./Ultimate.py --spec ../sv-benchmarks/c/properties/no-data-race.prp --file ../sv-benchmarks/c/pthread-race-challenges/per-thread-array-join-counter-race-2.i --full-output --witness-type violation_witness --validate ../results-verified/LOGDIR/SV-COMP24_no-data-race/per-thread-array-join-counter-race-2.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-race-challenges/per-thread-array-join-counter-race-2.i ../results-verified/LOGDIR/SV-COMP24_no-data-race/per-thread-array-join-counter-race-2.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 15:23:15,465 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-29 15:23:15,535 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2024-10-29 15:23:15,539 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-29 15:23:15,540 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-29 15:23:15,564 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-29 15:23:15,565 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-29 15:23:15,565 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-29 15:23:15,566 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-29 15:23:15,566 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-29 15:23:15,567 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-29 15:23:15,567 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-29 15:23:15,567 INFO L153 SettingsManager]: * Use SBE=true [2024-10-29 15:23:15,568 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-29 15:23:15,569 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-29 15:23:15,569 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-29 15:23:15,569 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-29 15:23:15,570 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-29 15:23:15,570 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-29 15:23:15,571 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-29 15:23:15,571 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-29 15:23:15,575 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-29 15:23:15,576 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-10-29 15:23:15,576 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-29 15:23:15,576 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-29 15:23:15,577 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-29 15:23:15,577 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-29 15:23:15,577 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-29 15:23:15,578 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-29 15:23:15,578 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-29 15:23:15,578 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-29 15:23:15,579 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-29 15:23:15,579 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-29 15:23:15,580 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-29 15:23:15,580 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-29 15:23:15,580 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-29 15:23:15,581 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-29 15:23:15,581 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-29 15:23:15,581 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-29 15:23:15,581 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-29 15:23:15,582 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-29 15:23:15,582 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-10-29 15:23:15,890 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-29 15:23:15,916 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-29 15:23:15,919 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-29 15:23:15,920 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-10-29 15:23:15,920 INFO L274 PluginConnector]: Witness Parser initialized [2024-10-29 15:23:15,922 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../results-verified/LOGDIR/SV-COMP24_no-data-race/per-thread-array-join-counter-race-2.yml/witness.graphml [2024-10-29 15:23:16,013 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-29 15:23:16,013 INFO L274 PluginConnector]: CDTParser initialized [2024-10-29 15:23:16,013 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-race-challenges/per-thread-array-join-counter-race-2.i [2024-10-29 15:23:17,407 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-29 15:23:17,681 INFO L384 CDTParser]: Found 1 translation units. [2024-10-29 15:23:17,683 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-race-challenges/per-thread-array-join-counter-race-2.i [2024-10-29 15:23:17,706 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/be7d98a7a/4f2155abfa28467e90c20720812b2128/FLAGdca8d58d0 [2024-10-29 15:23:17,728 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/be7d98a7a/4f2155abfa28467e90c20720812b2128 [2024-10-29 15:23:17,730 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-29 15:23:17,731 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-10-29 15:23:17,735 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-29 15:23:17,735 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-29 15:23:17,740 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-29 15:23:17,741 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.graphml de.uni_freiburg.informatik.ultimate.witnessparser VIOLATION_WITNESS 29.10 03:23:16" (1/2) ... [2024-10-29 15:23:17,742 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69aaf87a and model type witness.graphml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator VIOLATION_WITNESS 29.10 03:23:17, skipping insertion in model container [2024-10-29 15:23:17,744 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.graphml de.uni_freiburg.informatik.ultimate.witnessparser VIOLATION_WITNESS 29.10 03:23:16" (1/2) ... [2024-10-29 15:23:17,745 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@715955d6 and model type witness.graphml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator VIOLATION_WITNESS 29.10 03:23:17, skipping insertion in model container [2024-10-29 15:23:17,745 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:23:17" (2/2) ... [2024-10-29 15:23:17,745 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69aaf87a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:23:17, skipping insertion in model container [2024-10-29 15:23:17,746 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:23:17" (2/2) ... [2024-10-29 15:23:17,798 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-29 15:23:18,284 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-29 15:23:18,309 INFO L200 MainTranslator]: Completed pre-run [2024-10-29 15:23:18,357 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-29 15:23:18,424 INFO L204 MainTranslator]: Completed translation [2024-10-29 15:23:18,424 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:23:18 WrapperNode [2024-10-29 15:23:18,424 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-29 15:23:18,425 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-29 15:23:18,426 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-29 15:23:18,426 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-29 15:23:18,433 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:23:18" (1/1) ... [2024-10-29 15:23:18,453 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:23:18" (1/1) ... [2024-10-29 15:23:18,503 INFO L138 Inliner]: procedures = 267, calls = 41, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 268 [2024-10-29 15:23:18,503 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-29 15:23:18,504 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-29 15:23:18,504 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-29 15:23:18,504 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-29 15:23:18,517 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:23:18" (1/1) ... [2024-10-29 15:23:18,517 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:23:18" (1/1) ... [2024-10-29 15:23:18,526 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:23:18" (1/1) ... [2024-10-29 15:23:18,529 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:23:18" (1/1) ... [2024-10-29 15:23:18,554 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:23:18" (1/1) ... [2024-10-29 15:23:18,565 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:23:18" (1/1) ... [2024-10-29 15:23:18,567 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:23:18" (1/1) ... [2024-10-29 15:23:18,572 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:23:18" (1/1) ... [2024-10-29 15:23:18,581 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-29 15:23:18,584 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-29 15:23:18,584 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-29 15:23:18,584 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-29 15:23:18,586 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:23:18" (1/1) ... [2024-10-29 15:23:18,592 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-29 15:23:18,633 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-29 15:23:18,666 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 15:23:18,670 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 15:23:18,736 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-29 15:23:18,737 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-10-29 15:23:18,737 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-10-29 15:23:18,737 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-10-29 15:23:18,737 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-10-29 15:23:18,737 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-29 15:23:18,737 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-29 15:23:18,737 INFO L130 BoogieDeclarations]: Found specification of procedure cleaner [2024-10-29 15:23:18,737 INFO L138 BoogieDeclarations]: Found implementation of procedure cleaner [2024-10-29 15:23:18,738 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-10-29 15:23:18,738 INFO L130 BoogieDeclarations]: Found specification of procedure thread [2024-10-29 15:23:18,738 INFO L138 BoogieDeclarations]: Found implementation of procedure thread [2024-10-29 15:23:18,738 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-29 15:23:18,738 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-29 15:23:18,740 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 15:23:18,893 INFO L238 CfgBuilder]: Building ICFG [2024-10-29 15:23:18,895 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-29 15:23:19,387 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-10-29 15:23:19,387 INFO L287 CfgBuilder]: Performing block encoding [2024-10-29 15:23:19,427 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-29 15:23:19,427 INFO L316 CfgBuilder]: Removed 5 assume(true) statements. [2024-10-29 15:23:19,427 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:23:19 BoogieIcfgContainer [2024-10-29 15:23:19,427 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-29 15:23:19,429 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-29 15:23:19,430 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-29 15:23:19,433 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-29 15:23:19,433 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.graphml de.uni_freiburg.informatik.ultimate.witnessparser VIOLATION_WITNESS 29.10 03:23:16" (1/4) ... [2024-10-29 15:23:19,434 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@db2bf33 and model type witness.graphml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction VIOLATION_WITNESS 29.10 03:23:19, skipping insertion in model container [2024-10-29 15:23:19,434 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 03:23:17" (2/4) ... [2024-10-29 15:23:19,434 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@db2bf33 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 03:23:19, skipping insertion in model container [2024-10-29 15:23:19,434 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:23:18" (3/4) ... [2024-10-29 15:23:19,434 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@db2bf33 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 03:23:19, skipping insertion in model container [2024-10-29 15:23:19,435 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:23:19" (4/4) ... [2024-10-29 15:23:19,436 INFO L112 eAbstractionObserver]: Analyzing ICFG per-thread-array-join-counter-race-2.i [2024-10-29 15:23:19,436 WARN L117 eAbstractionObserver]: Found a witness automaton. I will only consider traces that are accepted by the witness automaton [2024-10-29 15:23:19,459 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:None NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-29 15:23:19,459 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 34 error locations. [2024-10-29 15:23:19,459 INFO L489 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-10-29 15:23:19,559 INFO L143 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2024-10-29 15:23:19,579 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 15:23:19,604 INFO L113 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 462 places, 471 transitions, 956 flow [2024-10-29 15:23:24,518 INFO L135 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 167824 states, 166927 states have (on average 3.0362433878282125) internal successors, (506831), 167823 states have internal predecessors, (506831), 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) [2024-10-29 15:23:24,575 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-29 15:23:24,582 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=None, 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;@7dea49df, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-29 15:23:24,582 INFO L334 AbstractCegarLoop]: Starting to check reachability of 52 error locations. [2024-10-29 15:23:24,807 INFO L276 IsEmpty]: Start isEmpty. Operand has 167824 states, 166927 states have (on average 3.0362433878282125) internal successors, (506831), 167823 states have internal predecessors, (506831), 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) [2024-10-29 15:23:24,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2024-10-29 15:23:24,817 INFO L207 NwaCegarLoop]: Found error trace [2024-10-29 15:23:24,818 INFO L215 NwaCegarLoop]: 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-29 15:23:24,819 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [cleanerErr0ASSERT_VIOLATIONDATA_RACE, cleanerErr1ASSERT_VIOLATIONDATA_RACE, cleanerErr2ASSERT_VIOLATIONDATA_RACE, cleanerErr3ASSERT_VIOLATIONDATA_RACE (and 48 more)] === [2024-10-29 15:23:24,822 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-29 15:23:24,823 INFO L85 PathProgramCache]: Analyzing trace with hash 1980905397, now seen corresponding path program 1 times [2024-10-29 15:23:24,831 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-29 15:23:24,832 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1072946782] [2024-10-29 15:23:24,832 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-29 15:23:24,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-29 15:23:25,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-29 15:23:25,709 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-29 15:23:25,711 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-29 15:23:25,715 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1072946782] [2024-10-29 15:23:25,716 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1072946782] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-29 15:23:25,716 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-29 15:23:25,717 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-29 15:23:25,718 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1224438735] [2024-10-29 15:23:25,719 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-29 15:23:25,730 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-29 15:23:25,731 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-29 15:23:25,752 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-29 15:23:25,753 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-29 15:23:26,087 INFO L87 Difference]: Start difference. First operand has 167824 states, 166927 states have (on average 3.0362433878282125) internal successors, (506831), 167823 states have internal predecessors, (506831), 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) Second operand has 3 states, 2 states have (on average 74.0) internal successors, (148), 3 states have internal predecessors, (148), 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) [2024-10-29 15:23:30,078 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-29 15:23:30,079 INFO L93 Difference]: Finished difference Result 328316 states and 994512 transitions. [2024-10-29 15:23:30,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-29 15:23:30,081 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 74.0) internal successors, (148), 3 states have internal predecessors, (148), 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) Word has length 148 [2024-10-29 15:23:30,082 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-29 15:23:31,821 INFO L225 Difference]: With dead ends: 328316 [2024-10-29 15:23:31,822 INFO L226 Difference]: Without dead ends: 160644 [2024-10-29 15:23:32,158 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-29 15:23:32,161 INFO L432 NwaCegarLoop]: 369 mSDtfsCounter, 2 mSDsluCounter, 342 mSDsCounter, 0 mSdLazyCounter, 60 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 711 SdHoareTripleChecker+Invalid, 60 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 60 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-29 15:23:32,162 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 711 Invalid, 60 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 60 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-29 15:23:32,461 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 160644 states. [2024-10-29 15:23:37,223 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 160644 to 160644. [2024-10-29 15:23:37,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 160644 states, 159817 states have (on average 2.9756346321104763) internal successors, (475557), 160643 states have internal predecessors, (475557), 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) [2024-10-29 15:23:38,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160644 states to 160644 states and 475557 transitions. [2024-10-29 15:23:39,318 INFO L78 Accepts]: Start accepts. Automaton has 160644 states and 475557 transitions. Word has length 148 [2024-10-29 15:23:39,319 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-29 15:23:39,319 INFO L471 AbstractCegarLoop]: Abstraction has 160644 states and 475557 transitions. [2024-10-29 15:23:39,319 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 74.0) internal successors, (148), 3 states have internal predecessors, (148), 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) [2024-10-29 15:23:39,320 INFO L276 IsEmpty]: Start isEmpty. Operand 160644 states and 475557 transitions. [2024-10-29 15:23:39,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2024-10-29 15:23:39,322 INFO L207 NwaCegarLoop]: Found error trace [2024-10-29 15:23:39,323 INFO L215 NwaCegarLoop]: 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-29 15:23:39,323 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-29 15:23:39,323 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [cleanerErr0ASSERT_VIOLATIONDATA_RACE, cleanerErr1ASSERT_VIOLATIONDATA_RACE, cleanerErr2ASSERT_VIOLATIONDATA_RACE, cleanerErr3ASSERT_VIOLATIONDATA_RACE (and 48 more)] === [2024-10-29 15:23:39,324 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-29 15:23:39,324 INFO L85 PathProgramCache]: Analyzing trace with hash 793970282, now seen corresponding path program 1 times [2024-10-29 15:23:39,324 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-29 15:23:39,325 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1886679983] [2024-10-29 15:23:39,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-29 15:23:39,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-29 15:23:39,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-29 15:23:39,525 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-29 15:23:39,526 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-29 15:23:39,526 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1886679983] [2024-10-29 15:23:39,526 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1886679983] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-29 15:23:39,527 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-29 15:23:39,527 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-29 15:23:39,527 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [964515777] [2024-10-29 15:23:39,527 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-29 15:23:39,529 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-29 15:23:39,531 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-29 15:23:39,532 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-29 15:23:39,532 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-29 15:23:39,533 INFO L87 Difference]: Start difference. First operand 160644 states and 475557 transitions. Second operand has 3 states, 2 states have (on average 76.0) internal successors, (152), 3 states have internal predecessors, (152), 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) [2024-10-29 15:23:40,731 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-29 15:23:40,732 INFO L93 Difference]: Finished difference Result 160644 states and 475557 transitions. [2024-10-29 15:23:40,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-29 15:23:40,732 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 76.0) internal successors, (152), 3 states have internal predecessors, (152), 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) Word has length 152 [2024-10-29 15:23:40,733 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-29 15:23:42,488 INFO L225 Difference]: With dead ends: 160644 [2024-10-29 15:23:42,489 INFO L226 Difference]: Without dead ends: 155735 [2024-10-29 15:23:42,545 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-29 15:23:42,547 INFO L432 NwaCegarLoop]: 355 mSDtfsCounter, 222 mSDsluCounter, 148 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 222 SdHoareTripleChecker+Valid, 503 SdHoareTripleChecker+Invalid, 38 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-29 15:23:42,547 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [222 Valid, 503 Invalid, 38 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-29 15:23:42,762 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 155735 states. [2024-10-29 15:23:46,608 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 155735 to 155735. [2024-10-29 15:23:46,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 155735 states, 155058 states have (on average 2.9734679926221155) internal successors, (461060), 155734 states have internal predecessors, (461060), 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) [2024-10-29 15:23:48,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155735 states to 155735 states and 461060 transitions. [2024-10-29 15:23:48,643 INFO L78 Accepts]: Start accepts. Automaton has 155735 states and 461060 transitions. Word has length 152 [2024-10-29 15:23:48,644 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-29 15:23:48,644 INFO L471 AbstractCegarLoop]: Abstraction has 155735 states and 461060 transitions. [2024-10-29 15:23:48,644 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 76.0) internal successors, (152), 3 states have internal predecessors, (152), 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) [2024-10-29 15:23:48,644 INFO L276 IsEmpty]: Start isEmpty. Operand 155735 states and 461060 transitions. [2024-10-29 15:23:48,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2024-10-29 15:23:48,647 INFO L207 NwaCegarLoop]: Found error trace [2024-10-29 15:23:48,647 INFO L215 NwaCegarLoop]: 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-29 15:23:48,647 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-29 15:23:48,648 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [cleanerErr0ASSERT_VIOLATIONDATA_RACE, cleanerErr1ASSERT_VIOLATIONDATA_RACE, cleanerErr2ASSERT_VIOLATIONDATA_RACE, cleanerErr3ASSERT_VIOLATIONDATA_RACE (and 48 more)] === [2024-10-29 15:23:48,648 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-29 15:23:48,649 INFO L85 PathProgramCache]: Analyzing trace with hash 1272139346, now seen corresponding path program 1 times [2024-10-29 15:23:48,649 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-29 15:23:48,649 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1879797898] [2024-10-29 15:23:48,649 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-29 15:23:48,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-29 15:23:48,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-29 15:23:48,785 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-29 15:23:48,785 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-29 15:23:48,786 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1879797898] [2024-10-29 15:23:48,786 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1879797898] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-29 15:23:48,786 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-29 15:23:48,786 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-29 15:23:48,786 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [572598575] [2024-10-29 15:23:48,787 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-29 15:23:48,787 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-29 15:23:48,787 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-29 15:23:48,790 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-29 15:23:48,790 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-29 15:23:48,791 INFO L87 Difference]: Start difference. First operand 155735 states and 461060 transitions. Second operand has 3 states, 2 states have (on average 82.5) internal successors, (165), 3 states have internal predecessors, (165), 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) [2024-10-29 15:23:50,624 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-29 15:23:50,624 INFO L93 Difference]: Finished difference Result 155735 states and 461060 transitions. [2024-10-29 15:23:50,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-29 15:23:50,625 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 82.5) internal successors, (165), 3 states have internal predecessors, (165), 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) Word has length 165 [2024-10-29 15:23:50,626 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-29 15:23:51,501 INFO L225 Difference]: With dead ends: 155735 [2024-10-29 15:23:51,502 INFO L226 Difference]: Without dead ends: 155734 [2024-10-29 15:23:51,553 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-29 15:23:51,554 INFO L432 NwaCegarLoop]: 360 mSDtfsCounter, 2 mSDsluCounter, 345 mSDsCounter, 0 mSdLazyCounter, 48 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 705 SdHoareTripleChecker+Invalid, 48 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 48 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-29 15:23:51,555 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 705 Invalid, 48 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 48 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-29 15:23:51,756 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 155734 states. [2024-10-29 15:23:55,060 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 155734 to 155734. [2024-10-29 15:23:55,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 155734 states, 155058 states have (on average 2.973461543422461) internal successors, (461059), 155733 states have internal predecessors, (461059), 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) [2024-10-29 15:23:56,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155734 states to 155734 states and 461059 transitions. [2024-10-29 15:23:57,272 INFO L78 Accepts]: Start accepts. Automaton has 155734 states and 461059 transitions. Word has length 165 [2024-10-29 15:23:57,273 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-29 15:23:57,273 INFO L471 AbstractCegarLoop]: Abstraction has 155734 states and 461059 transitions. [2024-10-29 15:23:57,273 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 82.5) internal successors, (165), 3 states have internal predecessors, (165), 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) [2024-10-29 15:23:57,273 INFO L276 IsEmpty]: Start isEmpty. Operand 155734 states and 461059 transitions. [2024-10-29 15:23:57,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2024-10-29 15:23:57,275 INFO L207 NwaCegarLoop]: Found error trace [2024-10-29 15:23:57,276 INFO L215 NwaCegarLoop]: 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-29 15:23:57,276 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-29 15:23:57,276 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [cleanerErr0ASSERT_VIOLATIONDATA_RACE, cleanerErr1ASSERT_VIOLATIONDATA_RACE, cleanerErr2ASSERT_VIOLATIONDATA_RACE, cleanerErr3ASSERT_VIOLATIONDATA_RACE (and 48 more)] === [2024-10-29 15:23:57,276 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-29 15:23:57,277 INFO L85 PathProgramCache]: Analyzing trace with hash -2019363145, now seen corresponding path program 1 times [2024-10-29 15:23:57,277 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-29 15:23:57,277 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1057435775] [2024-10-29 15:23:57,277 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-29 15:23:57,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-29 15:23:57,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-29 15:23:57,426 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-29 15:23:57,427 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-29 15:23:57,427 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1057435775] [2024-10-29 15:23:57,427 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1057435775] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-29 15:23:57,427 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-29 15:23:57,428 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-29 15:23:57,428 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1992292533] [2024-10-29 15:23:57,428 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-29 15:23:57,428 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-29 15:23:57,429 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-29 15:23:57,433 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-29 15:23:57,433 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-29 15:23:57,434 INFO L87 Difference]: Start difference. First operand 155734 states and 461059 transitions. Second operand has 3 states, 2 states have (on average 88.5) internal successors, (177), 3 states have internal predecessors, (177), 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) [2024-10-29 15:23:58,466 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-29 15:23:58,466 INFO L93 Difference]: Finished difference Result 155734 states and 461059 transitions. [2024-10-29 15:23:58,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-29 15:23:58,467 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 88.5) internal successors, (177), 3 states have internal predecessors, (177), 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) Word has length 177 [2024-10-29 15:23:58,467 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-29 15:24:00,395 INFO L225 Difference]: With dead ends: 155734 [2024-10-29 15:24:00,395 INFO L226 Difference]: Without dead ends: 155733 [2024-10-29 15:24:00,428 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-29 15:24:00,429 INFO L432 NwaCegarLoop]: 359 mSDtfsCounter, 2 mSDsluCounter, 344 mSDsCounter, 0 mSdLazyCounter, 48 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 703 SdHoareTripleChecker+Invalid, 48 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 48 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-29 15:24:00,429 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 703 Invalid, 48 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 48 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-29 15:24:00,608 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 155733 states. [2024-10-29 15:24:04,198 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 155733 to 155733. [2024-10-29 15:24:04,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 155733 states, 155058 states have (on average 2.973455094222807) internal successors, (461058), 155732 states have internal predecessors, (461058), 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) [2024-10-29 15:24:04,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155733 states to 155733 states and 461058 transitions. [2024-10-29 15:24:05,266 INFO L78 Accepts]: Start accepts. Automaton has 155733 states and 461058 transitions. Word has length 177 [2024-10-29 15:24:05,267 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-29 15:24:05,267 INFO L471 AbstractCegarLoop]: Abstraction has 155733 states and 461058 transitions. [2024-10-29 15:24:05,267 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 88.5) internal successors, (177), 3 states have internal predecessors, (177), 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) [2024-10-29 15:24:05,267 INFO L276 IsEmpty]: Start isEmpty. Operand 155733 states and 461058 transitions. [2024-10-29 15:24:05,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2024-10-29 15:24:05,269 INFO L207 NwaCegarLoop]: Found error trace [2024-10-29 15:24:05,269 INFO L215 NwaCegarLoop]: 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-29 15:24:05,269 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-29 15:24:05,269 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE === [cleanerErr0ASSERT_VIOLATIONDATA_RACE, cleanerErr1ASSERT_VIOLATIONDATA_RACE, cleanerErr2ASSERT_VIOLATIONDATA_RACE, cleanerErr3ASSERT_VIOLATIONDATA_RACE (and 48 more)] === [2024-10-29 15:24:05,270 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-29 15:24:05,270 INFO L85 PathProgramCache]: Analyzing trace with hash -32302340, now seen corresponding path program 1 times [2024-10-29 15:24:05,270 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-29 15:24:05,270 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [182389977] [2024-10-29 15:24:05,270 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-29 15:24:05,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-29 15:24:05,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-29 15:24:05,370 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-29 15:24:05,371 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-29 15:24:05,371 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [182389977] [2024-10-29 15:24:05,371 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [182389977] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-29 15:24:05,372 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-29 15:24:05,372 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-29 15:24:05,372 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1006238512] [2024-10-29 15:24:05,372 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-29 15:24:05,372 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-29 15:24:05,373 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-29 15:24:05,373 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-29 15:24:05,373 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-29 15:24:05,374 INFO L87 Difference]: Start difference. First operand 155733 states and 461058 transitions. Second operand has 3 states, 2 states have (on average 93.0) internal successors, (186), 3 states have internal predecessors, (186), 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)