./Ultimate.py --spec ../sv-benchmarks/c/properties/no-data-race.prp --file ../sv-benchmarks/c/pthread-race-challenges/per-thread-index-bitmask-race-2.i --full-output --witness-type violation_witness --validate ../results-verified/LOGDIR/SV-COMP24_no-data-race/per-thread-index-bitmask-race-2.yml/witness.graphml --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 194c01fd Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReachWitnessValidation.xml -i ../sv-benchmarks/c/pthread-race-challenges/per-thread-index-bitmask-race-2.i ../results-verified/LOGDIR/SV-COMP24_no-data-race/per-thread-index-bitmask-race-2.yml/witness.graphml -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --traceabstraction.positions.where.we.compute.the.hoare.annotation None --- Real Ultimate output --- This is Ultimate 0.2.5-dev-194c01f-m [2024-10-29 15:23:19,846 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-29 15:23:19,904 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2024-10-29 15:23:19,907 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-29 15:23:19,907 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-29 15:23:19,927 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-29 15:23:19,927 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-29 15:23:19,928 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-29 15:23:19,928 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-29 15:23:19,928 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-29 15:23:19,929 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-29 15:23:19,929 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-29 15:23:19,929 INFO L153 SettingsManager]: * Use SBE=true [2024-10-29 15:23:19,930 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-29 15:23:19,930 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-29 15:23:19,930 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-29 15:23:19,930 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-29 15:23:19,931 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-29 15:23:19,931 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-29 15:23:19,931 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-29 15:23:19,931 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-29 15:23:19,935 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-29 15:23:19,935 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-10-29 15:23:19,935 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-29 15:23:19,935 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-29 15:23:19,936 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-29 15:23:19,936 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-29 15:23:19,936 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-29 15:23:19,936 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-29 15:23:19,937 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-29 15:23:19,937 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-29 15:23:19,937 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-29 15:23:19,938 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-29 15:23:19,938 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-29 15:23:19,938 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-29 15:23:19,939 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-29 15:23:19,939 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-29 15:23:19,939 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-29 15:23:19,940 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-29 15:23:19,940 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-29 15:23:19,940 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-29 15:23:19,943 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-10-29 15:23:20,153 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-29 15:23:20,177 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-29 15:23:20,179 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-29 15:23:20,182 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-29 15:23:20,182 INFO L274 PluginConnector]: CDTParser initialized [2024-10-29 15:23:20,183 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-race-challenges/per-thread-index-bitmask-race-2.i [2024-10-29 15:23:21,549 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-29 15:23:21,731 INFO L384 CDTParser]: Found 1 translation units. [2024-10-29 15:23:21,731 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-race-challenges/per-thread-index-bitmask-race-2.i [2024-10-29 15:23:21,753 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/efb6b7210/34ec59f71dcd4718a193a39e98bceeb5/FLAG7580229fb [2024-10-29 15:23:22,110 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/efb6b7210/34ec59f71dcd4718a193a39e98bceeb5 [2024-10-29 15:23:22,112 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-10-29 15:23:22,113 INFO L274 PluginConnector]: Witness Parser initialized [2024-10-29 15:23:22,114 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../results-verified/LOGDIR/SV-COMP24_no-data-race/per-thread-index-bitmask-race-2.yml/witness.graphml [2024-10-29 15:23:22,169 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-29 15:23:22,170 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-10-29 15:23:22,171 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-29 15:23:22,171 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-29 15:23:22,174 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-29 15:23:22,175 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:23:22" (1/2) ... [2024-10-29 15:23:22,175 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ac1142 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 15:23:22,176 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:23:22" (1/2) ... [2024-10-29 15:23:22,176 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2caaa321 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 15:23:22,176 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.graphml de.uni_freiburg.informatik.ultimate.witnessparser VIOLATION_WITNESS 29.10 03:23:22" (2/2) ... [2024-10-29 15:23:22,177 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ac1142 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 15:23:22,177 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.graphml de.uni_freiburg.informatik.ultimate.witnessparser VIOLATION_WITNESS 29.10 03:23:22" (2/2) ... [2024-10-29 15:23:22,207 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-29 15:23:22,584 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-29 15:23:22,598 INFO L200 MainTranslator]: Completed pre-run [2024-10-29 15:23:22,641 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-29 15:23:22,725 INFO L204 MainTranslator]: Completed translation [2024-10-29 15:23:22,725 INFO L201 PluginConnector]: Adding new model witness.graphml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator VIOLATION_WITNESS 29.10 03:23:22 WrapperNode [2024-10-29 15:23:22,725 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-29 15:23:22,727 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-29 15:23:22,727 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-29 15:23:22,727 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-29 15:23:22,733 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "witness.graphml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator VIOLATION_WITNESS 29.10 03:23:22" (1/1) ... [2024-10-29 15:23:22,756 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "witness.graphml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator VIOLATION_WITNESS 29.10 03:23:22" (1/1) ... [2024-10-29 15:23:22,781 INFO L138 Inliner]: procedures = 277, calls = 22, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 145 [2024-10-29 15:23:22,781 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-29 15:23:22,782 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-29 15:23:22,782 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-29 15:23:22,782 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-29 15:23:22,789 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "witness.graphml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator VIOLATION_WITNESS 29.10 03:23:22" (1/1) ... [2024-10-29 15:23:22,790 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "witness.graphml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator VIOLATION_WITNESS 29.10 03:23:22" (1/1) ... [2024-10-29 15:23:22,796 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "witness.graphml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator VIOLATION_WITNESS 29.10 03:23:22" (1/1) ... [2024-10-29 15:23:22,797 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "witness.graphml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator VIOLATION_WITNESS 29.10 03:23:22" (1/1) ... [2024-10-29 15:23:22,806 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "witness.graphml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator VIOLATION_WITNESS 29.10 03:23:22" (1/1) ... [2024-10-29 15:23:22,813 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "witness.graphml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator VIOLATION_WITNESS 29.10 03:23:22" (1/1) ... [2024-10-29 15:23:22,815 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "witness.graphml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator VIOLATION_WITNESS 29.10 03:23:22" (1/1) ... [2024-10-29 15:23:22,816 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "witness.graphml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator VIOLATION_WITNESS 29.10 03:23:22" (1/1) ... [2024-10-29 15:23:22,821 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-29 15:23:22,822 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-29 15:23:22,822 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-29 15:23:22,822 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-29 15:23:22,822 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "witness.graphml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator VIOLATION_WITNESS 29.10 03:23:22" (1/1) ... [2024-10-29 15:23:22,826 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-29 15:23:22,837 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-29 15:23:22,857 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 15:23:22,860 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 15:23:22,889 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-29 15:23:22,889 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-10-29 15:23:22,889 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-10-29 15:23:22,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-10-29 15:23:22,889 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-10-29 15:23:22,890 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-29 15:23:22,890 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-29 15:23:22,890 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-10-29 15:23:22,890 INFO L130 BoogieDeclarations]: Found specification of procedure thread [2024-10-29 15:23:22,890 INFO L138 BoogieDeclarations]: Found implementation of procedure thread [2024-10-29 15:23:22,890 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-29 15:23:22,890 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-29 15:23:22,891 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 15:23:22,984 INFO L238 CfgBuilder]: Building ICFG [2024-10-29 15:23:22,985 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-29 15:23:23,244 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-10-29 15:23:23,244 INFO L287 CfgBuilder]: Performing block encoding [2024-10-29 15:23:23,276 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-29 15:23:23,276 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-10-29 15:23:23,277 INFO L201 PluginConnector]: Adding new model witness.graphml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:23:23 BoogieIcfgContainer [2024-10-29 15:23:23,277 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-29 15:23:23,278 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-29 15:23:23,278 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-29 15:23:23,281 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-29 15:23:23,281 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 03:23:22" (1/4) ... [2024-10-29 15:23:23,282 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b88188e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 03:23:23, skipping insertion in model container [2024-10-29 15:23:23,283 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.graphml de.uni_freiburg.informatik.ultimate.witnessparser VIOLATION_WITNESS 29.10 03:23:22" (2/4) ... [2024-10-29 15:23:23,283 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b88188e and model type witness.graphml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction VIOLATION_WITNESS 29.10 03:23:23, skipping insertion in model container [2024-10-29 15:23:23,283 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.graphml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator VIOLATION_WITNESS 29.10 03:23:22" (3/4) ... [2024-10-29 15:23:23,283 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b88188e and model type witness.graphml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction VIOLATION_WITNESS 29.10 03:23:23, skipping insertion in model container [2024-10-29 15:23:23,283 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.graphml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:23:23" (4/4) ... [2024-10-29 15:23:23,284 INFO L112 eAbstractionObserver]: Analyzing ICFG per-thread-index-bitmask-race-2.i [2024-10-29 15:23:23,284 WARN L117 eAbstractionObserver]: Found a witness automaton. I will only consider traces that are accepted by the witness automaton [2024-10-29 15:23:23,301 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:None NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-29 15:23:23,301 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 11 error locations. [2024-10-29 15:23:23,301 INFO L489 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-10-29 15:23:23,366 INFO L143 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2024-10-29 15:23:23,380 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 15:23:23,396 INFO L113 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 187 places, 202 transitions, 411 flow [2024-10-29 15:23:23,525 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 15:23:23,550 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-29 15:23:23,557 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;@4dc4d480, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-29 15:23:23,557 INFO L334 AbstractCegarLoop]: Starting to check reachability of 16 error locations. [2024-10-29 15:23:23,566 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 15:23:23,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-10-29 15:23:23,574 INFO L207 NwaCegarLoop]: Found error trace [2024-10-29 15:23:23,574 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 15:23:23,575 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 15:23:23,580 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-29 15:23:23,580 INFO L85 PathProgramCache]: Analyzing trace with hash -301529343, now seen corresponding path program 1 times [2024-10-29 15:23:23,586 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-29 15:23:23,587 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1289362146] [2024-10-29 15:23:23,587 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-29 15:23:23,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-29 15:23:23,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-29 15:23:23,975 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 15:23:23,976 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-29 15:23:23,976 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1289362146] [2024-10-29 15:23:23,976 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1289362146] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-29 15:23:23,976 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-29 15:23:23,976 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-29 15:23:23,980 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1935167151] [2024-10-29 15:23:23,981 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-29 15:23:23,984 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-29 15:23:23,984 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-29 15:23:24,002 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-29 15:23:24,003 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-29 15:23:24,011 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 15:23:24,153 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-29 15:23:24,154 INFO L93 Difference]: Finished difference Result 8403 states and 17929 transitions. [2024-10-29 15:23:24,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-29 15:23:24,156 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 15:23:24,157 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-29 15:23:24,200 INFO L225 Difference]: With dead ends: 8403 [2024-10-29 15:23:24,201 INFO L226 Difference]: Without dead ends: 4179 [2024-10-29 15:23:24,216 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 15:23:24,220 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 15:23:24,220 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 15:23:24,243 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4179 states. [2024-10-29 15:23:24,368 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4179 to 4179. [2024-10-29 15:23:24,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4179 states, 4130 states have (on average 2.1360774818401937) internal successors, (8822), 4178 states have internal predecessors, (8822), 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 15:23:24,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4179 states to 4179 states and 8822 transitions. [2024-10-29 15:23:24,400 INFO L78 Accepts]: Start accepts. Automaton has 4179 states and 8822 transitions. Word has length 37 [2024-10-29 15:23:24,400 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-29 15:23:24,400 INFO L471 AbstractCegarLoop]: Abstraction has 4179 states and 8822 transitions. [2024-10-29 15:23:24,401 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 15:23:24,402 INFO L276 IsEmpty]: Start isEmpty. Operand 4179 states and 8822 transitions. [2024-10-29 15:23:24,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-10-29 15:23:24,403 INFO L207 NwaCegarLoop]: Found error trace [2024-10-29 15:23:24,403 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 15:23:24,404 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-29 15:23:24,404 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 15:23:24,405 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-29 15:23:24,406 INFO L85 PathProgramCache]: Analyzing trace with hash -2112208358, now seen corresponding path program 1 times [2024-10-29 15:23:24,407 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-29 15:23:24,407 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [680706951] [2024-10-29 15:23:24,407 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-29 15:23:24,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-29 15:23:24,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-29 15:23:24,516 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 15:23:24,516 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-29 15:23:24,517 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [680706951] [2024-10-29 15:23:24,517 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [680706951] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-29 15:23:24,517 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-29 15:23:24,517 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-29 15:23:24,517 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [424911586] [2024-10-29 15:23:24,517 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-29 15:23:24,518 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-29 15:23:24,518 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-29 15:23:24,519 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-29 15:23:24,519 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-29 15:23:24,519 INFO L87 Difference]: Start difference. First operand 4179 states and 8822 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 15:23:24,722 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-29 15:23:24,726 INFO L93 Difference]: Finished difference Result 5501 states and 11717 transitions. [2024-10-29 15:23:24,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-29 15:23:24,727 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 15:23:24,727 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-29 15:23:24,793 INFO L225 Difference]: With dead ends: 5501 [2024-10-29 15:23:24,797 INFO L226 Difference]: Without dead ends: 5320 [2024-10-29 15:23:24,800 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 15:23:24,805 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 15:23:24,806 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 15:23:24,821 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5320 states. [2024-10-29 15:23:24,924 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5320 to 4136. [2024-10-29 15:23:24,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4136 states, 4095 states have (on average 2.129181929181929) internal successors, (8719), 4135 states have internal predecessors, (8719), 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 15:23:24,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4136 states to 4136 states and 8719 transitions. [2024-10-29 15:23:24,956 INFO L78 Accepts]: Start accepts. Automaton has 4136 states and 8719 transitions. Word has length 45 [2024-10-29 15:23:24,957 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-29 15:23:24,957 INFO L471 AbstractCegarLoop]: Abstraction has 4136 states and 8719 transitions. [2024-10-29 15:23:24,958 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 15:23:24,958 INFO L276 IsEmpty]: Start isEmpty. Operand 4136 states and 8719 transitions. [2024-10-29 15:23:24,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-10-29 15:23:24,960 INFO L207 NwaCegarLoop]: Found error trace [2024-10-29 15:23:24,960 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 15:23:24,961 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-29 15:23:24,961 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 15:23:24,961 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-29 15:23:24,961 INFO L85 PathProgramCache]: Analyzing trace with hash 729989453, now seen corresponding path program 1 times [2024-10-29 15:23:24,962 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-29 15:23:24,962 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2080283448] [2024-10-29 15:23:24,962 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-29 15:23:24,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-29 15:23:24,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-29 15:23:25,038 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 15:23:25,038 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-29 15:23:25,038 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2080283448] [2024-10-29 15:23:25,039 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2080283448] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-29 15:23:25,039 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-29 15:23:25,039 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-29 15:23:25,039 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [946973500] [2024-10-29 15:23:25,040 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-29 15:23:25,040 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-29 15:23:25,041 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-29 15:23:25,041 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-29 15:23:25,042 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-29 15:23:25,043 INFO L87 Difference]: Start difference. First operand 4136 states and 8719 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 15:23:25,112 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-29 15:23:25,112 INFO L93 Difference]: Finished difference Result 4147 states and 8730 transitions. [2024-10-29 15:23:25,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-29 15:23:25,113 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 15:23:25,113 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-29 15:23:25,138 INFO L225 Difference]: With dead ends: 4147 [2024-10-29 15:23:25,139 INFO L226 Difference]: Without dead ends: 3981 [2024-10-29 15:23:25,141 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 15:23:25,145 INFO L432 NwaCegarLoop]: 292 mSDtfsCounter, 149 mSDsluCounter, 151 mSDsCounter, 0 mSdLazyCounter, 40 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 149 SdHoareTripleChecker+Valid, 443 SdHoareTripleChecker+Invalid, 42 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 40 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-29 15:23:25,146 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [149 Valid, 443 Invalid, 42 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 40 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-29 15:23:25,151 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3981 states. [2024-10-29 15:23:25,278 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3981 to 3973. [2024-10-29 15:23:25,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3973 states, 3945 states have (on average 2.125982256020279) internal successors, (8387), 3972 states have internal predecessors, (8387), 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 15:23:25,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3973 states to 3973 states and 8387 transitions. [2024-10-29 15:23:25,310 INFO L78 Accepts]: Start accepts. Automaton has 3973 states and 8387 transitions. Word has length 48 [2024-10-29 15:23:25,312 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-29 15:23:25,312 INFO L471 AbstractCegarLoop]: Abstraction has 3973 states and 8387 transitions. [2024-10-29 15:23:25,312 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 15:23:25,313 INFO L276 IsEmpty]: Start isEmpty. Operand 3973 states and 8387 transitions. [2024-10-29 15:23:25,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-10-29 15:23:25,313 INFO L207 NwaCegarLoop]: Found error trace [2024-10-29 15:23:25,314 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 15:23:25,314 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-29 15:23:25,314 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 15:23:25,314 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-29 15:23:25,315 INFO L85 PathProgramCache]: Analyzing trace with hash -1330297857, now seen corresponding path program 1 times [2024-10-29 15:23:25,315 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-29 15:23:25,316 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [460287043] [2024-10-29 15:23:25,316 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-29 15:23:25,316 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-29 15:23:25,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-29 15:23:25,490 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 15:23:25,491 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-29 15:23:25,491 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [460287043] [2024-10-29 15:23:25,492 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [460287043] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-29 15:23:25,492 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-29 15:23:25,492 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-29 15:23:25,492 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [987587484] [2024-10-29 15:23:25,492 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-29 15:23:25,493 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-29 15:23:25,493 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-29 15:23:25,494 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-29 15:23:25,494 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-10-29 15:23:25,494 INFO L87 Difference]: Start difference. First operand 3973 states and 8387 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 15:23:25,621 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-29 15:23:25,622 INFO L93 Difference]: Finished difference Result 3981 states and 8394 transitions. [2024-10-29 15:23:25,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-29 15:23:25,622 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 15:23:25,623 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-29 15:23:25,646 INFO L225 Difference]: With dead ends: 3981 [2024-10-29 15:23:25,647 INFO L226 Difference]: Without dead ends: 3971 [2024-10-29 15:23:25,650 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 15:23:25,651 INFO L432 NwaCegarLoop]: 170 mSDtfsCounter, 122 mSDsluCounter, 323 mSDsCounter, 0 mSdLazyCounter, 81 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 122 SdHoareTripleChecker+Valid, 493 SdHoareTripleChecker+Invalid, 81 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 81 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-29 15:23:25,651 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [122 Valid, 493 Invalid, 81 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 81 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-29 15:23:25,659 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3971 states. [2024-10-29 15:23:25,729 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3971 to 3971. [2024-10-29 15:23:25,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3971 states, 3943 states have (on average 2.1262997717474006) internal successors, (8384), 3970 states have internal predecessors, (8384), 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 15:23:25,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3971 states to 3971 states and 8384 transitions. [2024-10-29 15:23:25,759 INFO L78 Accepts]: Start accepts. Automaton has 3971 states and 8384 transitions. Word has length 50 [2024-10-29 15:23:25,760 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-29 15:23:25,760 INFO L471 AbstractCegarLoop]: Abstraction has 3971 states and 8384 transitions. [2024-10-29 15:23:25,761 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 15:23:25,762 INFO L276 IsEmpty]: Start isEmpty. Operand 3971 states and 8384 transitions. [2024-10-29 15:23:25,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2024-10-29 15:23:25,765 INFO L207 NwaCegarLoop]: Found error trace [2024-10-29 15:23:25,765 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 15:23:25,765 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-29 15:23:25,765 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 15:23:25,766 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-29 15:23:25,766 INFO L85 PathProgramCache]: Analyzing trace with hash -2120327378, now seen corresponding path program 1 times [2024-10-29 15:23:25,766 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-29 15:23:25,766 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1773947262] [2024-10-29 15:23:25,767 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-29 15:23:25,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-29 15:23:25,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-29 15:23:25,860 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 15:23:25,860 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-29 15:23:25,861 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1773947262] [2024-10-29 15:23:25,861 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1773947262] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-29 15:23:25,861 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-29 15:23:25,861 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-29 15:23:25,861 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [618623260] [2024-10-29 15:23:25,862 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-29 15:23:25,863 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-29 15:23:25,863 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-29 15:23:25,863 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-29 15:23:25,863 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-29 15:23:25,864 INFO L87 Difference]: Start difference. First operand 3971 states and 8384 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 15:23:25,968 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-29 15:23:25,968 INFO L93 Difference]: Finished difference Result 7876 states and 16695 transitions. [2024-10-29 15:23:25,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-29 15:23:25,969 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 15:23:25,969 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-29 15:23:26,006 INFO L225 Difference]: With dead ends: 7876 [2024-10-29 15:23:26,006 INFO L226 Difference]: Without dead ends: 3970 [2024-10-29 15:23:26,015 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 15:23:26,016 INFO L432 NwaCegarLoop]: 164 mSDtfsCounter, 45 mSDsluCounter, 120 mSDsCounter, 0 mSdLazyCounter, 64 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s 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 15:23:26,017 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 15:23:26,024 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3970 states. [2024-10-29 15:23:26,128 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3970 to 3970. [2024-10-29 15:23:26,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3970 states, 3942 states have (on average 2.1263318112633183) internal successors, (8382), 3969 states have internal predecessors, (8382), 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 15:23:26,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3970 states to 3970 states and 8382 transitions. [2024-10-29 15:23:26,146 INFO L78 Accepts]: Start accepts. Automaton has 3970 states and 8382 transitions. Word has length 63 [2024-10-29 15:23:26,147 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-29 15:23:26,147 INFO L471 AbstractCegarLoop]: Abstraction has 3970 states and 8382 transitions. [2024-10-29 15:23:26,147 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 15:23:26,147 INFO L276 IsEmpty]: Start isEmpty. Operand 3970 states and 8382 transitions. [2024-10-29 15:23:26,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2024-10-29 15:23:26,151 INFO L207 NwaCegarLoop]: Found error trace [2024-10-29 15:23:26,151 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 15:23:26,151 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-10-29 15:23:26,152 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 15:23:26,152 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-29 15:23:26,153 INFO L85 PathProgramCache]: Analyzing trace with hash 2003233580, now seen corresponding path program 1 times [2024-10-29 15:23:26,153 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-29 15:23:26,153 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1256523435] [2024-10-29 15:23:26,153 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-29 15:23:26,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-29 15:23:26,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-29 15:23:26,207 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 15:23:26,208 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-29 15:23:26,208 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1256523435] [2024-10-29 15:23:26,208 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1256523435] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-29 15:23:26,208 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-29 15:23:26,208 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-29 15:23:26,208 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [40746875] [2024-10-29 15:23:26,208 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-29 15:23:26,209 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-29 15:23:26,209 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-29 15:23:26,209 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-29 15:23:26,209 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-10-29 15:23:26,210 INFO L87 Difference]: Start difference. First operand 3970 states and 8382 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 15:23:26,329 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-29 15:23:26,329 INFO L93 Difference]: Finished difference Result 9871 states and 21170 transitions. [2024-10-29 15:23:26,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-29 15:23:26,330 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 15:23:26,330 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-29 15:23:26,352 INFO L225 Difference]: With dead ends: 9871 [2024-10-29 15:23:26,352 INFO L226 Difference]: Without dead ends: 5955 [2024-10-29 15:23:26,361 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 15:23:26,362 INFO L432 NwaCegarLoop]: 292 mSDtfsCounter, 241 mSDsluCounter, 265 mSDsCounter, 0 mSdLazyCounter, 117 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 241 SdHoareTripleChecker+Valid, 557 SdHoareTripleChecker+Invalid, 123 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 117 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-29 15:23:26,362 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [241 Valid, 557 Invalid, 123 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 117 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-29 15:23:26,368 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5955 states. [2024-10-29 15:23:26,422 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5955 to 4103. [2024-10-29 15:23:26,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4103 states, 4075 states have (on average 2.1276073619631903) internal successors, (8670), 4102 states have internal predecessors, (8670), 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 15:23:26,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4103 states to 4103 states and 8670 transitions. [2024-10-29 15:23:26,445 INFO L78 Accepts]: Start accepts. Automaton has 4103 states and 8670 transitions. Word has length 73 [2024-10-29 15:23:26,445 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-29 15:23:26,446 INFO L471 AbstractCegarLoop]: Abstraction has 4103 states and 8670 transitions. [2024-10-29 15:23:26,446 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 15:23:26,446 INFO L276 IsEmpty]: Start isEmpty. Operand 4103 states and 8670 transitions. [2024-10-29 15:23:26,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2024-10-29 15:23:26,447 INFO L207 NwaCegarLoop]: Found error trace [2024-10-29 15:23:26,447 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] [2024-10-29 15:23:26,447 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-10-29 15:23:26,447 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 15:23:26,447 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-29 15:23:26,448 INFO L85 PathProgramCache]: Analyzing trace with hash 50103465, now seen corresponding path program 1 times [2024-10-29 15:23:26,448 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-29 15:23:26,448 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [848963589] [2024-10-29 15:23:26,448 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-29 15:23:26,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-29 15:23:26,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-29 15:23:26,489 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 15:23:26,489 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-29 15:23:26,489 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [848963589] [2024-10-29 15:23:26,489 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [848963589] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-29 15:23:26,489 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-29 15:23:26,490 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-29 15:23:26,490 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [878935483] [2024-10-29 15:23:26,490 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-29 15:23:26,490 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-29 15:23:26,490 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-29 15:23:26,491 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-29 15:23:26,491 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-10-29 15:23:26,491 INFO L87 Difference]: Start difference. First operand 4103 states and 8670 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 15:23:26,609 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-29 15:23:26,609 INFO L93 Difference]: Finished difference Result 9961 states and 21326 transitions. [2024-10-29 15:23:26,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-29 15:23:26,610 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 15:23:26,610 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-29 15:23:26,636 INFO L225 Difference]: With dead ends: 9961 [2024-10-29 15:23:26,636 INFO L226 Difference]: Without dead ends: 5913 [2024-10-29 15:23:26,646 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 15:23:26,648 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 15:23:26,649 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 15:23:26,656 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5913 states. [2024-10-29 15:23:26,770 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5913 to 4097. [2024-10-29 15:23:26,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4097 states, 4069 states have (on average 2.122634553944458) internal successors, (8637), 4096 states have internal predecessors, (8637), 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 15:23:26,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4097 states to 4097 states and 8637 transitions. [2024-10-29 15:23:26,798 INFO L78 Accepts]: Start accepts. Automaton has 4097 states and 8637 transitions. Word has length 73 [2024-10-29 15:23:26,799 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-29 15:23:26,799 INFO L471 AbstractCegarLoop]: Abstraction has 4097 states and 8637 transitions. [2024-10-29 15:23:26,799 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 15:23:26,799 INFO L276 IsEmpty]: Start isEmpty. Operand 4097 states and 8637 transitions. [2024-10-29 15:23:26,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2024-10-29 15:23:26,800 INFO L207 NwaCegarLoop]: Found error trace [2024-10-29 15:23:26,800 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 15:23:26,800 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-10-29 15:23:26,800 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 15:23:26,801 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-29 15:23:26,801 INFO L85 PathProgramCache]: Analyzing trace with hash -2043853602, now seen corresponding path program 1 times [2024-10-29 15:23:26,801 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-29 15:23:26,801 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1747573877] [2024-10-29 15:23:26,801 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-29 15:23:26,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-29 15:23:26,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-29 15:23:26,933 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 15:23:26,937 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-29 15:23:26,937 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1747573877] [2024-10-29 15:23:26,937 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1747573877] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-29 15:23:26,937 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-29 15:23:26,937 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-29 15:23:26,938 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1364914598] [2024-10-29 15:23:26,938 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-29 15:23:26,938 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-29 15:23:26,938 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-29 15:23:26,938 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-29 15:23:26,938 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-10-29 15:23:26,939 INFO L87 Difference]: Start difference. First operand 4097 states and 8637 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 15:23:27,044 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-29 15:23:27,044 INFO L93 Difference]: Finished difference Result 8928 states and 18935 transitions. [2024-10-29 15:23:27,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-29 15:23:27,044 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 15:23:27,045 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-29 15:23:27,066 INFO L225 Difference]: With dead ends: 8928 [2024-10-29 15:23:27,066 INFO L226 Difference]: Without dead ends: 4884 [2024-10-29 15:23:27,073 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 15:23:27,074 INFO L432 NwaCegarLoop]: 201 mSDtfsCounter, 101 mSDsluCounter, 308 mSDsCounter, 0 mSdLazyCounter, 118 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 101 SdHoareTripleChecker+Valid, 509 SdHoareTripleChecker+Invalid, 119 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 118 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-29 15:23:27,074 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [101 Valid, 509 Invalid, 119 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 118 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-29 15:23:27,079 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4884 states. [2024-10-29 15:23:27,124 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4884 to 4099. [2024-10-29 15:23:27,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4099 states, 4071 states have (on average 2.1220830262834682) internal successors, (8639), 4098 states have internal predecessors, (8639), 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 15:23:27,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4099 states to 4099 states and 8639 transitions. [2024-10-29 15:23:27,149 INFO L78 Accepts]: Start accepts. Automaton has 4099 states and 8639 transitions. Word has length 74 [2024-10-29 15:23:27,150 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-29 15:23:27,150 INFO L471 AbstractCegarLoop]: Abstraction has 4099 states and 8639 transitions. [2024-10-29 15:23:27,150 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 15:23:27,150 INFO L276 IsEmpty]: Start isEmpty. Operand 4099 states and 8639 transitions. [2024-10-29 15:23:27,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2024-10-29 15:23:27,150 INFO L207 NwaCegarLoop]: Found error trace [2024-10-29 15:23:27,151 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 15:23:27,151 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-10-29 15:23:27,151 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 15:23:27,151 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-29 15:23:27,151 INFO L85 PathProgramCache]: Analyzing trace with hash 928745729, now seen corresponding path program 1 times [2024-10-29 15:23:27,151 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-29 15:23:27,152 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [952373406] [2024-10-29 15:23:27,152 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-29 15:23:27,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-29 15:23:27,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-29 15:23:27,194 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 15:23:27,196 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-29 15:23:27,196 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [952373406] [2024-10-29 15:23:27,196 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [952373406] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-29 15:23:27,196 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-29 15:23:27,196 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-29 15:23:27,196 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1208088735] [2024-10-29 15:23:27,196 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-29 15:23:27,197 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-29 15:23:27,197 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-29 15:23:27,197 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-29 15:23:27,197 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-10-29 15:23:27,197 INFO L87 Difference]: Start difference. First operand 4099 states and 8639 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 15:23:27,320 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-29 15:23:27,320 INFO L93 Difference]: Finished difference Result 9656 states and 20565 transitions. [2024-10-29 15:23:27,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-29 15:23:27,321 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 15:23:27,321 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-29 15:23:27,348 INFO L225 Difference]: With dead ends: 9656 [2024-10-29 15:23:27,348 INFO L226 Difference]: Without dead ends: 5621 [2024-10-29 15:23:27,356 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 15:23:27,358 INFO L432 NwaCegarLoop]: 289 mSDtfsCounter, 218 mSDsluCounter, 353 mSDsCounter, 0 mSdLazyCounter, 125 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 218 SdHoareTripleChecker+Valid, 642 SdHoareTripleChecker+Invalid, 130 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 125 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-29 15:23:27,358 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [218 Valid, 642 Invalid, 130 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 125 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-29 15:23:27,364 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5621 states. [2024-10-29 15:23:27,441 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5621 to 4297. [2024-10-29 15:23:27,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4297 states, 4269 states have (on average 2.127430311548372) internal successors, (9082), 4296 states have internal predecessors, (9082), 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 15:23:27,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4297 states to 4297 states and 9082 transitions. [2024-10-29 15:23:27,464 INFO L78 Accepts]: Start accepts. Automaton has 4297 states and 9082 transitions. Word has length 74 [2024-10-29 15:23:27,464 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-29 15:23:27,464 INFO L471 AbstractCegarLoop]: Abstraction has 4297 states and 9082 transitions. [2024-10-29 15:23:27,464 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 15:23:27,465 INFO L276 IsEmpty]: Start isEmpty. Operand 4297 states and 9082 transitions. [2024-10-29 15:23:27,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2024-10-29 15:23:27,466 INFO L207 NwaCegarLoop]: Found error trace [2024-10-29 15:23:27,466 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 15:23:27,466 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-10-29 15:23:27,466 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 15:23:27,467 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-29 15:23:27,467 INFO L85 PathProgramCache]: Analyzing trace with hash -1482566818, now seen corresponding path program 1 times [2024-10-29 15:23:27,467 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-29 15:23:27,467 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1029717009] [2024-10-29 15:23:27,468 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-29 15:23:27,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-29 15:23:27,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-29 15:23:27,533 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 15:23:27,534 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-29 15:23:27,534 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1029717009] [2024-10-29 15:23:27,534 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1029717009] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-29 15:23:27,534 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-29 15:23:27,534 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-29 15:23:27,534 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [348871863] [2024-10-29 15:23:27,535 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-29 15:23:27,535 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-29 15:23:27,535 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-29 15:23:27,535 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-29 15:23:27,535 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-10-29 15:23:27,536 INFO L87 Difference]: Start difference. First operand 4297 states and 9082 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 15:23:27,642 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-29 15:23:27,642 INFO L93 Difference]: Finished difference Result 9668 states and 20647 transitions. [2024-10-29 15:23:27,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-29 15:23:27,643 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 15:23:27,643 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-29 15:23:27,667 INFO L225 Difference]: With dead ends: 9668 [2024-10-29 15:23:27,667 INFO L226 Difference]: Without dead ends: 5453 [2024-10-29 15:23:27,675 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 15:23:27,676 INFO L432 NwaCegarLoop]: 284 mSDtfsCounter, 205 mSDsluCounter, 264 mSDsCounter, 0 mSdLazyCounter, 109 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 205 SdHoareTripleChecker+Valid, 548 SdHoareTripleChecker+Invalid, 114 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 109 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-29 15:23:27,677 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [205 Valid, 548 Invalid, 114 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 109 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-29 15:23:27,682 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5453 states. [2024-10-29 15:23:27,745 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5453 to 4926. [2024-10-29 15:23:27,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4926 states, 4898 states have (on average 2.1349530420579828) internal successors, (10457), 4925 states have internal predecessors, (10457), 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 15:23:27,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4926 states to 4926 states and 10457 transitions. [2024-10-29 15:23:27,780 INFO L78 Accepts]: Start accepts. Automaton has 4926 states and 10457 transitions. Word has length 74 [2024-10-29 15:23:27,780 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-29 15:23:27,780 INFO L471 AbstractCegarLoop]: Abstraction has 4926 states and 10457 transitions. [2024-10-29 15:23:27,781 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 15:23:27,781 INFO L276 IsEmpty]: Start isEmpty. Operand 4926 states and 10457 transitions. [2024-10-29 15:23:27,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2024-10-29 15:23:27,781 INFO L207 NwaCegarLoop]: Found error trace [2024-10-29 15:23:27,781 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 15:23:27,782 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-10-29 15:23:27,782 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 15:23:27,782 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-29 15:23:27,782 INFO L85 PathProgramCache]: Analyzing trace with hash -576629111, now seen corresponding path program 1 times [2024-10-29 15:23:27,782 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-29 15:23:27,783 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1997931405] [2024-10-29 15:23:27,783 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-29 15:23:27,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-29 15:23:27,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-29 15:23:27,822 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 15:23:27,823 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-29 15:23:27,823 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1997931405] [2024-10-29 15:23:27,823 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1997931405] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-29 15:23:27,823 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-29 15:23:27,823 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-29 15:23:27,823 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [125939497] [2024-10-29 15:23:27,823 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-29 15:23:27,824 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-29 15:23:27,824 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-29 15:23:27,824 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-29 15:23:27,824 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-10-29 15:23:27,824 INFO L87 Difference]: Start difference. First operand 4926 states and 10457 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 15:23:27,926 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-29 15:23:27,926 INFO L93 Difference]: Finished difference Result 10262 states and 21916 transitions. [2024-10-29 15:23:27,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-29 15:23:27,927 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 15:23:27,927 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-29 15:23:27,955 INFO L225 Difference]: With dead ends: 10262 [2024-10-29 15:23:27,955 INFO L226 Difference]: Without dead ends: 5419 [2024-10-29 15:23:27,964 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 15:23:27,964 INFO L432 NwaCegarLoop]: 286 mSDtfsCounter, 200 mSDsluCounter, 264 mSDsCounter, 0 mSdLazyCounter, 114 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 200 SdHoareTripleChecker+Valid, 550 SdHoareTripleChecker+Invalid, 119 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 114 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-29 15:23:27,965 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [200 Valid, 550 Invalid, 119 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 114 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-29 15:23:27,969 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5419 states. [2024-10-29 15:23:28,069 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5419 to 4962. [2024-10-29 15:23:28,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4962 states, 4934 states have (on average 2.1343737332792867) internal successors, (10531), 4961 states have internal predecessors, (10531), 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 15:23:28,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4962 states to 4962 states and 10531 transitions. [2024-10-29 15:23:28,105 INFO L78 Accepts]: Start accepts. Automaton has 4962 states and 10531 transitions. Word has length 74 [2024-10-29 15:23:28,106 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-29 15:23:28,106 INFO L471 AbstractCegarLoop]: Abstraction has 4962 states and 10531 transitions. [2024-10-29 15:23:28,106 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 15:23:28,106 INFO L276 IsEmpty]: Start isEmpty. Operand 4962 states and 10531 transitions. [2024-10-29 15:23:28,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2024-10-29 15:23:28,107 INFO L207 NwaCegarLoop]: Found error trace [2024-10-29 15:23:28,107 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 15:23:28,107 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-10-29 15:23:28,107 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 15:23:28,108 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-29 15:23:28,108 INFO L85 PathProgramCache]: Analyzing trace with hash 1846625334, now seen corresponding path program 1 times [2024-10-29 15:23:28,108 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-29 15:23:28,108 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [618565594] [2024-10-29 15:23:28,108 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-29 15:23:28,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-29 15:23:28,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-29 15:23:28,178 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 15:23:28,179 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-29 15:23:28,179 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [618565594] [2024-10-29 15:23:28,179 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [618565594] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-29 15:23:28,179 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-29 15:23:28,179 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-29 15:23:28,179 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1459996601] [2024-10-29 15:23:28,179 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-29 15:23:28,180 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-29 15:23:28,180 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-29 15:23:28,180 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-29 15:23:28,180 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-10-29 15:23:28,181 INFO L87 Difference]: Start difference. First operand 4962 states and 10531 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 15:23:28,300 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-29 15:23:28,300 INFO L93 Difference]: Finished difference Result 10680 states and 22839 transitions. [2024-10-29 15:23:28,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-29 15:23:28,301 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 15:23:28,301 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-29 15:23:28,335 INFO L225 Difference]: With dead ends: 10680 [2024-10-29 15:23:28,336 INFO L226 Difference]: Without dead ends: 5799 [2024-10-29 15:23:28,347 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 15:23:28,347 INFO L432 NwaCegarLoop]: 237 mSDtfsCounter, 114 mSDsluCounter, 219 mSDsCounter, 0 mSdLazyCounter, 109 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 114 SdHoareTripleChecker+Valid, 456 SdHoareTripleChecker+Invalid, 110 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 109 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-29 15:23:28,348 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [114 Valid, 456 Invalid, 110 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 109 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-29 15:23:28,354 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5799 states. [2024-10-29 15:23:28,437 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5799 to 5400. [2024-10-29 15:23:28,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5400 states, 5372 states have (on average 2.141288160833954) internal successors, (11503), 5399 states have internal predecessors, (11503), 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 15:23:28,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5400 states to 5400 states and 11503 transitions. [2024-10-29 15:23:28,487 INFO L78 Accepts]: Start accepts. Automaton has 5400 states and 11503 transitions. Word has length 75 [2024-10-29 15:23:28,488 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-29 15:23:28,488 INFO L471 AbstractCegarLoop]: Abstraction has 5400 states and 11503 transitions. [2024-10-29 15:23:28,488 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 15:23:28,488 INFO L276 IsEmpty]: Start isEmpty. Operand 5400 states and 11503 transitions. [2024-10-29 15:23:28,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2024-10-29 15:23:28,489 INFO L207 NwaCegarLoop]: Found error trace [2024-10-29 15:23:28,489 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 15:23:28,489 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-10-29 15:23:28,490 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 15:23:28,490 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-29 15:23:28,490 INFO L85 PathProgramCache]: Analyzing trace with hash 1867866317, now seen corresponding path program 1 times [2024-10-29 15:23:28,490 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-29 15:23:28,490 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1620339844] [2024-10-29 15:23:28,491 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-29 15:23:28,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-29 15:23:28,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-29 15:23:28,538 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 15:23:28,539 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-29 15:23:28,539 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1620339844] [2024-10-29 15:23:28,539 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1620339844] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-29 15:23:28,539 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-29 15:23:28,539 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-29 15:23:28,540 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1262058184] [2024-10-29 15:23:28,540 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-29 15:23:28,540 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-29 15:23:28,540 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-29 15:23:28,541 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-29 15:23:28,541 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-29 15:23:28,541 INFO L87 Difference]: Start difference. First operand 5400 states and 11503 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 15:23:28,616 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-29 15:23:28,616 INFO L93 Difference]: Finished difference Result 5579 states and 11870 transitions. [2024-10-29 15:23:28,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-29 15:23:28,616 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 15:23:28,617 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-29 15:23:28,653 INFO L225 Difference]: With dead ends: 5579 [2024-10-29 15:23:28,654 INFO L226 Difference]: Without dead ends: 5535 [2024-10-29 15:23:28,655 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 15:23:28,656 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 15:23:28,657 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 15:23:28,662 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5535 states. [2024-10-29 15:23:28,755 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5535 to 5427. [2024-10-29 15:23:28,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5427 states, 5401 states have (on average 2.1403443806702462) internal successors, (11560), 5426 states have internal predecessors, (11560), 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 15:23:28,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5427 states to 5427 states and 11560 transitions. [2024-10-29 15:23:28,803 INFO L78 Accepts]: Start accepts. Automaton has 5427 states and 11560 transitions. Word has length 75 [2024-10-29 15:23:28,803 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-29 15:23:28,804 INFO L471 AbstractCegarLoop]: Abstraction has 5427 states and 11560 transitions. [2024-10-29 15:23:28,804 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 15:23:28,804 INFO L276 IsEmpty]: Start isEmpty. Operand 5427 states and 11560 transitions. [2024-10-29 15:23:28,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2024-10-29 15:23:28,805 INFO L207 NwaCegarLoop]: Found error trace [2024-10-29 15:23:28,805 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 15:23:28,805 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-10-29 15:23:28,805 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 15:23:28,806 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-29 15:23:28,806 INFO L85 PathProgramCache]: Analyzing trace with hash -909728489, now seen corresponding path program 1 times [2024-10-29 15:23:28,806 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-29 15:23:28,806 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1684277924] [2024-10-29 15:23:28,807 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-29 15:23:28,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-29 15:23:28,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-29 15:23:29,174 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 15:23:29,174 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-29 15:23:29,174 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1684277924] [2024-10-29 15:23:29,174 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1684277924] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-29 15:23:29,175 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-29 15:23:29,175 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-29 15:23:29,175 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [915689333] [2024-10-29 15:23:29,175 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-29 15:23:29,175 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-29 15:23:29,175 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-29 15:23:29,176 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-29 15:23:29,176 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-10-29 15:23:29,176 INFO L87 Difference]: Start difference. First operand 5427 states and 11560 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 15:23:29,338 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-29 15:23:29,339 INFO L93 Difference]: Finished difference Result 5497 states and 11683 transitions. [2024-10-29 15:23:29,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-29 15:23:29,339 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 15:23:29,339 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-29 15:23:29,360 INFO L225 Difference]: With dead ends: 5497 [2024-10-29 15:23:29,360 INFO L226 Difference]: Without dead ends: 5453 [2024-10-29 15:23:29,362 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 15:23:29,362 INFO L432 NwaCegarLoop]: 195 mSDtfsCounter, 203 mSDsluCounter, 580 mSDsCounter, 0 mSdLazyCounter, 227 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 203 SdHoareTripleChecker+Valid, 775 SdHoareTripleChecker+Invalid, 229 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 227 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-29 15:23:29,362 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [203 Valid, 775 Invalid, 229 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 227 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-29 15:23:29,366 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5453 states. [2024-10-29 15:23:29,417 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5453 to 5433. [2024-10-29 15:23:29,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5433 states, 5410 states have (on average 2.1378927911275416) internal successors, (11566), 5432 states have internal predecessors, (11566), 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 15:23:29,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5433 states to 5433 states and 11566 transitions. [2024-10-29 15:23:29,454 INFO L78 Accepts]: Start accepts. Automaton has 5433 states and 11566 transitions. Word has length 89 [2024-10-29 15:23:29,455 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-29 15:23:29,455 INFO L471 AbstractCegarLoop]: Abstraction has 5433 states and 11566 transitions. [2024-10-29 15:23:29,455 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 15:23:29,455 INFO L276 IsEmpty]: Start isEmpty. Operand 5433 states and 11566 transitions. [2024-10-29 15:23:29,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2024-10-29 15:23:29,458 INFO L207 NwaCegarLoop]: Found error trace [2024-10-29 15:23:29,458 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] [2024-10-29 15:23:29,459 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-10-29 15:23:29,459 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 15:23:29,459 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-29 15:23:29,459 INFO L85 PathProgramCache]: Analyzing trace with hash -309920610, now seen corresponding path program 1 times [2024-10-29 15:23:29,459 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-29 15:23:29,459 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1896732928] [2024-10-29 15:23:29,459 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-29 15:23:29,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-29 15:23:29,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-29 15:23:29,495 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 15:23:29,495 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-29 15:23:29,495 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1896732928] [2024-10-29 15:23:29,495 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1896732928] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-29 15:23:29,495 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-29 15:23:29,495 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-29 15:23:29,496 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1464713124] [2024-10-29 15:23:29,496 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-29 15:23:29,496 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-29 15:23:29,496 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-29 15:23:29,496 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-29 15:23:29,496 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-29 15:23:29,497 INFO L87 Difference]: Start difference. First operand 5433 states and 11566 transitions. Second operand has 3 states, 2 states have (on average 52.0) internal successors, (104), 3 states have internal predecessors, (104), 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 15:23:29,561 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-29 15:23:29,561 INFO L93 Difference]: Finished difference Result 5803 states and 12356 transitions. [2024-10-29 15:23:29,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-29 15:23:29,562 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 52.0) internal successors, (104), 3 states have internal predecessors, (104), 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 104 [2024-10-29 15:23:29,562 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-29 15:23:29,587 INFO L225 Difference]: With dead ends: 5803 [2024-10-29 15:23:29,588 INFO L226 Difference]: Without dead ends: 5661 [2024-10-29 15:23:29,591 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 15:23:29,591 INFO L432 NwaCegarLoop]: 266 mSDtfsCounter, 102 mSDsluCounter, 163 mSDsCounter, 0 mSdLazyCounter, 58 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 102 SdHoareTripleChecker+Valid, 429 SdHoareTripleChecker+Invalid, 59 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 58 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-29 15:23:29,591 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [102 Valid, 429 Invalid, 59 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 58 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-29 15:23:29,595 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5661 states. [2024-10-29 15:23:29,652 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5661 to 5436. [2024-10-29 15:23:29,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5436 states, 5419 states have (on average 2.136002952574276) internal successors, (11575), 5435 states have internal predecessors, (11575), 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 15:23:29,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5436 states to 5436 states and 11575 transitions. [2024-10-29 15:23:29,691 INFO L78 Accepts]: Start accepts. Automaton has 5436 states and 11575 transitions. Word has length 104 [2024-10-29 15:23:29,692 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-29 15:23:29,692 INFO L471 AbstractCegarLoop]: Abstraction has 5436 states and 11575 transitions. [2024-10-29 15:23:29,692 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 52.0) internal successors, (104), 3 states have internal predecessors, (104), 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 15:23:29,692 INFO L276 IsEmpty]: Start isEmpty. Operand 5436 states and 11575 transitions. [2024-10-29 15:23:29,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2024-10-29 15:23:29,693 INFO L207 NwaCegarLoop]: Found error trace [2024-10-29 15:23:29,693 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 15:23:29,693 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-10-29 15:23:29,694 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 15:23:29,694 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-29 15:23:29,694 INFO L85 PathProgramCache]: Analyzing trace with hash -1414495218, now seen corresponding path program 1 times [2024-10-29 15:23:29,694 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-29 15:23:29,694 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [310192380] [2024-10-29 15:23:29,695 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-29 15:23:29,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-29 15:23:29,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-29 15:23:30,044 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 15:23:30,044 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-29 15:23:30,044 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [310192380] [2024-10-29 15:23:30,045 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [310192380] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-29 15:23:30,045 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-29 15:23:30,045 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-29 15:23:30,045 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [820781835] [2024-10-29 15:23:30,045 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-29 15:23:30,045 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-29 15:23:30,045 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-29 15:23:30,046 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-29 15:23:30,046 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-10-29 15:23:30,046 INFO L87 Difference]: Start difference. First operand 5436 states and 11575 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 15:23:30,170 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-29 15:23:30,171 INFO L93 Difference]: Finished difference Result 5499 states and 11683 transitions. [2024-10-29 15:23:30,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-29 15:23:30,171 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 15:23:30,171 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-29 15:23:30,194 INFO L225 Difference]: With dead ends: 5499 [2024-10-29 15:23:30,195 INFO L226 Difference]: Without dead ends: 5389 [2024-10-29 15:23:30,197 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 15:23:30,197 INFO L432 NwaCegarLoop]: 303 mSDtfsCounter, 168 mSDsluCounter, 246 mSDsCounter, 0 mSdLazyCounter, 136 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 168 SdHoareTripleChecker+Valid, 549 SdHoareTripleChecker+Invalid, 140 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 136 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-29 15:23:30,197 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [168 Valid, 549 Invalid, 140 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 136 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-29 15:23:30,202 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5389 states. [2024-10-29 15:23:30,253 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5389 to 5384. [2024-10-29 15:23:30,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5384 states, 5368 states have (on average 2.1369225037257826) internal successors, (11471), 5383 states have internal predecessors, (11471), 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 15:23:30,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5384 states to 5384 states and 11471 transitions. [2024-10-29 15:23:30,288 INFO L78 Accepts]: Start accepts. Automaton has 5384 states and 11471 transitions. Word has length 107 [2024-10-29 15:23:30,289 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-29 15:23:30,289 INFO L471 AbstractCegarLoop]: Abstraction has 5384 states and 11471 transitions. [2024-10-29 15:23:30,289 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 15:23:30,289 INFO L276 IsEmpty]: Start isEmpty. Operand 5384 states and 11471 transitions. [2024-10-29 15:23:30,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2024-10-29 15:23:30,292 INFO L207 NwaCegarLoop]: Found error trace [2024-10-29 15:23:30,292 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] [2024-10-29 15:23:30,292 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-10-29 15:23:30,292 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 15:23:30,293 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-29 15:23:30,293 INFO L85 PathProgramCache]: Analyzing trace with hash 2032085982, now seen corresponding path program 1 times [2024-10-29 15:23:30,293 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-29 15:23:30,293 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1331561158] [2024-10-29 15:23:30,293 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-29 15:23:30,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-29 15:23:30,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-29 15:23:30,378 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 15:23:30,379 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-29 15:23:30,379 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1331561158] [2024-10-29 15:23:30,379 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1331561158] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-29 15:23:30,379 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-29 15:23:30,379 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-29 15:23:30,379 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [514113703] [2024-10-29 15:23:30,379 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-29 15:23:30,380 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-29 15:23:30,380 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-29 15:23:30,380 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-29 15:23:30,380 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-29 15:23:30,380 INFO L87 Difference]: Start difference. First operand 5384 states and 11471 transitions. Second operand has 4 states, 4 states have (on average 28.75) internal successors, (115), 4 states have internal predecessors, (115), 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 15:23:30,432 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-29 15:23:30,433 INFO L93 Difference]: Finished difference Result 7387 states and 15649 transitions. [2024-10-29 15:23:30,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-29 15:23:30,433 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 28.75) internal successors, (115), 4 states have internal predecessors, (115), 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 115 [2024-10-29 15:23:30,433 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-29 15:23:30,456 INFO L225 Difference]: With dead ends: 7387 [2024-10-29 15:23:30,457 INFO L226 Difference]: Without dead ends: 3447 [2024-10-29 15:23:30,465 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 15:23:30,465 INFO L432 NwaCegarLoop]: 245 mSDtfsCounter, 177 mSDsluCounter, 313 mSDsCounter, 0 mSdLazyCounter, 43 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 177 SdHoareTripleChecker+Valid, 558 SdHoareTripleChecker+Invalid, 45 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 43 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-29 15:23:30,465 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [177 Valid, 558 Invalid, 45 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 43 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-29 15:23:30,468 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3447 states. [2024-10-29 15:23:30,496 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3447 to 3045. [2024-10-29 15:23:30,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3045 states, 3037 states have (on average 2.0115245307869607) internal successors, (6109), 3044 states have internal predecessors, (6109), 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 15:23:30,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3045 states to 3045 states and 6109 transitions. [2024-10-29 15:23:30,523 INFO L78 Accepts]: Start accepts. Automaton has 3045 states and 6109 transitions. Word has length 115 [2024-10-29 15:23:30,524 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-29 15:23:30,524 INFO L471 AbstractCegarLoop]: Abstraction has 3045 states and 6109 transitions. [2024-10-29 15:23:30,524 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 28.75) internal successors, (115), 4 states have internal predecessors, (115), 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 15:23:30,524 INFO L276 IsEmpty]: Start isEmpty. Operand 3045 states and 6109 transitions. [2024-10-29 15:23:30,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2024-10-29 15:23:30,526 INFO L207 NwaCegarLoop]: Found error trace [2024-10-29 15:23:30,526 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-29 15:23:30,526 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-10-29 15:23:30,526 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting threadErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 13 more)] === [2024-10-29 15:23:30,527 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-29 15:23:30,527 INFO L85 PathProgramCache]: Analyzing trace with hash -570658233, now seen corresponding path program 1 times [2024-10-29 15:23:30,527 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-29 15:23:30,527 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [579304716] [2024-10-29 15:23:30,527 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-29 15:23:30,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-29 15:23:30,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-29 15:23:30,834 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 15:23:30,835 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-29 15:23:30,835 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [579304716] [2024-10-29 15:23:30,835 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [579304716] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-29 15:23:30,835 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-29 15:23:30,835 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-29 15:23:30,835 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1733101012] [2024-10-29 15:23:30,835 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-29 15:23:30,835 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-29 15:23:30,835 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-29 15:23:30,836 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-29 15:23:30,836 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-10-29 15:23:30,836 INFO L87 Difference]: Start difference. First operand 3045 states and 6109 transitions. Second operand has 6 states, 5 states have (on average 24.0) internal successors, (120), 6 states have internal predecessors, (120), 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 15:23:31,001 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-29 15:23:31,001 INFO L93 Difference]: Finished difference Result 3144 states and 6284 transitions. [2024-10-29 15:23:31,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-29 15:23:31,001 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 24.0) internal successors, (120), 6 states have internal predecessors, (120), 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 120 [2024-10-29 15:23:31,002 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-29 15:23:31,019 INFO L225 Difference]: With dead ends: 3144 [2024-10-29 15:23:31,019 INFO L226 Difference]: Without dead ends: 2657 [2024-10-29 15:23:31,021 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 15:23:31,021 INFO L432 NwaCegarLoop]: 477 mSDtfsCounter, 366 mSDsluCounter, 454 mSDsCounter, 0 mSdLazyCounter, 217 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 366 SdHoareTripleChecker+Valid, 931 SdHoareTripleChecker+Invalid, 220 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 217 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-29 15:23:31,022 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [366 Valid, 931 Invalid, 220 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 217 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-29 15:23:31,024 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2657 states. [2024-10-29 15:23:31,044 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2657 to 2629. [2024-10-29 15:23:31,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2629 states, 2622 states have (on average 1.996186117467582) internal successors, (5234), 2628 states have internal predecessors, (5234), 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 15:23:31,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2629 states to 2629 states and 5234 transitions. [2024-10-29 15:23:31,066 INFO L78 Accepts]: Start accepts. Automaton has 2629 states and 5234 transitions. Word has length 120 [2024-10-29 15:23:31,066 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-29 15:23:31,066 INFO L471 AbstractCegarLoop]: Abstraction has 2629 states and 5234 transitions. [2024-10-29 15:23:31,067 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 24.0) internal successors, (120), 6 states have internal predecessors, (120), 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 15:23:31,067 INFO L276 IsEmpty]: Start isEmpty. Operand 2629 states and 5234 transitions. [2024-10-29 15:23:31,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2024-10-29 15:23:31,069 INFO L207 NwaCegarLoop]: Found error trace [2024-10-29 15:23:31,069 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-29 15:23:31,069 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-10-29 15:23:31,069 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 15:23:31,070 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-29 15:23:31,070 INFO L85 PathProgramCache]: Analyzing trace with hash 858548431, now seen corresponding path program 1 times [2024-10-29 15:23:31,070 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-29 15:23:31,070 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1579075046] [2024-10-29 15:23:31,070 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-29 15:23:31,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-29 15:23:31,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-29 15:23:31,512 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 15:23:31,513 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-29 15:23:31,513 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1579075046] [2024-10-29 15:23:31,513 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1579075046] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-29 15:23:31,513 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-29 15:23:31,513 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-10-29 15:23:31,513 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1066546392] [2024-10-29 15:23:31,513 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-29 15:23:31,514 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-10-29 15:23:31,514 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-29 15:23:31,514 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-10-29 15:23:31,514 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=95, Unknown=0, NotChecked=0, Total=132 [2024-10-29 15:23:31,515 INFO L87 Difference]: Start difference. First operand 2629 states and 5234 transitions. Second operand has 12 states, 11 states have (on average 12.090909090909092) internal successors, (133), 12 states have internal predecessors, (133), 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 15:23:32,019 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-29 15:23:32,019 INFO L93 Difference]: Finished difference Result 2629 states and 5234 transitions. [2024-10-29 15:23:32,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-29 15:23:32,019 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 12.090909090909092) internal successors, (133), 12 states have internal predecessors, (133), 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 133 [2024-10-29 15:23:32,020 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-29 15:23:32,040 INFO L225 Difference]: With dead ends: 2629 [2024-10-29 15:23:32,040 INFO L226 Difference]: Without dead ends: 2595 [2024-10-29 15:23:32,041 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 47 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=99, Invalid=281, Unknown=0, NotChecked=0, Total=380 [2024-10-29 15:23:32,041 INFO L432 NwaCegarLoop]: 403 mSDtfsCounter, 508 mSDsluCounter, 1800 mSDsCounter, 0 mSdLazyCounter, 646 mSolverCounterSat, 33 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 508 SdHoareTripleChecker+Valid, 2203 SdHoareTripleChecker+Invalid, 679 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 33 IncrementalHoareTripleChecker+Valid, 646 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-10-29 15:23:32,042 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [508 Valid, 2203 Invalid, 679 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [33 Valid, 646 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-10-29 15:23:32,044 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2595 states. [2024-10-29 15:23:32,075 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2595 to 2549. [2024-10-29 15:23:32,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2549 states, 2546 states have (on average 1.9972505891594659) internal successors, (5085), 2548 states have internal predecessors, (5085), 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 15:23:32,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2549 states to 2549 states and 5085 transitions. [2024-10-29 15:23:32,101 INFO L78 Accepts]: Start accepts. Automaton has 2549 states and 5085 transitions. Word has length 133 [2024-10-29 15:23:32,101 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-29 15:23:32,102 INFO L471 AbstractCegarLoop]: Abstraction has 2549 states and 5085 transitions. [2024-10-29 15:23:32,102 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 12.090909090909092) internal successors, (133), 12 states have internal predecessors, (133), 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 15:23:32,102 INFO L276 IsEmpty]: Start isEmpty. Operand 2549 states and 5085 transitions. [2024-10-29 15:23:32,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2024-10-29 15:23:32,105 INFO L207 NwaCegarLoop]: Found error trace [2024-10-29 15:23:32,105 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-29 15:23:32,105 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-10-29 15:23:32,106 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 13 more)] === [2024-10-29 15:23:32,106 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-29 15:23:32,106 INFO L85 PathProgramCache]: Analyzing trace with hash -1846561333, now seen corresponding path program 1 times [2024-10-29 15:23:32,106 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-29 15:23:32,107 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [323273717] [2024-10-29 15:23:32,107 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-29 15:23:32,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-29 15:23:32,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-29 15:23:32,546 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 15:23:32,546 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-29 15:23:32,546 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [323273717] [2024-10-29 15:23:32,546 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [323273717] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-29 15:23:32,547 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-29 15:23:32,547 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-10-29 15:23:32,547 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1752983897] [2024-10-29 15:23:32,547 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-29 15:23:32,547 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-10-29 15:23:32,547 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-29 15:23:32,548 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-10-29 15:23:32,548 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=101, Unknown=0, NotChecked=0, Total=132 [2024-10-29 15:23:32,548 INFO L87 Difference]: Start difference. First operand 2549 states and 5085 transitions. Second operand has 12 states, 11 states have (on average 12.090909090909092) internal successors, (133), 12 states have internal predecessors, (133), 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 15:23:32,826 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-29 15:23:32,827 INFO L93 Difference]: Finished difference Result 2549 states and 5085 transitions. [2024-10-29 15:23:32,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-29 15:23:32,827 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 12.090909090909092) internal successors, (133), 12 states have internal predecessors, (133), 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 133 [2024-10-29 15:23:32,828 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-29 15:23:32,844 INFO L225 Difference]: With dead ends: 2549 [2024-10-29 15:23:32,844 INFO L226 Difference]: Without dead ends: 2207 [2024-10-29 15:23:32,845 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=95, Invalid=285, Unknown=0, NotChecked=0, Total=380 [2024-10-29 15:23:32,845 INFO L432 NwaCegarLoop]: 259 mSDtfsCounter, 363 mSDsluCounter, 1111 mSDsCounter, 0 mSdLazyCounter, 375 mSolverCounterSat, 24 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 363 SdHoareTripleChecker+Valid, 1370 SdHoareTripleChecker+Invalid, 399 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 24 IncrementalHoareTripleChecker+Valid, 375 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-29 15:23:32,846 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [363 Valid, 1370 Invalid, 399 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [24 Valid, 375 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-29 15:23:32,847 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2207 states. [2024-10-29 15:23:32,863 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2207 to 2207. [2024-10-29 15:23:32,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2207 states, 2205 states have (on average 1.9922902494331065) internal successors, (4393), 2206 states have internal predecessors, (4393), 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 15:23:32,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2207 states to 2207 states and 4393 transitions. [2024-10-29 15:23:32,881 INFO L78 Accepts]: Start accepts. Automaton has 2207 states and 4393 transitions. Word has length 133 [2024-10-29 15:23:32,881 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-29 15:23:32,881 INFO L471 AbstractCegarLoop]: Abstraction has 2207 states and 4393 transitions. [2024-10-29 15:23:32,882 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 12.090909090909092) internal successors, (133), 12 states have internal predecessors, (133), 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 15:23:32,882 INFO L276 IsEmpty]: Start isEmpty. Operand 2207 states and 4393 transitions. [2024-10-29 15:23:32,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2024-10-29 15:23:32,884 INFO L207 NwaCegarLoop]: Found error trace [2024-10-29 15:23:32,884 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 15:23:32,884 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-10-29 15:23:32,884 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 15:23:32,885 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-29 15:23:32,885 INFO L85 PathProgramCache]: Analyzing trace with hash 527955743, now seen corresponding path program 1 times [2024-10-29 15:23:32,885 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-29 15:23:32,885 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1395268600] [2024-10-29 15:23:32,885 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-29 15:23:32,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-29 15:23:32,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-29 15:23:32,938 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 15:23:32,939 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-29 15:23:32,939 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1395268600] [2024-10-29 15:23:32,939 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1395268600] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-29 15:23:32,939 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-29 15:23:32,939 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-29 15:23:32,939 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1722912019] [2024-10-29 15:23:32,939 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-29 15:23:32,940 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-29 15:23:32,940 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-29 15:23:32,940 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-29 15:23:32,940 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-29 15:23:32,940 INFO L87 Difference]: Start difference. First operand 2207 states and 4393 transitions. Second operand has 4 states, 4 states have (on average 32.5) internal successors, (130), 4 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 15:23:32,989 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-29 15:23:32,989 INFO L93 Difference]: Finished difference Result 3653 states and 7223 transitions. [2024-10-29 15:23:32,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-29 15:23:32,989 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 32.5) internal successors, (130), 4 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 15:23:32,990 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-29 15:23:33,005 INFO L225 Difference]: With dead ends: 3653 [2024-10-29 15:23:33,006 INFO L226 Difference]: Without dead ends: 2880 [2024-10-29 15:23:33,008 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 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 15:23:33,008 INFO L432 NwaCegarLoop]: 230 mSDtfsCounter, 107 mSDsluCounter, 360 mSDsCounter, 0 mSdLazyCounter, 67 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 107 SdHoareTripleChecker+Valid, 590 SdHoareTripleChecker+Invalid, 67 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 67 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-29 15:23:33,009 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [107 Valid, 590 Invalid, 67 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 67 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-29 15:23:33,011 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2880 states. [2024-10-29 15:23:33,028 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2880 to 2147. [2024-10-29 15:23:33,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2147 states, 2145 states have (on average 1.9762237762237762) internal successors, (4239), 2146 states have internal predecessors, (4239), 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 15:23:33,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2147 states to 2147 states and 4239 transitions. [2024-10-29 15:23:33,047 INFO L78 Accepts]: Start accepts. Automaton has 2147 states and 4239 transitions. Word has length 135 [2024-10-29 15:23:33,047 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-29 15:23:33,047 INFO L471 AbstractCegarLoop]: Abstraction has 2147 states and 4239 transitions. [2024-10-29 15:23:33,047 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 32.5) internal successors, (130), 4 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 15:23:33,047 INFO L276 IsEmpty]: Start isEmpty. Operand 2147 states and 4239 transitions. [2024-10-29 15:23:33,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2024-10-29 15:23:33,049 INFO L207 NwaCegarLoop]: Found error trace [2024-10-29 15:23:33,050 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 15:23:33,050 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2024-10-29 15:23:33,050 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 15:23:33,050 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-29 15:23:33,050 INFO L85 PathProgramCache]: Analyzing trace with hash -744335212, now seen corresponding path program 1 times [2024-10-29 15:23:33,050 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-29 15:23:33,050 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [48851583] [2024-10-29 15:23:33,051 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-29 15:23:33,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-29 15:23:33,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-29 15:23:33,243 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 15:23:33,243 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-29 15:23:33,243 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [48851583] [2024-10-29 15:23:33,243 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [48851583] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-29 15:23:33,243 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-29 15:23:33,244 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-29 15:23:33,244 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2142200124] [2024-10-29 15:23:33,244 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-29 15:23:33,244 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-29 15:23:33,244 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-29 15:23:33,244 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-29 15:23:33,244 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-10-29 15:23:33,245 INFO L87 Difference]: Start difference. First operand 2147 states and 4239 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 15:23:33,391 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-29 15:23:33,395 INFO L93 Difference]: Finished difference Result 3240 states and 6369 transitions. [2024-10-29 15:23:33,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-29 15:23:33,396 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 15:23:33,396 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-29 15:23:33,440 INFO L225 Difference]: With dead ends: 3240 [2024-10-29 15:23:33,444 INFO L226 Difference]: Without dead ends: 2655 [2024-10-29 15:23:33,447 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 15:23:33,450 INFO L432 NwaCegarLoop]: 134 mSDtfsCounter, 58 mSDsluCounter, 342 mSDsCounter, 0 mSdLazyCounter, 136 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 58 SdHoareTripleChecker+Valid, 476 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 15:23:33,451 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [58 Valid, 476 Invalid, 138 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 136 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-29 15:23:33,458 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2655 states. [2024-10-29 15:23:33,505 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2655 to 2206. [2024-10-29 15:23:33,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2206 states, 2204 states have (on average 1.9659709618874772) internal successors, (4333), 2205 states have internal predecessors, (4333), 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 15:23:33,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2206 states to 2206 states and 4333 transitions. [2024-10-29 15:23:33,558 INFO L78 Accepts]: Start accepts. Automaton has 2206 states and 4333 transitions. Word has length 135 [2024-10-29 15:23:33,562 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-29 15:23:33,563 INFO L471 AbstractCegarLoop]: Abstraction has 2206 states and 4333 transitions. [2024-10-29 15:23:33,563 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 15:23:33,563 INFO L276 IsEmpty]: Start isEmpty. Operand 2206 states and 4333 transitions. [2024-10-29 15:23:33,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2024-10-29 15:23:33,569 INFO L207 NwaCegarLoop]: Found error trace [2024-10-29 15:23:33,570 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 15:23:33,570 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2024-10-29 15:23:33,570 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 15:23:33,570 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-29 15:23:33,570 INFO L85 PathProgramCache]: Analyzing trace with hash -945916599, now seen corresponding path program 1 times [2024-10-29 15:23:33,570 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-29 15:23:33,570 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [520230733] [2024-10-29 15:23:33,571 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-29 15:23:33,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-29 15:23:33,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-29 15:23:33,756 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 15:23:33,757 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-29 15:23:33,757 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [520230733] [2024-10-29 15:23:33,757 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [520230733] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-29 15:23:33,757 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-29 15:23:33,757 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-29 15:23:33,757 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [452975824] [2024-10-29 15:23:33,757 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-29 15:23:33,758 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-29 15:23:33,758 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-29 15:23:33,758 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-29 15:23:33,762 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-10-29 15:23:33,762 INFO L87 Difference]: Start difference. First operand 2206 states and 4333 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 15:23:33,920 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-29 15:23:33,924 INFO L93 Difference]: Finished difference Result 3254 states and 6386 transitions. [2024-10-29 15:23:33,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-29 15:23:33,925 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 15:23:33,925 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-29 15:23:33,966 INFO L225 Difference]: With dead ends: 3254 [2024-10-29 15:23:33,970 INFO L226 Difference]: Without dead ends: 2669 [2024-10-29 15:23:33,973 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 15:23:33,973 INFO L432 NwaCegarLoop]: 175 mSDtfsCounter, 56 mSDsluCounter, 408 mSDsCounter, 0 mSdLazyCounter, 163 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 56 SdHoareTripleChecker+Valid, 583 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 15:23:33,977 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [56 Valid, 583 Invalid, 166 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 163 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-29 15:23:33,980 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2669 states. [2024-10-29 15:23:34,020 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2669 to 2108. [2024-10-29 15:23:34,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2108 states, 2106 states have (on average 1.9791073124406457) internal successors, (4168), 2107 states have internal predecessors, (4168), 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 15:23:34,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2108 states to 2108 states and 4168 transitions. [2024-10-29 15:23:34,071 INFO L78 Accepts]: Start accepts. Automaton has 2108 states and 4168 transitions. Word has length 135 [2024-10-29 15:23:34,074 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-29 15:23:34,074 INFO L471 AbstractCegarLoop]: Abstraction has 2108 states and 4168 transitions. [2024-10-29 15:23:34,075 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 15:23:34,075 INFO L276 IsEmpty]: Start isEmpty. Operand 2108 states and 4168 transitions. [2024-10-29 15:23:34,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2024-10-29 15:23:34,081 INFO L207 NwaCegarLoop]: Found error trace [2024-10-29 15:23:34,081 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 15:23:34,081 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2024-10-29 15:23:34,081 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 15:23:34,082 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-29 15:23:34,082 INFO L85 PathProgramCache]: Analyzing trace with hash 1346495604, now seen corresponding path program 1 times [2024-10-29 15:23:34,082 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-29 15:23:34,082 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1400814148] [2024-10-29 15:23:34,082 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-29 15:23:34,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-29 15:23:34,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-29 15:23:34,253 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 15:23:34,253 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-29 15:23:34,253 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1400814148] [2024-10-29 15:23:34,253 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1400814148] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-29 15:23:34,253 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-29 15:23:34,253 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-29 15:23:34,253 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [859223408] [2024-10-29 15:23:34,254 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-29 15:23:34,254 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-29 15:23:34,257 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-29 15:23:34,258 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-29 15:23:34,258 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-10-29 15:23:34,258 INFO L87 Difference]: Start difference. First operand 2108 states and 4168 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 15:23:34,364 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-29 15:23:34,365 INFO L93 Difference]: Finished difference Result 3796 states and 7596 transitions. [2024-10-29 15:23:34,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-29 15:23:34,365 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 15:23:34,366 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-29 15:23:34,386 INFO L225 Difference]: With dead ends: 3796 [2024-10-29 15:23:34,387 INFO L226 Difference]: Without dead ends: 3103 [2024-10-29 15:23:34,389 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 15:23:34,389 INFO L432 NwaCegarLoop]: 213 mSDtfsCounter, 87 mSDsluCounter, 440 mSDsCounter, 0 mSdLazyCounter, 157 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 87 SdHoareTripleChecker+Valid, 653 SdHoareTripleChecker+Invalid, 157 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 157 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-29 15:23:34,389 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [87 Valid, 653 Invalid, 157 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 157 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-29 15:23:34,391 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3103 states. [2024-10-29 15:23:34,412 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3103 to 2628. [2024-10-29 15:23:34,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2628 states, 2626 states have (on average 2.0015232292460015) internal successors, (5256), 2627 states have internal predecessors, (5256), 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 15:23:34,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2628 states to 2628 states and 5256 transitions. [2024-10-29 15:23:34,439 INFO L78 Accepts]: Start accepts. Automaton has 2628 states and 5256 transitions. Word has length 147 [2024-10-29 15:23:34,440 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-29 15:23:34,440 INFO L471 AbstractCegarLoop]: Abstraction has 2628 states and 5256 transitions. [2024-10-29 15:23:34,440 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 15:23:34,440 INFO L276 IsEmpty]: Start isEmpty. Operand 2628 states and 5256 transitions. [2024-10-29 15:23:34,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2024-10-29 15:23:34,443 INFO L207 NwaCegarLoop]: Found error trace [2024-10-29 15:23:34,444 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 15:23:34,444 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2024-10-29 15:23:34,444 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 15:23:34,444 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-29 15:23:34,444 INFO L85 PathProgramCache]: Analyzing trace with hash 533473021, now seen corresponding path program 1 times [2024-10-29 15:23:34,444 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-29 15:23:34,444 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1715361432] [2024-10-29 15:23:34,445 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-29 15:23:34,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-29 15:23:34,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-29 15:23:34,580 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 15:23:34,581 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-29 15:23:34,581 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1715361432] [2024-10-29 15:23:34,581 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1715361432] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-29 15:23:34,581 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [889576701] [2024-10-29 15:23:34,581 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-29 15:23:34,581 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-29 15:23:34,581 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-29 15:23:34,585 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 15:23:34,586 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 15:23:34,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-29 15:23:34,690 INFO L255 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-10-29 15:23:34,698 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-29 15:23:34,861 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 15:23:34,861 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-29 15:23:34,861 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [889576701] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-29 15:23:34,861 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-29 15:23:34,861 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [7] total 11 [2024-10-29 15:23:34,862 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [326987936] [2024-10-29 15:23:34,862 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-29 15:23:34,862 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-29 15:23:34,862 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-29 15:23:34,862 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-29 15:23:34,863 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=78, Unknown=0, NotChecked=0, Total=110 [2024-10-29 15:23:34,863 INFO L87 Difference]: Start difference. First operand 2628 states and 5256 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 15:23:35,005 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-29 15:23:35,005 INFO L93 Difference]: Finished difference Result 3244 states and 6448 transitions. [2024-10-29 15:23:35,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-29 15:23:35,006 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 15:23:35,006 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-29 15:23:35,029 INFO L225 Difference]: With dead ends: 3244 [2024-10-29 15:23:35,029 INFO L226 Difference]: Without dead ends: 2554 [2024-10-29 15:23:35,031 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 15:23:35,032 INFO L432 NwaCegarLoop]: 161 mSDtfsCounter, 99 mSDsluCounter, 552 mSDsCounter, 0 mSdLazyCounter, 219 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 99 SdHoareTripleChecker+Valid, 713 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 15:23:35,032 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [99 Valid, 713 Invalid, 224 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 219 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-29 15:23:35,034 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2554 states. [2024-10-29 15:23:35,052 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2554 to 2547. [2024-10-29 15:23:35,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2547 states, 2545 states have (on average 2.0051080550098233) internal successors, (5103), 2546 states have internal predecessors, (5103), 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 15:23:35,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2547 states to 2547 states and 5103 transitions. [2024-10-29 15:23:35,079 INFO L78 Accepts]: Start accepts. Automaton has 2547 states and 5103 transitions. Word has length 147 [2024-10-29 15:23:35,079 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-29 15:23:35,079 INFO L471 AbstractCegarLoop]: Abstraction has 2547 states and 5103 transitions. [2024-10-29 15:23:35,079 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 15:23:35,080 INFO L276 IsEmpty]: Start isEmpty. Operand 2547 states and 5103 transitions. [2024-10-29 15:23:35,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2024-10-29 15:23:35,083 INFO L207 NwaCegarLoop]: Found error trace [2024-10-29 15:23:35,083 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 15:23:35,099 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-10-29 15:23:35,287 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,SelfDestructingSolverStorable24 [2024-10-29 15:23:35,288 INFO L396 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 13 more)] === [2024-10-29 15:23:35,289 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-29 15:23:35,289 INFO L85 PathProgramCache]: Analyzing trace with hash 195134103, now seen corresponding path program 1 times [2024-10-29 15:23:35,289 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-29 15:23:35,290 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1600007355] [2024-10-29 15:23:35,290 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-29 15:23:35,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-29 15:23:35,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-29 15:23:35,328 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-29 15:23:35,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-29 15:23:35,384 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-29 15:23:35,384 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-10-29 15:23:35,385 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (15 of 16 remaining) [2024-10-29 15:23:35,387 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (14 of 16 remaining) [2024-10-29 15:23:35,387 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (13 of 16 remaining) [2024-10-29 15:23:35,387 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (12 of 16 remaining) [2024-10-29 15:23:35,387 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (11 of 16 remaining) [2024-10-29 15:23:35,387 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (10 of 16 remaining) [2024-10-29 15:23:35,387 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (9 of 16 remaining) [2024-10-29 15:23:35,388 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (8 of 16 remaining) [2024-10-29 15:23:35,388 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr0ASSERT_VIOLATIONDATA_RACE (7 of 16 remaining) [2024-10-29 15:23:35,388 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr1ASSERT_VIOLATIONDATA_RACE (6 of 16 remaining) [2024-10-29 15:23:35,388 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr2ASSERT_VIOLATIONDATA_RACE (5 of 16 remaining) [2024-10-29 15:23:35,388 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr3ASSERT_VIOLATIONDATA_RACE (4 of 16 remaining) [2024-10-29 15:23:35,389 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr0ASSERT_VIOLATIONDATA_RACE (3 of 16 remaining) [2024-10-29 15:23:35,389 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr1ASSERT_VIOLATIONDATA_RACE (2 of 16 remaining) [2024-10-29 15:23:35,389 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr2ASSERT_VIOLATIONDATA_RACE (1 of 16 remaining) [2024-10-29 15:23:35,389 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr3ASSERT_VIOLATIONDATA_RACE (0 of 16 remaining) [2024-10-29 15:23:35,389 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2024-10-29 15:23:35,392 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, 1] [2024-10-29 15:23:35,393 WARN L244 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2024-10-29 15:23:35,393 INFO L489 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2024-10-29 15:23:35,419 INFO L143 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2024-10-29 15:23:35,421 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 15:23:35,424 INFO L113 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 232 places, 249 transitions, 514 flow [2024-10-29 15:23:39,887 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 15:23:39,889 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-29 15:23:39,889 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;@4dc4d480, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-29 15:23:39,889 INFO L334 AbstractCegarLoop]: Starting to check reachability of 20 error locations. [2024-10-29 15:23:40,146 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 15:23:40,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-10-29 15:23:40,147 INFO L207 NwaCegarLoop]: Found error trace [2024-10-29 15:23:40,147 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 15:23:40,147 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 15:23:40,148 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-29 15:23:40,148 INFO L85 PathProgramCache]: Analyzing trace with hash 795338682, now seen corresponding path program 1 times [2024-10-29 15:23:40,148 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-29 15:23:40,148 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2042324125] [2024-10-29 15:23:40,148 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-29 15:23:40,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-29 15:23:40,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-29 15:23:40,174 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 15:23:40,175 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-29 15:23:40,175 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2042324125] [2024-10-29 15:23:40,175 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2042324125] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-29 15:23:40,175 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-29 15:23:40,175 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-29 15:23:40,175 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2020815035] [2024-10-29 15:23:40,175 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-29 15:23:40,176 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-29 15:23:40,176 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-29 15:23:40,176 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-29 15:23:40,176 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-29 15:23:40,431 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 15:23:44,014 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-29 15:23:44,014 INFO L93 Difference]: Finished difference Result 362035 states and 1150229 transitions. [2024-10-29 15:23:44,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-29 15:23:44,019 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 15:23:44,019 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-29 15:23:45,082 INFO L225 Difference]: With dead ends: 362035 [2024-10-29 15:23:45,082 INFO L226 Difference]: Without dead ends: 180815 [2024-10-29 15:23:45,743 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 15:23:45,745 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, 0.0s IncrementalHoareTripleChecker+Time [2024-10-29 15:23:45,745 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 433 Invalid, 52 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 52 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-29 15:23:46,166 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 180815 states. [2024-10-29 15:23:50,486 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 180815 to 180815. [2024-10-29 15:23:50,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 180815 states, 180538 states have (on average 3.161223675902026) internal successors, (570721), 180814 states have internal predecessors, (570721), 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 15:23:52,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180815 states to 180815 states and 570721 transitions. [2024-10-29 15:23:52,545 INFO L78 Accepts]: Start accepts. Automaton has 180815 states and 570721 transitions. Word has length 37 [2024-10-29 15:23:52,546 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-29 15:23:52,546 INFO L471 AbstractCegarLoop]: Abstraction has 180815 states and 570721 transitions. [2024-10-29 15:23:52,546 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 15:23:52,547 INFO L276 IsEmpty]: Start isEmpty. Operand 180815 states and 570721 transitions. [2024-10-29 15:23:52,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-10-29 15:23:52,547 INFO L207 NwaCegarLoop]: Found error trace [2024-10-29 15:23:52,547 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 15:23:52,547 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2024-10-29 15:23:52,548 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 15:23:52,548 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-29 15:23:52,548 INFO L85 PathProgramCache]: Analyzing trace with hash -1626069421, now seen corresponding path program 1 times [2024-10-29 15:23:52,549 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-29 15:23:52,549 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1714241460] [2024-10-29 15:23:52,549 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-29 15:23:52,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-29 15:23:52,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-29 15:23:52,571 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 15:23:52,571 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-29 15:23:52,571 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1714241460] [2024-10-29 15:23:52,572 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1714241460] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-29 15:23:52,572 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-29 15:23:52,572 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-29 15:23:52,572 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [817097299] [2024-10-29 15:23:52,572 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-29 15:23:52,572 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-29 15:23:52,572 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-29 15:23:52,573 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-29 15:23:52,573 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-29 15:23:52,573 INFO L87 Difference]: Start difference. First operand 180815 states and 570721 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 15:23:55,743 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-29 15:23:55,744 INFO L93 Difference]: Finished difference Result 294748 states and 933739 transitions. [2024-10-29 15:23:55,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-29 15:23:55,744 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 15:23:55,744 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-29 15:23:58,377 INFO L225 Difference]: With dead ends: 294748 [2024-10-29 15:23:58,378 INFO L226 Difference]: Without dead ends: 282937 [2024-10-29 15:23:58,496 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 15:23:58,497 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 15:23:58,497 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 15:23:59,500 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 282937 states. [2024-10-29 15:24:05,422 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 282937 to 187389. [2024-10-29 15:24:05,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 187389 states, 187122 states have (on average 3.1472729021707764) internal successors, (588924), 187388 states have internal predecessors, (588924), 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 15:24:06,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187389 states to 187389 states and 588924 transitions. [2024-10-29 15:24:07,000 INFO L78 Accepts]: Start accepts. Automaton has 187389 states and 588924 transitions. Word has length 45 [2024-10-29 15:24:07,002 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-29 15:24:07,002 INFO L471 AbstractCegarLoop]: Abstraction has 187389 states and 588924 transitions. [2024-10-29 15:24:07,002 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 15:24:07,002 INFO L276 IsEmpty]: Start isEmpty. Operand 187389 states and 588924 transitions. [2024-10-29 15:24:07,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-10-29 15:24:07,006 INFO L207 NwaCegarLoop]: Found error trace [2024-10-29 15:24:07,006 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 15:24:07,006 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2024-10-29 15:24:07,006 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (and 17 more)] === [2024-10-29 15:24:07,007 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-29 15:24:07,007 INFO L85 PathProgramCache]: Analyzing trace with hash 665586765, now seen corresponding path program 1 times [2024-10-29 15:24:07,007 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-29 15:24:07,007 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1424687142] [2024-10-29 15:24:07,007 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-29 15:24:07,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-29 15:24:07,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-29 15:24:07,037 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-29 15:24:07,038 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-29 15:24:07,038 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1424687142] [2024-10-29 15:24:07,038 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1424687142] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-29 15:24:07,038 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-29 15:24:07,038 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-29 15:24:07,038 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1671923395] [2024-10-29 15:24:07,038 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-29 15:24:07,039 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-29 15:24:07,039 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-29 15:24:07,039 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-29 15:24:07,043 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-29 15:24:07,043 INFO L87 Difference]: Start difference. First operand 187389 states and 588924 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 15:24:09,651 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-29 15:24:09,651 INFO L93 Difference]: Finished difference Result 187700 states and 589571 transitions. [2024-10-29 15:24:09,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-29 15:24:09,652 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 15:24:09,652 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-29 15:24:11,750 INFO L225 Difference]: With dead ends: 187700 [2024-10-29 15:24:11,750 INFO L226 Difference]: Without dead ends: 177112 [2024-10-29 15:24:11,837 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 15:24:11,839 INFO L432 NwaCegarLoop]: 357 mSDtfsCounter, 195 mSDsluCounter, 175 mSDsCounter, 0 mSdLazyCounter, 57 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 195 SdHoareTripleChecker+Valid, 532 SdHoareTripleChecker+Invalid, 61 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 57 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-29 15:24:11,840 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [195 Valid, 532 Invalid, 61 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 57 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-29 15:24:12,104 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 177112 states. [2024-10-29 15:24:16,147 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 177112 to 176804. [2024-10-29 15:24:16,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 176804 states, 176652 states have (on average 3.1479971922197314) internal successors, (556100), 176803 states have internal predecessors, (556100), 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)