50:05,230 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-06 11:50:05,242 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2024-05-06 11:50:05,242 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2024-05-06 11:50:05,249 INFO L206 MainTranslator]: Completed translation [2024-05-06 11:50:05,249 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 11:50:05 WrapperNode [2024-05-06 11:50:05,249 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-05-06 11:50:05,251 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-05-06 11:50:05,251 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-05-06 11:50:05,251 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-05-06 11:50:05,297 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 11:50:05" (1/1) ... [2024-05-06 11:50:05,306 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 11:50:05" (1/1) ... [2024-05-06 11:50:05,332 INFO L138 Inliner]: procedures = 25, calls = 53, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 129 [2024-05-06 11:50:05,333 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-05-06 11:50:05,333 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-05-06 11:50:05,333 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-05-06 11:50:05,334 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-05-06 11:50:05,341 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 11:50:05" (1/1) ... [2024-05-06 11:50:05,342 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 11:50:05" (1/1) ... [2024-05-06 11:50:05,359 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 11:50:05" (1/1) ... [2024-05-06 11:50:05,359 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 11:50:05" (1/1) ... [2024-05-06 11:50:05,365 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 11:50:05" (1/1) ... [2024-05-06 11:50:05,368 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 11:50:05" (1/1) ... [2024-05-06 11:50:05,369 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 11:50:05" (1/1) ... [2024-05-06 11:50:05,371 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 11:50:05" (1/1) ... [2024-05-06 11:50:05,386 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-05-06 11:50:05,387 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-05-06 11:50:05,387 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-05-06 11:50:05,387 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-05-06 11:50:05,388 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 11:50:05" (1/1) ... [2024-05-06 11:50:05,393 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-06 11:50:05,403 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 11:50:05,420 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) [2024-05-06 11:50:05,444 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 [2024-05-06 11:50:05,476 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-05-06 11:50:05,476 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-05-06 11:50:05,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-05-06 11:50:05,476 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-05-06 11:50:05,476 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-05-06 11:50:05,476 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-05-06 11:50:05,477 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-05-06 11:50:05,477 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-05-06 11:50:05,477 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-05-06 11:50:05,477 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-05-06 11:50:05,477 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-05-06 11:50:05,479 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-05-06 11:50:05,479 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-05-06 11:50:05,479 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-05-06 11:50:05,479 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-05-06 11:50:05,479 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-05-06 11:50:05,480 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-05-06 11:50:05,481 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-05-06 11:50:05,584 INFO L241 CfgBuilder]: Building ICFG [2024-05-06 11:50:05,586 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-05-06 11:50:05,940 INFO L282 CfgBuilder]: Performing block encoding [2024-05-06 11:50:06,020 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-05-06 11:50:06,020 INFO L309 CfgBuilder]: Removed 3 assume(true) statements. [2024-05-06 11:50:06,022 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.05 11:50:06 BoogieIcfgContainer [2024-05-06 11:50:06,022 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-05-06 11:50:06,024 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-05-06 11:50:06,024 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-05-06 11:50:06,027 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-05-06 11:50:06,027 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.05 11:50:04" (1/3) ... [2024-05-06 11:50:06,029 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@22b7650d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.05 11:50:06, skipping insertion in model container [2024-05-06 11:50:06,029 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 11:50:05" (2/3) ... [2024-05-06 11:50:06,029 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@22b7650d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.05 11:50:06, skipping insertion in model container [2024-05-06 11:50:06,030 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.05 11:50:06" (3/3) ... [2024-05-06 11:50:06,031 INFO L112 eAbstractionObserver]: Analyzing ICFG parallel-min-max-1.wvr.c [2024-05-06 11:50:06,040 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-05-06 11:50:06,050 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-05-06 11:50:06,050 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-05-06 11:50:06,050 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-05-06 11:50:06,121 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2024-05-06 11:50:06,171 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-06 11:50:06,172 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-06 11:50:06,172 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 11:50:06,178 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) [2024-05-06 11:50:06,191 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 [2024-05-06 11:50:06,213 INFO L188 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-06 11:50:06,224 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 11:50:06,226 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-05-06 11:50:06,232 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;@3007b784, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=DEFAULT, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=10, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123, mConComCheckerConditionCriterion=false [2024-05-06 11:50:06,233 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-05-06 11:50:06,330 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)] === [2024-05-06 11:50:06,332 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 11:50:06,332 INFO L85 PathProgramCache]: Analyzing trace with hash 1768195821, now seen corresponding path program 1 times [2024-05-06 11:50:06,341 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 11:50:06,341 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1271459525] [2024-05-06 11:50:06,342 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 11:50:06,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 11:50:06,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 11:50:06,682 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-05-06 11:50:06,683 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 11:50:06,683 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1271459525] [2024-05-06 11:50:06,683 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1271459525] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 11:50:06,684 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 11:50:06,684 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-05-06 11:50:06,685 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [944404675] [2024-05-06 11:50:06,685 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 11:50:06,696 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-05-06 11:50:06,696 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 11:50:06,722 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-05-06 11:50:06,722 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-05-06 11:50:06,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 11:50:06,724 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 11:50:06,726 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 73.0) internal successors, (146), 2 states have internal predecessors, (146), 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) [2024-05-06 11:50:06,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 11:50:06,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 11:50:06,809 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-05-06 11:50:06,809 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)] === [2024-05-06 11:50:06,809 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 11:50:06,810 INFO L85 PathProgramCache]: Analyzing trace with hash 1347515060, now seen corresponding path program 1 times [2024-05-06 11:50:06,810 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 11:50:06,810 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1511436940] [2024-05-06 11:50:06,810 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 11:50:06,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 11:50:06,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 11:50:07,355 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 11:50:07,355 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 11:50:07,355 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1511436940] [2024-05-06 11:50:07,356 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1511436940] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 11:50:07,356 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 11:50:07,356 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-05-06 11:50:07,356 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [892019526] [2024-05-06 11:50:07,356 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 11:50:07,358 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-05-06 11:50:07,358 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 11:50:07,359 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 11:50:07,359 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-05-06 11:50:07,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 11:50:07,359 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 11:50:07,360 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 20.142857142857142) internal successors, (141), 7 states have internal predecessors, (141), 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) [2024-05-06 11:50:07,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 11:50:07,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 11:50:07,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 11:50:07,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-06 11:50:07,521 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-05-06 11:50:07,522 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)] === [2024-05-06 11:50:07,522 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 11:50:07,523 INFO L85 PathProgramCache]: Analyzing trace with hash 905660120, now seen corresponding path program 1 times [2024-05-06 11:50:07,523 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 11:50:07,523 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1169319413] [2024-05-06 11:50:07,523 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 11:50:07,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 11:50:07,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 11:50:07,833 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 11:50:07,833 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 11:50:07,833 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1169319413] [2024-05-06 11:50:07,834 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1169319413] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 11:50:07,834 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [567903946] [2024-05-06 11:50:07,834 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 11:50:07,834 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 11:50:07,835 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 11:50:07,886 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) [2024-05-06 11:50:07,900 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-05-06 11:50:08,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 11:50:08,026 INFO L262 TraceCheckSpWp]: Trace formula consists of 320 conjuncts, 6 conjunts are in the unsatisfiable core [2024-05-06 11:50:08,038 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 11:50:08,291 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 11:50:08,291 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 11:50:08,463 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 11:50:08,463 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [567903946] provided 1 perfect and 1 imperfect interpolant sequences [2024-05-06 11:50:08,463 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-05-06 11:50:08,463 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [8, 7] total 14 [2024-05-06 11:50:08,464 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1278472356] [2024-05-06 11:50:08,464 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 11:50:08,464 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-05-06 11:50:08,464 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 11:50:08,465 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 11:50:08,465 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=130, Unknown=0, NotChecked=0, Total=182 [2024-05-06 11:50:08,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 11:50:08,465 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 11:50:08,466 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 21.285714285714285) internal successors, (149), 7 states have internal predecessors, (149), 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) [2024-05-06 11:50:08,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 11:50:08,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-06 11:50:08,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 11:50:08,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 11:50:08,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-06 11:50:08,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-06 11:50:08,590 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-05-06 11:50:08,786 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2024-05-06 11:50:08,787 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-05-06 11:50:08,787 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 11:50:08,788 INFO L85 PathProgramCache]: Analyzing trace with hash -153695611, now seen corresponding path program 1 times [2024-05-06 11:50:08,788 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 11:50:08,788 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2002724636] [2024-05-06 11:50:08,788 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 11:50:08,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 11:50:08,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 11:50:09,072 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 11:50:09,073 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 11:50:09,073 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2002724636] [2024-05-06 11:50:09,073 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2002724636] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 11:50:09,073 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [364505823] [2024-05-06 11:50:09,079 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 11:50:09,079 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 11:50:09,079 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 11:50:09,081 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) [2024-05-06 11:50:09,098 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-05-06 11:50:09,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 11:50:09,190 INFO L262 TraceCheckSpWp]: Trace formula consists of 334 conjuncts, 10 conjunts are in the unsatisfiable core [2024-05-06 11:50:09,194 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 11:50:09,485 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 11:50:09,486 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 11:50:09,734 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 11:50:09,734 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [364505823] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 11:50:09,734 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 11:50:09,734 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11, 11] total 24 [2024-05-06 11:50:09,735 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1517632064] [2024-05-06 11:50:09,735 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 11:50:09,735 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2024-05-06 11:50:09,735 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 11:50:09,736 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2024-05-06 11:50:09,737 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=118, Invalid=434, Unknown=0, NotChecked=0, Total=552 [2024-05-06 11:50:09,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 11:50:09,737 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 11:50:09,737 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 24 states have (on average 10.708333333333334) internal successors, (257), 24 states have internal predecessors, (257), 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) [2024-05-06 11:50:09,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 11:50:09,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-06 11:50:09,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-06 11:50:09,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 11:50:10,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 11:50:10,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-06 11:50:10,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-06 11:50:10,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-06 11:50:10,028 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-05-06 11:50:10,228 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 11:50:10,229 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-05-06 11:50:10,229 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 11:50:10,229 INFO L85 PathProgramCache]: Analyzing trace with hash 690576809, now seen corresponding path program 2 times [2024-05-06 11:50:10,230 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 11:50:10,230 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [829121881] [2024-05-06 11:50:10,230 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 11:50:10,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 11:50:10,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 11:50:10,522 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 11:50:10,522 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 11:50:10,523 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [829121881] [2024-05-06 11:50:10,523 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [829121881] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 11:50:10,523 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [903917202] [2024-05-06 11:50:10,523 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-05-06 11:50:10,524 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 11:50:10,524 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 11:50:10,525 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 11:50:10,534 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-05-06 11:50:10,639 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-05-06 11:50:10,639 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-06 11:50:10,641 INFO L262 TraceCheckSpWp]: Trace formula consists of 292 conjuncts, 31 conjunts are in the unsatisfiable core [2024-05-06 11:50:10,646 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 11:50:10,673 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2024-05-06 11:50:10,704 INFO L349 Elim1Store]: treesize reduction 20, result has 33.3 percent of original size [2024-05-06 11:50:10,707 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 19 treesize of output 16 [2024-05-06 11:50:10,827 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-05-06 11:50:10,828 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-05-06 11:50:10,981 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-05-06 11:50:11,003 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2024-05-06 11:50:11,114 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-05-06 11:50:11,115 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-06 11:50:11,115 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [903917202] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 11:50:11,115 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-05-06 11:50:11,115 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [11] total 25 [2024-05-06 11:50:11,115 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [358818809] [2024-05-06 11:50:11,116 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 11:50:11,116 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-05-06 11:50:11,116 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 11:50:11,117 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-05-06 11:50:11,117 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=544, Unknown=0, NotChecked=0, Total=600 [2024-05-06 11:50:11,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 11:50:11,118 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 11:50:11,118 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 9.625) internal successors, (154), 16 states have internal predecessors, (154), 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) [2024-05-06 11:50:11,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 11:50:11,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-06 11:50:11,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-06 11:50:11,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-06 11:50:11,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 11:50:12,488 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-06 11:50:12,489 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 203 treesize of output 151 [2024-05-06 11:50:12,734 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-05-06 11:50:12,916 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-05-06 11:50:13,115 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-05-06 11:50:15,322 INFO L85 PathProgramCache]: Analyzing trace with hash -1246884534, now seen corresponding path program 1 times [2024-05-06 11:50:15,323 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 11:50:15,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 11:50:15,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 11:50:15,365 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 11:50:15,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 11:50:15,636 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-06 11:50:15,637 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 203 treesize of output 151 [2024-05-06 11:50:15,944 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-05-06 11:50:18,196 INFO L85 PathProgramCache]: Analyzing trace with hash 1871320026, now seen corresponding path program 1 times [2024-05-06 11:50:18,196 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 11:50:18,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 11:50:18,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 11:50:18,263 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 11:50:18,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 11:50:18,524 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-06 11:50:18,525 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 203 treesize of output 151 [2024-05-06 11:50:18,734 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-05-06 11:50:18,867 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-05-06 11:50:18,985 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-05-06 11:50:21,177 INFO L85 PathProgramCache]: Analyzing trace with hash -1296501763, now seen corresponding path program 1 times [2024-05-06 11:50:21,177 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 11:50:21,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 11:50:21,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 11:50:21,242 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 11:50:21,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 11:50:21,477 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-06 11:50:21,478 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 203 treesize of output 151 [2024-05-06 11:50:21,979 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-05-06 11:50:24,150 INFO L85 PathProgramCache]: Analyzing trace with hash -1938832395, now seen corresponding path program 1 times [2024-05-06 11:50:24,150 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 11:50:24,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 11:50:24,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 11:50:24,411 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 11:50:24,412 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 11:50:24,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 11:50:24,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 11:50:24,617 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 11:50:24,857 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-06 11:50:24,858 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 203 treesize of output 151 [2024-05-06 11:50:25,507 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-05-06 11:50:27,761 INFO L85 PathProgramCache]: Analyzing trace with hash 1877119633, now seen corresponding path program 1 times [2024-05-06 11:50:27,762 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 11:50:27,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 11:50:27,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 11:50:27,964 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 11:50:27,964 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 11:50:27,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 11:50:27,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 11:50:28,124 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 11:50:28,339 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-06 11:50:28,340 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 203 treesize of output 151 [2024-05-06 11:50:28,531 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-05-06 11:50:28,638 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-05-06 11:50:28,758 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-05-06 11:50:30,978 INFO L85 PathProgramCache]: Analyzing trace with hash -909279113, now seen corresponding path program 1 times [2024-05-06 11:50:30,979 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 11:50:30,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 11:50:31,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 11:50:31,202 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 11:50:31,203 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 11:50:31,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 11:50:31,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 11:50:31,356 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 11:50:31,559 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-06 11:50:31,560 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 203 treesize of output 151 [2024-05-06 11:50:31,766 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-05-06 11:50:31,892 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-05-06 11:50:32,022 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-05-06 11:50:34,270 INFO L85 PathProgramCache]: Analyzing trace with hash -444973613, now seen corresponding path program 1 times [2024-05-06 11:50:34,271 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 11:50:34,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 11:50:34,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 11:50:34,453 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 11:50:34,453 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 11:50:34,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 11:50:34,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 11:50:34,591 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 11:50:34,805 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-06 11:50:34,805 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 203 treesize of output 151 [2024-05-06 11:50:35,353 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-05-06 11:50:37,599 INFO L85 PathProgramCache]: Analyzing trace with hash -1261280006, now seen corresponding path program 2 times [2024-05-06 11:50:37,599 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 11:50:37,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 11:50:37,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 11:50:38,036 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 11:50:38,036 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 11:50:38,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 11:50:38,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 11:50:38,183 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 11:50:38,407 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-06 11:50:38,407 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 203 treesize of output 151 [2024-05-06 11:50:38,684 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-05-06 11:50:38,831 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-05-06 11:50:40,428 INFO L85 PathProgramCache]: Analyzing trace with hash 97860869, now seen corresponding path program 3 times [2024-05-06 11:50:40,428 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 11:50:40,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 11:50:40,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 11:50:40,457 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 11:50:40,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 11:50:40,723 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-06 11:50:40,725 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 203 treesize of output 151 [2024-05-06 11:50:41,185 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-05-06 11:50:43,445 INFO L85 PathProgramCache]: Analyzing trace with hash 557346121, now seen corresponding path program 4 times [2024-05-06 11:50:43,446 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 11:50:43,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 11:50:43,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 11:50:43,481 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 11:50:43,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 11:50:43,726 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-06 11:50:43,726 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 203 treesize of output 151 [2024-05-06 11:50:43,914 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-05-06 11:50:44,045 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-05-06 11:50:46,301 INFO L85 PathProgramCache]: Analyzing trace with hash -397663097, now seen corresponding path program 5 times [2024-05-06 11:50:46,302 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 11:50:46,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 11:50:46,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 11:50:46,335 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 11:50:46,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 11:50:46,591 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-06 11:50:46,592 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 203 treesize of output 151 [2024-05-06 11:50:46,830 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-05-06 11:50:46,948 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-05-06 11:50:49,138 INFO L85 PathProgramCache]: Analyzing trace with hash -1536848501, now seen corresponding path program 6 times [2024-05-06 11:50:49,138 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 11:50:49,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 11:50:49,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 11:50:49,164 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 11:50:49,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 11:50:49,437 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-06 11:50:49,438 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 203 treesize of output 151 [2024-05-06 11:50:49,758 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-05-06 11:50:49,917 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-05-06 11:50:50,088 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-05-06 11:50:52,332 INFO L85 PathProgramCache]: Analyzing trace with hash -397662784, now seen corresponding path program 7 times [2024-05-06 11:50:52,333 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 11:50:52,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 11:50:52,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 11:50:52,360 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 11:50:52,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 11:50:52,610 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-06 11:50:52,610 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 203 treesize of output 151 [2024-05-06 11:50:52,930 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-05-06 11:50:55,110 INFO L85 PathProgramCache]: Analyzing trace with hash 98815173, now seen corresponding path program 1 times [2024-05-06 11:50:55,111 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 11:50:55,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 11:50:55,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 11:50:55,380 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 11:50:55,380 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 11:50:55,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 11:50:55,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 11:50:55,504 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 11:50:55,716 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-06 11:50:55,716 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 203 treesize of output 151 [2024-05-06 11:50:56,030 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-05-06 11:50:58,263 INFO L85 PathProgramCache]: Analyzing trace with hash 557376904, now seen corresponding path program 1 times [2024-05-06 11:50:58,263 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 11:50:58,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 11:50:58,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 11:50:58,384 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 11:50:58,384 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 11:50:58,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 11:50:58,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 11:50:58,536 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 11:50:58,765 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-06 11:50:58,766 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 203 treesize of output 151 [2024-05-06 11:50:58,977 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-05-06 11:50:59,127 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-05-06 11:51:01,365 INFO L85 PathProgramCache]: Analyzing trace with hash -397662105, now seen corresponding path program 1 times [2024-05-06 11:51:01,365 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 11:51:01,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 11:51:01,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 11:51:01,484 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 11:51:01,485 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 11:51:01,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 11:51:01,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 11:51:01,634 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 11:51:01,850 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-06 11:51:01,851 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 203 treesize of output 151 [2024-05-06 11:51:02,252 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-05-06 11:51:04,503 INFO L85 PathProgramCache]: Analyzing trace with hash -1536848470, now seen corresponding path program 1 times [2024-05-06 11:51:04,503 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 11:51:04,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 11:51:04,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 11:51:04,615 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 11:51:04,615 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 11:51:04,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 11:51:04,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 11:51:04,725 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 11:51:05,005 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-06 11:51:05,006 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 203 treesize of output 151 [2024-05-06 11:51:05,222 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-05-06 11:51:05,332 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-05-06 11:51:07,538 INFO L85 PathProgramCache]: Analyzing trace with hash -1296501750, now seen corresponding path program 8 times [2024-05-06 11:51:07,538 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 11:51:07,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 11:51:07,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 11:51:07,562 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 11:51:07,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 11:51:07,806 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-06 11:51:07,806 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 203 treesize of output 151 [2024-05-06 11:51:08,053 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-05-06 11:51:08,215 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-05-06 11:51:08,367 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-05-06 11:51:10,591 INFO L85 PathProgramCache]: Analyzing trace with hash -1288748664, now seen corresponding path program 1 times [2024-05-06 11:51:10,592 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 11:51:10,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 11:51:10,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 11:51:10,625 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 11:51:10,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 11:51:10,845 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-06 11:51:10,846 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 203 treesize of output 151 [2024-05-06 11:51:11,346 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-05-06 11:51:13,520 INFO L85 PathProgramCache]: Analyzing trace with hash -180119905, now seen corresponding path program 1 times [2024-05-06 11:51:13,521 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 11:51:13,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 11:51:13,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 11:51:13,545 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 11:51:13,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 11:51:13,876 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 22 [2024-05-06 11:51:14,062 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-05-06 11:51:14,159 INFO L85 PathProgramCache]: Analyzing trace with hash -1097475797, now seen corresponding path program 1 times [2024-05-06 11:51:14,160 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 11:51:14,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 11:51:14,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 11:51:14,183 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 11:51:14,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 11:51:14,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 11:51:14,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-06 11:51:14,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-06 11:51:14,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-06 11:51:14,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-05-06 11:51:14,260 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-05-06 11:51:14,457 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30,SelfDestructingSolverStorable31,5 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable4,SelfDestructingSolverStorable18,SelfDestructingSolverStorable19,SelfDestructingSolverStorable8,SelfDestructingSolverStorable7,SelfDestructingSolverStorable6,SelfDestructingSolverStorable5,SelfDestructingSolverStorable10,SelfDestructingSolverStorable32,SelfDestructingSolverStorable11,SelfDestructingSolverStorable33,SelfDestructingSolverStorable12,SelfDestructingSolverStorable34,SelfDestructingSolverStorable9,SelfDestructingSolverStorable13,SelfDestructingSolverStorable14,SelfDestructingSolverStorable15,SelfDestructingSolverStorable16,SelfDestructingSolverStorable17,SelfDestructingSolverStorable20,SelfDestructingSolverStorable29,SelfDestructingSolverStorable21,SelfDestructingSolverStorable22,SelfDestructingSolverStorable23,SelfDestructingSolverStorable24,SelfDestructingSolverStorable25,SelfDestructingSolverStorable26,SelfDestructingSolverStorable27,SelfDestructingSolverStorable28 [2024-05-06 11:51:14,457 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-05-06 11:51:14,457 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 11:51:14,458 INFO L85 PathProgramCache]: Analyzing trace with hash 358705285, now seen corresponding path program 3 times [2024-05-06 11:51:14,458 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 11:51:14,458 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [111945950] [2024-05-06 11:51:14,458 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 11:51:14,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 11:51:14,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 11:51:14,672 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 11:51:14,672 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 11:51:14,672 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [111945950] [2024-05-06 11:51:14,672 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [111945950] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 11:51:14,673 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1988189672] [2024-05-06 11:51:14,673 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-05-06 11:51:14,673 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 11:51:14,673 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 11:51:14,675 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 11:51:14,676 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-05-06 11:51:14,803 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2024-05-06 11:51:14,803 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-06 11:51:14,805 INFO L262 TraceCheckSpWp]: Trace formula consists of 292 conjuncts, 34 conjunts are in the unsatisfiable core [2024-05-06 11:51:14,812 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 11:51:14,817 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2024-05-06 11:51:14,850 INFO L349 Elim1Store]: treesize reduction 20, result has 33.3 percent of original size [2024-05-06 11:51:14,851 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 19 treesize of output 16 [2024-05-06 11:51:15,169 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-05-06 11:51:15,169 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-05-06 11:51:15,579 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-05-06 11:51:15,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-06 11:51:15,626 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-05-06 11:51:15,651 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2024-05-06 11:51:15,782 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-05-06 11:51:15,782 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-06 11:51:15,782 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1988189672] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 11:51:15,783 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-05-06 11:51:15,783 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [11] total 27 [2024-05-06 11:51:15,783 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [287408993] [2024-05-06 11:51:15,783 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 11:51:15,783 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-05-06 11:51:15,784 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 11:51:15,784 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-05-06 11:51:15,784 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=637, Unknown=0, NotChecked=0, Total=702 [2024-05-06 11:51:15,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 11:51:15,785 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 11:51:15,785 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 8.555555555555555) internal successors, (154), 18 states have internal predecessors, (154), 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) [2024-05-06 11:51:15,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 11:51:15,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-06 11:51:15,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-06 11:51:15,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-06 11:51:15,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-05-06 11:51:15,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 11:51:17,648 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2024-05-06 11:51:17,858 INFO L85 PathProgramCache]: Analyzing trace with hash 1887728756, now seen corresponding path program 1 times [2024-05-06 11:51:17,859 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 11:51:17,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 11:51:17,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 11:51:18,063 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-05-06 11:51:18,063 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 11:51:18,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 11:51:18,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 11:51:18,185 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-05-06 11:51:18,185 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-06 11:51:18,186 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=81, Invalid=911, Unknown=0, NotChecked=0, Total=992 [2024-05-06 11:51:19,944 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 5 [2024-05-06 11:51:19,966 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2024-05-06 11:51:20,120 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-05-06 11:51:20,160 INFO L85 PathProgramCache]: Analyzing trace with hash 376142981, now seen corresponding path program 1 times [2024-05-06 11:51:20,160 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 11:51:20,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 11:51:20,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 11:51:20,407 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-05-06 11:51:20,407 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 11:51:20,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 11:51:20,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 11:51:20,521 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-05-06 11:51:20,521 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-06 11:51:20,522 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=1166, Unknown=0, NotChecked=0, Total=1260 [2024-05-06 11:51:24,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 11:51:24,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 11:51:24,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 11:51:24,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-05-06 11:51:24,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-05-06 11:51:24,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-05-06 11:51:24,968 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 4 remaining) [2024-05-06 11:51:24,968 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 4 remaining) [2024-05-06 11:51:24,968 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 4 remaining) [2024-05-06 11:51:24,968 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 4 remaining) [2024-05-06 11:51:24,976 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-05-06 11:51:25,176 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable35,SelfDestructingSolverStorable36,SelfDestructingSolverStorable37,SelfDestructingSolverStorable38,SelfDestructingSolverStorable39 [2024-05-06 11:51:25,180 INFO L448 BasicCegarLoop]: Path program histogram: [8, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-05-06 11:51:25,182 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-05-06 11:51:25,182 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-05-06 11:51:25,185 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.05 11:51:25 BasicIcfg [2024-05-06 11:51:25,185 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-05-06 11:51:25,185 INFO L158 Benchmark]: Toolchain (without parser) took 80269.44ms. Allocated memory was 158.3MB in the beginning and 536.9MB in the end (delta: 378.5MB). Free memory was 89.9MB in the beginning and 187.3MB in the end (delta: -97.5MB). Peak memory consumption was 282.5MB. Max. memory is 8.0GB. [2024-05-06 11:51:25,185 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 158.3MB. Free memory is still 89.6MB. There was no memory consumed. Max. memory is 8.0GB. [2024-05-06 11:51:25,186 INFO L158 Benchmark]: CACSL2BoogieTranslator took 330.54ms. Allocated memory is still 158.3MB. Free memory was 89.6MB in the beginning and 77.5MB in the end (delta: 12.2MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. [2024-05-06 11:51:25,186 INFO L158 Benchmark]: Boogie Procedure Inliner took 82.08ms. Allocated memory was 158.3MB in the beginning and 261.1MB in the end (delta: 102.8MB). Free memory was 77.4MB in the beginning and 232.1MB in the end (delta: -154.8MB). Peak memory consumption was 11.2MB. Max. memory is 8.0GB. [2024-05-06 11:51:25,186 INFO L158 Benchmark]: Boogie Preprocessor took 53.00ms. Allocated memory is still 261.1MB. Free memory was 232.1MB in the beginning and 230.6MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2024-05-06 11:51:25,186 INFO L158 Benchmark]: RCFGBuilder took 634.79ms. Allocated memory is still 261.1MB. Free memory was 230.6MB in the beginning and 207.0MB in the end (delta: 23.6MB). Peak memory consumption was 24.1MB. Max. memory is 8.0GB. [2024-05-06 11:51:25,187 INFO L158 Benchmark]: TraceAbstraction took 79160.56ms. Allocated memory was 261.1MB in the beginning and 536.9MB in the end (delta: 275.8MB). Free memory was 205.4MB in the beginning and 187.3MB in the end (delta: 18.1MB). Peak memory consumption was 294.4MB. Max. memory is 8.0GB. [2024-05-06 11:51:25,189 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 158.3MB. Free memory is still 89.6MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 330.54ms. Allocated memory is still 158.3MB. Free memory was 89.6MB in the beginning and 77.5MB in the end (delta: 12.2MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 82.08ms. Allocated memory was 158.3MB in the beginning and 261.1MB in the end (delta: 102.8MB). Free memory was 77.4MB in the beginning and 232.1MB in the end (delta: -154.8MB). Peak memory consumption was 11.2MB. Max. memory is 8.0GB. * Boogie Preprocessor took 53.00ms. Allocated memory is still 261.1MB. Free memory was 232.1MB in the beginning and 230.6MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 634.79ms. Allocated memory is still 261.1MB. Free memory was 230.6MB in the beginning and 207.0MB in the end (delta: 23.6MB). Peak memory consumption was 24.1MB. Max. memory is 8.0GB. * TraceAbstraction took 79160.56ms. Allocated memory was 261.1MB in the beginning and 536.9MB in the end (delta: 275.8MB). Free memory was 205.4MB in the beginning and 187.3MB in the end (delta: 18.1MB). Peak memory consumption was 294.4MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 174555, independent: 168571, independent conditional: 167787, independent unconditional: 784, dependent: 5984, dependent conditional: 5984, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 168789, independent: 168571, independent conditional: 167787, independent unconditional: 784, dependent: 218, dependent conditional: 218, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 168789, independent: 168571, independent conditional: 167787, independent unconditional: 784, dependent: 218, dependent conditional: 218, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 168789, independent: 168571, independent conditional: 167787, independent unconditional: 784, dependent: 218, dependent conditional: 218, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 169890, independent: 168571, independent conditional: 81291, independent unconditional: 87280, dependent: 1319, dependent conditional: 519, dependent unconditional: 800, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 169890, independent: 168571, independent conditional: 53357, independent unconditional: 115214, dependent: 1319, dependent conditional: 441, dependent unconditional: 878, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 169890, independent: 168571, independent conditional: 53357, independent unconditional: 115214, dependent: 1319, dependent conditional: 441, dependent unconditional: 878, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1224, independent: 1194, independent conditional: 194, independent unconditional: 1000, dependent: 30, dependent conditional: 15, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1224, independent: 1164, independent conditional: 0, independent unconditional: 1164, dependent: 60, dependent conditional: 0, dependent unconditional: 60, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 60, independent: 30, independent conditional: 30, independent unconditional: 0, dependent: 30, dependent conditional: 15, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 60, independent: 30, independent conditional: 30, independent unconditional: 0, dependent: 30, dependent conditional: 15, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 222, independent: 137, independent conditional: 137, independent unconditional: 0, dependent: 85, dependent conditional: 47, dependent unconditional: 38, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 169890, independent: 167377, independent conditional: 53163, independent unconditional: 114214, dependent: 1289, dependent conditional: 426, dependent unconditional: 863, unknown: 1224, unknown conditional: 209, unknown unconditional: 1015] , Statistics on independence cache: Total cache size (in pairs): 1224, Positive cache size: 1194, Positive conditional cache size: 194, Positive unconditional cache size: 1000, Negative cache size: 30, Negative conditional cache size: 15, Negative unconditional cache size: 15, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 28012, Maximal queried relation: 3, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 169890, independent: 168571, independent conditional: 81291, independent unconditional: 87280, dependent: 1319, dependent conditional: 519, dependent unconditional: 800, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 169890, independent: 168571, independent conditional: 53357, independent unconditional: 115214, dependent: 1319, dependent conditional: 441, dependent unconditional: 878, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 169890, independent: 168571, independent conditional: 53357, independent unconditional: 115214, dependent: 1319, dependent conditional: 441, dependent unconditional: 878, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1224, independent: 1194, independent conditional: 194, independent unconditional: 1000, dependent: 30, dependent conditional: 15, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1224, independent: 1164, independent conditional: 0, independent unconditional: 1164, dependent: 60, dependent conditional: 0, dependent unconditional: 60, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 60, independent: 30, independent conditional: 30, independent unconditional: 0, dependent: 30, dependent conditional: 15, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 60, independent: 30, independent conditional: 30, independent unconditional: 0, dependent: 30, dependent conditional: 15, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 222, independent: 137, independent conditional: 137, independent unconditional: 0, dependent: 85, dependent conditional: 47, dependent unconditional: 38, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 169890, independent: 167377, independent conditional: 53163, independent unconditional: 114214, dependent: 1289, dependent conditional: 426, dependent unconditional: 863, unknown: 1224, unknown conditional: 209, unknown unconditional: 1015] , Statistics on independence cache: Total cache size (in pairs): 1224, Positive cache size: 1194, Positive conditional cache size: 194, Positive unconditional cache size: 1000, Negative cache size: 30, Negative conditional cache size: 15, Negative unconditional cache size: 15, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 28012 ], Independence queries for same thread: 5766 - PositiveResult [Line: 115]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 7 procedures, 202 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 79.0s, OverallIterations: 6, TraceHistogramMax: 0, PathProgramHistogramMax: 8, EmptinessCheckTime: 73.0s, 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: 86, 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, 0.3s SatisfiabilityAnalysisTime, 4.1s InterpolantComputationTime, 1571 NumberOfCodeBlocks, 1501 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 1867 ConstructedInterpolants, 0 QuantifiedInterpolants, 6513 SizeOfPredicates, 47 NumberOfNonLiveVariables, 1238 ConjunctsInSsa, 81 ConjunctsInUnsatCore, 12 InterpolantComputations, 5 PerfectInterpolantSequences, 69/107 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, ConditionalCommutativityCheckTime: 67.6s, ConditionalCommutativityIAIntegrations: 0, ConditionalCommutativityDFSRestarts: 2, ConditionalCommutativityConditionCalculations: 60, ConditionalCommutativityTraceChecks: 23, ConditionalCommutativityImperfectProofs: 9 - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-05-06 11:51:25,207 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2024-05-06 11:51:25,465 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...