/usr/bin/java -Xmx7000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/gemcutter/DynamicStratifiedAbstractions.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/mix040_tso.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.3-wip.dk.dynamic-abstractions-9d61ce8-m [2023-09-06 17:41:46,728 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-09-06 17:41:46,800 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/DynamicStratifiedAbstractions.epf [2023-09-06 17:41:46,804 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-09-06 17:41:46,805 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-09-06 17:41:46,805 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty. [2023-09-06 17:41:46,841 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-09-06 17:41:46,842 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-09-06 17:41:46,842 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-09-06 17:41:46,847 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-09-06 17:41:46,848 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-09-06 17:41:46,848 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-09-06 17:41:46,849 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-09-06 17:41:46,850 INFO L153 SettingsManager]: * Use SBE=true [2023-09-06 17:41:46,850 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-09-06 17:41:46,851 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-09-06 17:41:46,851 INFO L153 SettingsManager]: * sizeof long=4 [2023-09-06 17:41:46,851 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-09-06 17:41:46,851 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-09-06 17:41:46,851 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-09-06 17:41:46,852 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-09-06 17:41:46,852 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-09-06 17:41:46,852 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-09-06 17:41:46,852 INFO L153 SettingsManager]: * sizeof long double=12 [2023-09-06 17:41:46,853 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-09-06 17:41:46,853 INFO L153 SettingsManager]: * Use constant arrays=true [2023-09-06 17:41:46,853 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-09-06 17:41:46,853 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-09-06 17:41:46,854 INFO L153 SettingsManager]: * To the following directory=./dump/ [2023-09-06 17:41:46,854 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-09-06 17:41:46,855 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-09-06 17:41:46,855 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-09-06 17:41:46,855 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-09-06 17:41:46,855 INFO L153 SettingsManager]: * Abstraction for dynamic stratified reduction=VARIABLES_GLOBAL [2023-09-06 17:41:46,855 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-09-06 17:41:46,856 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-09-06 17:41:46,856 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-09-06 17:41:46,856 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-09-06 17:41:46,856 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2023-09-06 17:41:46,856 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-09-06 17:41:46,856 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=DYNAMIC_ABSTRACTIONS [2023-09-06 17:41:46,857 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/UAutomizer-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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2023-09-06 17:41:47,079 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-09-06 17:41:47,104 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-09-06 17:41:47,107 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-09-06 17:41:47,108 INFO L270 PluginConnector]: Initializing CDTParser... [2023-09-06 17:41:47,108 INFO L274 PluginConnector]: CDTParser initialized [2023-09-06 17:41:47,109 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix040_tso.oepc.i [2023-09-06 17:41:48,333 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-09-06 17:41:48,592 INFO L384 CDTParser]: Found 1 translation units. [2023-09-06 17:41:48,592 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix040_tso.oepc.i [2023-09-06 17:41:48,609 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7f5e5ae8e/0b945693786e4d6bab527fe4723b7a35/FLAG2b5248dfd [2023-09-06 17:41:48,621 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7f5e5ae8e/0b945693786e4d6bab527fe4723b7a35 [2023-09-06 17:41:48,624 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-09-06 17:41:48,625 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-09-06 17:41:48,626 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-09-06 17:41:48,626 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-09-06 17:41:48,630 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-09-06 17:41:48,631 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 05:41:48" (1/1) ... [2023-09-06 17:41:48,631 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77a870a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 05:41:48, skipping insertion in model container [2023-09-06 17:41:48,632 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 05:41:48" (1/1) ... [2023-09-06 17:41:48,685 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-09-06 17:41:48,810 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/mix040_tso.oepc.i[949,962] [2023-09-06 17:41:49,014 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-09-06 17:41:49,030 INFO L202 MainTranslator]: Completed pre-run [2023-09-06 17:41:49,040 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/mix040_tso.oepc.i[949,962] [2023-09-06 17:41:49,058 WARN L75 lationResultReporter]: Unsoundness Warning: unspecified type, defaulting to int C: short [267] [2023-09-06 17:41:49,060 WARN L75 lationResultReporter]: Unsoundness Warning: unspecified type, defaulting to int C: short [267] [2023-09-06 17:41:49,122 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-09-06 17:41:49,152 WARN L669 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-09-06 17:41:49,152 WARN L669 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-09-06 17:41:49,158 INFO L206 MainTranslator]: Completed translation [2023-09-06 17:41:49,159 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 05:41:49 WrapperNode [2023-09-06 17:41:49,159 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-09-06 17:41:49,160 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-09-06 17:41:49,160 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-09-06 17:41:49,160 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-09-06 17:41:49,166 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 05:41:49" (1/1) ... [2023-09-06 17:41:49,193 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 05:41:49" (1/1) ... [2023-09-06 17:41:49,225 INFO L138 Inliner]: procedures = 177, calls = 71, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 162 [2023-09-06 17:41:49,226 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-09-06 17:41:49,226 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-09-06 17:41:49,226 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-09-06 17:41:49,227 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-09-06 17:41:49,234 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 05:41:49" (1/1) ... [2023-09-06 17:41:49,234 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 05:41:49" (1/1) ... [2023-09-06 17:41:49,237 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 05:41:49" (1/1) ... [2023-09-06 17:41:49,237 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 05:41:49" (1/1) ... [2023-09-06 17:41:49,243 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 05:41:49" (1/1) ... [2023-09-06 17:41:49,245 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 05:41:49" (1/1) ... [2023-09-06 17:41:49,247 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 05:41:49" (1/1) ... [2023-09-06 17:41:49,248 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 05:41:49" (1/1) ... [2023-09-06 17:41:49,251 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-09-06 17:41:49,251 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-09-06 17:41:49,252 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-09-06 17:41:49,252 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-09-06 17:41:49,252 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 05:41:49" (1/1) ... [2023-09-06 17:41:49,266 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-09-06 17:41:49,277 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-06 17:41:49,290 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-09-06 17:41:49,318 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-09-06 17:41:49,328 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-09-06 17:41:49,328 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-09-06 17:41:49,328 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-09-06 17:41:49,328 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-09-06 17:41:49,329 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-09-06 17:41:49,329 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-09-06 17:41:49,329 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-09-06 17:41:49,329 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-09-06 17:41:49,329 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-09-06 17:41:49,329 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-09-06 17:41:49,329 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-09-06 17:41:49,329 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-09-06 17:41:49,330 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-09-06 17:41:49,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-09-06 17:41:49,330 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-09-06 17:41:49,330 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-09-06 17:41:49,330 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-09-06 17:41:49,331 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-09-06 17:41:49,442 INFO L236 CfgBuilder]: Building ICFG [2023-09-06 17:41:49,444 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-09-06 17:41:49,751 INFO L277 CfgBuilder]: Performing block encoding [2023-09-06 17:41:49,935 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-09-06 17:41:49,935 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-09-06 17:41:49,938 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 05:41:49 BoogieIcfgContainer [2023-09-06 17:41:49,938 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-09-06 17:41:49,942 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-09-06 17:41:49,942 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-09-06 17:41:49,945 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-09-06 17:41:49,947 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.09 05:41:48" (1/3) ... [2023-09-06 17:41:49,948 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@421ab6c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.09 05:41:49, skipping insertion in model container [2023-09-06 17:41:49,948 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 05:41:49" (2/3) ... [2023-09-06 17:41:49,948 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@421ab6c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.09 05:41:49, skipping insertion in model container [2023-09-06 17:41:49,948 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 05:41:49" (3/3) ... [2023-09-06 17:41:49,949 INFO L112 eAbstractionObserver]: Analyzing ICFG mix040_tso.oepc.i [2023-09-06 17:41:49,955 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-09-06 17:41:49,962 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-09-06 17:41:49,962 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2023-09-06 17:41:49,962 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-09-06 17:41:50,012 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-09-06 17:41:50,058 INFO L103 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-09-06 17:41:50,059 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-09-06 17:41:50,059 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-06 17:41:50,062 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2023-09-06 17:41:50,076 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2023-09-06 17:41:50,107 INFO L166 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-09-06 17:41:50,116 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-09-06 17:41:50,122 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=LoopsAndPotentialCycles, 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;@692a4293, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-09-06 17:41:50,123 INFO L358 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2023-09-06 17:41:50,163 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting P2Err0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2023-09-06 17:41:50,169 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-09-06 17:41:50,169 INFO L85 PathProgramCache]: Analyzing trace with hash -1593614520, now seen corresponding path program 1 times [2023-09-06 17:41:50,177 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-09-06 17:41:50,178 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [124847182] [2023-09-06 17:41:50,178 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-09-06 17:41:50,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-09-06 17:41:50,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-09-06 17:41:50,710 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-09-06 17:41:50,710 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-09-06 17:41:50,710 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [124847182] [2023-09-06 17:41:50,711 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [124847182] provided 1 perfect and 0 imperfect interpolant sequences [2023-09-06 17:41:50,712 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-09-06 17:41:50,712 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-09-06 17:41:50,713 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [495784653] [2023-09-06 17:41:50,714 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-09-06 17:41:50,718 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-09-06 17:41:50,719 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-09-06 17:41:50,745 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-09-06 17:41:50,746 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-09-06 17:41:50,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-09-06 17:41:50,749 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-09-06 17:41:50,751 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 30.5) internal successors, (61), 3 states have internal predecessors, (61), 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) [2023-09-06 17:41:50,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-09-06 17:41:57,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-09-06 17:41:57,277 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-09-06 17:41:57,277 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2023-09-06 17:41:57,278 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-09-06 17:41:57,278 INFO L85 PathProgramCache]: Analyzing trace with hash -1201615920, now seen corresponding path program 1 times [2023-09-06 17:41:57,278 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-09-06 17:41:57,278 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1693773280] [2023-09-06 17:41:57,278 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-09-06 17:41:57,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-09-06 17:41:57,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-09-06 17:41:57,688 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-09-06 17:41:57,688 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-09-06 17:41:57,689 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1693773280] [2023-09-06 17:41:57,689 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1693773280] provided 1 perfect and 0 imperfect interpolant sequences [2023-09-06 17:41:57,689 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-09-06 17:41:57,689 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-09-06 17:41:57,689 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [419986228] [2023-09-06 17:41:57,689 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-09-06 17:41:57,691 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-09-06 17:41:57,691 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-09-06 17:41:57,691 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-09-06 17:41:57,691 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-09-06 17:41:57,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-09-06 17:41:57,692 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-09-06 17:41:57,692 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 14.666666666666666) internal successors, (88), 6 states have internal predecessors, (88), 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) [2023-09-06 17:41:57,693 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-09-06 17:41:57,693 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-09-06 17:42:31,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-09-06 17:42:31,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-09-06 17:42:31,436 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-09-06 17:42:31,436 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2023-09-06 17:42:31,437 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-09-06 17:42:31,437 INFO L85 PathProgramCache]: Analyzing trace with hash 1713108459, now seen corresponding path program 1 times [2023-09-06 17:42:31,437 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-09-06 17:42:31,437 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2006889945] [2023-09-06 17:42:31,438 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-09-06 17:42:31,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-09-06 17:42:31,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-09-06 17:42:32,125 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-09-06 17:42:32,125 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-09-06 17:42:32,125 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2006889945] [2023-09-06 17:42:32,126 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2006889945] provided 1 perfect and 0 imperfect interpolant sequences [2023-09-06 17:42:32,126 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-09-06 17:42:32,126 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-09-06 17:42:32,126 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [513244191] [2023-09-06 17:42:32,126 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-09-06 17:42:32,127 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-09-06 17:42:32,127 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-09-06 17:42:32,128 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-09-06 17:42:32,128 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-09-06 17:42:32,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-09-06 17:42:32,128 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-09-06 17:42:32,128 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 15.166666666666666) internal successors, (91), 6 states have internal predecessors, (91), 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) [2023-09-06 17:42:32,129 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-09-06 17:42:32,129 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-09-06 17:42:32,129 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-09-06 17:43:38,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-09-06 17:43:38,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-09-06 17:43:38,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-09-06 17:43:38,792 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-09-06 17:43:38,793 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2023-09-06 17:43:38,793 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-09-06 17:43:38,793 INFO L85 PathProgramCache]: Analyzing trace with hash 2127687124, now seen corresponding path program 1 times [2023-09-06 17:43:38,793 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-09-06 17:43:38,794 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1186780213] [2023-09-06 17:43:38,794 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-09-06 17:43:38,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-09-06 17:43:38,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-09-06 17:43:39,300 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-09-06 17:43:39,301 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-09-06 17:43:39,301 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1186780213] [2023-09-06 17:43:39,301 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1186780213] provided 1 perfect and 0 imperfect interpolant sequences [2023-09-06 17:43:39,301 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-09-06 17:43:39,301 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-09-06 17:43:39,302 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [731157059] [2023-09-06 17:43:39,302 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-09-06 17:43:39,302 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-09-06 17:43:39,302 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-09-06 17:43:39,303 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-09-06 17:43:39,303 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2023-09-06 17:43:39,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-09-06 17:43:39,303 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-09-06 17:43:39,304 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 13.714285714285714) internal successors, (96), 7 states have internal predecessors, (96), 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) [2023-09-06 17:43:39,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-09-06 17:43:39,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-09-06 17:43:39,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-09-06 17:43:39,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. Received shutdown request... [2023-09-06 17:46:05,086 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-09-06 17:46:05,087 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-09-06 17:46:05,136 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-09-06 17:46:05,137 WARN L619 AbstractCegarLoop]: Verification canceled: while QuantifierPusher was running 1 iterations on subformula. [2023-09-06 17:46:05,138 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location P2Err0ASSERT_VIOLATIONERROR_FUNCTION (6 of 7 remaining) [2023-09-06 17:46:05,139 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (5 of 7 remaining) [2023-09-06 17:46:05,139 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (4 of 7 remaining) [2023-09-06 17:46:05,139 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (3 of 7 remaining) [2023-09-06 17:46:05,139 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 7 remaining) [2023-09-06 17:46:05,140 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 7 remaining) [2023-09-06 17:46:05,140 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location P2Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 7 remaining) [2023-09-06 17:46:05,193 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2023-09-06 17:46:05,197 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2023-09-06 17:46:05,197 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-09-06 17:46:05,199 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.09 05:46:05 BasicIcfg [2023-09-06 17:46:05,199 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-09-06 17:46:05,200 INFO L158 Benchmark]: Toolchain (without parser) took 256575.10ms. Allocated memory was 256.9MB in the beginning and 3.0GB in the end (delta: 2.8GB). Free memory was 207.0MB in the beginning and 1.5GB in the end (delta: -1.3GB). Peak memory consumption was 2.0GB. Max. memory is 7.0GB. [2023-09-06 17:46:05,200 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 166.7MB. Free memory was 119.5MB in the beginning and 119.3MB in the end (delta: 146.8kB). There was no memory consumed. Max. memory is 7.0GB. [2023-09-06 17:46:05,201 INFO L158 Benchmark]: CACSL2BoogieTranslator took 533.35ms. Allocated memory is still 256.9MB. Free memory was 206.8MB in the beginning and 182.9MB in the end (delta: 23.9MB). Peak memory consumption was 24.1MB. Max. memory is 7.0GB. [2023-09-06 17:46:05,201 INFO L158 Benchmark]: Boogie Procedure Inliner took 65.73ms. Allocated memory is still 256.9MB. Free memory was 182.9MB in the beginning and 180.1MB in the end (delta: 2.8MB). Peak memory consumption was 3.1MB. Max. memory is 7.0GB. [2023-09-06 17:46:05,202 INFO L158 Benchmark]: Boogie Preprocessor took 24.51ms. Allocated memory is still 256.9MB. Free memory was 180.1MB in the beginning and 178.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 7.0GB. [2023-09-06 17:46:05,202 INFO L158 Benchmark]: RCFGBuilder took 686.71ms. Allocated memory is still 256.9MB. Free memory was 178.0MB in the beginning and 211.9MB in the end (delta: -33.8MB). Peak memory consumption was 32.1MB. Max. memory is 7.0GB. [2023-09-06 17:46:05,202 INFO L158 Benchmark]: TraceAbstraction took 255257.55ms. Allocated memory was 256.9MB in the beginning and 3.0GB in the end (delta: 2.8GB). Free memory was 211.4MB in the beginning and 1.5GB in the end (delta: -1.3GB). Peak memory consumption was 2.0GB. Max. memory is 7.0GB. [2023-09-06 17:46:05,205 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 166.7MB. Free memory was 119.5MB in the beginning and 119.3MB in the end (delta: 146.8kB). There was no memory consumed. Max. memory is 7.0GB. * CACSL2BoogieTranslator took 533.35ms. Allocated memory is still 256.9MB. Free memory was 206.8MB in the beginning and 182.9MB in the end (delta: 23.9MB). Peak memory consumption was 24.1MB. Max. memory is 7.0GB. * Boogie Procedure Inliner took 65.73ms. Allocated memory is still 256.9MB. Free memory was 182.9MB in the beginning and 180.1MB in the end (delta: 2.8MB). Peak memory consumption was 3.1MB. Max. memory is 7.0GB. * Boogie Preprocessor took 24.51ms. Allocated memory is still 256.9MB. Free memory was 180.1MB in the beginning and 178.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 7.0GB. * RCFGBuilder took 686.71ms. Allocated memory is still 256.9MB. Free memory was 178.0MB in the beginning and 211.9MB in the end (delta: -33.8MB). Peak memory consumption was 32.1MB. Max. memory is 7.0GB. * TraceAbstraction took 255257.55ms. Allocated memory was 256.9MB in the beginning and 3.0GB in the end (delta: 2.8GB). Free memory was 211.4MB in the beginning and 1.5GB in the end (delta: -1.3GB). Peak memory consumption was 2.0GB. Max. memory is 7.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 267]: Unsoundness Warning unspecified type, defaulting to int C: short [267] - GenericResultAtLocation [Line: 267]: Unsoundness Warning unspecified type, defaulting to int C: short [267] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 40156, independent: 40004, independent conditional: 40004, independent unconditional: 0, dependent: 124, dependent conditional: 124, dependent unconditional: 0, unknown: 28, unknown conditional: 28, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 40148, independent: 40004, independent conditional: 40004, independent unconditional: 0, dependent: 116, dependent conditional: 116, dependent unconditional: 0, unknown: 28, unknown conditional: 28, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 40148, independent: 40004, independent conditional: 40004, independent unconditional: 0, dependent: 116, dependent conditional: 116, dependent unconditional: 0, unknown: 28, unknown conditional: 28, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 40694, independent: 40004, independent conditional: 0, independent unconditional: 40004, dependent: 555, dependent conditional: 439, dependent unconditional: 116, unknown: 135, unknown conditional: 107, unknown unconditional: 28] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 40694, independent: 40004, independent conditional: 0, independent unconditional: 40004, dependent: 555, dependent conditional: 0, dependent unconditional: 555, unknown: 135, unknown conditional: 0, unknown unconditional: 135] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 40694, independent: 40004, independent conditional: 0, independent unconditional: 40004, dependent: 555, dependent conditional: 0, dependent unconditional: 555, unknown: 135, unknown conditional: 0, unknown unconditional: 135] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 40148, independent: 40004, independent conditional: 0, independent unconditional: 40004, dependent: 116, dependent conditional: 0, dependent unconditional: 116, unknown: 28, unknown conditional: 0, unknown unconditional: 28] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 40148, independent: 39955, independent conditional: 0, independent unconditional: 39955, dependent: 193, dependent conditional: 0, dependent unconditional: 193, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 193, independent: 49, independent conditional: 0, independent unconditional: 49, dependent: 116, dependent conditional: 0, dependent unconditional: 116, unknown: 28, unknown conditional: 0, unknown unconditional: 28] , ProtectedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 193, independent: 49, independent conditional: 0, independent unconditional: 49, dependent: 116, dependent conditional: 0, dependent unconditional: 116, unknown: 28, unknown conditional: 0, unknown unconditional: 28] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 193, independent: 49, independent conditional: 0, independent unconditional: 49, dependent: 116, dependent conditional: 0, dependent unconditional: 116, unknown: 28, unknown conditional: 0, unknown unconditional: 28] , SemanticIndependenceRelation.Query Time [ms]: [ total: 40174, independent: 11243, independent conditional: 0, independent unconditional: 11243, dependent: 654, dependent conditional: 0, dependent unconditional: 654, unknown: 28277, unknown conditional: 0, unknown unconditional: 28277] , Protected Queries: 0 ], Cache Queries: [ total: 40694, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 439, dependent conditional: 0, dependent unconditional: 439, unknown: 40255, unknown conditional: 0, unknown unconditional: 40255] , Statistics on independence cache: Total cache size (in pairs): 40120, Positive cache size: 40004, Positive conditional cache size: 0, Positive unconditional cache size: 40004, Negative cache size: 116, Negative conditional cache size: 0, Negative unconditional cache size: 116, Unknown cache size: 28, Unknown conditional cache size: 0, Unknown unconditional cache size: 28, Eliminated conditions: 546, Maximal queried relation: 4, Independence queries for same thread: 8 - StatisticsResult: Proof manager benchmarks IrresponsibleProofs: 2, RedundantProofs: 2, ProvenStates: 13 - TimeoutResultAtElement [Line: 18]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while QuantifierPusher was running 1 iterations on subformula. - TimeoutResultAtElement [Line: 18]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while QuantifierPusher was running 1 iterations on subformula. - TimeoutResultAtElement [Line: 854]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while QuantifierPusher was running 1 iterations on subformula. - TimeoutResultAtElement [Line: 852]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while QuantifierPusher was running 1 iterations on subformula. - TimeoutResultAtElement [Line: 858]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while QuantifierPusher was running 1 iterations on subformula. - TimeoutResultAtElement [Line: 856]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while QuantifierPusher was running 1 iterations on subformula. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 9 procedures, 168 locations, 7 error locations. Started 1 CEGAR loops. OverallTime: 255.1s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 252.8s, 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: 34, 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, 0.3s SatisfiabilityAnalysisTime, 1.7s InterpolantComputationTime, 336 NumberOfCodeBlocks, 336 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 332 ConstructedInterpolants, 0 QuantifiedInterpolants, 1098 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 RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown