/root/.sdkman/candidates/java/current/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.additional.conditional.commutativity.checking IA --traceabstraction.criterion.for.conditional.commutativity.checking LOOP -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 [2024-05-05 09:05:11,573 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-05-05 09:05:11,622 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-05-05 09:05:11,626 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-05-05 09:05:11,627 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-05-05 09:05:11,644 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-05-05 09:05:11,645 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-05-05 09:05:11,645 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-05-05 09:05:11,646 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-05-05 09:05:11,646 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-05-05 09:05:11,647 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-05-05 09:05:11,647 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-05-05 09:05:11,647 INFO L153 SettingsManager]: * Use SBE=true [2024-05-05 09:05:11,648 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-05-05 09:05:11,648 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-05-05 09:05:11,648 INFO L153 SettingsManager]: * sizeof long=4 [2024-05-05 09:05:11,649 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-05-05 09:05:11,649 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-05-05 09:05:11,649 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-05-05 09:05:11,649 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-05-05 09:05:11,650 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-05-05 09:05:11,650 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-05-05 09:05:11,651 INFO L153 SettingsManager]: * sizeof long double=12 [2024-05-05 09:05:11,651 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-05-05 09:05:11,651 INFO L153 SettingsManager]: * Use constant arrays=true [2024-05-05 09:05:11,652 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-05-05 09:05:11,652 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-05-05 09:05:11,652 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-05-05 09:05:11,653 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-05-05 09:05:11,653 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-05 09:05:11,653 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-05-05 09:05:11,654 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-05-05 09:05:11,654 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-05-05 09:05:11,654 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-05-05 09:05:11,654 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-05-05 09:05:11,655 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-05-05 09:05:11,655 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-05-05 09:05:11,655 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-05-05 09:05:11,656 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-05-05 09:05:11,656 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> IA Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> LOOP [2024-05-05 09:05:11,931 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-05-05 09:05:11,960 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-05-05 09:05:11,963 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-05-05 09:05:11,966 INFO L270 PluginConnector]: Initializing CDTParser... [2024-05-05 09:05:11,967 INFO L274 PluginConnector]: CDTParser initialized [2024-05-05 09:05:11,968 INFO L431 ainManager$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 [2024-05-05 09:05:13,236 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-05-05 09:05:13,486 INFO L384 CDTParser]: Found 1 translation units. [2024-05-05 09:05:13,487 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 [2024-05-05 09:05:13,505 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/f78648c9f/4b224f1840a2477ba78224a5de82a8db/FLAGf717ef1c2 [2024-05-05 09:05:13,520 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/f78648c9f/4b224f1840a2477ba78224a5de82a8db [2024-05-05 09:05:13,523 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-05-05 09:05:13,524 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-05-05 09:05:13,525 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-05-05 09:05:13,525 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-05-05 09:05:13,530 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-05-05 09:05:13,530 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.05 09:05:13" (1/1) ... [2024-05-05 09:05:13,531 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5036e3c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 09:05:13, skipping insertion in model container [2024-05-05 09:05:13,531 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.05 09:05:13" (1/1) ... [2024-05-05 09:05:13,574 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-05-05 09:05:13,732 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] [2024-05-05 09:05:13,867 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-05 09:05:13,885 INFO L202 MainTranslator]: Completed pre-run [2024-05-05 09:05:13,902 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] [2024-05-05 09:05:13,955 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-05 09:05:13,990 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2024-05-05 09:05:13,991 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2024-05-05 09:05:13,998 INFO L206 MainTranslator]: Completed translation [2024-05-05 09:05:14,000 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 09:05:13 WrapperNode [2024-05-05 09:05:14,000 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-05-05 09:05:14,001 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-05-05 09:05:14,002 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-05-05 09:05:14,002 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-05-05 09:05:14,008 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 09:05:13" (1/1) ... [2024-05-05 09:05:14,042 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 09:05:13" (1/1) ... [2024-05-05 09:05:14,067 INFO L138 Inliner]: procedures = 176, calls = 59, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 70 [2024-05-05 09:05:14,067 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-05-05 09:05:14,068 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-05-05 09:05:14,068 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-05-05 09:05:14,068 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-05-05 09:05:14,077 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 09:05:13" (1/1) ... [2024-05-05 09:05:14,077 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 09:05:13" (1/1) ... [2024-05-05 09:05:14,096 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 09:05:13" (1/1) ... [2024-05-05 09:05:14,097 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 09:05:13" (1/1) ... [2024-05-05 09:05:14,101 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 09:05:13" (1/1) ... [2024-05-05 09:05:14,103 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 09:05:13" (1/1) ... [2024-05-05 09:05:14,104 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 09:05:13" (1/1) ... [2024-05-05 09:05:14,105 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 09:05:13" (1/1) ... [2024-05-05 09:05:14,107 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-05-05 09:05:14,108 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-05-05 09:05:14,108 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-05-05 09:05:14,108 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-05-05 09:05:14,109 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 09:05:13" (1/1) ... [2024-05-05 09:05:14,126 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-05 09:05:14,136 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-05 09:05:14,156 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) [2024-05-05 09:05:14,205 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 [2024-05-05 09:05:14,231 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-05-05 09:05:14,232 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-05-05 09:05:14,232 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-05-05 09:05:14,232 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-05-05 09:05:14,232 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-05-05 09:05:14,232 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-05-05 09:05:14,232 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-05-05 09:05:14,232 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-05-05 09:05:14,232 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-05-05 09:05:14,233 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-05-05 09:05:14,234 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-05-05 09:05:14,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-05-05 09:05:14,234 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-05-05 09:05:14,235 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-05-05 09:05:14,235 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-05-05 09:05:14,236 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-05-05 09:05:14,394 INFO L241 CfgBuilder]: Building ICFG [2024-05-05 09:05:14,396 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-05-05 09:05:14,522 INFO L282 CfgBuilder]: Performing block encoding [2024-05-05 09:05:14,531 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-05-05 09:05:14,531 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2024-05-05 09:05:14,533 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.05 09:05:14 BoogieIcfgContainer [2024-05-05 09:05:14,533 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-05-05 09:05:14,536 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-05-05 09:05:14,536 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-05-05 09:05:14,539 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-05-05 09:05:14,539 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.05 09:05:13" (1/3) ... [2024-05-05 09:05:14,540 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32b3e932 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.05 09:05:14, skipping insertion in model container [2024-05-05 09:05:14,540 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.05 09:05:13" (2/3) ... [2024-05-05 09:05:14,540 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32b3e932 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.05 09:05:14, skipping insertion in model container [2024-05-05 09:05:14,540 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.05 09:05:14" (3/3) ... [2024-05-05 09:05:14,541 INFO L112 eAbstractionObserver]: Analyzing ICFG safe035_pso.oepc_pso.opt_rmo.oepc_rmo.opt_tso.oepc_tso.opt.i [2024-05-05 09:05:14,549 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-05-05 09:05:14,559 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-05-05 09:05:14,560 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-05-05 09:05:14,560 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-05-05 09:05:14,615 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-05-05 09:05:14,654 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-05 09:05:14,655 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-05 09:05:14,655 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-05 09:05:14,660 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) [2024-05-05 09:05:14,709 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 [2024-05-05 09:05:14,743 INFO L188 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-05 09:05:14,761 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-05 09:05:14,763 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-05-05 09:05:14,769 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;@56452ceb, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=IA, mConComCheckerCriterion=LOOP, mConComCheckerLimitedChecksCriterion=false, mConComCheckerCriterionLimit=1, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123, mConComCheckerConditionCriterion=false [2024-05-05 09:05:14,769 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-05-05 09:05:14,821 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)] === [2024-05-05 09:05:14,822 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-05 09:05:14,823 INFO L85 PathProgramCache]: Analyzing trace with hash -379404061, now seen corresponding path program 1 times [2024-05-05 09:05:14,830 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-05 09:05:14,830 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1735035605] [2024-05-05 09:05:14,831 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 09:05:14,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 09:05:15,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 09:05:15,193 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-05 09:05:15,193 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-05 09:05:15,193 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1735035605] [2024-05-05 09:05:15,194 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1735035605] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-05 09:05:15,194 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-05 09:05:15,194 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-05-05 09:05:15,196 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1724706107] [2024-05-05 09:05:15,196 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-05 09:05:15,202 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-05-05 09:05:15,202 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-05 09:05:15,239 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-05-05 09:05:15,240 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-05-05 09:05:15,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 09:05:15,242 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-05 09:05:15,243 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) [2024-05-05 09:05:15,243 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 09:05:15,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 09:05:15,267 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-05-05 09:05:15,267 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)] === [2024-05-05 09:05:15,267 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-05 09:05:15,267 INFO L85 PathProgramCache]: Analyzing trace with hash 1293355401, now seen corresponding path program 1 times [2024-05-05 09:05:15,267 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-05 09:05:15,268 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1738666733] [2024-05-05 09:05:15,268 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 09:05:15,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 09:05:15,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 09:05:15,781 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-05 09:05:15,781 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-05 09:05:15,781 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1738666733] [2024-05-05 09:05:15,782 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1738666733] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-05 09:05:15,782 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-05 09:05:15,782 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-05-05 09:05:15,782 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1103593411] [2024-05-05 09:05:15,782 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-05 09:05:15,783 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-05-05 09:05:15,783 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-05 09:05:15,798 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-05 09:05:15,798 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-05-05 09:05:15,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 09:05:15,800 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-05 09:05:15,800 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) [2024-05-05 09:05:15,800 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 09:05:15,800 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 09:05:16,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 09:05:16,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-05 09:05:16,096 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-05-05 09:05:16,097 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)] === [2024-05-05 09:05:16,099 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-05 09:05:16,099 INFO L85 PathProgramCache]: Analyzing trace with hash -698706870, now seen corresponding path program 1 times [2024-05-05 09:05:16,099 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-05 09:05:16,100 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [565086029] [2024-05-05 09:05:16,100 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 09:05:16,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 09:05:16,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 09:05:16,443 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-05 09:05:16,443 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-05 09:05:16,443 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [565086029] [2024-05-05 09:05:16,443 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [565086029] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-05 09:05:16,444 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-05 09:05:16,444 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-05 09:05:16,444 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1434558340] [2024-05-05 09:05:16,444 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-05 09:05:16,445 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-05 09:05:16,445 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-05 09:05:16,459 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-05 09:05:16,460 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2024-05-05 09:05:16,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 09:05:16,460 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-05 09:05:16,461 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) [2024-05-05 09:05:16,462 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 09:05:16,462 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-05 09:05:16,462 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 09:05:16,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 09:05:16,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-05 09:05:16,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-05 09:05:16,629 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-05-05 09:05:16,629 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)] === [2024-05-05 09:05:16,630 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-05 09:05:16,631 INFO L85 PathProgramCache]: Analyzing trace with hash 1581544524, now seen corresponding path program 1 times [2024-05-05 09:05:16,631 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-05 09:05:16,634 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [702918199] [2024-05-05 09:05:16,635 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 09:05:16,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 09:05:16,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 09:05:16,962 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-05 09:05:16,963 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-05 09:05:16,963 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [702918199] [2024-05-05 09:05:16,964 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [702918199] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-05 09:05:16,964 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-05 09:05:16,965 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-05-05 09:05:16,966 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [948267661] [2024-05-05 09:05:16,966 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-05 09:05:16,967 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-05-05 09:05:16,967 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-05 09:05:16,984 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-05 09:05:16,984 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-05-05 09:05:16,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 09:05:16,985 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-05 09:05:16,985 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) [2024-05-05 09:05:16,985 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 09:05:16,985 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-05 09:05:16,985 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-05 09:05:16,985 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 09:05:18,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 09:05:18,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-05 09:05:18,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-05-05 09:05:18,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-05 09:05:18,202 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 4 remaining) [2024-05-05 09:05:18,203 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 4 remaining) [2024-05-05 09:05:18,203 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 4 remaining) [2024-05-05 09:05:18,203 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 4 remaining) [2024-05-05 09:05:18,204 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-05-05 09:05:18,212 INFO L448 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2024-05-05 09:05:18,215 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-05-05 09:05:18,215 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-05-05 09:05:18,218 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.05 09:05:18 BasicIcfg [2024-05-05 09:05:18,218 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-05-05 09:05:18,219 INFO L158 Benchmark]: Toolchain (without parser) took 4695.10ms. Allocated memory was 272.6MB in the beginning and 334.5MB in the end (delta: 61.9MB). Free memory was 197.8MB in the beginning and 274.6MB in the end (delta: -76.8MB). Peak memory consumption was 166.5MB. Max. memory is 8.0GB. [2024-05-05 09:05:18,219 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 272.6MB. Free memory is still 239.2MB. There was no memory consumed. Max. memory is 8.0GB. [2024-05-05 09:05:18,221 INFO L158 Benchmark]: CACSL2BoogieTranslator took 475.57ms. Allocated memory is still 272.6MB. Free memory was 197.6MB in the beginning and 177.0MB in the end (delta: 20.6MB). Peak memory consumption was 21.0MB. Max. memory is 8.0GB. [2024-05-05 09:05:18,222 INFO L158 Benchmark]: Boogie Procedure Inliner took 66.13ms. Allocated memory is still 272.6MB. Free memory was 177.0MB in the beginning and 175.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-05-05 09:05:18,224 INFO L158 Benchmark]: Boogie Preprocessor took 39.05ms. Allocated memory is still 272.6MB. Free memory was 174.8MB in the beginning and 173.5MB in the end (delta: 1.3MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2024-05-05 09:05:18,224 INFO L158 Benchmark]: RCFGBuilder took 425.15ms. Allocated memory is still 272.6MB. Free memory was 173.5MB in the beginning and 226.4MB in the end (delta: -52.9MB). Peak memory consumption was 8.1MB. Max. memory is 8.0GB. [2024-05-05 09:05:18,225 INFO L158 Benchmark]: TraceAbstraction took 3682.88ms. Allocated memory was 272.6MB in the beginning and 334.5MB in the end (delta: 61.9MB). Free memory was 225.4MB in the beginning and 274.6MB in the end (delta: -49.2MB). Peak memory consumption was 193.0MB. Max. memory is 8.0GB. [2024-05-05 09:05:18,226 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 272.6MB. Free memory is still 239.2MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 475.57ms. Allocated memory is still 272.6MB. Free memory was 197.6MB in the beginning and 177.0MB in the end (delta: 20.6MB). Peak memory consumption was 21.0MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 66.13ms. Allocated memory is still 272.6MB. Free memory was 177.0MB in the beginning and 175.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 39.05ms. Allocated memory is still 272.6MB. Free memory was 174.8MB in the beginning and 173.5MB in the end (delta: 1.3MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 425.15ms. Allocated memory is still 272.6MB. Free memory was 173.5MB in the beginning and 226.4MB in the end (delta: -52.9MB). Peak memory consumption was 8.1MB. Max. memory is 8.0GB. * TraceAbstraction took 3682.88ms. Allocated memory was 272.6MB in the beginning and 334.5MB in the end (delta: 61.9MB). Free memory was 225.4MB in the beginning and 274.6MB in the end (delta: -49.2MB). Peak memory consumption was 193.0MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 46506, independent: 46030, independent conditional: 45902, independent unconditional: 128, dependent: 476, dependent conditional: 476, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 46475, independent: 46030, independent conditional: 45902, independent unconditional: 128, dependent: 445, dependent conditional: 445, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 46475, independent: 46030, independent conditional: 45902, independent unconditional: 128, dependent: 445, dependent conditional: 445, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 46475, independent: 46030, independent conditional: 45902, independent unconditional: 128, dependent: 445, dependent conditional: 445, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 48555, independent: 46030, independent conditional: 457, independent unconditional: 45573, dependent: 2525, dependent conditional: 1376, dependent unconditional: 1149, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 48555, independent: 46030, independent conditional: 303, independent unconditional: 45727, dependent: 2525, dependent conditional: 333, dependent unconditional: 2192, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 48555, independent: 46030, independent conditional: 303, independent unconditional: 45727, dependent: 2525, dependent conditional: 333, dependent unconditional: 2192, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 912, independent: 890, independent conditional: 25, independent unconditional: 865, 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: 912, independent: 875, independent conditional: 0, independent unconditional: 875, dependent: 37, dependent conditional: 0, dependent unconditional: 37, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 37, independent: 15, independent conditional: 11, 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: 37, independent: 15, independent conditional: 11, independent unconditional: 4, dependent: 22, dependent conditional: 10, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 118, independent: 39, independent conditional: 31, independent unconditional: 9, dependent: 79, dependent conditional: 21, dependent unconditional: 58, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 48555, independent: 45140, independent conditional: 278, independent unconditional: 44862, dependent: 2503, dependent conditional: 323, dependent unconditional: 2180, unknown: 912, unknown conditional: 35, unknown unconditional: 877] , Statistics on independence cache: Total cache size (in pairs): 912, Positive cache size: 890, Positive conditional cache size: 25, Positive unconditional cache size: 865, 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: 1197, Maximal queried relation: 3, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 48555, independent: 46030, independent conditional: 457, independent unconditional: 45573, dependent: 2525, dependent conditional: 1376, dependent unconditional: 1149, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 48555, independent: 46030, independent conditional: 303, independent unconditional: 45727, dependent: 2525, dependent conditional: 333, dependent unconditional: 2192, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 48555, independent: 46030, independent conditional: 303, independent unconditional: 45727, dependent: 2525, dependent conditional: 333, dependent unconditional: 2192, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 912, independent: 890, independent conditional: 25, independent unconditional: 865, 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: 912, independent: 875, independent conditional: 0, independent unconditional: 875, dependent: 37, dependent conditional: 0, dependent unconditional: 37, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 37, independent: 15, independent conditional: 11, 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: 37, independent: 15, independent conditional: 11, independent unconditional: 4, dependent: 22, dependent conditional: 10, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 118, independent: 39, independent conditional: 31, independent unconditional: 9, dependent: 79, dependent conditional: 21, dependent unconditional: 58, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 48555, independent: 45140, independent conditional: 278, independent unconditional: 44862, dependent: 2503, dependent conditional: 323, dependent unconditional: 2180, unknown: 912, unknown conditional: 35, unknown unconditional: 877] , Statistics on independence cache: Total cache size (in pairs): 912, Positive cache size: 890, Positive conditional cache size: 25, Positive unconditional cache size: 865, 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: 1197 ], 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: 3.5s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 1.8s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 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! [2024-05-05 09:05:18,248 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 [2024-05-05 09:05:18,448 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...