./Ultimate.py --spec ../sv-benchmarks/c/properties/no-data-race.prp --file ../sv-benchmarks/c/weaver/popl20-prod-cons.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 803cd42f Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/weaver/popl20-prod-cons.wvr.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7225a3dc80a635bdf8bc0a0aebf3fff6c385d87e3635c30eb2fdc2ad9b10efb0 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-803cd42-m [2024-11-22 17:59:15,536 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-22 17:59:15,573 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2024-11-22 17:59:15,576 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-22 17:59:15,577 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-22 17:59:15,591 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-22 17:59:15,591 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-22 17:59:15,591 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-22 17:59:15,592 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-22 17:59:15,592 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-22 17:59:15,593 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-22 17:59:15,593 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-22 17:59:15,593 INFO L153 SettingsManager]: * Use SBE=true [2024-11-22 17:59:15,593 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-22 17:59:15,594 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-22 17:59:15,594 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-22 17:59:15,594 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-22 17:59:15,594 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-22 17:59:15,595 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-22 17:59:15,595 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-22 17:59:15,595 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-22 17:59:15,596 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-22 17:59:15,596 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-11-22 17:59:15,596 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-22 17:59:15,596 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-22 17:59:15,597 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-22 17:59:15,597 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-22 17:59:15,597 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-22 17:59:15,597 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-22 17:59:15,598 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-22 17:59:15,598 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-22 17:59:15,598 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-22 17:59:15,598 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-22 17:59:15,598 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-22 17:59:15,599 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-22 17:59:15,599 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-22 17:59:15,599 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-22 17:59:15,599 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-22 17:59:15,599 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-22 17:59:15,600 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-22 17:59:15,600 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-22 17:59:15,601 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7225a3dc80a635bdf8bc0a0aebf3fff6c385d87e3635c30eb2fdc2ad9b10efb0 [2024-11-22 17:59:15,818 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-22 17:59:15,848 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-22 17:59:15,850 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-22 17:59:15,855 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-22 17:59:15,855 INFO L274 PluginConnector]: CDTParser initialized [2024-11-22 17:59:15,856 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/weaver/popl20-prod-cons.wvr.c [2024-11-22 17:59:17,194 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-22 17:59:17,361 INFO L384 CDTParser]: Found 1 translation units. [2024-11-22 17:59:17,361 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/weaver/popl20-prod-cons.wvr.c [2024-11-22 17:59:17,372 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/73ef6d5f8/3a880d2db1774520bd7fb3a1ccf8dc44/FLAG8c5adf37f [2024-11-22 17:59:17,782 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/73ef6d5f8/3a880d2db1774520bd7fb3a1ccf8dc44 [2024-11-22 17:59:17,784 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-22 17:59:17,785 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-22 17:59:17,786 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-22 17:59:17,786 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-22 17:59:17,795 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-22 17:59:17,795 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 05:59:17" (1/1) ... [2024-11-22 17:59:17,798 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46ccebdb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 05:59:17, skipping insertion in model container [2024-11-22 17:59:17,798 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 05:59:17" (1/1) ... [2024-11-22 17:59:17,828 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-22 17:59:18,125 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-22 17:59:18,135 INFO L200 MainTranslator]: Completed pre-run [2024-11-22 17:59:18,166 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-22 17:59:18,182 INFO L204 MainTranslator]: Completed translation [2024-11-22 17:59:18,183 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 05:59:18 WrapperNode [2024-11-22 17:59:18,183 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-22 17:59:18,184 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-22 17:59:18,184 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-22 17:59:18,185 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-22 17:59:18,190 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 05:59:18" (1/1) ... [2024-11-22 17:59:18,197 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 05:59:18" (1/1) ... [2024-11-22 17:59:18,222 INFO L138 Inliner]: procedures = 24, calls = 36, calls flagged for inlining = 11, calls inlined = 11, statements flattened = 269 [2024-11-22 17:59:18,222 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-22 17:59:18,223 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-22 17:59:18,223 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-22 17:59:18,223 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-22 17:59:18,230 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 05:59:18" (1/1) ... [2024-11-22 17:59:18,230 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 05:59:18" (1/1) ... [2024-11-22 17:59:18,233 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 05:59:18" (1/1) ... [2024-11-22 17:59:18,233 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 05:59:18" (1/1) ... [2024-11-22 17:59:18,241 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 05:59:18" (1/1) ... [2024-11-22 17:59:18,245 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 05:59:18" (1/1) ... [2024-11-22 17:59:18,251 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 05:59:18" (1/1) ... [2024-11-22 17:59:18,252 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 05:59:18" (1/1) ... [2024-11-22 17:59:18,254 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-22 17:59:18,259 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-22 17:59:18,259 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-22 17:59:18,259 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-22 17:59:18,260 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 05:59:18" (1/1) ... [2024-11-22 17:59:18,267 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-22 17:59:18,282 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-22 17:59:18,302 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-22 17:59:18,304 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-22 17:59:18,336 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-22 17:59:18,336 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-22 17:59:18,336 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-22 17:59:18,336 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-22 17:59:18,337 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-22 17:59:18,337 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-11-22 17:59:18,337 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-11-22 17:59:18,337 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-22 17:59:18,337 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-22 17:59:18,337 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-22 17:59:18,337 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-22 17:59:18,337 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-22 17:59:18,337 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-22 17:59:18,338 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-22 17:59:18,338 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-22 17:59:18,339 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-22 17:59:18,417 INFO L238 CfgBuilder]: Building ICFG [2024-11-22 17:59:18,419 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-22 17:59:18,779 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-22 17:59:18,779 INFO L287 CfgBuilder]: Performing block encoding [2024-11-22 17:59:18,959 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-22 17:59:18,959 INFO L316 CfgBuilder]: Removed 3 assume(true) statements. [2024-11-22 17:59:18,960 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 05:59:18 BoogieIcfgContainer [2024-11-22 17:59:18,960 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-22 17:59:18,962 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-22 17:59:18,962 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-22 17:59:18,964 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-22 17:59:18,964 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 05:59:17" (1/3) ... [2024-11-22 17:59:18,965 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5f93ed11 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 05:59:18, skipping insertion in model container [2024-11-22 17:59:18,965 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 05:59:18" (2/3) ... [2024-11-22 17:59:18,965 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5f93ed11 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 05:59:18, skipping insertion in model container [2024-11-22 17:59:18,965 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 05:59:18" (3/3) ... [2024-11-22 17:59:18,966 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-prod-cons.wvr.c [2024-11-22 17:59:18,980 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-22 17:59:18,981 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 38 error locations. [2024-11-22 17:59:18,981 INFO L489 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-22 17:59:19,090 INFO L143 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2024-11-22 17:59:19,132 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 230 places, 231 transitions, 483 flow [2024-11-22 17:59:19,200 INFO L124 PetriNetUnfolderBase]: 11/228 cut-off events. [2024-11-22 17:59:19,201 INFO L125 PetriNetUnfolderBase]: For 3/3 co-relation queries the response was YES. [2024-11-22 17:59:19,207 INFO L83 FinitePrefix]: Finished finitePrefix Result has 241 conditions, 228 events. 11/228 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 14. Compared 298 event pairs, 0 based on Foata normal form. 0/179 useless extension candidates. Maximal degree in co-relation 200. Up to 3 conditions per place. [2024-11-22 17:59:19,207 INFO L82 GeneralOperation]: Start removeDead. Operand has 230 places, 231 transitions, 483 flow [2024-11-22 17:59:19,212 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 211 places, 211 transitions, 440 flow [2024-11-22 17:59:19,223 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-22 17:59:19,232 INFO L333 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, mAutomataTypeConcurrency=PETRI_NET, 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;@5910686c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-22 17:59:19,232 INFO L334 AbstractCegarLoop]: Starting to check reachability of 68 error locations. [2024-11-22 17:59:19,238 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-11-22 17:59:19,238 INFO L124 PetriNetUnfolderBase]: 0/23 cut-off events. [2024-11-22 17:59:19,238 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-11-22 17:59:19,238 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-22 17:59:19,239 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 17:59:19,239 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 64 more)] === [2024-11-22 17:59:19,244 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 17:59:19,245 INFO L85 PathProgramCache]: Analyzing trace with hash 1714629193, now seen corresponding path program 1 times [2024-11-22 17:59:19,252 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 17:59:19,252 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1633947352] [2024-11-22 17:59:19,252 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 17:59:19,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 17:59:19,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 17:59:19,419 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 17:59:19,419 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 17:59:19,419 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1633947352] [2024-11-22 17:59:19,420 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1633947352] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 17:59:19,420 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 17:59:19,420 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-22 17:59:19,421 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1937429642] [2024-11-22 17:59:19,422 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 17:59:19,428 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 17:59:19,431 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 17:59:19,449 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 17:59:19,450 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 17:59:19,469 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 175 out of 231 [2024-11-22 17:59:19,474 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 211 places, 211 transitions, 440 flow. Second operand has 3 states, 3 states have (on average 176.33333333333334) internal successors, (529), 3 states have internal predecessors, (529), 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) [2024-11-22 17:59:19,474 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-22 17:59:19,475 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 175 of 231 [2024-11-22 17:59:19,475 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-22 17:59:19,598 INFO L124 PetriNetUnfolderBase]: 98/422 cut-off events. [2024-11-22 17:59:19,598 INFO L125 PetriNetUnfolderBase]: For 52/52 co-relation queries the response was YES. [2024-11-22 17:59:19,600 INFO L83 FinitePrefix]: Finished finitePrefix Result has 634 conditions, 422 events. 98/422 cut-off events. For 52/52 co-relation queries the response was YES. Maximal size of possible extension queue 24. Compared 1586 event pairs, 71 based on Foata normal form. 30/400 useless extension candidates. Maximal degree in co-relation 439. Up to 153 conditions per place. [2024-11-22 17:59:19,602 INFO L140 encePairwiseOnDemand]: 196/231 looper letters, 18 selfloop transitions, 2 changer transitions 3/178 dead transitions. [2024-11-22 17:59:19,603 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 186 places, 178 transitions, 414 flow [2024-11-22 17:59:19,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-22 17:59:19,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-22 17:59:19,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 578 transitions. [2024-11-22 17:59:19,614 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.834054834054834 [2024-11-22 17:59:19,616 INFO L175 Difference]: Start difference. First operand has 211 places, 211 transitions, 440 flow. Second operand 3 states and 578 transitions. [2024-11-22 17:59:19,617 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 186 places, 178 transitions, 414 flow [2024-11-22 17:59:19,620 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 180 places, 178 transitions, 402 flow, removed 0 selfloop flow, removed 6 redundant places. [2024-11-22 17:59:19,623 INFO L231 Difference]: Finished difference. Result has 180 places, 175 transitions, 360 flow [2024-11-22 17:59:19,625 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=231, PETRI_DIFFERENCE_MINUEND_FLOW=362, PETRI_DIFFERENCE_MINUEND_PLACES=178, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=178, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=176, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=360, PETRI_PLACES=180, PETRI_TRANSITIONS=175} [2024-11-22 17:59:19,627 INFO L277 CegarLoopForPetriNet]: 211 programPoint places, -31 predicate places. [2024-11-22 17:59:19,628 INFO L471 AbstractCegarLoop]: Abstraction has has 180 places, 175 transitions, 360 flow [2024-11-22 17:59:19,628 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 176.33333333333334) internal successors, (529), 3 states have internal predecessors, (529), 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) [2024-11-22 17:59:19,628 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-22 17:59:19,628 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 17:59:19,628 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-22 17:59:19,629 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 64 more)] === [2024-11-22 17:59:19,629 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 17:59:19,629 INFO L85 PathProgramCache]: Analyzing trace with hash -338229598, now seen corresponding path program 1 times [2024-11-22 17:59:19,629 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 17:59:19,629 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [183679971] [2024-11-22 17:59:19,629 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 17:59:19,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 17:59:19,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 17:59:19,666 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 17:59:19,666 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 17:59:19,666 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [183679971] [2024-11-22 17:59:19,666 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [183679971] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 17:59:19,666 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 17:59:19,666 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-22 17:59:19,667 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1345848634] [2024-11-22 17:59:19,667 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 17:59:19,667 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 17:59:19,668 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 17:59:19,668 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 17:59:19,668 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 17:59:19,692 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 176 out of 231 [2024-11-22 17:59:19,692 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 180 places, 175 transitions, 360 flow. Second operand has 3 states, 3 states have (on average 177.33333333333334) internal successors, (532), 3 states have internal predecessors, (532), 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) [2024-11-22 17:59:19,693 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-22 17:59:19,693 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 176 of 231 [2024-11-22 17:59:19,693 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-22 17:59:19,784 INFO L124 PetriNetUnfolderBase]: 92/388 cut-off events. [2024-11-22 17:59:19,784 INFO L125 PetriNetUnfolderBase]: For 19/19 co-relation queries the response was YES. [2024-11-22 17:59:19,785 INFO L83 FinitePrefix]: Finished finitePrefix Result has 549 conditions, 388 events. 92/388 cut-off events. For 19/19 co-relation queries the response was YES. Maximal size of possible extension queue 26. Compared 1349 event pairs, 53 based on Foata normal form. 0/351 useless extension candidates. Maximal degree in co-relation 517. Up to 139 conditions per place. [2024-11-22 17:59:19,786 INFO L140 encePairwiseOnDemand]: 228/231 looper letters, 17 selfloop transitions, 2 changer transitions 0/174 dead transitions. [2024-11-22 17:59:19,786 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 178 places, 174 transitions, 396 flow [2024-11-22 17:59:19,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-22 17:59:19,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-22 17:59:19,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 548 transitions. [2024-11-22 17:59:19,789 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7907647907647908 [2024-11-22 17:59:19,789 INFO L175 Difference]: Start difference. First operand has 180 places, 175 transitions, 360 flow. Second operand 3 states and 548 transitions. [2024-11-22 17:59:19,789 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 178 places, 174 transitions, 396 flow [2024-11-22 17:59:19,790 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 176 places, 174 transitions, 392 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-22 17:59:19,791 INFO L231 Difference]: Finished difference. Result has 176 places, 174 transitions, 358 flow [2024-11-22 17:59:19,792 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=231, PETRI_DIFFERENCE_MINUEND_FLOW=354, PETRI_DIFFERENCE_MINUEND_PLACES=174, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=174, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=172, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=358, PETRI_PLACES=176, PETRI_TRANSITIONS=174} [2024-11-22 17:59:19,792 INFO L277 CegarLoopForPetriNet]: 211 programPoint places, -35 predicate places. [2024-11-22 17:59:19,792 INFO L471 AbstractCegarLoop]: Abstraction has has 176 places, 174 transitions, 358 flow [2024-11-22 17:59:19,793 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 177.33333333333334) internal successors, (532), 3 states have internal predecessors, (532), 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) [2024-11-22 17:59:19,793 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-22 17:59:19,793 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 17:59:19,793 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-22 17:59:19,793 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 64 more)] === [2024-11-22 17:59:19,794 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 17:59:19,794 INFO L85 PathProgramCache]: Analyzing trace with hash 30818868, now seen corresponding path program 1 times [2024-11-22 17:59:19,794 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 17:59:19,794 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2034845498] [2024-11-22 17:59:19,794 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 17:59:19,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 17:59:19,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 17:59:19,840 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 17:59:19,841 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 17:59:19,841 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2034845498] [2024-11-22 17:59:19,841 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2034845498] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 17:59:19,841 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 17:59:19,841 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-22 17:59:19,841 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [742094168] [2024-11-22 17:59:19,841 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 17:59:19,842 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 17:59:19,842 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 17:59:19,842 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 17:59:19,842 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 17:59:19,856 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 176 out of 231 [2024-11-22 17:59:19,856 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 176 places, 174 transitions, 358 flow. Second operand has 3 states, 3 states have (on average 177.33333333333334) internal successors, (532), 3 states have internal predecessors, (532), 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) [2024-11-22 17:59:19,856 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-22 17:59:19,856 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 176 of 231 [2024-11-22 17:59:19,857 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-22 17:59:19,920 INFO L124 PetriNetUnfolderBase]: 92/387 cut-off events. [2024-11-22 17:59:19,920 INFO L125 PetriNetUnfolderBase]: For 19/19 co-relation queries the response was YES. [2024-11-22 17:59:19,921 INFO L83 FinitePrefix]: Finished finitePrefix Result has 548 conditions, 387 events. 92/387 cut-off events. For 19/19 co-relation queries the response was YES. Maximal size of possible extension queue 26. Compared 1349 event pairs, 53 based on Foata normal form. 0/351 useless extension candidates. Maximal degree in co-relation 508. Up to 139 conditions per place. [2024-11-22 17:59:19,922 INFO L140 encePairwiseOnDemand]: 228/231 looper letters, 17 selfloop transitions, 2 changer transitions 0/173 dead transitions. [2024-11-22 17:59:19,922 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 177 places, 173 transitions, 394 flow [2024-11-22 17:59:19,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-22 17:59:19,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-22 17:59:19,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 548 transitions. [2024-11-22 17:59:19,925 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7907647907647908 [2024-11-22 17:59:19,925 INFO L175 Difference]: Start difference. First operand has 176 places, 174 transitions, 358 flow. Second operand 3 states and 548 transitions. [2024-11-22 17:59:19,925 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 177 places, 173 transitions, 394 flow [2024-11-22 17:59:19,927 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 175 places, 173 transitions, 390 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-22 17:59:19,930 INFO L231 Difference]: Finished difference. Result has 175 places, 173 transitions, 356 flow [2024-11-22 17:59:19,930 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=231, PETRI_DIFFERENCE_MINUEND_FLOW=352, PETRI_DIFFERENCE_MINUEND_PLACES=173, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=173, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=171, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=356, PETRI_PLACES=175, PETRI_TRANSITIONS=173} [2024-11-22 17:59:19,931 INFO L277 CegarLoopForPetriNet]: 211 programPoint places, -36 predicate places. [2024-11-22 17:59:19,931 INFO L471 AbstractCegarLoop]: Abstraction has has 175 places, 173 transitions, 356 flow [2024-11-22 17:59:19,931 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 177.33333333333334) internal successors, (532), 3 states have internal predecessors, (532), 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) [2024-11-22 17:59:19,931 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-22 17:59:19,931 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 17:59:19,931 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-22 17:59:19,932 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 64 more)] === [2024-11-22 17:59:19,932 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 17:59:19,932 INFO L85 PathProgramCache]: Analyzing trace with hash -850482794, now seen corresponding path program 1 times [2024-11-22 17:59:19,932 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 17:59:19,932 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [112535039] [2024-11-22 17:59:19,932 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 17:59:19,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 17:59:19,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 17:59:19,988 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 17:59:19,988 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 17:59:19,988 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [112535039] [2024-11-22 17:59:19,988 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [112535039] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 17:59:19,988 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 17:59:19,988 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-22 17:59:19,989 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [759824635] [2024-11-22 17:59:19,989 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 17:59:19,989 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 17:59:19,990 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 17:59:19,990 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 17:59:19,990 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 17:59:19,998 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 180 out of 231 [2024-11-22 17:59:19,999 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 175 places, 173 transitions, 356 flow. Second operand has 3 states, 3 states have (on average 181.0) internal successors, (543), 3 states have internal predecessors, (543), 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) [2024-11-22 17:59:19,999 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-22 17:59:19,999 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 180 of 231 [2024-11-22 17:59:19,999 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-22 17:59:20,068 INFO L124 PetriNetUnfolderBase]: 112/452 cut-off events. [2024-11-22 17:59:20,068 INFO L125 PetriNetUnfolderBase]: For 26/26 co-relation queries the response was YES. [2024-11-22 17:59:20,069 INFO L83 FinitePrefix]: Finished finitePrefix Result has 648 conditions, 452 events. 112/452 cut-off events. For 26/26 co-relation queries the response was YES. Maximal size of possible extension queue 34. Compared 1741 event pairs, 23 based on Foata normal form. 0/407 useless extension candidates. Maximal degree in co-relation 600. Up to 110 conditions per place. [2024-11-22 17:59:20,072 INFO L140 encePairwiseOnDemand]: 228/231 looper letters, 22 selfloop transitions, 2 changer transitions 0/180 dead transitions. [2024-11-22 17:59:20,072 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 176 places, 180 transitions, 422 flow [2024-11-22 17:59:20,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-22 17:59:20,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-22 17:59:20,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 565 transitions. [2024-11-22 17:59:20,074 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8152958152958153 [2024-11-22 17:59:20,074 INFO L175 Difference]: Start difference. First operand has 175 places, 173 transitions, 356 flow. Second operand 3 states and 565 transitions. [2024-11-22 17:59:20,074 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 176 places, 180 transitions, 422 flow [2024-11-22 17:59:20,075 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 174 places, 180 transitions, 418 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-22 17:59:20,077 INFO L231 Difference]: Finished difference. Result has 175 places, 173 transitions, 360 flow [2024-11-22 17:59:20,077 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=231, PETRI_DIFFERENCE_MINUEND_FLOW=350, PETRI_DIFFERENCE_MINUEND_PLACES=172, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=172, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=170, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=360, PETRI_PLACES=175, PETRI_TRANSITIONS=173} [2024-11-22 17:59:20,079 INFO L277 CegarLoopForPetriNet]: 211 programPoint places, -36 predicate places. [2024-11-22 17:59:20,079 INFO L471 AbstractCegarLoop]: Abstraction has has 175 places, 173 transitions, 360 flow [2024-11-22 17:59:20,080 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 181.0) internal successors, (543), 3 states have internal predecessors, (543), 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) [2024-11-22 17:59:20,080 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-22 17:59:20,080 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 17:59:20,080 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-22 17:59:20,081 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 64 more)] === [2024-11-22 17:59:20,082 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 17:59:20,082 INFO L85 PathProgramCache]: Analyzing trace with hash -848292377, now seen corresponding path program 1 times [2024-11-22 17:59:20,082 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 17:59:20,083 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1609912110] [2024-11-22 17:59:20,083 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 17:59:20,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 17:59:20,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 17:59:20,129 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 17:59:20,129 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 17:59:20,130 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1609912110] [2024-11-22 17:59:20,130 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1609912110] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 17:59:20,130 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 17:59:20,130 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-22 17:59:20,130 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2097694761] [2024-11-22 17:59:20,130 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 17:59:20,130 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 17:59:20,131 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 17:59:20,131 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 17:59:20,131 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 17:59:20,137 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 177 out of 231 [2024-11-22 17:59:20,138 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 175 places, 173 transitions, 360 flow. Second operand has 3 states, 3 states have (on average 178.33333333333334) internal successors, (535), 3 states have internal predecessors, (535), 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) [2024-11-22 17:59:20,138 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-22 17:59:20,138 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 177 of 231 [2024-11-22 17:59:20,138 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-22 17:59:20,227 INFO L124 PetriNetUnfolderBase]: 113/466 cut-off events. [2024-11-22 17:59:20,228 INFO L125 PetriNetUnfolderBase]: For 49/49 co-relation queries the response was YES. [2024-11-22 17:59:20,229 INFO L83 FinitePrefix]: Finished finitePrefix Result has 697 conditions, 466 events. 113/466 cut-off events. For 49/49 co-relation queries the response was YES. Maximal size of possible extension queue 35. Compared 1871 event pairs, 69 based on Foata normal form. 0/420 useless extension candidates. Maximal degree in co-relation 329. Up to 173 conditions per place. [2024-11-22 17:59:20,231 INFO L140 encePairwiseOnDemand]: 228/231 looper letters, 17 selfloop transitions, 2 changer transitions 0/172 dead transitions. [2024-11-22 17:59:20,231 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 176 places, 172 transitions, 396 flow [2024-11-22 17:59:20,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-22 17:59:20,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-22 17:59:20,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 550 transitions. [2024-11-22 17:59:20,232 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7936507936507936 [2024-11-22 17:59:20,233 INFO L175 Difference]: Start difference. First operand has 175 places, 173 transitions, 360 flow. Second operand 3 states and 550 transitions. [2024-11-22 17:59:20,233 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 176 places, 172 transitions, 396 flow [2024-11-22 17:59:20,234 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 175 places, 172 transitions, 394 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-22 17:59:20,235 INFO L231 Difference]: Finished difference. Result has 175 places, 172 transitions, 360 flow [2024-11-22 17:59:20,235 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=231, PETRI_DIFFERENCE_MINUEND_FLOW=356, PETRI_DIFFERENCE_MINUEND_PLACES=173, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=172, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=170, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=360, PETRI_PLACES=175, PETRI_TRANSITIONS=172} [2024-11-22 17:59:20,236 INFO L277 CegarLoopForPetriNet]: 211 programPoint places, -36 predicate places. [2024-11-22 17:59:20,236 INFO L471 AbstractCegarLoop]: Abstraction has has 175 places, 172 transitions, 360 flow [2024-11-22 17:59:20,237 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 178.33333333333334) internal successors, (535), 3 states have internal predecessors, (535), 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) [2024-11-22 17:59:20,237 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-22 17:59:20,237 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 17:59:20,237 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-22 17:59:20,237 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 64 more)] === [2024-11-22 17:59:20,238 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 17:59:20,238 INFO L85 PathProgramCache]: Analyzing trace with hash -1418228332, now seen corresponding path program 1 times [2024-11-22 17:59:20,238 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 17:59:20,238 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [504793721] [2024-11-22 17:59:20,238 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 17:59:20,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 17:59:20,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 17:59:20,267 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 17:59:20,267 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 17:59:20,267 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [504793721] [2024-11-22 17:59:20,267 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [504793721] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 17:59:20,267 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 17:59:20,268 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-22 17:59:20,268 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1258452324] [2024-11-22 17:59:20,268 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 17:59:20,268 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 17:59:20,269 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 17:59:20,269 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 17:59:20,269 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 17:59:20,279 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 176 out of 231 [2024-11-22 17:59:20,280 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 175 places, 172 transitions, 360 flow. Second operand has 3 states, 3 states have (on average 177.33333333333334) internal successors, (532), 3 states have internal predecessors, (532), 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) [2024-11-22 17:59:20,280 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-22 17:59:20,280 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 176 of 231 [2024-11-22 17:59:20,280 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-22 17:59:20,368 INFO L124 PetriNetUnfolderBase]: 113/465 cut-off events. [2024-11-22 17:59:20,368 INFO L125 PetriNetUnfolderBase]: For 48/48 co-relation queries the response was YES. [2024-11-22 17:59:20,369 INFO L83 FinitePrefix]: Finished finitePrefix Result has 689 conditions, 465 events. 113/465 cut-off events. For 48/48 co-relation queries the response was YES. Maximal size of possible extension queue 35. Compared 1870 event pairs, 69 based on Foata normal form. 0/420 useless extension candidates. Maximal degree in co-relation 632. Up to 175 conditions per place. [2024-11-22 17:59:20,371 INFO L140 encePairwiseOnDemand]: 228/231 looper letters, 18 selfloop transitions, 2 changer transitions 0/171 dead transitions. [2024-11-22 17:59:20,371 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 176 places, 171 transitions, 398 flow [2024-11-22 17:59:20,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-22 17:59:20,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-22 17:59:20,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 548 transitions. [2024-11-22 17:59:20,373 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7907647907647908 [2024-11-22 17:59:20,373 INFO L175 Difference]: Start difference. First operand has 175 places, 172 transitions, 360 flow. Second operand 3 states and 548 transitions. [2024-11-22 17:59:20,373 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 176 places, 171 transitions, 398 flow [2024-11-22 17:59:20,374 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 174 places, 171 transitions, 394 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-22 17:59:20,376 INFO L231 Difference]: Finished difference. Result has 174 places, 171 transitions, 358 flow [2024-11-22 17:59:20,376 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=231, PETRI_DIFFERENCE_MINUEND_FLOW=354, PETRI_DIFFERENCE_MINUEND_PLACES=172, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=171, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=169, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=358, PETRI_PLACES=174, PETRI_TRANSITIONS=171} [2024-11-22 17:59:20,379 INFO L277 CegarLoopForPetriNet]: 211 programPoint places, -37 predicate places. [2024-11-22 17:59:20,379 INFO L471 AbstractCegarLoop]: Abstraction has has 174 places, 171 transitions, 358 flow [2024-11-22 17:59:20,380 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 177.33333333333334) internal successors, (532), 3 states have internal predecessors, (532), 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) [2024-11-22 17:59:20,380 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-22 17:59:20,380 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 17:59:20,380 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-22 17:59:20,381 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 64 more)] === [2024-11-22 17:59:20,381 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 17:59:20,381 INFO L85 PathProgramCache]: Analyzing trace with hash -846246990, now seen corresponding path program 1 times [2024-11-22 17:59:20,382 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 17:59:20,382 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1945860467] [2024-11-22 17:59:20,382 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 17:59:20,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 17:59:20,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 17:59:20,435 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 17:59:20,435 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 17:59:20,435 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1945860467] [2024-11-22 17:59:20,435 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1945860467] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 17:59:20,436 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 17:59:20,436 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-22 17:59:20,436 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [789991848] [2024-11-22 17:59:20,436 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 17:59:20,437 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 17:59:20,437 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 17:59:20,437 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 17:59:20,437 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 17:59:20,444 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 180 out of 231 [2024-11-22 17:59:20,445 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 174 places, 171 transitions, 358 flow. Second operand has 3 states, 3 states have (on average 181.0) internal successors, (543), 3 states have internal predecessors, (543), 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) [2024-11-22 17:59:20,445 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-22 17:59:20,445 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 180 of 231 [2024-11-22 17:59:20,445 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-22 17:59:20,512 INFO L124 PetriNetUnfolderBase]: 113/464 cut-off events. [2024-11-22 17:59:20,512 INFO L125 PetriNetUnfolderBase]: For 48/48 co-relation queries the response was YES. [2024-11-22 17:59:20,513 INFO L83 FinitePrefix]: Finished finitePrefix Result has 684 conditions, 464 events. 113/464 cut-off events. For 48/48 co-relation queries the response was YES. Maximal size of possible extension queue 35. Compared 1870 event pairs, 69 based on Foata normal form. 0/420 useless extension candidates. Maximal degree in co-relation 622. Up to 171 conditions per place. [2024-11-22 17:59:20,515 INFO L140 encePairwiseOnDemand]: 229/231 looper letters, 16 selfloop transitions, 1 changer transitions 0/170 dead transitions. [2024-11-22 17:59:20,515 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 175 places, 170 transitions, 390 flow [2024-11-22 17:59:20,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-22 17:59:20,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-22 17:59:20,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 557 transitions. [2024-11-22 17:59:20,517 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8037518037518038 [2024-11-22 17:59:20,517 INFO L175 Difference]: Start difference. First operand has 174 places, 171 transitions, 358 flow. Second operand 3 states and 557 transitions. [2024-11-22 17:59:20,517 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 175 places, 170 transitions, 390 flow [2024-11-22 17:59:20,518 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 173 places, 170 transitions, 386 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-22 17:59:20,520 INFO L231 Difference]: Finished difference. Result has 173 places, 170 transitions, 354 flow [2024-11-22 17:59:20,520 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=231, PETRI_DIFFERENCE_MINUEND_FLOW=352, PETRI_DIFFERENCE_MINUEND_PLACES=171, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=170, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=169, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=354, PETRI_PLACES=173, PETRI_TRANSITIONS=170} [2024-11-22 17:59:20,521 INFO L277 CegarLoopForPetriNet]: 211 programPoint places, -38 predicate places. [2024-11-22 17:59:20,521 INFO L471 AbstractCegarLoop]: Abstraction has has 173 places, 170 transitions, 354 flow [2024-11-22 17:59:20,521 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 181.0) internal successors, (543), 3 states have internal predecessors, (543), 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) [2024-11-22 17:59:20,522 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-22 17:59:20,522 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 17:59:20,522 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-22 17:59:20,522 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 64 more)] === [2024-11-22 17:59:20,522 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 17:59:20,523 INFO L85 PathProgramCache]: Analyzing trace with hash 1474291823, now seen corresponding path program 1 times [2024-11-22 17:59:20,523 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 17:59:20,523 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [783865751] [2024-11-22 17:59:20,523 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 17:59:20,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 17:59:20,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 17:59:20,582 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 17:59:20,583 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 17:59:20,583 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [783865751] [2024-11-22 17:59:20,583 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [783865751] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 17:59:20,583 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 17:59:20,583 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-22 17:59:20,583 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1286917718] [2024-11-22 17:59:20,583 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 17:59:20,583 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 17:59:20,584 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 17:59:20,584 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 17:59:20,584 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 17:59:20,593 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 177 out of 231 [2024-11-22 17:59:20,593 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 173 places, 170 transitions, 354 flow. Second operand has 3 states, 3 states have (on average 178.33333333333334) internal successors, (535), 3 states have internal predecessors, (535), 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) [2024-11-22 17:59:20,594 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-22 17:59:20,594 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 177 of 231 [2024-11-22 17:59:20,594 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-22 17:59:20,664 INFO L124 PetriNetUnfolderBase]: 113/463 cut-off events. [2024-11-22 17:59:20,664 INFO L125 PetriNetUnfolderBase]: For 48/48 co-relation queries the response was YES. [2024-11-22 17:59:20,665 INFO L83 FinitePrefix]: Finished finitePrefix Result has 684 conditions, 463 events. 113/463 cut-off events. For 48/48 co-relation queries the response was YES. Maximal size of possible extension queue 35. Compared 1865 event pairs, 69 based on Foata normal form. 0/420 useless extension candidates. Maximal degree in co-relation 622. Up to 173 conditions per place. [2024-11-22 17:59:20,666 INFO L140 encePairwiseOnDemand]: 228/231 looper letters, 17 selfloop transitions, 2 changer transitions 0/169 dead transitions. [2024-11-22 17:59:20,666 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 174 places, 169 transitions, 390 flow [2024-11-22 17:59:20,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-22 17:59:20,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-22 17:59:20,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 550 transitions. [2024-11-22 17:59:20,668 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7936507936507936 [2024-11-22 17:59:20,668 INFO L175 Difference]: Start difference. First operand has 173 places, 170 transitions, 354 flow. Second operand 3 states and 550 transitions. [2024-11-22 17:59:20,668 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 174 places, 169 transitions, 390 flow [2024-11-22 17:59:20,669 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 173 places, 169 transitions, 389 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-22 17:59:20,670 INFO L231 Difference]: Finished difference. Result has 173 places, 169 transitions, 355 flow [2024-11-22 17:59:20,671 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=231, PETRI_DIFFERENCE_MINUEND_FLOW=351, PETRI_DIFFERENCE_MINUEND_PLACES=171, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=169, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=167, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=355, PETRI_PLACES=173, PETRI_TRANSITIONS=169} [2024-11-22 17:59:20,671 INFO L277 CegarLoopForPetriNet]: 211 programPoint places, -38 predicate places. [2024-11-22 17:59:20,671 INFO L471 AbstractCegarLoop]: Abstraction has has 173 places, 169 transitions, 355 flow [2024-11-22 17:59:20,672 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 178.33333333333334) internal successors, (535), 3 states have internal predecessors, (535), 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) [2024-11-22 17:59:20,672 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-22 17:59:20,672 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 17:59:20,672 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-22 17:59:20,672 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 64 more)] === [2024-11-22 17:59:20,673 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 17:59:20,673 INFO L85 PathProgramCache]: Analyzing trace with hash 866773884, now seen corresponding path program 1 times [2024-11-22 17:59:20,673 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 17:59:20,673 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [105572933] [2024-11-22 17:59:20,673 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 17:59:20,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 17:59:20,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 17:59:21,049 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 17:59:21,050 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 17:59:21,050 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [105572933] [2024-11-22 17:59:21,050 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [105572933] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 17:59:21,050 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 17:59:21,050 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-22 17:59:21,050 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [321985499] [2024-11-22 17:59:21,051 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 17:59:21,051 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-22 17:59:21,051 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 17:59:21,052 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-22 17:59:21,052 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-22 17:59:21,101 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 170 out of 231 [2024-11-22 17:59:21,102 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 173 places, 169 transitions, 355 flow. Second operand has 6 states, 6 states have (on average 171.5) internal successors, (1029), 6 states have internal predecessors, (1029), 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) [2024-11-22 17:59:21,103 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-22 17:59:21,103 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 170 of 231 [2024-11-22 17:59:21,103 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-22 17:59:21,158 INFO L124 PetriNetUnfolderBase]: 113/462 cut-off events. [2024-11-22 17:59:21,158 INFO L125 PetriNetUnfolderBase]: For 48/48 co-relation queries the response was YES. [2024-11-22 17:59:21,159 INFO L83 FinitePrefix]: Finished finitePrefix Result has 693 conditions, 462 events. 113/462 cut-off events. For 48/48 co-relation queries the response was YES. Maximal size of possible extension queue 35. Compared 1863 event pairs, 69 based on Foata normal form. 0/420 useless extension candidates. Maximal degree in co-relation 632. Up to 178 conditions per place. [2024-11-22 17:59:21,160 INFO L140 encePairwiseOnDemand]: 225/231 looper letters, 22 selfloop transitions, 5 changer transitions 0/168 dead transitions. [2024-11-22 17:59:21,161 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 177 places, 168 transitions, 407 flow [2024-11-22 17:59:21,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-22 17:59:21,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-11-22 17:59:21,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1047 transitions. [2024-11-22 17:59:21,163 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7554112554112554 [2024-11-22 17:59:21,163 INFO L175 Difference]: Start difference. First operand has 173 places, 169 transitions, 355 flow. Second operand 6 states and 1047 transitions. [2024-11-22 17:59:21,163 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 177 places, 168 transitions, 407 flow [2024-11-22 17:59:21,164 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 175 places, 168 transitions, 403 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-22 17:59:21,165 INFO L231 Difference]: Finished difference. Result has 175 places, 168 transitions, 359 flow [2024-11-22 17:59:21,165 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=231, PETRI_DIFFERENCE_MINUEND_FLOW=349, PETRI_DIFFERENCE_MINUEND_PLACES=170, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=168, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=163, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=359, PETRI_PLACES=175, PETRI_TRANSITIONS=168} [2024-11-22 17:59:21,166 INFO L277 CegarLoopForPetriNet]: 211 programPoint places, -36 predicate places. [2024-11-22 17:59:21,166 INFO L471 AbstractCegarLoop]: Abstraction has has 175 places, 168 transitions, 359 flow [2024-11-22 17:59:21,167 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 171.5) internal successors, (1029), 6 states have internal predecessors, (1029), 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) [2024-11-22 17:59:21,167 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-22 17:59:21,167 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 17:59:21,167 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-22 17:59:21,167 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 64 more)] === [2024-11-22 17:59:21,168 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 17:59:21,168 INFO L85 PathProgramCache]: Analyzing trace with hash 492222259, now seen corresponding path program 1 times [2024-11-22 17:59:21,168 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 17:59:21,168 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [754873400] [2024-11-22 17:59:21,168 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 17:59:21,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 17:59:21,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 17:59:21,203 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 17:59:21,203 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 17:59:21,203 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [754873400] [2024-11-22 17:59:21,203 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [754873400] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 17:59:21,203 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 17:59:21,203 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-22 17:59:21,204 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1843741844] [2024-11-22 17:59:21,204 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 17:59:21,204 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 17:59:21,204 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 17:59:21,205 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 17:59:21,205 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 17:59:21,218 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 177 out of 231 [2024-11-22 17:59:21,219 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 175 places, 168 transitions, 359 flow. Second operand has 3 states, 3 states have (on average 178.0) internal successors, (534), 3 states have internal predecessors, (534), 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) [2024-11-22 17:59:21,219 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-22 17:59:21,219 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 177 of 231 [2024-11-22 17:59:21,219 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-22 17:59:21,276 INFO L124 PetriNetUnfolderBase]: 145/556 cut-off events. [2024-11-22 17:59:21,276 INFO L125 PetriNetUnfolderBase]: For 48/48 co-relation queries the response was YES. [2024-11-22 17:59:21,278 INFO L83 FinitePrefix]: Finished finitePrefix Result has 863 conditions, 556 events. 145/556 cut-off events. For 48/48 co-relation queries the response was YES. Maximal size of possible extension queue 35. Compared 2613 event pairs, 115 based on Foata normal form. 0/503 useless extension candidates. Maximal degree in co-relation 844. Up to 230 conditions per place. [2024-11-22 17:59:21,279 INFO L140 encePairwiseOnDemand]: 228/231 looper letters, 18 selfloop transitions, 1 changer transitions 0/166 dead transitions. [2024-11-22 17:59:21,280 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 175 places, 166 transitions, 393 flow [2024-11-22 17:59:21,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-22 17:59:21,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-22 17:59:21,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 551 transitions. [2024-11-22 17:59:21,281 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7950937950937951 [2024-11-22 17:59:21,281 INFO L175 Difference]: Start difference. First operand has 175 places, 168 transitions, 359 flow. Second operand 3 states and 551 transitions. [2024-11-22 17:59:21,281 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 175 places, 166 transitions, 393 flow [2024-11-22 17:59:21,282 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 170 places, 166 transitions, 383 flow, removed 0 selfloop flow, removed 5 redundant places. [2024-11-22 17:59:21,284 INFO L231 Difference]: Finished difference. Result has 170 places, 166 transitions, 347 flow [2024-11-22 17:59:21,285 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=231, PETRI_DIFFERENCE_MINUEND_FLOW=345, PETRI_DIFFERENCE_MINUEND_PLACES=168, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=166, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=165, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=347, PETRI_PLACES=170, PETRI_TRANSITIONS=166} [2024-11-22 17:59:21,285 INFO L277 CegarLoopForPetriNet]: 211 programPoint places, -41 predicate places. [2024-11-22 17:59:21,286 INFO L471 AbstractCegarLoop]: Abstraction has has 170 places, 166 transitions, 347 flow [2024-11-22 17:59:21,286 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 178.0) internal successors, (534), 3 states have internal predecessors, (534), 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) [2024-11-22 17:59:21,286 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-22 17:59:21,286 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 17:59:21,286 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-22 17:59:21,287 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 64 more)] === [2024-11-22 17:59:21,287 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 17:59:21,287 INFO L85 PathProgramCache]: Analyzing trace with hash 1087840400, now seen corresponding path program 1 times [2024-11-22 17:59:21,287 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 17:59:21,289 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1632209560] [2024-11-22 17:59:21,289 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 17:59:21,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 17:59:21,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 17:59:21,330 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 17:59:21,330 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 17:59:21,330 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1632209560] [2024-11-22 17:59:21,330 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1632209560] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 17:59:21,330 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 17:59:21,331 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-22 17:59:21,331 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1601251587] [2024-11-22 17:59:21,331 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 17:59:21,331 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 17:59:21,332 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 17:59:21,332 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 17:59:21,333 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 17:59:21,337 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 180 out of 231 [2024-11-22 17:59:21,338 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 170 places, 166 transitions, 347 flow. Second operand has 3 states, 3 states have (on average 183.66666666666666) internal successors, (551), 3 states have internal predecessors, (551), 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) [2024-11-22 17:59:21,338 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-22 17:59:21,338 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 180 of 231 [2024-11-22 17:59:21,338 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-22 17:59:21,404 INFO L124 PetriNetUnfolderBase]: 147/533 cut-off events. [2024-11-22 17:59:21,406 INFO L125 PetriNetUnfolderBase]: For 72/73 co-relation queries the response was YES. [2024-11-22 17:59:21,407 INFO L83 FinitePrefix]: Finished finitePrefix Result has 822 conditions, 533 events. 147/533 cut-off events. For 72/73 co-relation queries the response was YES. Maximal size of possible extension queue 43. Compared 2340 event pairs, 32 based on Foata normal form. 2/492 useless extension candidates. Maximal degree in co-relation 760. Up to 169 conditions per place. [2024-11-22 17:59:21,408 INFO L140 encePairwiseOnDemand]: 225/231 looper letters, 0 selfloop transitions, 0 changer transitions 179/179 dead transitions. [2024-11-22 17:59:21,408 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 171 places, 179 transitions, 442 flow [2024-11-22 17:59:21,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-22 17:59:21,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-22 17:59:21,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 569 transitions. [2024-11-22 17:59:21,410 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8210678210678211 [2024-11-22 17:59:21,410 INFO L175 Difference]: Start difference. First operand has 170 places, 166 transitions, 347 flow. Second operand 3 states and 569 transitions. [2024-11-22 17:59:21,410 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 171 places, 179 transitions, 442 flow [2024-11-22 17:59:21,411 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 170 places, 179 transitions, 441 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-22 17:59:21,412 INFO L231 Difference]: Finished difference. Result has 170 places, 0 transitions, 0 flow [2024-11-22 17:59:21,412 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=231, PETRI_DIFFERENCE_MINUEND_FLOW=344, PETRI_DIFFERENCE_MINUEND_PLACES=168, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=165, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=165, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=0, PETRI_PLACES=170, PETRI_TRANSITIONS=0} [2024-11-22 17:59:21,413 INFO L277 CegarLoopForPetriNet]: 211 programPoint places, -41 predicate places. [2024-11-22 17:59:21,413 INFO L471 AbstractCegarLoop]: Abstraction has has 170 places, 0 transitions, 0 flow [2024-11-22 17:59:21,414 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 183.66666666666666) internal successors, (551), 3 states have internal predecessors, (551), 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) [2024-11-22 17:59:21,416 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (67 of 68 remaining) [2024-11-22 17:59:21,417 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (66 of 68 remaining) [2024-11-22 17:59:21,417 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (65 of 68 remaining) [2024-11-22 17:59:21,418 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (64 of 68 remaining) [2024-11-22 17:59:21,418 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (63 of 68 remaining) [2024-11-22 17:59:21,418 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (62 of 68 remaining) [2024-11-22 17:59:21,418 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (61 of 68 remaining) [2024-11-22 17:59:21,418 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (60 of 68 remaining) [2024-11-22 17:59:21,418 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE (59 of 68 remaining) [2024-11-22 17:59:21,419 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE (58 of 68 remaining) [2024-11-22 17:59:21,419 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (57 of 68 remaining) [2024-11-22 17:59:21,419 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (56 of 68 remaining) [2024-11-22 17:59:21,419 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (55 of 68 remaining) [2024-11-22 17:59:21,419 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (54 of 68 remaining) [2024-11-22 17:59:21,419 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (53 of 68 remaining) [2024-11-22 17:59:21,419 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (52 of 68 remaining) [2024-11-22 17:59:21,419 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (51 of 68 remaining) [2024-11-22 17:59:21,421 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (50 of 68 remaining) [2024-11-22 17:59:21,423 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (49 of 68 remaining) [2024-11-22 17:59:21,423 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (48 of 68 remaining) [2024-11-22 17:59:21,424 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (47 of 68 remaining) [2024-11-22 17:59:21,424 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (46 of 68 remaining) [2024-11-22 17:59:21,424 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (45 of 68 remaining) [2024-11-22 17:59:21,424 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (44 of 68 remaining) [2024-11-22 17:59:21,424 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (43 of 68 remaining) [2024-11-22 17:59:21,424 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (42 of 68 remaining) [2024-11-22 17:59:21,424 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE (41 of 68 remaining) [2024-11-22 17:59:21,424 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (40 of 68 remaining) [2024-11-22 17:59:21,424 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (39 of 68 remaining) [2024-11-22 17:59:21,424 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (38 of 68 remaining) [2024-11-22 17:59:21,424 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (37 of 68 remaining) [2024-11-22 17:59:21,425 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (36 of 68 remaining) [2024-11-22 17:59:21,425 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (35 of 68 remaining) [2024-11-22 17:59:21,425 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (34 of 68 remaining) [2024-11-22 17:59:21,425 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (33 of 68 remaining) [2024-11-22 17:59:21,425 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (32 of 68 remaining) [2024-11-22 17:59:21,425 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (31 of 68 remaining) [2024-11-22 17:59:21,425 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (30 of 68 remaining) [2024-11-22 17:59:21,425 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (29 of 68 remaining) [2024-11-22 17:59:21,425 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (28 of 68 remaining) [2024-11-22 17:59:21,425 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (27 of 68 remaining) [2024-11-22 17:59:21,425 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (26 of 68 remaining) [2024-11-22 17:59:21,425 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (25 of 68 remaining) [2024-11-22 17:59:21,425 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (24 of 68 remaining) [2024-11-22 17:59:21,426 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (23 of 68 remaining) [2024-11-22 17:59:21,426 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (22 of 68 remaining) [2024-11-22 17:59:21,426 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (21 of 68 remaining) [2024-11-22 17:59:21,426 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (20 of 68 remaining) [2024-11-22 17:59:21,426 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (19 of 68 remaining) [2024-11-22 17:59:21,426 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE (18 of 68 remaining) [2024-11-22 17:59:21,426 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE (17 of 68 remaining) [2024-11-22 17:59:21,426 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (16 of 68 remaining) [2024-11-22 17:59:21,426 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (15 of 68 remaining) [2024-11-22 17:59:21,426 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (14 of 68 remaining) [2024-11-22 17:59:21,426 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (13 of 68 remaining) [2024-11-22 17:59:21,426 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (12 of 68 remaining) [2024-11-22 17:59:21,426 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (11 of 68 remaining) [2024-11-22 17:59:21,427 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (10 of 68 remaining) [2024-11-22 17:59:21,427 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (9 of 68 remaining) [2024-11-22 17:59:21,427 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (8 of 68 remaining) [2024-11-22 17:59:21,427 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (7 of 68 remaining) [2024-11-22 17:59:21,427 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (6 of 68 remaining) [2024-11-22 17:59:21,427 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (5 of 68 remaining) [2024-11-22 17:59:21,427 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (4 of 68 remaining) [2024-11-22 17:59:21,427 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (3 of 68 remaining) [2024-11-22 17:59:21,427 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (2 of 68 remaining) [2024-11-22 17:59:21,427 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (1 of 68 remaining) [2024-11-22 17:59:21,427 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE (0 of 68 remaining) [2024-11-22 17:59:21,427 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-22 17:59:21,428 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 17:59:21,436 INFO L239 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-11-22 17:59:21,436 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-22 17:59:21,441 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.11 05:59:21 BasicIcfg [2024-11-22 17:59:21,441 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-22 17:59:21,442 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-22 17:59:21,442 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-22 17:59:21,442 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-22 17:59:21,442 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 05:59:18" (3/4) ... [2024-11-22 17:59:21,444 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-22 17:59:21,446 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2024-11-22 17:59:21,447 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2024-11-22 17:59:21,447 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread3 [2024-11-22 17:59:21,451 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2024-11-22 17:59:21,452 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-11-22 17:59:21,452 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-22 17:59:21,452 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-22 17:59:21,532 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2024-11-22 17:59:21,534 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.yml [2024-11-22 17:59:21,535 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-22 17:59:21,536 INFO L158 Benchmark]: Toolchain (without parser) took 3750.13ms. Allocated memory was 192.9MB in the beginning and 304.1MB in the end (delta: 111.1MB). Free memory was 120.6MB in the beginning and 160.6MB in the end (delta: -39.9MB). Peak memory consumption was 70.4MB. Max. memory is 16.1GB. [2024-11-22 17:59:21,536 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 192.9MB. Free memory was 167.7MB in the beginning and 167.4MB in the end (delta: 314.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-22 17:59:21,536 INFO L158 Benchmark]: CACSL2BoogieTranslator took 397.47ms. Allocated memory is still 192.9MB. Free memory was 120.3MB in the beginning and 151.7MB in the end (delta: -31.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-22 17:59:21,536 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.43ms. Allocated memory is still 192.9MB. Free memory was 151.7MB in the beginning and 148.8MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-22 17:59:21,537 INFO L158 Benchmark]: Boogie Preprocessor took 31.75ms. Allocated memory is still 192.9MB. Free memory was 148.8MB in the beginning and 146.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-22 17:59:21,538 INFO L158 Benchmark]: RCFGBuilder took 700.95ms. Allocated memory is still 192.9MB. Free memory was 146.7MB in the beginning and 79.6MB in the end (delta: 67.1MB). Peak memory consumption was 67.1MB. Max. memory is 16.1GB. [2024-11-22 17:59:21,538 INFO L158 Benchmark]: TraceAbstraction took 2479.81ms. Allocated memory was 192.9MB in the beginning and 304.1MB in the end (delta: 111.1MB). Free memory was 79.0MB in the beginning and 166.9MB in the end (delta: -87.9MB). Peak memory consumption was 25.4MB. Max. memory is 16.1GB. [2024-11-22 17:59:21,538 INFO L158 Benchmark]: Witness Printer took 92.92ms. Allocated memory is still 304.1MB. Free memory was 166.9MB in the beginning and 160.6MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-22 17:59:21,539 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 192.9MB. Free memory was 167.7MB in the beginning and 167.4MB in the end (delta: 314.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 397.47ms. Allocated memory is still 192.9MB. Free memory was 120.3MB in the beginning and 151.7MB in the end (delta: -31.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 38.43ms. Allocated memory is still 192.9MB. Free memory was 151.7MB in the beginning and 148.8MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.75ms. Allocated memory is still 192.9MB. Free memory was 148.8MB in the beginning and 146.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 700.95ms. Allocated memory is still 192.9MB. Free memory was 146.7MB in the beginning and 79.6MB in the end (delta: 67.1MB). Peak memory consumption was 67.1MB. Max. memory is 16.1GB. * TraceAbstraction took 2479.81ms. Allocated memory was 192.9MB in the beginning and 304.1MB in the end (delta: 111.1MB). Free memory was 79.0MB in the beginning and 166.9MB in the end (delta: -87.9MB). Peak memory consumption was 25.4MB. Max. memory is 16.1GB. * Witness Printer took 92.92ms. Allocated memory is still 304.1MB. Free memory was 166.9MB in the beginning and 160.6MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 48]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 50]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 56]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 56]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 56]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 57]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 57]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 57]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 58]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 58]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 68]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 72]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 72]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 72]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 72]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 72]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 73]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 73]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 73]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 74]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 74]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 77]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 77]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 80]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 89]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 89]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 89]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 98]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 99]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 100]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 101]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 101]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 102]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 103]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 127]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 103]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 105]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 115]: there are no data races For all program executions holds that there are no data races at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 7 procedures, 282 locations, 68 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 2.3s, OverallIterations: 11, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 181 SdHoareTripleChecker+Valid, 0.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 92 mSDsluCounter, 13 SdHoareTripleChecker+Invalid, 0.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 29 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 422 IncrementalHoareTripleChecker+Invalid, 451 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 29 mSolverCounterUnsat, 13 mSDtfsCounter, 422 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 26 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=440occurred in iteration=0, InterpolantAutomatonStates: 36, 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, 0.7s InterpolantComputationTime, 696 NumberOfCodeBlocks, 696 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 685 ConstructedInterpolants, 0 QuantifiedInterpolants, 820 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 11 InterpolantComputations, 11 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 - AllSpecificationsHoldResult: All specifications hold 38 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-11-22 17:59:21,561 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE