./Ultimate.py --spec ../sv-benchmarks/c/properties/no-data-race.prp --file ../sv-benchmarks/c/pthread-atomic/read_write_lock-2b.i --full-output --witness-type violation_witness --validate ../results-verified/LOGDIR/SV-COMP24_no-data-race/read_write_lock-2b.yml/witness.graphml --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 194c01fd Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/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/AutomizerReachWitnessValidation.xml -i ../sv-benchmarks/c/pthread-atomic/read_write_lock-2b.i ../results-verified/LOGDIR/SV-COMP24_no-data-race/read_write_lock-2b.yml/witness.graphml -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --traceabstraction.positions.where.we.compute.the.hoare.annotation None --- Real Ultimate output --- This is Ultimate 0.2.5-dev-194c01f-m [2024-10-29 15:19:57,414 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-29 15:19:57,480 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2024-10-29 15:19:57,482 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-29 15:19:57,483 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-29 15:19:57,515 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-29 15:19:57,518 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-29 15:19:57,518 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-29 15:19:57,519 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-29 15:19:57,519 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-29 15:19:57,520 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-29 15:19:57,520 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-29 15:19:57,521 INFO L153 SettingsManager]: * Use SBE=true [2024-10-29 15:19:57,521 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-29 15:19:57,522 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-29 15:19:57,523 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-29 15:19:57,523 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-29 15:19:57,523 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-29 15:19:57,523 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-29 15:19:57,523 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-29 15:19:57,523 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-29 15:19:57,524 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-29 15:19:57,526 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-10-29 15:19:57,526 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-29 15:19:57,526 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-29 15:19:57,527 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-29 15:19:57,527 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-29 15:19:57,527 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-29 15:19:57,527 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-29 15:19:57,527 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-29 15:19:57,527 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-29 15:19:57,527 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-29 15:19:57,528 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-29 15:19:57,528 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-29 15:19:57,528 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-29 15:19:57,528 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-29 15:19:57,528 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-29 15:19:57,528 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-29 15:19:57,528 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-29 15:19:57,529 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-29 15:19:57,529 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-29 15:19:57,531 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-10-29 15:19:57,739 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-29 15:19:57,774 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-29 15:19:57,781 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-29 15:19:57,781 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-29 15:19:57,785 INFO L274 PluginConnector]: CDTParser initialized [2024-10-29 15:19:57,786 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-atomic/read_write_lock-2b.i [2024-10-29 15:19:59,121 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-29 15:19:59,318 INFO L384 CDTParser]: Found 1 translation units. [2024-10-29 15:19:59,319 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-atomic/read_write_lock-2b.i [2024-10-29 15:19:59,330 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0da2ea4a9/ac91eb46dd2d40eab54c11a22ff78dff/FLAGc67fdb87e [2024-10-29 15:19:59,341 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0da2ea4a9/ac91eb46dd2d40eab54c11a22ff78dff [2024-10-29 15:19:59,344 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-10-29 15:19:59,344 INFO L274 PluginConnector]: Witness Parser initialized [2024-10-29 15:19:59,345 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../results-verified/LOGDIR/SV-COMP24_no-data-race/read_write_lock-2b.yml/witness.graphml [2024-10-29 15:19:59,399 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-29 15:19:59,400 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-10-29 15:19:59,407 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-29 15:19:59,408 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-29 15:19:59,411 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-29 15:19:59,415 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:19:59" (1/2) ... [2024-10-29 15:19:59,416 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a33c7b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:19:59, skipping insertion in model container [2024-10-29 15:19:59,416 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:19:59" (1/2) ... [2024-10-29 15:19:59,416 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@64ef16a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:19:59, skipping insertion in model container [2024-10-29 15:19:59,417 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.graphml de.uni_freiburg.informatik.ultimate.witnessparser VIOLATION_WITNESS 29.10 03:19:59" (2/2) ... [2024-10-29 15:19:59,417 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a33c7b7 and model type witness.graphml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator VIOLATION_WITNESS 29.10 03:19:59, skipping insertion in model container [2024-10-29 15:19:59,417 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.graphml de.uni_freiburg.informatik.ultimate.witnessparser VIOLATION_WITNESS 29.10 03:19:59" (2/2) ... [2024-10-29 15:19:59,476 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-29 15:19:59,710 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-29 15:19:59,721 INFO L200 MainTranslator]: Completed pre-run [2024-10-29 15:19:59,822 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-29 15:19:59,904 INFO L204 MainTranslator]: Completed translation [2024-10-29 15:19:59,905 INFO L201 PluginConnector]: Adding new model witness.graphml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator VIOLATION_WITNESS 29.10 03:19:59 WrapperNode [2024-10-29 15:19:59,905 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-29 15:19:59,907 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-29 15:19:59,907 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-29 15:19:59,907 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-29 15:19:59,913 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "witness.graphml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator VIOLATION_WITNESS 29.10 03:19:59" (1/1) ... [2024-10-29 15:19:59,934 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "witness.graphml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator VIOLATION_WITNESS 29.10 03:19:59" (1/1) ... [2024-10-29 15:19:59,956 INFO L138 Inliner]: procedures = 169, calls = 15, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 123 [2024-10-29 15:19:59,958 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-29 15:19:59,958 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-29 15:19:59,958 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-29 15:19:59,959 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-29 15:19:59,965 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "witness.graphml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator VIOLATION_WITNESS 29.10 03:19:59" (1/1) ... [2024-10-29 15:19:59,965 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "witness.graphml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator VIOLATION_WITNESS 29.10 03:19:59" (1/1) ... [2024-10-29 15:19:59,967 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "witness.graphml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator VIOLATION_WITNESS 29.10 03:19:59" (1/1) ... [2024-10-29 15:19:59,969 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "witness.graphml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator VIOLATION_WITNESS 29.10 03:19:59" (1/1) ... [2024-10-29 15:19:59,975 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "witness.graphml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator VIOLATION_WITNESS 29.10 03:19:59" (1/1) ... [2024-10-29 15:19:59,977 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "witness.graphml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator VIOLATION_WITNESS 29.10 03:19:59" (1/1) ... [2024-10-29 15:19:59,981 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "witness.graphml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator VIOLATION_WITNESS 29.10 03:19:59" (1/1) ... [2024-10-29 15:19:59,982 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "witness.graphml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator VIOLATION_WITNESS 29.10 03:19:59" (1/1) ... [2024-10-29 15:19:59,984 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-29 15:19:59,984 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-29 15:19:59,985 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-29 15:19:59,985 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-29 15:19:59,985 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "witness.graphml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator VIOLATION_WITNESS 29.10 03:19:59" (1/1) ... [2024-10-29 15:19:59,993 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-29 15:20:00,003 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-29 15:20:00,017 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) [2024-10-29 15:20:00,022 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 [2024-10-29 15:20:00,062 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-29 15:20:00,063 INFO L130 BoogieDeclarations]: Found specification of procedure reader [2024-10-29 15:20:00,063 INFO L138 BoogieDeclarations]: Found implementation of procedure reader [2024-10-29 15:20:00,064 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-10-29 15:20:00,064 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-29 15:20:00,064 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-29 15:20:00,064 INFO L130 BoogieDeclarations]: Found specification of procedure writer [2024-10-29 15:20:00,064 INFO L138 BoogieDeclarations]: Found implementation of procedure writer [2024-10-29 15:20:00,066 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-10-29 15:20:00,159 INFO L238 CfgBuilder]: Building ICFG [2024-10-29 15:20:00,161 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-29 15:20:00,309 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-10-29 15:20:00,309 INFO L287 CfgBuilder]: Performing block encoding [2024-10-29 15:20:00,391 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-29 15:20:00,391 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-10-29 15:20:00,391 INFO L201 PluginConnector]: Adding new model witness.graphml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:20:00 BoogieIcfgContainer [2024-10-29 15:20:00,391 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-29 15:20:00,393 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-29 15:20:00,393 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-29 15:20:00,399 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-29 15:20:00,399 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 03:19:59" (1/4) ... [2024-10-29 15:20:00,400 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c568a66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 03:20:00, skipping insertion in model container [2024-10-29 15:20:00,400 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.graphml de.uni_freiburg.informatik.ultimate.witnessparser VIOLATION_WITNESS 29.10 03:19:59" (2/4) ... [2024-10-29 15:20:00,400 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c568a66 and model type witness.graphml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction VIOLATION_WITNESS 29.10 03:20:00, skipping insertion in model container [2024-10-29 15:20:00,400 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.graphml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator VIOLATION_WITNESS 29.10 03:19:59" (3/4) ... [2024-10-29 15:20:00,400 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c568a66 and model type witness.graphml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction VIOLATION_WITNESS 29.10 03:20:00, skipping insertion in model container [2024-10-29 15:20:00,400 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.graphml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:20:00" (4/4) ... [2024-10-29 15:20:00,402 INFO L112 eAbstractionObserver]: Analyzing ICFG read_write_lock-2b.i [2024-10-29 15:20:00,403 WARN L117 eAbstractionObserver]: Found a witness automaton. I will only consider traces that are accepted by the witness automaton [2024-10-29 15:20:00,421 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:None NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-29 15:20:00,422 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 14 error locations. [2024-10-29 15:20:00,422 INFO L489 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-10-29 15:20:00,505 INFO L143 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2024-10-29 15:20:00,520 WARN L158 CegarLoopFactory]: Violation witness validation is only supported for CEGAR loops based on FINITE_AUTOMATA. Ignoring concurrency settiong PETRI_NET and switching to FINITE_AUTOMATA. [2024-10-29 15:20:00,531 INFO L113 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 183 places, 174 transitions, 376 flow