./Ultimate.py --spec ../sv-benchmarks/c/properties/no-data-race.prp --file ../sv-benchmarks/c/pthread-race-challenges/per-thread-index-bitmask-race-3.i --full-output --witness-type violation_witness --validate ../results-verified/LOGDIR/SV-COMP24_no-data-race/per-thread-index-bitmask-race-3.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-index-bitmask-race-3.i ../results-verified/LOGDIR/SV-COMP24_no-data-race/per-thread-index-bitmask-race-3.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 15:23:20,461 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-29 15:23:20,538 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2024-10-29 15:23:20,563 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-29 15:23:20,563 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-29 15:23:20,590 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-29 15:23:20,590 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-29 15:23:20,591 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-29 15:23:20,592 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-29 15:23:20,593 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-29 15:23:20,593 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-29 15:23:20,594 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-29 15:23:20,594 INFO L153 SettingsManager]: * Use SBE=true [2024-10-29 15:23:20,595 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-29 15:23:20,595 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-29 15:23:20,595 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-29 15:23:20,595 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-29 15:23:20,596 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-29 15:23:20,599 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-29 15:23:20,599 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-29 15:23:20,599 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-29 15:23:20,600 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-29 15:23:20,600 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-10-29 15:23:20,601 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-29 15:23:20,601 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-29 15:23:20,601 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-29 15:23:20,601 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-29 15:23:20,602 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-29 15:23:20,602 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-29 15:23:20,602 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-29 15:23:20,603 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-29 15:23:20,603 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-29 15:23:20,607 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-29 15:23:20,607 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-29 15:23:20,607 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-29 15:23:20,608 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-29 15:23:20,608 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-29 15:23:20,609 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-29 15:23:20,609 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-29 15:23:20,609 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-29 15:23:20,609 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-29 15:23:20,610 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-10-29 15:23:20,868 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-29 15:23:20,894 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-29 15:23:20,898 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-29 15:23:20,899 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-10-29 15:23:20,900 INFO L274 PluginConnector]: Witness Parser initialized [2024-10-29 15:23:20,901 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../results-verified/LOGDIR/SV-COMP24_no-data-race/per-thread-index-bitmask-race-3.yml/witness.graphml [2024-10-29 15:23:20,976 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-29 15:23:20,977 INFO L274 PluginConnector]: CDTParser initialized [2024-10-29 15:23:20,977 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-race-challenges/per-thread-index-bitmask-race-3.i [2024-10-29 15:23:22,451 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-29 15:23:22,716 INFO L384 CDTParser]: Found 1 translation units. [2024-10-29 15:23:22,717 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-race-challenges/per-thread-index-bitmask-race-3.i [2024-10-29 15:23:22,744 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e4a8f5623/adc149cf9f2141e28d27e5f7f78e6d01/FLAG46c018290 [2024-10-29 15:23:22,759 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e4a8f5623/adc149cf9f2141e28d27e5f7f78e6d01 [2024-10-29 15:23:22,759 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-29 15:23:22,760 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-10-29 15:23:22,764 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-29 15:23:22,764 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-29 15:23:22,769 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-29 15:23:22,770 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.graphml de.uni_freiburg.informatik.ultimate.witnessparser VIOLATION_WITNESS 29.10 03:23:20" (1/2) ... [2024-10-29 15:23:22,773 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ccf1ed3 and model type witness.graphml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator VIOLATION_WITNESS 29.10 03:23:22, skipping insertion in model container [2024-10-29 15:23:22,773 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.graphml de.uni_freiburg.informatik.ultimate.witnessparser VIOLATION_WITNESS 29.10 03:23:20" (1/2) ... [2024-10-29 15:23:22,774 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2c357be and model type witness.graphml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator VIOLATION_WITNESS 29.10 03:23:22, skipping insertion in model container [2024-10-29 15:23:22,775 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:23:22" (2/2) ... [2024-10-29 15:23:22,775 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ccf1ed3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:23:22, skipping insertion in model container [2024-10-29 15:23:22,775 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:23:22" (2/2) ... [2024-10-29 15:23:22,825 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-29 15:23:23,304 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-29 15:23:23,318 INFO L200 MainTranslator]: Completed pre-run [2024-10-29 15:23:23,362 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-29 15:23:23,422 INFO L204 MainTranslator]: Completed translation [2024-10-29 15:23:23,422 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:23:23 WrapperNode [2024-10-29 15:23:23,423 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-29 15:23:23,424 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-29 15:23:23,424 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-29 15:23:23,424 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-29 15:23:23,430 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:23:23" (1/1) ... [2024-10-29 15:23:23,450 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:23:23" (1/1) ... [2024-10-29 15:23:23,482 INFO L138 Inliner]: procedures = 277, calls = 22, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 145 [2024-10-29 15:23:23,483 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-29 15:23:23,484 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-29 15:23:23,484 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-29 15:23:23,484 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-29 15:23:23,494 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:23:23" (1/1) ... [2024-10-29 15:23:23,494 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:23:23" (1/1) ... [2024-10-29 15:23:23,504 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:23:23" (1/1) ... [2024-10-29 15:23:23,504 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:23:23" (1/1) ... [2024-10-29 15:23:23,520 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:23:23" (1/1) ... [2024-10-29 15:23:23,526 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:23:23" (1/1) ... [2024-10-29 15:23:23,532 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:23:23" (1/1) ... [2024-10-29 15:23:23,534 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:23:23" (1/1) ... [2024-10-29 15:23:23,537 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-29 15:23:23,538 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-29 15:23:23,538 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-29 15:23:23,538 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-29 15:23:23,539 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:23:23" (1/1) ... [2024-10-29 15:23:23,548 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-29 15:23:23,559 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-29 15:23:23,578 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 15:23:23,582 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 15:23:23,640 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-29 15:23:23,641 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-10-29 15:23:23,641 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-10-29 15:23:23,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-10-29 15:23:23,641 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-10-29 15:23:23,641 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-29 15:23:23,641 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-29 15:23:23,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-10-29 15:23:23,642 INFO L130 BoogieDeclarations]: Found specification of procedure thread [2024-10-29 15:23:23,642 INFO L138 BoogieDeclarations]: Found implementation of procedure thread [2024-10-29 15:23:23,642 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-29 15:23:23,642 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-29 15:23:23,643 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 15:23:23,789 INFO L238 CfgBuilder]: Building ICFG [2024-10-29 15:23:23,790 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-29 15:23:24,133 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-10-29 15:23:24,133 INFO L287 CfgBuilder]: Performing block encoding [2024-10-29 15:23:24,171 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-29 15:23:24,171 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-10-29 15:23:24,172 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:23:24 BoogieIcfgContainer [2024-10-29 15:23:24,172 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-29 15:23:24,178 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-29 15:23:24,178 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-29 15:23:24,183 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-29 15:23:24,183 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.graphml de.uni_freiburg.informatik.ultimate.witnessparser VIOLATION_WITNESS 29.10 03:23:20" (1/4) ... [2024-10-29 15:23:24,184 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@54908d25 and model type witness.graphml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction VIOLATION_WITNESS 29.10 03:23:24, skipping insertion in model container [2024-10-29 15:23:24,184 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 03:23:22" (2/4) ... [2024-10-29 15:23:24,186 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@54908d25 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 03:23:24, skipping insertion in model container [2024-10-29 15:23:24,186 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:23:23" (3/4) ... [2024-10-29 15:23:24,187 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@54908d25 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 03:23:24, skipping insertion in model container [2024-10-29 15:23:24,188 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:23:24" (4/4) ... [2024-10-29 15:23:24,189 INFO L112 eAbstractionObserver]: Analyzing ICFG per-thread-index-bitmask-race-3.i [2024-10-29 15:23:24,190 WARN L117 eAbstractionObserver]: Found a witness automaton. I will only consider traces that are accepted by the witness automaton [2024-10-29 15:23:24,211 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:None NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-29 15:23:24,212 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 11 error locations. [2024-10-29 15:23:24,212 INFO L489 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-10-29 15:23:24,315 INFO L143 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2024-10-29 15:23:24,335 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 15:23:24,354 INFO L113 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 187 places, 202 transitions, 411 flow [2024-10-29 15:23:24,516 INFO L135 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 4213 states, 4161 states have (on average 2.1571737563085795) internal successors, (8976), 4212 states have internal predecessors, (8976), 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 15:23:24,550 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-29 15:23:24,558 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;@74162685, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-29 15:23:24,559 INFO L334 AbstractCegarLoop]: Starting to check reachability of 16 error locations. [2024-10-29 15:23:24,574 INFO L276 IsEmpty]: Start isEmpty. Operand has 4213 states, 4161 states have (on average 2.1571737563085795) internal successors, (8976), 4212 states have internal predecessors, (8976), 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 15:23:24,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-10-29 15:23:24,581 INFO L207 NwaCegarLoop]: Found error trace [2024-10-29 15:23:24,582 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] [2024-10-29 15:23:24,583 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 13 more)] === [2024-10-29 15:23:24,587 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-29 15:23:24,588 INFO L85 PathProgramCache]: Analyzing trace with hash -1455706932, now seen corresponding path program 1 times [2024-10-29 15:23:24,596 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-29 15:23:24,596 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [564140363] [2024-10-29 15:23:24,597 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-29 15:23:24,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-29 15:23:24,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-29 15:23:24,876 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 15:23:24,876 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-29 15:23:24,877 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [564140363] [2024-10-29 15:23:24,877 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [564140363] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-29 15:23:24,877 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-29 15:23:24,878 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-29 15:23:24,880 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [968879739] [2024-10-29 15:23:24,881 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-29 15:23:24,884 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-29 15:23:24,884 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-29 15:23:24,901 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-29 15:23:24,902 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-29 15:23:24,913 INFO L87 Difference]: Start difference. First operand has 4213 states, 4161 states have (on average 2.1571737563085795) internal successors, (8976), 4212 states have internal predecessors, (8976), 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 18.5) internal successors, (37), 3 states have internal predecessors, (37), 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 15:23:25,124 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-29 15:23:25,125 INFO L93 Difference]: Finished difference Result 8403 states and 17929 transitions. [2024-10-29 15:23:25,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-29 15:23:25,135 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 18.5) internal successors, (37), 3 states have internal predecessors, (37), 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 37 [2024-10-29 15:23:25,135 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-29 15:23:25,195 INFO L225 Difference]: With dead ends: 8403 [2024-10-29 15:23:25,195 INFO L226 Difference]: Without dead ends: 4161 [2024-10-29 15:23:25,212 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 15:23:25,216 INFO L432 NwaCegarLoop]: 183 mSDtfsCounter, 2 mSDsluCounter, 171 mSDsCounter, 0 mSdLazyCounter, 37 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 354 SdHoareTripleChecker+Invalid, 37 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 37 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-29 15:23:25,217 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 354 Invalid, 37 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 37 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-29 15:23:25,243 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4161 states. [2024-10-29 15:23:25,407 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4161 to 4161. [2024-10-29 15:23:25,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4161 states, 4112 states have (on average 2.1366731517509727) internal successors, (8786), 4160 states have internal predecessors, (8786), 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 15:23:25,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4161 states to 4161 states and 8786 transitions. [2024-10-29 15:23:25,455 INFO L78 Accepts]: Start accepts. Automaton has 4161 states and 8786 transitions. Word has length 37 [2024-10-29 15:23:25,457 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-29 15:23:25,457 INFO L471 AbstractCegarLoop]: Abstraction has 4161 states and 8786 transitions. [2024-10-29 15:23:25,458 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 18.5) internal successors, (37), 3 states have internal predecessors, (37), 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 15:23:25,458 INFO L276 IsEmpty]: Start isEmpty. Operand 4161 states and 8786 transitions. [2024-10-29 15:23:25,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-10-29 15:23:25,460 INFO L207 NwaCegarLoop]: Found error trace [2024-10-29 15:23:25,460 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] [2024-10-29 15:23:25,461 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-29 15:23:25,462 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 13 more)] === [2024-10-29 15:23:25,463 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-29 15:23:25,464 INFO L85 PathProgramCache]: Analyzing trace with hash 66535494, now seen corresponding path program 1 times [2024-10-29 15:23:25,464 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-29 15:23:25,464 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1730327438] [2024-10-29 15:23:25,465 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-29 15:23:25,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-29 15:23:25,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-29 15:23:25,589 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 15:23:25,590 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-29 15:23:25,590 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1730327438] [2024-10-29 15:23:25,590 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1730327438] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-29 15:23:25,591 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-29 15:23:25,591 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-29 15:23:25,591 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1787745158] [2024-10-29 15:23:25,591 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-29 15:23:25,592 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-29 15:23:25,592 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-29 15:23:25,593 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-29 15:23:25,593 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-29 15:23:25,594 INFO L87 Difference]: Start difference. First operand 4161 states and 8786 transitions. Second operand has 3 states, 2 states have (on average 22.5) internal successors, (45), 3 states have internal predecessors, (45), 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 15:23:25,748 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-29 15:23:25,748 INFO L93 Difference]: Finished difference Result 4838 states and 10241 transitions. [2024-10-29 15:23:25,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-29 15:23:25,749 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 22.5) internal successors, (45), 3 states have internal predecessors, (45), 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 45 [2024-10-29 15:23:25,749 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-29 15:23:25,785 INFO L225 Difference]: With dead ends: 4838 [2024-10-29 15:23:25,785 INFO L226 Difference]: Without dead ends: 4657 [2024-10-29 15:23:25,789 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 15:23:25,791 INFO L432 NwaCegarLoop]: 251 mSDtfsCounter, 141 mSDsluCounter, 167 mSDsCounter, 0 mSdLazyCounter, 46 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 141 SdHoareTripleChecker+Valid, 418 SdHoareTripleChecker+Invalid, 54 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 46 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-29 15:23:25,791 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [141 Valid, 418 Invalid, 54 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 46 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-29 15:23:25,803 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4657 states. [2024-10-29 15:23:25,943 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4657 to 4058. [2024-10-29 15:23:25,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4058 states, 4021 states have (on average 2.129569758766476) internal successors, (8563), 4057 states have internal predecessors, (8563), 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 15:23:25,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4058 states to 4058 states and 8563 transitions. [2024-10-29 15:23:25,974 INFO L78 Accepts]: Start accepts. Automaton has 4058 states and 8563 transitions. Word has length 45 [2024-10-29 15:23:25,974 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-29 15:23:25,975 INFO L471 AbstractCegarLoop]: Abstraction has 4058 states and 8563 transitions. [2024-10-29 15:23:25,975 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 22.5) internal successors, (45), 3 states have internal predecessors, (45), 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 15:23:25,975 INFO L276 IsEmpty]: Start isEmpty. Operand 4058 states and 8563 transitions. [2024-10-29 15:23:25,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-10-29 15:23:25,976 INFO L207 NwaCegarLoop]: Found error trace [2024-10-29 15:23:25,976 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] [2024-10-29 15:23:25,977 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-29 15:23:25,977 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 13 more)] === [2024-10-29 15:23:25,978 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-29 15:23:25,978 INFO L85 PathProgramCache]: Analyzing trace with hash -1209265366, now seen corresponding path program 1 times [2024-10-29 15:23:25,978 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-29 15:23:25,978 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1821639389] [2024-10-29 15:23:25,978 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-29 15:23:25,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-29 15:23:25,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-29 15:23:26,035 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 15:23:26,035 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-29 15:23:26,036 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1821639389] [2024-10-29 15:23:26,036 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1821639389] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-29 15:23:26,036 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-29 15:23:26,036 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-29 15:23:26,036 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [228982292] [2024-10-29 15:23:26,036 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-29 15:23:26,037 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-29 15:23:26,037 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-29 15:23:26,037 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-29 15:23:26,038 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-29 15:23:26,038 INFO L87 Difference]: Start difference. First operand 4058 states and 8563 transitions. Second operand has 3 states, 2 states have (on average 24.0) internal successors, (48), 3 states have internal predecessors, (48), 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 15:23:26,116 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-29 15:23:26,117 INFO L93 Difference]: Finished difference Result 4069 states and 8574 transitions. [2024-10-29 15:23:26,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-29 15:23:26,118 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 24.0) internal successors, (48), 3 states have internal predecessors, (48), 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 48 [2024-10-29 15:23:26,118 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-29 15:23:26,145 INFO L225 Difference]: With dead ends: 4069 [2024-10-29 15:23:26,145 INFO L226 Difference]: Without dead ends: 3895 [2024-10-29 15:23:26,148 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 15:23:26,149 INFO L432 NwaCegarLoop]: 269 mSDtfsCounter, 150 mSDsluCounter, 127 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 150 SdHoareTripleChecker+Valid, 396 SdHoareTripleChecker+Invalid, 34 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-29 15:23:26,149 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [150 Valid, 396 Invalid, 34 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 32 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-29 15:23:26,156 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3895 states. [2024-10-29 15:23:26,229 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3895 to 3887. [2024-10-29 15:23:26,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3887 states, 3861 states have (on average 2.127687127687128) internal successors, (8215), 3886 states have internal predecessors, (8215), 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 15:23:26,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3887 states to 3887 states and 8215 transitions. [2024-10-29 15:23:26,259 INFO L78 Accepts]: Start accepts. Automaton has 3887 states and 8215 transitions. Word has length 48 [2024-10-29 15:23:26,260 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-29 15:23:26,260 INFO L471 AbstractCegarLoop]: Abstraction has 3887 states and 8215 transitions. [2024-10-29 15:23:26,260 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 24.0) internal successors, (48), 3 states have internal predecessors, (48), 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 15:23:26,260 INFO L276 IsEmpty]: Start isEmpty. Operand 3887 states and 8215 transitions. [2024-10-29 15:23:26,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-10-29 15:23:26,261 INFO L207 NwaCegarLoop]: Found error trace [2024-10-29 15:23:26,261 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] [2024-10-29 15:23:26,262 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-29 15:23:26,262 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 13 more)] === [2024-10-29 15:23:26,262 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-29 15:23:26,263 INFO L85 PathProgramCache]: Analyzing trace with hash -1080239920, now seen corresponding path program 1 times [2024-10-29 15:23:26,263 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-29 15:23:26,263 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1760754788] [2024-10-29 15:23:26,263 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-29 15:23:26,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-29 15:23:26,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-29 15:23:26,419 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-29 15:23:26,420 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-29 15:23:26,420 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1760754788] [2024-10-29 15:23:26,420 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1760754788] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-29 15:23:26,420 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-29 15:23:26,420 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-29 15:23:26,420 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [930681807] [2024-10-29 15:23:26,420 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-29 15:23:26,421 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-29 15:23:26,421 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-29 15:23:26,422 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-29 15:23:26,422 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-10-29 15:23:26,422 INFO L87 Difference]: Start difference. First operand 3887 states and 8215 transitions. Second operand has 5 states, 5 states have (on average 10.0) internal successors, (50), 5 states have internal predecessors, (50), 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 15:23:26,596 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-29 15:23:26,596 INFO L93 Difference]: Finished difference Result 3895 states and 8222 transitions. [2024-10-29 15:23:26,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-29 15:23:26,597 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.0) internal successors, (50), 5 states have internal predecessors, (50), 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 50 [2024-10-29 15:23:26,598 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-29 15:23:26,620 INFO L225 Difference]: With dead ends: 3895 [2024-10-29 15:23:26,620 INFO L226 Difference]: Without dead ends: 3885 [2024-10-29 15:23:26,622 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2024-10-29 15:23:26,622 INFO L432 NwaCegarLoop]: 170 mSDtfsCounter, 122 mSDsluCounter, 472 mSDsCounter, 0 mSdLazyCounter, 123 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 122 SdHoareTripleChecker+Valid, 642 SdHoareTripleChecker+Invalid, 123 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 123 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-29 15:23:26,623 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [122 Valid, 642 Invalid, 123 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 123 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-29 15:23:26,631 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3885 states. [2024-10-29 15:23:26,690 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3885 to 3885. [2024-10-29 15:23:26,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3885 states, 3859 states have (on average 2.1280124384555585) internal successors, (8212), 3884 states have internal predecessors, (8212), 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 15:23:26,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3885 states to 3885 states and 8212 transitions. [2024-10-29 15:23:26,724 INFO L78 Accepts]: Start accepts. Automaton has 3885 states and 8212 transitions. Word has length 50 [2024-10-29 15:23:26,725 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-29 15:23:26,725 INFO L471 AbstractCegarLoop]: Abstraction has 3885 states and 8212 transitions. [2024-10-29 15:23:26,726 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.0) internal successors, (50), 5 states have internal predecessors, (50), 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 15:23:26,728 INFO L276 IsEmpty]: Start isEmpty. Operand 3885 states and 8212 transitions. [2024-10-29 15:23:26,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2024-10-29 15:23:26,730 INFO L207 NwaCegarLoop]: Found error trace [2024-10-29 15:23:26,730 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] [2024-10-29 15:23:26,731 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-29 15:23:26,731 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 13 more)] === [2024-10-29 15:23:26,732 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-29 15:23:26,732 INFO L85 PathProgramCache]: Analyzing trace with hash 598568740, now seen corresponding path program 1 times [2024-10-29 15:23:26,732 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-29 15:23:26,732 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2054598581] [2024-10-29 15:23:26,732 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-29 15:23:26,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-29 15:23:26,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-29 15:23:26,838 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 15:23:26,838 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-29 15:23:26,839 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2054598581] [2024-10-29 15:23:26,839 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2054598581] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-29 15:23:26,840 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-29 15:23:26,840 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-29 15:23:26,840 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1932343904] [2024-10-29 15:23:26,840 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-29 15:23:26,840 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-29 15:23:26,842 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-29 15:23:26,842 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-29 15:23:26,842 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-29 15:23:26,842 INFO L87 Difference]: Start difference. First operand 3885 states and 8212 transitions. Second operand has 3 states, 3 states have (on average 21.0) internal successors, (63), 3 states have internal predecessors, (63), 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 15:23:26,949 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-29 15:23:26,949 INFO L93 Difference]: Finished difference Result 7704 states and 16351 transitions. [2024-10-29 15:23:26,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-29 15:23:26,950 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 21.0) internal successors, (63), 3 states have internal predecessors, (63), 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 63 [2024-10-29 15:23:26,950 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-29 15:23:26,985 INFO L225 Difference]: With dead ends: 7704 [2024-10-29 15:23:26,985 INFO L226 Difference]: Without dead ends: 3884 [2024-10-29 15:23:26,994 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 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 15:23:26,995 INFO L432 NwaCegarLoop]: 164 mSDtfsCounter, 45 mSDsluCounter, 120 mSDsCounter, 0 mSdLazyCounter, 64 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 45 SdHoareTripleChecker+Valid, 284 SdHoareTripleChecker+Invalid, 64 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 64 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-29 15:23:26,995 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [45 Valid, 284 Invalid, 64 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 64 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-29 15:23:27,004 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3884 states. [2024-10-29 15:23:27,094 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3884 to 3884. [2024-10-29 15:23:27,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3884 states, 3858 states have (on average 2.1280456194919646) internal successors, (8210), 3883 states have internal predecessors, (8210), 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 15:23:27,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3884 states to 3884 states and 8210 transitions. [2024-10-29 15:23:27,114 INFO L78 Accepts]: Start accepts. Automaton has 3884 states and 8210 transitions. Word has length 63 [2024-10-29 15:23:27,115 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-29 15:23:27,115 INFO L471 AbstractCegarLoop]: Abstraction has 3884 states and 8210 transitions. [2024-10-29 15:23:27,115 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.0) internal successors, (63), 3 states have internal predecessors, (63), 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 15:23:27,115 INFO L276 IsEmpty]: Start isEmpty. Operand 3884 states and 8210 transitions. [2024-10-29 15:23:27,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2024-10-29 15:23:27,116 INFO L207 NwaCegarLoop]: Found error trace [2024-10-29 15:23:27,116 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] [2024-10-29 15:23:27,117 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-10-29 15:23:27,117 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 13 more)] === [2024-10-29 15:23:27,117 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-29 15:23:27,118 INFO L85 PathProgramCache]: Analyzing trace with hash -1706518587, now seen corresponding path program 1 times [2024-10-29 15:23:27,118 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-29 15:23:27,118 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1249303727] [2024-10-29 15:23:27,118 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-29 15:23:27,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-29 15:23:27,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-29 15:23:27,211 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 15:23:27,211 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-29 15:23:27,211 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1249303727] [2024-10-29 15:23:27,211 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1249303727] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-29 15:23:27,211 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-29 15:23:27,212 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-29 15:23:27,212 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [631156181] [2024-10-29 15:23:27,212 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-29 15:23:27,212 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-29 15:23:27,212 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-29 15:23:27,213 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-29 15:23:27,213 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-10-29 15:23:27,213 INFO L87 Difference]: Start difference. First operand 3884 states and 8210 transitions. Second operand has 4 states, 4 states have (on average 18.25) internal successors, (73), 4 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-29 15:23:27,383 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-29 15:23:27,383 INFO L93 Difference]: Finished difference Result 9363 states and 20056 transitions. [2024-10-29 15:23:27,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-29 15:23:27,384 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 18.25) internal successors, (73), 4 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 73 [2024-10-29 15:23:27,384 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-29 15:23:27,415 INFO L225 Difference]: With dead ends: 9363 [2024-10-29 15:23:27,415 INFO L226 Difference]: Without dead ends: 5533 [2024-10-29 15:23:27,428 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-10-29 15:23:27,431 INFO L432 NwaCegarLoop]: 292 mSDtfsCounter, 236 mSDsluCounter, 354 mSDsCounter, 0 mSdLazyCounter, 131 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 236 SdHoareTripleChecker+Valid, 646 SdHoareTripleChecker+Invalid, 137 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 131 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-29 15:23:27,432 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [236 Valid, 646 Invalid, 137 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 131 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-29 15:23:27,441 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5533 states. [2024-10-29 15:23:27,516 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5533 to 3975. [2024-10-29 15:23:27,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3975 states, 3949 states have (on average 2.127120790073436) internal successors, (8400), 3974 states have internal predecessors, (8400), 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 15:23:27,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3975 states to 3975 states and 8400 transitions. [2024-10-29 15:23:27,548 INFO L78 Accepts]: Start accepts. Automaton has 3975 states and 8400 transitions. Word has length 73 [2024-10-29 15:23:27,549 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-29 15:23:27,549 INFO L471 AbstractCegarLoop]: Abstraction has 3975 states and 8400 transitions. [2024-10-29 15:23:27,549 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 18.25) internal successors, (73), 4 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-29 15:23:27,550 INFO L276 IsEmpty]: Start isEmpty. Operand 3975 states and 8400 transitions. [2024-10-29 15:23:27,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2024-10-29 15:23:27,550 INFO L207 NwaCegarLoop]: Found error trace [2024-10-29 15:23:27,551 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] [2024-10-29 15:23:27,551 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-10-29 15:23:27,551 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 13 more)] === [2024-10-29 15:23:27,551 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-29 15:23:27,552 INFO L85 PathProgramCache]: Analyzing trace with hash -67424456, now seen corresponding path program 1 times [2024-10-29 15:23:27,552 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-29 15:23:27,552 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [90221892] [2024-10-29 15:23:27,552 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-29 15:23:27,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-29 15:23:27,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-29 15:23:27,678 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 15:23:27,680 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-29 15:23:27,680 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [90221892] [2024-10-29 15:23:27,680 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [90221892] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-29 15:23:27,681 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-29 15:23:27,681 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-29 15:23:27,681 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1939160827] [2024-10-29 15:23:27,681 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-29 15:23:27,682 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-29 15:23:27,682 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-29 15:23:27,682 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-29 15:23:27,684 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-10-29 15:23:27,684 INFO L87 Difference]: Start difference. First operand 3975 states and 8400 transitions. Second operand has 4 states, 4 states have (on average 18.25) internal successors, (73), 4 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-29 15:23:27,843 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-29 15:23:27,844 INFO L93 Difference]: Finished difference Result 9411 states and 20114 transitions. [2024-10-29 15:23:27,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-29 15:23:27,844 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 18.25) internal successors, (73), 4 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 73 [2024-10-29 15:23:27,845 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-29 15:23:27,877 INFO L225 Difference]: With dead ends: 9411 [2024-10-29 15:23:27,877 INFO L226 Difference]: Without dead ends: 5491 [2024-10-29 15:23:27,887 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-10-29 15:23:27,889 INFO L432 NwaCegarLoop]: 293 mSDtfsCounter, 234 mSDsluCounter, 264 mSDsCounter, 0 mSdLazyCounter, 120 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 234 SdHoareTripleChecker+Valid, 557 SdHoareTripleChecker+Invalid, 125 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 120 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-29 15:23:27,889 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [234 Valid, 557 Invalid, 125 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 120 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-29 15:23:27,900 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5491 states. [2024-10-29 15:23:27,999 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5491 to 3927. [2024-10-29 15:23:28,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3927 states, 3901 states have (on average 2.1197128941297105) internal successors, (8269), 3926 states have internal predecessors, (8269), 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 15:23:28,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3927 states to 3927 states and 8269 transitions. [2024-10-29 15:23:28,035 INFO L78 Accepts]: Start accepts. Automaton has 3927 states and 8269 transitions. Word has length 73 [2024-10-29 15:23:28,036 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-29 15:23:28,036 INFO L471 AbstractCegarLoop]: Abstraction has 3927 states and 8269 transitions. [2024-10-29 15:23:28,037 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 18.25) internal successors, (73), 4 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-29 15:23:28,037 INFO L276 IsEmpty]: Start isEmpty. Operand 3927 states and 8269 transitions. [2024-10-29 15:23:28,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2024-10-29 15:23:28,039 INFO L207 NwaCegarLoop]: Found error trace [2024-10-29 15:23:28,040 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] [2024-10-29 15:23:28,040 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-10-29 15:23:28,041 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 13 more)] === [2024-10-29 15:23:28,041 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-29 15:23:28,041 INFO L85 PathProgramCache]: Analyzing trace with hash 1720457196, now seen corresponding path program 1 times [2024-10-29 15:23:28,042 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-29 15:23:28,042 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1943188204] [2024-10-29 15:23:28,044 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-29 15:23:28,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-29 15:23:28,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-29 15:23:28,165 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 15:23:28,165 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-29 15:23:28,165 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1943188204] [2024-10-29 15:23:28,166 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1943188204] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-29 15:23:28,166 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-29 15:23:28,166 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-29 15:23:28,166 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1873396703] [2024-10-29 15:23:28,167 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-29 15:23:28,167 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-29 15:23:28,167 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-29 15:23:28,168 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-29 15:23:28,168 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-10-29 15:23:28,168 INFO L87 Difference]: Start difference. First operand 3927 states and 8269 transitions. Second operand has 4 states, 4 states have (on average 18.5) internal successors, (74), 4 states have internal predecessors, (74), 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 15:23:28,313 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-29 15:23:28,314 INFO L93 Difference]: Finished difference Result 8546 states and 18115 transitions. [2024-10-29 15:23:28,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-29 15:23:28,315 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 18.5) internal successors, (74), 4 states have internal predecessors, (74), 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 74 [2024-10-29 15:23:28,315 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-29 15:23:28,351 INFO L225 Difference]: With dead ends: 8546 [2024-10-29 15:23:28,352 INFO L226 Difference]: Without dead ends: 4672 [2024-10-29 15:23:28,362 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-10-29 15:23:28,363 INFO L432 NwaCegarLoop]: 201 mSDtfsCounter, 118 mSDsluCounter, 218 mSDsCounter, 0 mSdLazyCounter, 102 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 118 SdHoareTripleChecker+Valid, 419 SdHoareTripleChecker+Invalid, 103 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 102 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-29 15:23:28,363 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [118 Valid, 419 Invalid, 103 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 102 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-29 15:23:28,370 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4672 states. [2024-10-29 15:23:28,435 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4672 to 3929. [2024-10-29 15:23:28,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3929 states, 3903 states have (on average 2.1191391237509607) internal successors, (8271), 3928 states have internal predecessors, (8271), 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 15:23:28,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3929 states to 3929 states and 8271 transitions. [2024-10-29 15:23:28,470 INFO L78 Accepts]: Start accepts. Automaton has 3929 states and 8271 transitions. Word has length 74 [2024-10-29 15:23:28,471 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-29 15:23:28,471 INFO L471 AbstractCegarLoop]: Abstraction has 3929 states and 8271 transitions. [2024-10-29 15:23:28,471 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 18.5) internal successors, (74), 4 states have internal predecessors, (74), 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 15:23:28,472 INFO L276 IsEmpty]: Start isEmpty. Operand 3929 states and 8271 transitions. [2024-10-29 15:23:28,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2024-10-29 15:23:28,473 INFO L207 NwaCegarLoop]: Found error trace [2024-10-29 15:23:28,473 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] [2024-10-29 15:23:28,473 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-10-29 15:23:28,473 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 13 more)] === [2024-10-29 15:23:28,474 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-29 15:23:28,474 INFO L85 PathProgramCache]: Analyzing trace with hash -846675250, now seen corresponding path program 1 times [2024-10-29 15:23:28,474 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-29 15:23:28,474 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1645598287] [2024-10-29 15:23:28,474 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-29 15:23:28,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-29 15:23:28,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-29 15:23:28,551 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 15:23:28,554 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-29 15:23:28,554 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1645598287] [2024-10-29 15:23:28,554 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1645598287] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-29 15:23:28,555 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-29 15:23:28,555 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-29 15:23:28,555 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [956097172] [2024-10-29 15:23:28,555 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-29 15:23:28,555 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-29 15:23:28,555 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-29 15:23:28,556 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-29 15:23:28,556 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-10-29 15:23:28,556 INFO L87 Difference]: Start difference. First operand 3929 states and 8271 transitions. Second operand has 4 states, 4 states have (on average 18.5) internal successors, (74), 4 states have internal predecessors, (74), 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 15:23:28,726 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-29 15:23:28,726 INFO L93 Difference]: Finished difference Result 9064 states and 19255 transitions. [2024-10-29 15:23:28,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-29 15:23:28,727 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 18.5) internal successors, (74), 4 states have internal predecessors, (74), 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 74 [2024-10-29 15:23:28,727 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-29 15:23:28,793 INFO L225 Difference]: With dead ends: 9064 [2024-10-29 15:23:28,794 INFO L226 Difference]: Without dead ends: 5199 [2024-10-29 15:23:28,802 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-10-29 15:23:28,804 INFO L432 NwaCegarLoop]: 289 mSDtfsCounter, 223 mSDsluCounter, 263 mSDsCounter, 0 mSdLazyCounter, 110 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 223 SdHoareTripleChecker+Valid, 552 SdHoareTripleChecker+Invalid, 115 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 110 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-29 15:23:28,805 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [223 Valid, 552 Invalid, 115 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 110 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-29 15:23:28,813 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5199 states. [2024-10-29 15:23:28,883 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5199 to 4043. [2024-10-29 15:23:28,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4043 states, 4017 states have (on average 2.120487926313169) internal successors, (8518), 4042 states have internal predecessors, (8518), 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 15:23:28,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4043 states to 4043 states and 8518 transitions. [2024-10-29 15:23:28,914 INFO L78 Accepts]: Start accepts. Automaton has 4043 states and 8518 transitions. Word has length 74 [2024-10-29 15:23:28,915 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-29 15:23:28,915 INFO L471 AbstractCegarLoop]: Abstraction has 4043 states and 8518 transitions. [2024-10-29 15:23:28,915 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 18.5) internal successors, (74), 4 states have internal predecessors, (74), 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 15:23:28,916 INFO L276 IsEmpty]: Start isEmpty. Operand 4043 states and 8518 transitions. [2024-10-29 15:23:28,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2024-10-29 15:23:28,916 INFO L207 NwaCegarLoop]: Found error trace [2024-10-29 15:23:28,916 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] [2024-10-29 15:23:28,916 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-10-29 15:23:28,917 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 13 more)] === [2024-10-29 15:23:28,917 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-29 15:23:28,917 INFO L85 PathProgramCache]: Analyzing trace with hash 12606003, now seen corresponding path program 1 times [2024-10-29 15:23:28,917 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-29 15:23:28,918 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2066845943] [2024-10-29 15:23:28,918 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-29 15:23:28,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-29 15:23:28,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-29 15:23:28,979 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 15:23:28,980 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-29 15:23:28,980 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2066845943] [2024-10-29 15:23:28,980 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2066845943] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-29 15:23:28,980 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-29 15:23:28,980 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-29 15:23:28,980 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [992656076] [2024-10-29 15:23:28,980 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-29 15:23:28,981 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-29 15:23:28,981 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-29 15:23:28,981 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-29 15:23:28,981 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-10-29 15:23:28,981 INFO L87 Difference]: Start difference. First operand 4043 states and 8518 transitions. Second operand has 4 states, 4 states have (on average 18.5) internal successors, (74), 4 states have internal predecessors, (74), 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 15:23:29,139 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-29 15:23:29,139 INFO L93 Difference]: Finished difference Result 8992 states and 19141 transitions. [2024-10-29 15:23:29,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-29 15:23:29,140 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 18.5) internal successors, (74), 4 states have internal predecessors, (74), 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 74 [2024-10-29 15:23:29,141 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-29 15:23:29,173 INFO L225 Difference]: With dead ends: 8992 [2024-10-29 15:23:29,173 INFO L226 Difference]: Without dead ends: 5031 [2024-10-29 15:23:29,184 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-10-29 15:23:29,185 INFO L432 NwaCegarLoop]: 284 mSDtfsCounter, 200 mSDsluCounter, 353 mSDsCounter, 0 mSdLazyCounter, 126 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 200 SdHoareTripleChecker+Valid, 637 SdHoareTripleChecker+Invalid, 131 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 126 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-29 15:23:29,186 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [200 Valid, 637 Invalid, 131 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 126 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-29 15:23:29,192 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5031 states. [2024-10-29 15:23:29,265 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5031 to 4560. [2024-10-29 15:23:29,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4560 states, 4534 states have (on average 2.123290692545214) internal successors, (9627), 4559 states have internal predecessors, (9627), 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 15:23:29,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4560 states to 4560 states and 9627 transitions. [2024-10-29 15:23:29,305 INFO L78 Accepts]: Start accepts. Automaton has 4560 states and 9627 transitions. Word has length 74 [2024-10-29 15:23:29,305 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-29 15:23:29,305 INFO L471 AbstractCegarLoop]: Abstraction has 4560 states and 9627 transitions. [2024-10-29 15:23:29,306 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 18.5) internal successors, (74), 4 states have internal predecessors, (74), 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 15:23:29,306 INFO L276 IsEmpty]: Start isEmpty. Operand 4560 states and 9627 transitions. [2024-10-29 15:23:29,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2024-10-29 15:23:29,306 INFO L207 NwaCegarLoop]: Found error trace [2024-10-29 15:23:29,306 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] [2024-10-29 15:23:29,307 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-10-29 15:23:29,307 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 13 more)] === [2024-10-29 15:23:29,307 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-29 15:23:29,307 INFO L85 PathProgramCache]: Analyzing trace with hash 918543710, now seen corresponding path program 1 times [2024-10-29 15:23:29,308 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-29 15:23:29,308 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1109297158] [2024-10-29 15:23:29,308 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-29 15:23:29,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-29 15:23:29,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-29 15:23:29,367 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 15:23:29,368 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-29 15:23:29,368 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1109297158] [2024-10-29 15:23:29,368 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1109297158] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-29 15:23:29,368 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-29 15:23:29,368 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-29 15:23:29,368 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1256511007] [2024-10-29 15:23:29,368 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-29 15:23:29,369 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-29 15:23:29,369 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-29 15:23:29,369 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-29 15:23:29,370 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-10-29 15:23:29,370 INFO L87 Difference]: Start difference. First operand 4560 states and 9627 transitions. Second operand has 4 states, 4 states have (on average 18.5) internal successors, (74), 4 states have internal predecessors, (74), 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 15:23:29,532 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-29 15:23:29,533 INFO L93 Difference]: Finished difference Result 9474 states and 20144 transitions. [2024-10-29 15:23:29,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-29 15:23:29,533 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 18.5) internal successors, (74), 4 states have internal predecessors, (74), 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 74 [2024-10-29 15:23:29,534 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-29 15:23:29,572 INFO L225 Difference]: With dead ends: 9474 [2024-10-29 15:23:29,572 INFO L226 Difference]: Without dead ends: 4997 [2024-10-29 15:23:29,584 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-10-29 15:23:29,585 INFO L432 NwaCegarLoop]: 286 mSDtfsCounter, 200 mSDsluCounter, 354 mSDsCounter, 0 mSdLazyCounter, 132 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 200 SdHoareTripleChecker+Valid, 640 SdHoareTripleChecker+Invalid, 137 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 132 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-29 15:23:29,585 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [200 Valid, 640 Invalid, 137 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 132 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-29 15:23:29,591 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4997 states. [2024-10-29 15:23:29,699 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4997 to 4596. [2024-10-29 15:23:29,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4596 states, 4570 states have (on average 2.122757111597374) internal successors, (9701), 4595 states have internal predecessors, (9701), 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 15:23:29,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4596 states to 4596 states and 9701 transitions. [2024-10-29 15:23:29,740 INFO L78 Accepts]: Start accepts. Automaton has 4596 states and 9701 transitions. Word has length 74 [2024-10-29 15:23:29,740 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-29 15:23:29,740 INFO L471 AbstractCegarLoop]: Abstraction has 4596 states and 9701 transitions. [2024-10-29 15:23:29,741 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 18.5) internal successors, (74), 4 states have internal predecessors, (74), 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 15:23:29,741 INFO L276 IsEmpty]: Start isEmpty. Operand 4596 states and 9701 transitions. [2024-10-29 15:23:29,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2024-10-29 15:23:29,742 INFO L207 NwaCegarLoop]: Found error trace [2024-10-29 15:23:29,742 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] [2024-10-29 15:23:29,742 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-10-29 15:23:29,742 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 13 more)] === [2024-10-29 15:23:29,743 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-29 15:23:29,743 INFO L85 PathProgramCache]: Analyzing trace with hash 875691218, now seen corresponding path program 1 times [2024-10-29 15:23:29,743 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-29 15:23:29,743 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1199299016] [2024-10-29 15:23:29,744 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-29 15:23:29,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-29 15:23:29,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-29 15:23:29,831 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 15:23:29,831 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-29 15:23:29,831 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1199299016] [2024-10-29 15:23:29,831 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1199299016] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-29 15:23:29,832 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-29 15:23:29,832 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-29 15:23:29,832 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1224838768] [2024-10-29 15:23:29,832 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-29 15:23:29,832 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-29 15:23:29,832 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-29 15:23:29,833 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-29 15:23:29,833 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-10-29 15:23:29,833 INFO L87 Difference]: Start difference. First operand 4596 states and 9701 transitions. Second operand has 4 states, 4 states have (on average 18.75) internal successors, (75), 4 states have internal predecessors, (75), 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 15:23:29,995 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-29 15:23:29,996 INFO L93 Difference]: Finished difference Result 9724 states and 20703 transitions. [2024-10-29 15:23:29,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-29 15:23:29,996 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 18.75) internal successors, (75), 4 states have internal predecessors, (75), 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 75 [2024-10-29 15:23:29,996 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-29 15:23:30,039 INFO L225 Difference]: With dead ends: 9724 [2024-10-29 15:23:30,041 INFO L226 Difference]: Without dead ends: 5209 [2024-10-29 15:23:30,053 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-10-29 15:23:30,054 INFO L432 NwaCegarLoop]: 237 mSDtfsCounter, 110 mSDsluCounter, 308 mSDsCounter, 0 mSdLazyCounter, 127 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 110 SdHoareTripleChecker+Valid, 545 SdHoareTripleChecker+Invalid, 128 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 127 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-29 15:23:30,055 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [110 Valid, 545 Invalid, 128 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 127 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-29 15:23:30,061 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5209 states. [2024-10-29 15:23:30,131 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5209 to 4866. [2024-10-29 15:23:30,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4866 states, 4840 states have (on average 2.1299586776859503) internal successors, (10309), 4865 states have internal predecessors, (10309), 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 15:23:30,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4866 states to 4866 states and 10309 transitions. [2024-10-29 15:23:30,180 INFO L78 Accepts]: Start accepts. Automaton has 4866 states and 10309 transitions. Word has length 75 [2024-10-29 15:23:30,181 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-29 15:23:30,181 INFO L471 AbstractCegarLoop]: Abstraction has 4866 states and 10309 transitions. [2024-10-29 15:23:30,181 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 18.75) internal successors, (75), 4 states have internal predecessors, (75), 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 15:23:30,182 INFO L276 IsEmpty]: Start isEmpty. Operand 4866 states and 10309 transitions. [2024-10-29 15:23:30,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2024-10-29 15:23:30,183 INFO L207 NwaCegarLoop]: Found error trace [2024-10-29 15:23:30,183 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] [2024-10-29 15:23:30,183 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-10-29 15:23:30,184 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 13 more)] === [2024-10-29 15:23:30,184 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-29 15:23:30,184 INFO L85 PathProgramCache]: Analyzing trace with hash 896008680, now seen corresponding path program 1 times [2024-10-29 15:23:30,185 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-29 15:23:30,185 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1191574493] [2024-10-29 15:23:30,185 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-29 15:23:30,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-29 15:23:30,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-29 15:23:30,225 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 15:23:30,226 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-29 15:23:30,226 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1191574493] [2024-10-29 15:23:30,226 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1191574493] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-29 15:23:30,226 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-29 15:23:30,226 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-29 15:23:30,226 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1387377550] [2024-10-29 15:23:30,227 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-29 15:23:30,227 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-29 15:23:30,227 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-29 15:23:30,227 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-29 15:23:30,227 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-29 15:23:30,228 INFO L87 Difference]: Start difference. First operand 4866 states and 10309 transitions. Second operand has 3 states, 2 states have (on average 37.5) internal successors, (75), 3 states have internal predecessors, (75), 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 15:23:30,308 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-29 15:23:30,308 INFO L93 Difference]: Finished difference Result 4975 states and 10536 transitions. [2024-10-29 15:23:30,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-29 15:23:30,309 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 37.5) internal successors, (75), 3 states have internal predecessors, (75), 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 75 [2024-10-29 15:23:30,309 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-29 15:23:30,350 INFO L225 Difference]: With dead ends: 4975 [2024-10-29 15:23:30,350 INFO L226 Difference]: Without dead ends: 4931 [2024-10-29 15:23:30,354 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 15:23:30,354 INFO L432 NwaCegarLoop]: 214 mSDtfsCounter, 45 mSDsluCounter, 161 mSDsCounter, 0 mSdLazyCounter, 54 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 45 SdHoareTripleChecker+Valid, 375 SdHoareTripleChecker+Invalid, 55 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 54 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-29 15:23:30,355 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [45 Valid, 375 Invalid, 55 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 54 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-29 15:23:30,361 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4931 states. [2024-10-29 15:23:30,430 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4931 to 4865. [2024-10-29 15:23:30,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4865 states, 4842 states have (on average 2.1292854192482444) internal successors, (10310), 4864 states have internal predecessors, (10310), 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 15:23:30,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4865 states to 4865 states and 10310 transitions. [2024-10-29 15:23:30,525 INFO L78 Accepts]: Start accepts. Automaton has 4865 states and 10310 transitions. Word has length 75 [2024-10-29 15:23:30,525 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-29 15:23:30,525 INFO L471 AbstractCegarLoop]: Abstraction has 4865 states and 10310 transitions. [2024-10-29 15:23:30,526 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 37.5) internal successors, (75), 3 states have internal predecessors, (75), 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 15:23:30,526 INFO L276 IsEmpty]: Start isEmpty. Operand 4865 states and 10310 transitions. [2024-10-29 15:23:30,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2024-10-29 15:23:30,526 INFO L207 NwaCegarLoop]: Found error trace [2024-10-29 15:23:30,527 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] [2024-10-29 15:23:30,527 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-10-29 15:23:30,527 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 13 more)] === [2024-10-29 15:23:30,528 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-29 15:23:30,528 INFO L85 PathProgramCache]: Analyzing trace with hash -198724552, now seen corresponding path program 1 times [2024-10-29 15:23:30,528 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-29 15:23:30,528 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [356975137] [2024-10-29 15:23:30,528 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-29 15:23:30,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-29 15:23:30,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-29 15:23:30,994 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 15:23:30,995 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-29 15:23:30,995 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [356975137] [2024-10-29 15:23:30,996 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [356975137] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-29 15:23:30,996 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-29 15:23:30,996 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-29 15:23:30,996 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [132090906] [2024-10-29 15:23:30,996 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-29 15:23:30,996 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-29 15:23:30,997 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-29 15:23:30,997 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-29 15:23:30,997 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-10-29 15:23:30,997 INFO L87 Difference]: Start difference. First operand 4865 states and 10310 transitions. Second operand has 6 states, 5 states have (on average 17.8) internal successors, (89), 6 states have internal predecessors, (89), 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 15:23:31,220 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-29 15:23:31,220 INFO L93 Difference]: Finished difference Result 5089 states and 10740 transitions. [2024-10-29 15:23:31,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-29 15:23:31,221 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 17.8) internal successors, (89), 6 states have internal predecessors, (89), 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 89 [2024-10-29 15:23:31,221 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-29 15:23:31,257 INFO L225 Difference]: With dead ends: 5089 [2024-10-29 15:23:31,257 INFO L226 Difference]: Without dead ends: 5045 [2024-10-29 15:23:31,260 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-10-29 15:23:31,261 INFO L432 NwaCegarLoop]: 279 mSDtfsCounter, 178 mSDsluCounter, 580 mSDsCounter, 0 mSdLazyCounter, 243 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 178 SdHoareTripleChecker+Valid, 859 SdHoareTripleChecker+Invalid, 245 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 243 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-29 15:23:31,261 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [178 Valid, 859 Invalid, 245 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 243 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-29 15:23:31,267 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5045 states. [2024-10-29 15:23:31,391 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5045 to 4981. [2024-10-29 15:23:31,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4981 states, 4960 states have (on average 2.127217741935484) internal successors, (10551), 4980 states have internal predecessors, (10551), 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 15:23:31,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4981 states to 4981 states and 10551 transitions. [2024-10-29 15:23:31,445 INFO L78 Accepts]: Start accepts. Automaton has 4981 states and 10551 transitions. Word has length 89 [2024-10-29 15:23:31,445 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-29 15:23:31,445 INFO L471 AbstractCegarLoop]: Abstraction has 4981 states and 10551 transitions. [2024-10-29 15:23:31,445 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 17.8) internal successors, (89), 6 states have internal predecessors, (89), 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 15:23:31,445 INFO L276 IsEmpty]: Start isEmpty. Operand 4981 states and 10551 transitions. [2024-10-29 15:23:31,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2024-10-29 15:23:31,447 INFO L207 NwaCegarLoop]: Found error trace [2024-10-29 15:23:31,447 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] [2024-10-29 15:23:31,447 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-10-29 15:23:31,447 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting threadErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 13 more)] === [2024-10-29 15:23:31,448 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-29 15:23:31,448 INFO L85 PathProgramCache]: Analyzing trace with hash -1451759375, now seen corresponding path program 1 times [2024-10-29 15:23:31,448 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-29 15:23:31,452 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [855848] [2024-10-29 15:23:31,453 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-29 15:23:31,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-29 15:23:31,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-29 15:23:32,000 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 15:23:32,000 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-29 15:23:32,000 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [855848] [2024-10-29 15:23:32,001 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [855848] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-29 15:23:32,001 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-29 15:23:32,001 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-29 15:23:32,001 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1751432356] [2024-10-29 15:23:32,001 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-29 15:23:32,002 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-29 15:23:32,002 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-29 15:23:32,002 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-29 15:23:32,002 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-10-29 15:23:32,003 INFO L87 Difference]: Start difference. First operand 4981 states and 10551 transitions. Second operand has 6 states, 5 states have (on average 20.6) internal successors, (103), 6 states have internal predecessors, (103), 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 15:23:32,287 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-29 15:23:32,287 INFO L93 Difference]: Finished difference Result 5081 states and 10733 transitions. [2024-10-29 15:23:32,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-29 15:23:32,288 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 20.6) internal successors, (103), 6 states have internal predecessors, (103), 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 103 [2024-10-29 15:23:32,288 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-29 15:23:32,329 INFO L225 Difference]: With dead ends: 5081 [2024-10-29 15:23:32,330 INFO L226 Difference]: Without dead ends: 4972 [2024-10-29 15:23:32,333 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-10-29 15:23:32,333 INFO L432 NwaCegarLoop]: 488 mSDtfsCounter, 364 mSDsluCounter, 618 mSDsCounter, 0 mSdLazyCounter, 288 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 364 SdHoareTripleChecker+Valid, 1106 SdHoareTripleChecker+Invalid, 290 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 288 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-29 15:23:32,334 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [364 Valid, 1106 Invalid, 290 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 288 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-29 15:23:32,341 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4972 states. [2024-10-29 15:23:32,408 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4972 to 4940. [2024-10-29 15:23:32,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4940 states, 4920 states have (on average 2.1237804878048783) internal successors, (10449), 4939 states have internal predecessors, (10449), 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 15:23:32,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4940 states to 4940 states and 10449 transitions. [2024-10-29 15:23:32,457 INFO L78 Accepts]: Start accepts. Automaton has 4940 states and 10449 transitions. Word has length 103 [2024-10-29 15:23:32,458 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-29 15:23:32,458 INFO L471 AbstractCegarLoop]: Abstraction has 4940 states and 10449 transitions. [2024-10-29 15:23:32,458 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 20.6) internal successors, (103), 6 states have internal predecessors, (103), 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 15:23:32,459 INFO L276 IsEmpty]: Start isEmpty. Operand 4940 states and 10449 transitions. [2024-10-29 15:23:32,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2024-10-29 15:23:32,460 INFO L207 NwaCegarLoop]: Found error trace [2024-10-29 15:23:32,460 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] [2024-10-29 15:23:32,460 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-10-29 15:23:32,461 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 13 more)] === [2024-10-29 15:23:32,461 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-29 15:23:32,461 INFO L85 PathProgramCache]: Analyzing trace with hash 401751498, now seen corresponding path program 1 times [2024-10-29 15:23:32,462 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-29 15:23:32,462 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1329035424] [2024-10-29 15:23:32,462 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-29 15:23:32,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-29 15:23:32,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-29 15:23:32,878 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-10-29 15:23:32,878 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-29 15:23:32,879 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1329035424] [2024-10-29 15:23:32,879 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1329035424] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-29 15:23:32,879 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-29 15:23:32,879 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-29 15:23:32,879 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [770371389] [2024-10-29 15:23:32,879 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-29 15:23:32,879 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-29 15:23:32,880 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-29 15:23:32,880 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-29 15:23:32,880 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-10-29 15:23:32,880 INFO L87 Difference]: Start difference. First operand 4940 states and 10449 transitions. Second operand has 6 states, 5 states have (on average 21.4) internal successors, (107), 6 states have internal predecessors, (107), 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 15:23:33,083 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-29 15:23:33,083 INFO L93 Difference]: Finished difference Result 5141 states and 10822 transitions. [2024-10-29 15:23:33,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-29 15:23:33,084 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 21.4) internal successors, (107), 6 states have internal predecessors, (107), 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 107 [2024-10-29 15:23:33,084 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-29 15:23:33,121 INFO L225 Difference]: With dead ends: 5141 [2024-10-29 15:23:33,121 INFO L226 Difference]: Without dead ends: 4993 [2024-10-29 15:23:33,124 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-10-29 15:23:33,125 INFO L432 NwaCegarLoop]: 306 mSDtfsCounter, 164 mSDsluCounter, 432 mSDsCounter, 0 mSdLazyCounter, 198 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 164 SdHoareTripleChecker+Valid, 738 SdHoareTripleChecker+Invalid, 200 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 198 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-29 15:23:33,125 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [164 Valid, 738 Invalid, 200 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 198 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-29 15:23:33,131 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4993 states. [2024-10-29 15:23:33,194 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4993 to 4966. [2024-10-29 15:23:33,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4966 states, 4947 states have (on average 2.125126339195472) internal successors, (10513), 4965 states have internal predecessors, (10513), 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 15:23:33,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4966 states to 4966 states and 10513 transitions. [2024-10-29 15:23:33,237 INFO L78 Accepts]: Start accepts. Automaton has 4966 states and 10513 transitions. Word has length 107 [2024-10-29 15:23:33,238 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-29 15:23:33,238 INFO L471 AbstractCegarLoop]: Abstraction has 4966 states and 10513 transitions. [2024-10-29 15:23:33,238 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 21.4) internal successors, (107), 6 states have internal predecessors, (107), 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 15:23:33,238 INFO L276 IsEmpty]: Start isEmpty. Operand 4966 states and 10513 transitions. [2024-10-29 15:23:33,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2024-10-29 15:23:33,242 INFO L207 NwaCegarLoop]: Found error trace [2024-10-29 15:23:33,242 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] [2024-10-29 15:23:33,242 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-10-29 15:23:33,243 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting threadErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 13 more)] === [2024-10-29 15:23:33,243 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-29 15:23:33,243 INFO L85 PathProgramCache]: Analyzing trace with hash -1198859312, now seen corresponding path program 1 times [2024-10-29 15:23:33,243 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-29 15:23:33,243 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [336975595] [2024-10-29 15:23:33,243 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-29 15:23:33,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-29 15:23:33,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-29 15:23:33,884 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-29 15:23:33,884 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-29 15:23:33,884 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [336975595] [2024-10-29 15:23:33,885 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [336975595] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-29 15:23:33,885 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-29 15:23:33,885 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-10-29 15:23:33,885 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [949265261] [2024-10-29 15:23:33,885 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-29 15:23:33,886 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-10-29 15:23:33,886 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-29 15:23:33,886 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-10-29 15:23:33,886 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=95, Unknown=0, NotChecked=0, Total=132 [2024-10-29 15:23:33,887 INFO L87 Difference]: Start difference. First operand 4966 states and 10513 transitions. Second operand has 12 states, 11 states have (on average 10.545454545454545) internal successors, (116), 12 states have internal predecessors, (116), 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 15:23:34,497 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-29 15:23:34,498 INFO L93 Difference]: Finished difference Result 4968 states and 10516 transitions. [2024-10-29 15:23:34,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-10-29 15:23:34,499 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 10.545454545454545) internal successors, (116), 12 states have internal predecessors, (116), 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 116 [2024-10-29 15:23:34,499 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-29 15:23:34,537 INFO L225 Difference]: With dead ends: 4968 [2024-10-29 15:23:34,537 INFO L226 Difference]: Without dead ends: 4947 [2024-10-29 15:23:34,539 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 47 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=99, Invalid=281, Unknown=0, NotChecked=0, Total=380 [2024-10-29 15:23:34,540 INFO L432 NwaCegarLoop]: 447 mSDtfsCounter, 798 mSDsluCounter, 1736 mSDsCounter, 0 mSdLazyCounter, 665 mSolverCounterSat, 41 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 798 SdHoareTripleChecker+Valid, 2183 SdHoareTripleChecker+Invalid, 706 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 41 IncrementalHoareTripleChecker+Valid, 665 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-10-29 15:23:34,541 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [798 Valid, 2183 Invalid, 706 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [41 Valid, 665 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-10-29 15:23:34,546 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4947 states. [2024-10-29 15:23:34,603 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4947 to 4895. [2024-10-29 15:23:34,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4895 states, 4880 states have (on average 2.127254098360656) internal successors, (10381), 4894 states have internal predecessors, (10381), 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 15:23:34,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4895 states to 4895 states and 10381 transitions. [2024-10-29 15:23:34,642 INFO L78 Accepts]: Start accepts. Automaton has 4895 states and 10381 transitions. Word has length 116 [2024-10-29 15:23:34,643 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-29 15:23:34,643 INFO L471 AbstractCegarLoop]: Abstraction has 4895 states and 10381 transitions. [2024-10-29 15:23:34,643 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 10.545454545454545) internal successors, (116), 12 states have internal predecessors, (116), 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 15:23:34,644 INFO L276 IsEmpty]: Start isEmpty. Operand 4895 states and 10381 transitions. [2024-10-29 15:23:34,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2024-10-29 15:23:34,646 INFO L207 NwaCegarLoop]: Found error trace [2024-10-29 15:23:34,646 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] [2024-10-29 15:23:34,647 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-10-29 15:23:34,647 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 13 more)] === [2024-10-29 15:23:34,647 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-29 15:23:34,647 INFO L85 PathProgramCache]: Analyzing trace with hash 1932571732, now seen corresponding path program 1 times [2024-10-29 15:23:34,647 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-29 15:23:34,648 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1263485171] [2024-10-29 15:23:34,648 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-29 15:23:34,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-29 15:23:34,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-29 15:23:35,232 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-10-29 15:23:35,232 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-29 15:23:35,232 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1263485171] [2024-10-29 15:23:35,232 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1263485171] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-29 15:23:35,233 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-29 15:23:35,233 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-10-29 15:23:35,233 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1051700625] [2024-10-29 15:23:35,233 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-29 15:23:35,233 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-10-29 15:23:35,233 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-29 15:23:35,234 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-10-29 15:23:35,234 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=101, Unknown=0, NotChecked=0, Total=132 [2024-10-29 15:23:35,234 INFO L87 Difference]: Start difference. First operand 4895 states and 10381 transitions. Second operand has 12 states, 11 states have (on average 10.545454545454545) internal successors, (116), 12 states have internal predecessors, (116), 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 15:23:35,627 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-29 15:23:35,628 INFO L93 Difference]: Finished difference Result 4895 states and 10381 transitions. [2024-10-29 15:23:35,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-10-29 15:23:35,628 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 10.545454545454545) internal successors, (116), 12 states have internal predecessors, (116), 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 116 [2024-10-29 15:23:35,629 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-29 15:23:35,662 INFO L225 Difference]: With dead ends: 4895 [2024-10-29 15:23:35,662 INFO L226 Difference]: Without dead ends: 4832 [2024-10-29 15:23:35,664 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 47 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=96, Invalid=284, Unknown=0, NotChecked=0, Total=380 [2024-10-29 15:23:35,665 INFO L432 NwaCegarLoop]: 278 mSDtfsCounter, 496 mSDsluCounter, 1214 mSDsCounter, 0 mSdLazyCounter, 419 mSolverCounterSat, 20 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 496 SdHoareTripleChecker+Valid, 1492 SdHoareTripleChecker+Invalid, 439 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 20 IncrementalHoareTripleChecker+Valid, 419 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-29 15:23:35,665 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [496 Valid, 1492 Invalid, 439 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [20 Valid, 419 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-29 15:23:35,670 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4832 states. [2024-10-29 15:23:35,729 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4832 to 4740. [2024-10-29 15:23:35,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4740 states, 4727 states have (on average 2.1301036598265286) internal successors, (10069), 4739 states have internal predecessors, (10069), 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 15:23:35,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4740 states to 4740 states and 10069 transitions. [2024-10-29 15:23:35,765 INFO L78 Accepts]: Start accepts. Automaton has 4740 states and 10069 transitions. Word has length 116 [2024-10-29 15:23:35,766 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-29 15:23:35,766 INFO L471 AbstractCegarLoop]: Abstraction has 4740 states and 10069 transitions. [2024-10-29 15:23:35,766 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 10.545454545454545) internal successors, (116), 12 states have internal predecessors, (116), 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 15:23:35,766 INFO L276 IsEmpty]: Start isEmpty. Operand 4740 states and 10069 transitions. [2024-10-29 15:23:35,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2024-10-29 15:23:35,769 INFO L207 NwaCegarLoop]: Found error trace [2024-10-29 15:23:35,769 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] [2024-10-29 15:23:35,769 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-10-29 15:23:35,770 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting threadErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 13 more)] === [2024-10-29 15:23:35,770 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-29 15:23:35,770 INFO L85 PathProgramCache]: Analyzing trace with hash 1634046622, now seen corresponding path program 1 times [2024-10-29 15:23:35,770 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-29 15:23:35,770 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1070054203] [2024-10-29 15:23:35,770 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-29 15:23:35,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-29 15:23:35,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-29 15:23:35,815 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 15:23:35,815 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-29 15:23:35,815 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1070054203] [2024-10-29 15:23:35,815 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1070054203] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-29 15:23:35,815 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-29 15:23:35,815 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-29 15:23:35,815 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1755916586] [2024-10-29 15:23:35,816 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-29 15:23:35,816 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-29 15:23:35,816 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-29 15:23:35,816 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-29 15:23:35,816 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-29 15:23:35,817 INFO L87 Difference]: Start difference. First operand 4740 states and 10069 transitions. Second operand has 3 states, 2 states have (on average 58.5) internal successors, (117), 3 states have internal predecessors, (117), 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 15:23:35,892 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-29 15:23:35,892 INFO L93 Difference]: Finished difference Result 5110 states and 10859 transitions. [2024-10-29 15:23:35,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-29 15:23:35,893 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 58.5) internal successors, (117), 3 states have internal predecessors, (117), 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 117 [2024-10-29 15:23:35,894 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-29 15:23:35,928 INFO L225 Difference]: With dead ends: 5110 [2024-10-29 15:23:35,928 INFO L226 Difference]: Without dead ends: 4344 [2024-10-29 15:23:35,969 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 15:23:35,970 INFO L432 NwaCegarLoop]: 260 mSDtfsCounter, 102 mSDsluCounter, 157 mSDsCounter, 0 mSdLazyCounter, 56 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 102 SdHoareTripleChecker+Valid, 417 SdHoareTripleChecker+Invalid, 57 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 56 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-29 15:23:35,970 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [102 Valid, 417 Invalid, 57 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 56 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-29 15:23:35,975 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4344 states. [2024-10-29 15:23:36,044 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4344 to 4119. [2024-10-29 15:23:36,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4119 states, 4112 states have (on average 2.1374027237354087) internal successors, (8789), 4118 states have internal predecessors, (8789), 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 15:23:36,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4119 states to 4119 states and 8789 transitions. [2024-10-29 15:23:36,085 INFO L78 Accepts]: Start accepts. Automaton has 4119 states and 8789 transitions. Word has length 117 [2024-10-29 15:23:36,086 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-29 15:23:36,086 INFO L471 AbstractCegarLoop]: Abstraction has 4119 states and 8789 transitions. [2024-10-29 15:23:36,086 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 58.5) internal successors, (117), 3 states have internal predecessors, (117), 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 15:23:36,087 INFO L276 IsEmpty]: Start isEmpty. Operand 4119 states and 8789 transitions. [2024-10-29 15:23:36,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2024-10-29 15:23:36,091 INFO L207 NwaCegarLoop]: Found error trace [2024-10-29 15:23:36,091 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:23:36,091 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-10-29 15:23:36,092 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting threadErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 13 more)] === [2024-10-29 15:23:36,092 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-29 15:23:36,092 INFO L85 PathProgramCache]: Analyzing trace with hash 1932267665, now seen corresponding path program 1 times [2024-10-29 15:23:36,093 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-29 15:23:36,093 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1053097614] [2024-10-29 15:23:36,093 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-29 15:23:36,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-29 15:23:36,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-29 15:23:36,240 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-29 15:23:36,241 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-29 15:23:36,241 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1053097614] [2024-10-29 15:23:36,241 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1053097614] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-29 15:23:36,241 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-29 15:23:36,241 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-29 15:23:36,241 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [47022870] [2024-10-29 15:23:36,242 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-29 15:23:36,242 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-29 15:23:36,242 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-29 15:23:36,243 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-29 15:23:36,243 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-29 15:23:36,243 INFO L87 Difference]: Start difference. First operand 4119 states and 8789 transitions. Second operand has 4 states, 4 states have (on average 32.0) internal successors, (128), 4 states have internal predecessors, (128), 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 15:23:36,312 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-29 15:23:36,312 INFO L93 Difference]: Finished difference Result 5018 states and 10620 transitions. [2024-10-29 15:23:36,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-29 15:23:36,313 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 32.0) internal successors, (128), 4 states have internal predecessors, (128), 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 128 [2024-10-29 15:23:36,313 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-29 15:23:36,340 INFO L225 Difference]: With dead ends: 5018 [2024-10-29 15:23:36,341 INFO L226 Difference]: Without dead ends: 2696 [2024-10-29 15:23:36,348 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-29 15:23:36,349 INFO L432 NwaCegarLoop]: 202 mSDtfsCounter, 157 mSDsluCounter, 251 mSDsCounter, 0 mSdLazyCounter, 41 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 157 SdHoareTripleChecker+Valid, 453 SdHoareTripleChecker+Invalid, 43 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 41 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-29 15:23:36,350 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [157 Valid, 453 Invalid, 43 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 41 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-29 15:23:36,356 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2696 states. [2024-10-29 15:23:36,387 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2696 to 2312. [2024-10-29 15:23:36,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2312 states, 2310 states have (on average 1.999134199134199) internal successors, (4618), 2311 states have internal predecessors, (4618), 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 15:23:36,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2312 states to 2312 states and 4618 transitions. [2024-10-29 15:23:36,417 INFO L78 Accepts]: Start accepts. Automaton has 2312 states and 4618 transitions. Word has length 128 [2024-10-29 15:23:36,417 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-29 15:23:36,417 INFO L471 AbstractCegarLoop]: Abstraction has 2312 states and 4618 transitions. [2024-10-29 15:23:36,418 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 32.0) internal successors, (128), 4 states have internal predecessors, (128), 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 15:23:36,418 INFO L276 IsEmpty]: Start isEmpty. Operand 2312 states and 4618 transitions. [2024-10-29 15:23:36,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2024-10-29 15:23:36,422 INFO L207 NwaCegarLoop]: Found error trace [2024-10-29 15:23:36,422 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:23:36,422 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-10-29 15:23:36,423 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 13 more)] === [2024-10-29 15:23:36,423 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-29 15:23:36,423 INFO L85 PathProgramCache]: Analyzing trace with hash 1840140878, now seen corresponding path program 1 times [2024-10-29 15:23:36,423 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-29 15:23:36,423 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1368984403] [2024-10-29 15:23:36,424 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-29 15:23:36,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-29 15:23:36,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-29 15:23:36,591 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-10-29 15:23:36,593 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-29 15:23:36,593 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1368984403] [2024-10-29 15:23:36,593 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1368984403] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-29 15:23:36,593 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-29 15:23:36,593 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-29 15:23:36,593 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1083857306] [2024-10-29 15:23:36,593 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-29 15:23:36,594 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-29 15:23:36,594 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-29 15:23:36,594 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-29 15:23:36,594 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-10-29 15:23:36,595 INFO L87 Difference]: Start difference. First operand 2312 states and 4618 transitions. Second operand has 5 states, 5 states have (on average 26.0) internal successors, (130), 5 states have internal predecessors, (130), 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 15:23:36,718 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-29 15:23:36,718 INFO L93 Difference]: Finished difference Result 4966 states and 10059 transitions. [2024-10-29 15:23:36,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-29 15:23:36,719 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 26.0) internal successors, (130), 5 states have internal predecessors, (130), 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 135 [2024-10-29 15:23:36,719 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-29 15:23:36,753 INFO L225 Difference]: With dead ends: 4966 [2024-10-29 15:23:36,753 INFO L226 Difference]: Without dead ends: 3916 [2024-10-29 15:23:36,758 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-10-29 15:23:36,759 INFO L432 NwaCegarLoop]: 161 mSDtfsCounter, 111 mSDsluCounter, 370 mSDsCounter, 0 mSdLazyCounter, 136 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 111 SdHoareTripleChecker+Valid, 531 SdHoareTripleChecker+Invalid, 138 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 136 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-29 15:23:36,760 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [111 Valid, 531 Invalid, 138 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 136 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-29 15:23:36,764 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3916 states. [2024-10-29 15:23:36,799 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3916 to 2540. [2024-10-29 15:23:36,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2540 states, 2538 states have (on average 1.9897557131599686) internal successors, (5050), 2539 states have internal predecessors, (5050), 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 15:23:36,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2540 states to 2540 states and 5050 transitions. [2024-10-29 15:23:36,829 INFO L78 Accepts]: Start accepts. Automaton has 2540 states and 5050 transitions. Word has length 135 [2024-10-29 15:23:36,830 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-29 15:23:36,830 INFO L471 AbstractCegarLoop]: Abstraction has 2540 states and 5050 transitions. [2024-10-29 15:23:36,830 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 26.0) internal successors, (130), 5 states have internal predecessors, (130), 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 15:23:36,830 INFO L276 IsEmpty]: Start isEmpty. Operand 2540 states and 5050 transitions. [2024-10-29 15:23:36,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2024-10-29 15:23:36,837 INFO L207 NwaCegarLoop]: Found error trace [2024-10-29 15:23:36,837 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:23:36,837 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2024-10-29 15:23:36,838 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 13 more)] === [2024-10-29 15:23:36,839 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-29 15:23:36,839 INFO L85 PathProgramCache]: Analyzing trace with hash 1638559491, now seen corresponding path program 1 times [2024-10-29 15:23:36,839 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-29 15:23:36,839 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [457354966] [2024-10-29 15:23:36,839 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-29 15:23:36,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-29 15:23:36,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-29 15:23:36,953 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-10-29 15:23:36,953 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-29 15:23:36,953 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [457354966] [2024-10-29 15:23:36,954 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [457354966] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-29 15:23:36,954 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-29 15:23:36,954 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-29 15:23:36,954 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2068407931] [2024-10-29 15:23:36,954 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-29 15:23:36,955 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-29 15:23:36,955 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-29 15:23:36,955 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-29 15:23:36,955 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-10-29 15:23:36,956 INFO L87 Difference]: Start difference. First operand 2540 states and 5050 transitions. Second operand has 5 states, 5 states have (on average 26.0) internal successors, (130), 5 states have internal predecessors, (130), 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 15:23:37,102 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-29 15:23:37,103 INFO L93 Difference]: Finished difference Result 4932 states and 9925 transitions. [2024-10-29 15:23:37,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-29 15:23:37,103 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 26.0) internal successors, (130), 5 states have internal predecessors, (130), 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 135 [2024-10-29 15:23:37,104 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-29 15:23:37,140 INFO L225 Difference]: With dead ends: 4932 [2024-10-29 15:23:37,140 INFO L226 Difference]: Without dead ends: 3882 [2024-10-29 15:23:37,146 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-10-29 15:23:37,147 INFO L432 NwaCegarLoop]: 228 mSDtfsCounter, 96 mSDsluCounter, 462 mSDsCounter, 0 mSdLazyCounter, 163 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 96 SdHoareTripleChecker+Valid, 690 SdHoareTripleChecker+Invalid, 166 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 163 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-29 15:23:37,147 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [96 Valid, 690 Invalid, 166 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 163 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-29 15:23:37,152 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3882 states. [2024-10-29 15:23:37,184 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3882 to 2056. [2024-10-29 15:23:37,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2056 states, 2054 states have (on average 1.9756572541382669) internal successors, (4058), 2055 states have internal predecessors, (4058), 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 15:23:37,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2056 states to 2056 states and 4058 transitions. [2024-10-29 15:23:37,217 INFO L78 Accepts]: Start accepts. Automaton has 2056 states and 4058 transitions. Word has length 135 [2024-10-29 15:23:37,218 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-29 15:23:37,218 INFO L471 AbstractCegarLoop]: Abstraction has 2056 states and 4058 transitions. [2024-10-29 15:23:37,218 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 26.0) internal successors, (130), 5 states have internal predecessors, (130), 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 15:23:37,219 INFO L276 IsEmpty]: Start isEmpty. Operand 2056 states and 4058 transitions. [2024-10-29 15:23:37,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2024-10-29 15:23:37,223 INFO L207 NwaCegarLoop]: Found error trace [2024-10-29 15:23:37,224 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:23:37,224 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2024-10-29 15:23:37,224 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 13 more)] === [2024-10-29 15:23:37,225 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-29 15:23:37,225 INFO L85 PathProgramCache]: Analyzing trace with hash 991110398, now seen corresponding path program 1 times [2024-10-29 15:23:37,225 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-29 15:23:37,225 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1863390773] [2024-10-29 15:23:37,225 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-29 15:23:37,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-29 15:23:37,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-29 15:23:37,344 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-10-29 15:23:37,345 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-29 15:23:37,345 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1863390773] [2024-10-29 15:23:37,345 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1863390773] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-29 15:23:37,345 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-29 15:23:37,345 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-29 15:23:37,345 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1339690554] [2024-10-29 15:23:37,345 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-29 15:23:37,346 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-29 15:23:37,346 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-29 15:23:37,346 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-29 15:23:37,347 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-10-29 15:23:37,347 INFO L87 Difference]: Start difference. First operand 2056 states and 4058 transitions. Second operand has 5 states, 5 states have (on average 27.8) internal successors, (139), 5 states have internal predecessors, (139), 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 15:23:37,445 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-29 15:23:37,445 INFO L93 Difference]: Finished difference Result 3849 states and 7711 transitions. [2024-10-29 15:23:37,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-29 15:23:37,446 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 27.8) internal successors, (139), 5 states have internal predecessors, (139), 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 147 [2024-10-29 15:23:37,447 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-29 15:23:37,496 INFO L225 Difference]: With dead ends: 3849 [2024-10-29 15:23:37,496 INFO L226 Difference]: Without dead ends: 3051 [2024-10-29 15:23:37,500 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-10-29 15:23:37,501 INFO L432 NwaCegarLoop]: 213 mSDtfsCounter, 89 mSDsluCounter, 300 mSDsCounter, 0 mSdLazyCounter, 119 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 89 SdHoareTripleChecker+Valid, 513 SdHoareTripleChecker+Invalid, 119 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 119 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-29 15:23:37,501 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [89 Valid, 513 Invalid, 119 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 119 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-29 15:23:37,504 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3051 states. [2024-10-29 15:23:37,530 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3051 to 2572. [2024-10-29 15:23:37,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2572 states, 2570 states have (on average 1.9996108949416342) internal successors, (5139), 2571 states have internal predecessors, (5139), 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 15:23:37,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2572 states to 2572 states and 5139 transitions. [2024-10-29 15:23:37,565 INFO L78 Accepts]: Start accepts. Automaton has 2572 states and 5139 transitions. Word has length 147 [2024-10-29 15:23:37,566 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-29 15:23:37,566 INFO L471 AbstractCegarLoop]: Abstraction has 2572 states and 5139 transitions. [2024-10-29 15:23:37,566 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 27.8) internal successors, (139), 5 states have internal predecessors, (139), 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 15:23:37,567 INFO L276 IsEmpty]: Start isEmpty. Operand 2572 states and 5139 transitions. [2024-10-29 15:23:37,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2024-10-29 15:23:37,572 INFO L207 NwaCegarLoop]: Found error trace [2024-10-29 15:23:37,572 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:23:37,572 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2024-10-29 15:23:37,574 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 13 more)] === [2024-10-29 15:23:37,575 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-29 15:23:37,575 INFO L85 PathProgramCache]: Analyzing trace with hash 586912040, now seen corresponding path program 1 times [2024-10-29 15:23:37,575 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-29 15:23:37,575 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [179889789] [2024-10-29 15:23:37,575 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-29 15:23:37,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-29 15:23:37,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-29 15:23:37,786 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 38 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-29 15:23:37,786 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-29 15:23:37,787 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [179889789] [2024-10-29 15:23:37,787 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [179889789] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-29 15:23:37,787 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1609555133] [2024-10-29 15:23:37,787 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-29 15:23:37,787 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-29 15:23:37,788 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-29 15:23:37,790 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-29 15:23:37,791 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-10-29 15:23:37,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-29 15:23:37,932 INFO L255 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-10-29 15:23:37,947 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-29 15:23:38,167 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-29 15:23:38,167 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-29 15:23:38,167 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1609555133] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-29 15:23:38,168 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-29 15:23:38,168 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [7] total 11 [2024-10-29 15:23:38,168 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1875751310] [2024-10-29 15:23:38,168 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-29 15:23:38,168 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-29 15:23:38,168 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-29 15:23:38,169 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-29 15:23:38,169 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=78, Unknown=0, NotChecked=0, Total=110 [2024-10-29 15:23:38,169 INFO L87 Difference]: Start difference. First operand 2572 states and 5139 transitions. Second operand has 7 states, 7 states have (on average 21.0) internal successors, (147), 7 states have internal predecessors, (147), 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 15:23:38,362 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-29 15:23:38,362 INFO L93 Difference]: Finished difference Result 3735 states and 7505 transitions. [2024-10-29 15:23:38,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-29 15:23:38,363 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 21.0) internal successors, (147), 7 states have internal predecessors, (147), 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 147 [2024-10-29 15:23:38,363 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-29 15:23:38,391 INFO L225 Difference]: With dead ends: 3735 [2024-10-29 15:23:38,391 INFO L226 Difference]: Without dead ends: 2173 [2024-10-29 15:23:38,397 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 158 GetRequests, 145 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=63, Invalid=147, Unknown=0, NotChecked=0, Total=210 [2024-10-29 15:23:38,397 INFO L432 NwaCegarLoop]: 200 mSDtfsCounter, 165 mSDsluCounter, 618 mSDsCounter, 0 mSdLazyCounter, 219 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 165 SdHoareTripleChecker+Valid, 818 SdHoareTripleChecker+Invalid, 224 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 219 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-29 15:23:38,398 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [165 Valid, 818 Invalid, 224 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 219 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-29 15:23:38,400 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2173 states. [2024-10-29 15:23:38,421 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2173 to 2140. [2024-10-29 15:23:38,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2140 states, 2138 states have (on average 1.9672591206735266) internal successors, (4206), 2139 states have internal predecessors, (4206), 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 15:23:38,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2140 states to 2140 states and 4206 transitions. [2024-10-29 15:23:38,448 INFO L78 Accepts]: Start accepts. Automaton has 2140 states and 4206 transitions. Word has length 147 [2024-10-29 15:23:38,449 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-29 15:23:38,449 INFO L471 AbstractCegarLoop]: Abstraction has 2140 states and 4206 transitions. [2024-10-29 15:23:38,449 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 21.0) internal successors, (147), 7 states have internal predecessors, (147), 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 15:23:38,449 INFO L276 IsEmpty]: Start isEmpty. Operand 2140 states and 4206 transitions. [2024-10-29 15:23:38,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2024-10-29 15:23:38,453 INFO L207 NwaCegarLoop]: Found error trace [2024-10-29 15:23:38,453 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:23:38,472 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-10-29 15:23:38,654 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable23 [2024-10-29 15:23:38,654 INFO L396 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 13 more)] === [2024-10-29 15:23:38,655 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-29 15:23:38,655 INFO L85 PathProgramCache]: Analyzing trace with hash 762432480, now seen corresponding path program 1 times [2024-10-29 15:23:38,655 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-29 15:23:38,655 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1725500642] [2024-10-29 15:23:38,655 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-29 15:23:38,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-29 15:23:38,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-29 15:23:38,706 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-29 15:23:38,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-29 15:23:38,788 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-29 15:23:38,788 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-10-29 15:23:38,789 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (15 of 16 remaining) [2024-10-29 15:23:38,791 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (14 of 16 remaining) [2024-10-29 15:23:38,791 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (13 of 16 remaining) [2024-10-29 15:23:38,791 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (12 of 16 remaining) [2024-10-29 15:23:38,792 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (11 of 16 remaining) [2024-10-29 15:23:38,792 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (10 of 16 remaining) [2024-10-29 15:23:38,792 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (9 of 16 remaining) [2024-10-29 15:23:38,792 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (8 of 16 remaining) [2024-10-29 15:23:38,792 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr0ASSERT_VIOLATIONDATA_RACE (7 of 16 remaining) [2024-10-29 15:23:38,792 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr1ASSERT_VIOLATIONDATA_RACE (6 of 16 remaining) [2024-10-29 15:23:38,792 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr2ASSERT_VIOLATIONDATA_RACE (5 of 16 remaining) [2024-10-29 15:23:38,793 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr3ASSERT_VIOLATIONDATA_RACE (4 of 16 remaining) [2024-10-29 15:23:38,793 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr0ASSERT_VIOLATIONDATA_RACE (3 of 16 remaining) [2024-10-29 15:23:38,793 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr1ASSERT_VIOLATIONDATA_RACE (2 of 16 remaining) [2024-10-29 15:23:38,794 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr2ASSERT_VIOLATIONDATA_RACE (1 of 16 remaining) [2024-10-29 15:23:38,794 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr3ASSERT_VIOLATIONDATA_RACE (0 of 16 remaining) [2024-10-29 15:23:38,794 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2024-10-29 15:23:38,798 INFO L407 BasicCegarLoop]: Path program 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] [2024-10-29 15:23:38,800 WARN L244 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2024-10-29 15:23:38,801 INFO L489 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2024-10-29 15:23:38,834 INFO L143 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2024-10-29 15:23:38,835 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 15:23:38,838 INFO L113 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 232 places, 249 transitions, 514 flow [2024-10-29 15:23:43,395 INFO L135 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 181029 states, 180747 states have (on average 3.1819393959512468) internal successors, (575126), 181028 states have internal predecessors, (575126), 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 15:23:43,397 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-29 15:23:43,398 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;@74162685, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-29 15:23:43,398 INFO L334 AbstractCegarLoop]: Starting to check reachability of 20 error locations. [2024-10-29 15:23:43,735 INFO L276 IsEmpty]: Start isEmpty. Operand has 181029 states, 180747 states have (on average 3.1819393959512468) internal successors, (575126), 181028 states have internal predecessors, (575126), 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 15:23:43,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-10-29 15:23:43,736 INFO L207 NwaCegarLoop]: Found error trace [2024-10-29 15:23:43,736 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] [2024-10-29 15:23:43,736 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 17 more)] === [2024-10-29 15:23:43,736 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-29 15:23:43,737 INFO L85 PathProgramCache]: Analyzing trace with hash -358838907, now seen corresponding path program 1 times [2024-10-29 15:23:43,737 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-29 15:23:43,737 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1195420850] [2024-10-29 15:23:43,737 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-29 15:23:43,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-29 15:23:43,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-29 15:23:43,758 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 15:23:43,759 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-29 15:23:43,759 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1195420850] [2024-10-29 15:23:43,759 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1195420850] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-29 15:23:43,759 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-29 15:23:43,759 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-29 15:23:43,759 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1944423197] [2024-10-29 15:23:43,759 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-29 15:23:43,759 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-29 15:23:43,759 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-29 15:23:43,760 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-29 15:23:43,760 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-29 15:23:44,077 INFO L87 Difference]: Start difference. First operand has 181029 states, 180747 states have (on average 3.1819393959512468) internal successors, (575126), 181028 states have internal predecessors, (575126), 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 18.5) internal successors, (37), 3 states have internal predecessors, (37), 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 15:23:48,649 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-29 15:23:48,649 INFO L93 Difference]: Finished difference Result 362035 states and 1150229 transitions. [2024-10-29 15:23:48,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-29 15:23:48,656 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 18.5) internal successors, (37), 3 states have internal predecessors, (37), 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 37 [2024-10-29 15:23:48,656 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-29 15:23:49,820 INFO L225 Difference]: With dead ends: 362035 [2024-10-29 15:23:49,821 INFO L226 Difference]: Without dead ends: 180545 [2024-10-29 15:23:50,544 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 15:23:50,549 INFO L432 NwaCegarLoop]: 224 mSDtfsCounter, 2 mSDsluCounter, 209 mSDsCounter, 0 mSdLazyCounter, 52 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 433 SdHoareTripleChecker+Invalid, 52 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 52 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-29 15:23:50,550 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 433 Invalid, 52 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 52 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-29 15:23:50,892 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 180545 states. [2024-10-29 15:23:55,474 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 180545 to 180545. [2024-10-29 15:23:55,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 180545 states, 180268 states have (on average 3.161664854549892) internal successors, (569947), 180544 states have internal predecessors, (569947), 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 15:23:57,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180545 states to 180545 states and 569947 transitions. [2024-10-29 15:23:57,591 INFO L78 Accepts]: Start accepts. Automaton has 180545 states and 569947 transitions. Word has length 37 [2024-10-29 15:23:57,591 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-29 15:23:57,591 INFO L471 AbstractCegarLoop]: Abstraction has 180545 states and 569947 transitions. [2024-10-29 15:23:57,591 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 18.5) internal successors, (37), 3 states have internal predecessors, (37), 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 15:23:57,591 INFO L276 IsEmpty]: Start isEmpty. Operand 180545 states and 569947 transitions. [2024-10-29 15:23:57,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-10-29 15:23:57,592 INFO L207 NwaCegarLoop]: Found error trace [2024-10-29 15:23:57,592 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] [2024-10-29 15:23:57,592 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2024-10-29 15:23:57,592 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 17 more)] === [2024-10-29 15:23:57,593 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-29 15:23:57,593 INFO L85 PathProgramCache]: Analyzing trace with hash 552674431, now seen corresponding path program 1 times [2024-10-29 15:23:57,593 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-29 15:23:57,593 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1225380691] [2024-10-29 15:23:57,593 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-29 15:23:57,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-29 15:23:57,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-29 15:23:57,617 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 15:23:57,617 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-29 15:23:57,617 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1225380691] [2024-10-29 15:23:57,617 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1225380691] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-29 15:23:57,618 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-29 15:23:57,618 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-29 15:23:57,618 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1118856849] [2024-10-29 15:23:57,618 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-29 15:23:57,619 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-29 15:23:57,619 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-29 15:23:57,620 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-29 15:23:57,620 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-29 15:23:57,620 INFO L87 Difference]: Start difference. First operand 180545 states and 569947 transitions. Second operand has 3 states, 2 states have (on average 22.5) internal successors, (45), 3 states have internal predecessors, (45), 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 15:23:59,838 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-29 15:23:59,838 INFO L93 Difference]: Finished difference Result 253168 states and 797440 transitions. [2024-10-29 15:23:59,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-29 15:23:59,839 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 22.5) internal successors, (45), 3 states have internal predecessors, (45), 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 45 [2024-10-29 15:23:59,839 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-29 15:24:02,235 INFO L225 Difference]: With dead ends: 253168 [2024-10-29 15:24:02,235 INFO L226 Difference]: Without dead ends: 241357 [2024-10-29 15:24:02,325 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 15:24:02,326 INFO L432 NwaCegarLoop]: 320 mSDtfsCounter, 190 mSDsluCounter, 202 mSDsCounter, 0 mSdLazyCounter, 70 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 190 SdHoareTripleChecker+Valid, 522 SdHoareTripleChecker+Invalid, 81 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 70 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-29 15:24:02,326 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [190 Valid, 522 Invalid, 81 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 70 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-29 15:24:02,637 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 241357 states. [2024-10-29 15:24:08,166 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 241357 to 181164. [2024-10-29 15:24:08,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 181164 states, 180925 states have (on average 3.145170650822164) internal successors, (569040), 181163 states have internal predecessors, (569040), 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 15:24:09,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181164 states to 181164 states and 569040 transitions. Killed by 15