/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 NONE -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe035_pso.oepc_pso.opt_rmo.oepc_rmo.opt_tso.oepc_tso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-17da818-m [2024-05-04 18:48:10,898 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-05-04 18:48:10,984 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-05-04 18:48:10,990 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-05-04 18:48:10,990 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-05-04 18:48:11,020 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-05-04 18:48:11,022 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-05-04 18:48:11,022 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-05-04 18:48:11,023 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-05-04 18:48:11,027 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-05-04 18:48:11,027 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-05-04 18:48:11,028 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-05-04 18:48:11,028 INFO L153 SettingsManager]: * Use SBE=true [2024-05-04 18:48:11,030 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-05-04 18:48:11,030 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-05-04 18:48:11,030 INFO L153 SettingsManager]: * sizeof long=4 [2024-05-04 18:48:11,030 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-05-04 18:48:11,031 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-05-04 18:48:11,031 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-05-04 18:48:11,031 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-05-04 18:48:11,031 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-05-04 18:48:11,032 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-05-04 18:48:11,032 INFO L153 SettingsManager]: * sizeof long double=12 [2024-05-04 18:48:11,032 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-05-04 18:48:11,032 INFO L153 SettingsManager]: * Use constant arrays=true [2024-05-04 18:48:11,033 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-05-04 18:48:11,033 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-05-04 18:48:11,033 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-05-04 18:48:11,033 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-05-04 18:48:11,034 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-04 18:48:11,035 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-05-04 18:48:11,035 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-05-04 18:48:11,035 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-05-04 18:48:11,036 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-05-04 18:48:11,036 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-05-04 18:48:11,036 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-05-04 18:48:11,036 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-05-04 18:48:11,036 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-05-04 18:48:11,036 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-05-04 18:48:11,037 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> NONE [2024-05-04 18:48:11,254 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-05-04 18:48:11,278 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-05-04 18:48:11,281 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-05-04 18:48:11,282 INFO L270 PluginConnector]: Initializing CDTParser... [2024-05-04 18:48:11,283 INFO L274 PluginConnector]: CDTParser initialized [2024-05-04 18:48:11,284 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-wmm/safe035_pso.oepc_pso.opt_rmo.oepc_rmo.opt_tso.oepc_tso.opt.i [2024-05-04 18:48:12,565 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-05-04 18:48:12,818 INFO L384 CDTParser]: Found 1 translation units. [2024-05-04 18:48:12,818 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe035_pso.oepc_pso.opt_rmo.oepc_rmo.opt_tso.oepc_tso.opt.i [2024-05-04 18:48:12,833 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/0e5757ff9/9f93061ef5ed4dd9a97141eee3cefd78/FLAGc2479f99b [2024-05-04 18:48:12,845 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/0e5757ff9/9f93061ef5ed4dd9a97141eee3cefd78 [2024-05-04 18:48:12,848 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-05-04 18:48:12,849 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-05-04 18:48:12,850 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-05-04 18:48:12,850 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-05-04 18:48:12,856 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-05-04 18:48:12,856 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.05 06:48:12" (1/1) ... [2024-05-04 18:48:12,857 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42c68d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 06:48:12, skipping insertion in model container [2024-05-04 18:48:12,857 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.05 06:48:12" (1/1) ... [2024-05-04 18:48:12,906 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-05-04 18:48:13,076 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe035_pso.oepc_pso.opt_rmo.oepc_rmo.opt_tso.oepc_tso.opt.i[992,1005] [2024-05-04 18:48:13,229 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-04 18:48:13,244 INFO L202 MainTranslator]: Completed pre-run [2024-05-04 18:48:13,267 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe035_pso.oepc_pso.opt_rmo.oepc_rmo.opt_tso.oepc_tso.opt.i[992,1005] [2024-05-04 18:48:13,319 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-04 18:48:13,348 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2024-05-04 18:48:13,348 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2024-05-04 18:48:13,355 INFO L206 MainTranslator]: Completed translation [2024-05-04 18:48:13,356 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 06:48:13 WrapperNode [2024-05-04 18:48:13,356 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-05-04 18:48:13,357 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-05-04 18:48:13,357 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-05-04 18:48:13,357 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-05-04 18:48:13,364 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 06:48:13" (1/1) ... [2024-05-04 18:48:13,384 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 06:48:13" (1/1) ... [2024-05-04 18:48:13,405 INFO L138 Inliner]: procedures = 176, calls = 59, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 70 [2024-05-04 18:48:13,405 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-05-04 18:48:13,406 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-05-04 18:48:13,406 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-05-04 18:48:13,406 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-05-04 18:48:13,416 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 06:48:13" (1/1) ... [2024-05-04 18:48:13,416 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 06:48:13" (1/1) ... [2024-05-04 18:48:13,418 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 06:48:13" (1/1) ... [2024-05-04 18:48:13,418 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 06:48:13" (1/1) ... [2024-05-04 18:48:13,422 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 06:48:13" (1/1) ... [2024-05-04 18:48:13,436 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 06:48:13" (1/1) ... [2024-05-04 18:48:13,438 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 06:48:13" (1/1) ... [2024-05-04 18:48:13,439 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 06:48:13" (1/1) ... [2024-05-04 18:48:13,441 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-05-04 18:48:13,442 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-05-04 18:48:13,442 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-05-04 18:48:13,442 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-05-04 18:48:13,443 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 06:48:13" (1/1) ... [2024-05-04 18:48:13,448 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-04 18:48:13,467 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-04 18:48:13,492 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) [2024-05-04 18:48:13,498 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 [2024-05-04 18:48:13,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-05-04 18:48:13,534 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-05-04 18:48:13,534 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-05-04 18:48:13,535 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-05-04 18:48:13,535 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-05-04 18:48:13,535 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-05-04 18:48:13,535 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-05-04 18:48:13,535 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-05-04 18:48:13,535 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-05-04 18:48:13,535 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-05-04 18:48:13,535 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-05-04 18:48:13,535 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-05-04 18:48:13,536 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-05-04 18:48:13,536 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-05-04 18:48:13,536 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-05-04 18:48:13,537 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-05-04 18:48:13,648 INFO L241 CfgBuilder]: Building ICFG [2024-05-04 18:48:13,649 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-05-04 18:48:13,812 INFO L282 CfgBuilder]: Performing block encoding [2024-05-04 18:48:13,822 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-05-04 18:48:13,822 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2024-05-04 18:48:13,823 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.05 06:48:13 BoogieIcfgContainer [2024-05-04 18:48:13,823 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-05-04 18:48:13,825 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-05-04 18:48:13,825 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-05-04 18:48:13,828 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-05-04 18:48:13,828 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.05 06:48:12" (1/3) ... [2024-05-04 18:48:13,829 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3da5a226 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.05 06:48:13, skipping insertion in model container [2024-05-04 18:48:13,829 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 06:48:13" (2/3) ... [2024-05-04 18:48:13,829 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3da5a226 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.05 06:48:13, skipping insertion in model container [2024-05-04 18:48:13,829 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.05 06:48:13" (3/3) ... [2024-05-04 18:48:13,831 INFO L112 eAbstractionObserver]: Analyzing ICFG safe035_pso.oepc_pso.opt_rmo.oepc_rmo.opt_tso.oepc_tso.opt.i [2024-05-04 18:48:13,838 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-05-04 18:48:13,847 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-05-04 18:48:13,847 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-05-04 18:48:13,847 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-05-04 18:48:13,897 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-05-04 18:48:13,950 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-04 18:48:13,951 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-04 18:48:13,951 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-04 18:48:13,953 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) [2024-05-04 18:48:13,956 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 [2024-05-04 18:48:13,991 INFO L188 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-04 18:48:14,000 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-05-04 18:48:14,006 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;@449c9482, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=NONE, mConComCheckerCriterion=DEFAULT, mConComCheckerLimitedChecksCriterion=false, mConComCheckerCriterionLimit=1, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123, mConComCheckerConditionCriterion=false [2024-05-04 18:48:14,006 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-05-04 18:48:14,097 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)] === [2024-05-04 18:48:14,106 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-04 18:48:14,106 INFO L85 PathProgramCache]: Analyzing trace with hash -379404061, now seen corresponding path program 1 times [2024-05-04 18:48:14,114 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-04 18:48:14,115 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1889805219] [2024-05-04 18:48:14,115 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 18:48:14,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 18:48:14,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 18:48:14,460 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 18:48:14,461 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-04 18:48:14,461 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1889805219] [2024-05-04 18:48:14,461 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1889805219] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-04 18:48:14,462 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-04 18:48:14,462 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-05-04 18:48:14,463 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [203773550] [2024-05-04 18:48:14,463 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-04 18:48:14,468 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-05-04 18:48:14,468 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-04 18:48:14,489 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-05-04 18:48:14,489 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-05-04 18:48:14,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 18:48:14,491 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-04 18:48:14,492 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 34.0) internal successors, (68), 2 states have internal predecessors, (68), 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) [2024-05-04 18:48:14,492 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 18:48:14,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 18:48:14,518 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-05-04 18:48:14,518 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)] === [2024-05-04 18:48:14,520 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-04 18:48:14,521 INFO L85 PathProgramCache]: Analyzing trace with hash 1293355401, now seen corresponding path program 1 times [2024-05-04 18:48:14,521 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-04 18:48:14,521 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [9824438] [2024-05-04 18:48:14,521 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 18:48:14,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 18:48:14,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 18:48:15,022 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 18:48:15,022 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-04 18:48:15,023 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [9824438] [2024-05-04 18:48:15,023 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [9824438] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-04 18:48:15,023 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-04 18:48:15,023 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-05-04 18:48:15,023 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [46584880] [2024-05-04 18:48:15,024 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-04 18:48:15,025 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-05-04 18:48:15,025 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-04 18:48:15,026 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-04 18:48:15,026 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-05-04 18:48:15,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 18:48:15,027 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-04 18:48:15,027 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 7 states have internal predecessors, (67), 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) [2024-05-04 18:48:15,027 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 18:48:15,027 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 18:48:15,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 18:48:15,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-04 18:48:15,250 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-05-04 18:48:15,251 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)] === [2024-05-04 18:48:15,251 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-04 18:48:15,252 INFO L85 PathProgramCache]: Analyzing trace with hash -698706870, now seen corresponding path program 1 times [2024-05-04 18:48:15,252 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-04 18:48:15,252 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1792457772] [2024-05-04 18:48:15,252 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 18:48:15,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 18:48:15,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 18:48:15,537 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 18:48:15,537 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-04 18:48:15,538 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1792457772] [2024-05-04 18:48:15,538 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1792457772] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-04 18:48:15,538 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-04 18:48:15,538 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-04 18:48:15,538 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [41403666] [2024-05-04 18:48:15,538 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-04 18:48:15,539 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-04 18:48:15,539 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-04 18:48:15,542 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-04 18:48:15,543 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2024-05-04 18:48:15,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 18:48:15,543 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-04 18:48:15,543 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.625) internal successors, (69), 8 states have internal predecessors, (69), 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) [2024-05-04 18:48:15,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 18:48:15,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-04 18:48:15,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 18:48:15,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 18:48:15,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-04 18:48:15,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-04 18:48:15,697 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-05-04 18:48:15,697 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)] === [2024-05-04 18:48:15,699 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-04 18:48:15,699 INFO L85 PathProgramCache]: Analyzing trace with hash 1581544524, now seen corresponding path program 1 times [2024-05-04 18:48:15,699 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-04 18:48:15,703 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [726639886] [2024-05-04 18:48:15,703 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 18:48:15,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 18:48:15,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 18:48:16,012 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 18:48:16,013 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-04 18:48:16,013 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [726639886] [2024-05-04 18:48:16,013 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [726639886] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-04 18:48:16,013 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-04 18:48:16,014 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-05-04 18:48:16,014 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1968340658] [2024-05-04 18:48:16,015 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-04 18:48:16,016 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-05-04 18:48:16,016 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-04 18:48:16,018 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-04 18:48:16,019 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-05-04 18:48:16,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 18:48:16,019 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-04 18:48:16,020 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 10.428571428571429) internal successors, (73), 7 states have internal predecessors, (73), 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) [2024-05-04 18:48:16,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 18:48:16,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-04 18:48:16,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-04 18:48:16,021 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 18:48:17,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 18:48:17,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-04 18:48:17,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-05-04 18:48:17,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-04 18:48:17,210 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 4 remaining) [2024-05-04 18:48:17,210 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 4 remaining) [2024-05-04 18:48:17,210 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 4 remaining) [2024-05-04 18:48:17,211 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 4 remaining) [2024-05-04 18:48:17,211 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-05-04 18:48:17,215 INFO L448 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2024-05-04 18:48:17,218 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-05-04 18:48:17,218 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-05-04 18:48:17,221 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 04.05 06:48:17 BasicIcfg [2024-05-04 18:48:17,222 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-05-04 18:48:17,222 INFO L158 Benchmark]: Toolchain (without parser) took 4373.29ms. Allocated memory was 240.1MB in the beginning and 315.6MB in the end (delta: 75.5MB). Free memory was 168.8MB in the beginning and 201.1MB in the end (delta: -32.4MB). Peak memory consumption was 136.2MB. Max. memory is 8.0GB. [2024-05-04 18:48:17,222 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 158.3MB. Free memory is still 94.4MB. There was no memory consumed. Max. memory is 8.0GB. [2024-05-04 18:48:17,223 INFO L158 Benchmark]: CACSL2BoogieTranslator took 506.67ms. Allocated memory is still 240.1MB. Free memory was 168.5MB in the beginning and 202.3MB in the end (delta: -33.7MB). Peak memory consumption was 20.2MB. Max. memory is 8.0GB. [2024-05-04 18:48:17,223 INFO L158 Benchmark]: Boogie Procedure Inliner took 48.46ms. Allocated memory is still 240.1MB. Free memory was 202.3MB in the beginning and 200.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-05-04 18:48:17,223 INFO L158 Benchmark]: Boogie Preprocessor took 35.16ms. Allocated memory is still 240.1MB. Free memory was 200.2MB in the beginning and 198.7MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2024-05-04 18:48:17,224 INFO L158 Benchmark]: RCFGBuilder took 381.37ms. Allocated memory is still 240.1MB. Free memory was 198.7MB in the beginning and 184.0MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 8.0GB. [2024-05-04 18:48:17,224 INFO L158 Benchmark]: TraceAbstraction took 3396.45ms. Allocated memory was 240.1MB in the beginning and 315.6MB in the end (delta: 75.5MB). Free memory was 182.9MB in the beginning and 201.1MB in the end (delta: -18.2MB). Peak memory consumption was 149.6MB. Max. memory is 8.0GB. [2024-05-04 18:48:17,225 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 158.3MB. Free memory is still 94.4MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 506.67ms. Allocated memory is still 240.1MB. Free memory was 168.5MB in the beginning and 202.3MB in the end (delta: -33.7MB). Peak memory consumption was 20.2MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 48.46ms. Allocated memory is still 240.1MB. Free memory was 202.3MB in the beginning and 200.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 35.16ms. Allocated memory is still 240.1MB. Free memory was 200.2MB in the beginning and 198.7MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 381.37ms. Allocated memory is still 240.1MB. Free memory was 198.7MB in the beginning and 184.0MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 8.0GB. * TraceAbstraction took 3396.45ms. Allocated memory was 240.1MB in the beginning and 315.6MB in the end (delta: 75.5MB). Free memory was 182.9MB in the beginning and 201.1MB in the end (delta: -18.2MB). Peak memory consumption was 149.6MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 46181, independent: 45706, independent conditional: 45706, independent unconditional: 0, dependent: 475, dependent conditional: 475, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 46150, independent: 45706, independent conditional: 45706, independent unconditional: 0, dependent: 444, dependent conditional: 444, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 46150, independent: 45706, independent conditional: 45706, independent unconditional: 0, dependent: 444, dependent conditional: 444, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 46150, independent: 45706, independent conditional: 45706, independent unconditional: 0, dependent: 444, dependent conditional: 444, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 48229, independent: 45706, independent conditional: 261, independent unconditional: 45445, dependent: 2523, dependent conditional: 1374, dependent unconditional: 1149, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 48229, independent: 45706, independent conditional: 261, independent unconditional: 45445, dependent: 2523, dependent conditional: 333, dependent unconditional: 2190, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 48229, independent: 45706, independent conditional: 261, independent unconditional: 45445, dependent: 2523, dependent conditional: 333, dependent unconditional: 2190, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 881, independent: 859, independent conditional: 10, independent unconditional: 849, dependent: 22, dependent conditional: 10, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 881, independent: 845, independent conditional: 0, independent unconditional: 845, dependent: 36, dependent conditional: 0, dependent unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 36, independent: 14, independent conditional: 10, independent unconditional: 4, dependent: 22, dependent conditional: 10, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 36, independent: 14, independent conditional: 10, independent unconditional: 4, dependent: 22, dependent conditional: 10, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 111, independent: 31, independent conditional: 22, independent unconditional: 9, dependent: 80, dependent conditional: 19, dependent unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 48229, independent: 44847, independent conditional: 251, independent unconditional: 44596, dependent: 2501, dependent conditional: 323, dependent unconditional: 2178, unknown: 881, unknown conditional: 20, unknown unconditional: 861] , Statistics on independence cache: Total cache size (in pairs): 881, Positive cache size: 859, Positive conditional cache size: 10, Positive unconditional cache size: 849, Negative cache size: 22, Negative conditional cache size: 10, Negative unconditional cache size: 12, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 1041, Maximal queried relation: 3, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 48229, independent: 45706, independent conditional: 261, independent unconditional: 45445, dependent: 2523, dependent conditional: 1374, dependent unconditional: 1149, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 48229, independent: 45706, independent conditional: 261, independent unconditional: 45445, dependent: 2523, dependent conditional: 333, dependent unconditional: 2190, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 48229, independent: 45706, independent conditional: 261, independent unconditional: 45445, dependent: 2523, dependent conditional: 333, dependent unconditional: 2190, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 881, independent: 859, independent conditional: 10, independent unconditional: 849, dependent: 22, dependent conditional: 10, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 881, independent: 845, independent conditional: 0, independent unconditional: 845, dependent: 36, dependent conditional: 0, dependent unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 36, independent: 14, independent conditional: 10, independent unconditional: 4, dependent: 22, dependent conditional: 10, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 36, independent: 14, independent conditional: 10, independent unconditional: 4, dependent: 22, dependent conditional: 10, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 111, independent: 31, independent conditional: 22, independent unconditional: 9, dependent: 80, dependent conditional: 19, dependent unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 48229, independent: 44847, independent conditional: 251, independent unconditional: 44596, dependent: 2501, dependent conditional: 323, dependent unconditional: 2178, unknown: 881, unknown conditional: 20, unknown unconditional: 861] , Statistics on independence cache: Total cache size (in pairs): 881, Positive cache size: 859, Positive conditional cache size: 10, Positive unconditional cache size: 849, Negative cache size: 22, Negative conditional cache size: 10, Negative unconditional cache size: 12, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 1041 ], Independence queries for same thread: 31 - PositiveResult [Line: 18]: 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, 124 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 3.3s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 1.7s, 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: 39, 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: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 277 NumberOfCodeBlocks, 277 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 273 ConstructedInterpolants, 0 QuantifiedInterpolants, 913 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 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: 0.0s, ConditionalCommutativityIAIntegrations: 0, ConditionalCommutativityDFSRestarts: 0, ConditionalCommutativityConditionCalculations: 0, ConditionalCommutativityTraceChecks: 0, ConditionalCommutativityImperfectProofs: 0 - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-05-04 18:48:17,247 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2024-05-04 18:48:17,445 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...