./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/pthread-race-challenges/thread-join-array-dynamic-race-3.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f362c6bf-3b6c-4e75-943b-e8d416fb74a4/bin/uautomizer-verify-VRDe98Ueme/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f362c6bf-3b6c-4e75-943b-e8d416fb74a4/bin/uautomizer-verify-VRDe98Ueme/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f362c6bf-3b6c-4e75-943b-e8d416fb74a4/bin/uautomizer-verify-VRDe98Ueme/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f362c6bf-3b6c-4e75-943b-e8d416fb74a4/bin/uautomizer-verify-VRDe98Ueme/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-race-challenges/thread-join-array-dynamic-race-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f362c6bf-3b6c-4e75-943b-e8d416fb74a4/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f362c6bf-3b6c-4e75-943b-e8d416fb74a4/bin/uautomizer-verify-VRDe98Ueme --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 827df23f2f2d5cc81b0f2d655a6c774471e4114629b1caec5ad3ca146d0279c2 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-26 11:45:50,125 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-26 11:45:50,193 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f362c6bf-3b6c-4e75-943b-e8d416fb74a4/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-DataRace-32bit-Automizer_Default.epf [2023-11-26 11:45:50,198 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-26 11:45:50,199 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-26 11:45:50,226 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-26 11:45:50,227 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-26 11:45:50,227 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-26 11:45:50,228 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-26 11:45:50,229 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-26 11:45:50,230 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-26 11:45:50,230 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-26 11:45:50,231 INFO L153 SettingsManager]: * Use SBE=true [2023-11-26 11:45:50,231 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-26 11:45:50,232 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-26 11:45:50,232 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-26 11:45:50,233 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-26 11:45:50,233 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-26 11:45:50,233 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-26 11:45:50,234 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-26 11:45:50,234 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-26 11:45:50,235 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-26 11:45:50,236 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-11-26 11:45:50,236 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-26 11:45:50,236 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-26 11:45:50,237 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-26 11:45:50,237 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-26 11:45:50,238 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-26 11:45:50,238 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-26 11:45:50,238 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-26 11:45:50,239 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 11:45:50,239 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-26 11:45:50,239 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-26 11:45:50,240 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-26 11:45:50,240 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-26 11:45:50,240 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-26 11:45:50,240 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-26 11:45:50,241 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-26 11:45:50,241 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-26 11:45:50,241 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-26 11:45:50,241 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-26 11:45:50,242 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f362c6bf-3b6c-4e75-943b-e8d416fb74a4/bin/uautomizer-verify-VRDe98Ueme/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f362c6bf-3b6c-4e75-943b-e8d416fb74a4/bin/uautomizer-verify-VRDe98Ueme Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 827df23f2f2d5cc81b0f2d655a6c774471e4114629b1caec5ad3ca146d0279c2 [2023-11-26 11:45:50,497 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-26 11:45:50,528 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-26 11:45:50,530 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-26 11:45:50,532 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-26 11:45:50,533 INFO L274 PluginConnector]: CDTParser initialized [2023-11-26 11:45:50,534 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f362c6bf-3b6c-4e75-943b-e8d416fb74a4/bin/uautomizer-verify-VRDe98Ueme/../../sv-benchmarks/c/pthread-race-challenges/thread-join-array-dynamic-race-3.i [2023-11-26 11:45:53,685 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-26 11:45:54,114 INFO L384 CDTParser]: Found 1 translation units. [2023-11-26 11:45:54,115 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f362c6bf-3b6c-4e75-943b-e8d416fb74a4/sv-benchmarks/c/pthread-race-challenges/thread-join-array-dynamic-race-3.i [2023-11-26 11:45:54,133 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f362c6bf-3b6c-4e75-943b-e8d416fb74a4/bin/uautomizer-verify-VRDe98Ueme/data/ff9eb54a6/62632db72b20451095db77d619c241b2/FLAGf8e1d71ee [2023-11-26 11:45:54,149 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f362c6bf-3b6c-4e75-943b-e8d416fb74a4/bin/uautomizer-verify-VRDe98Ueme/data/ff9eb54a6/62632db72b20451095db77d619c241b2 [2023-11-26 11:45:54,152 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-26 11:45:54,153 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-26 11:45:54,155 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-26 11:45:54,155 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-26 11:45:54,160 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-26 11:45:54,161 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 11:45:54" (1/1) ... [2023-11-26 11:45:54,162 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e257170 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:45:54, skipping insertion in model container [2023-11-26 11:45:54,162 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 11:45:54" (1/1) ... [2023-11-26 11:45:54,209 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-26 11:45:54,782 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 11:45:54,795 INFO L202 MainTranslator]: Completed pre-run [2023-11-26 11:45:54,859 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 11:45:54,943 INFO L206 MainTranslator]: Completed translation [2023-11-26 11:45:54,943 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:45:54 WrapperNode [2023-11-26 11:45:54,944 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-26 11:45:54,945 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-26 11:45:54,945 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-26 11:45:54,946 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-26 11:45:54,954 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:45:54" (1/1) ... [2023-11-26 11:45:54,988 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:45:54" (1/1) ... [2023-11-26 11:45:55,040 INFO L138 Inliner]: procedures = 269, calls = 26, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 99 [2023-11-26 11:45:55,042 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-26 11:45:55,043 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-26 11:45:55,044 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-26 11:45:55,044 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-26 11:45:55,054 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:45:54" (1/1) ... [2023-11-26 11:45:55,055 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:45:54" (1/1) ... [2023-11-26 11:45:55,073 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:45:54" (1/1) ... [2023-11-26 11:45:55,076 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:45:54" (1/1) ... [2023-11-26 11:45:55,086 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:45:54" (1/1) ... [2023-11-26 11:45:55,096 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:45:54" (1/1) ... [2023-11-26 11:45:55,112 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:45:54" (1/1) ... [2023-11-26 11:45:55,114 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:45:54" (1/1) ... [2023-11-26 11:45:55,117 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-26 11:45:55,123 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-26 11:45:55,123 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-26 11:45:55,123 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-26 11:45:55,124 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:45:54" (1/1) ... [2023-11-26 11:45:55,131 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 11:45:55,144 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f362c6bf-3b6c-4e75-943b-e8d416fb74a4/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:45:55,158 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f362c6bf-3b6c-4e75-943b-e8d416fb74a4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-26 11:45:55,186 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f362c6bf-3b6c-4e75-943b-e8d416fb74a4/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-26 11:45:55,209 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-26 11:45:55,210 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-26 11:45:55,210 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-26 11:45:55,210 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-26 11:45:55,210 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-11-26 11:45:55,211 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-26 11:45:55,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-26 11:45:55,212 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-26 11:45:55,212 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-26 11:45:55,212 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-26 11:45:55,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-26 11:45:55,212 INFO L130 BoogieDeclarations]: Found specification of procedure thread [2023-11-26 11:45:55,213 INFO L138 BoogieDeclarations]: Found implementation of procedure thread [2023-11-26 11:45:55,213 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-26 11:45:55,215 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-26 11:45:55,218 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-26 11:45:55,416 INFO L241 CfgBuilder]: Building ICFG [2023-11-26 11:45:55,417 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-26 11:45:55,737 INFO L282 CfgBuilder]: Performing block encoding [2023-11-26 11:45:55,756 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-26 11:45:55,756 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-26 11:45:55,758 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 11:45:55 BoogieIcfgContainer [2023-11-26 11:45:55,758 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-26 11:45:55,760 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-26 11:45:55,761 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-26 11:45:55,764 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-26 11:45:55,764 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.11 11:45:54" (1/3) ... [2023-11-26 11:45:55,765 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@516b2587 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 11:45:55, skipping insertion in model container [2023-11-26 11:45:55,765 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:45:54" (2/3) ... [2023-11-26 11:45:55,765 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@516b2587 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 11:45:55, skipping insertion in model container [2023-11-26 11:45:55,766 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 11:45:55" (3/3) ... [2023-11-26 11:45:55,767 INFO L112 eAbstractionObserver]: Analyzing ICFG thread-join-array-dynamic-race-3.i [2023-11-26 11:45:55,775 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-11-26 11:45:55,786 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-26 11:45:55,787 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 7 error locations. [2023-11-26 11:45:55,787 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-11-26 11:45:55,904 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2023-11-26 11:45:55,966 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 143 places, 142 transitions, 298 flow [2023-11-26 11:45:56,120 INFO L124 PetriNetUnfolderBase]: 9/306 cut-off events. [2023-11-26 11:45:56,121 INFO L125 PetriNetUnfolderBase]: For 4/4 co-relation queries the response was YES. [2023-11-26 11:45:56,127 INFO L83 FinitePrefix]: Finished finitePrefix Result has 319 conditions, 306 events. 9/306 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 856 event pairs, 0 based on Foata normal form. 0/270 useless extension candidates. Maximal degree in co-relation 155. Up to 8 conditions per place. [2023-11-26 11:45:56,128 INFO L82 GeneralOperation]: Start removeDead. Operand has 143 places, 142 transitions, 298 flow [2023-11-26 11:45:56,141 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 142 places, 141 transitions, 295 flow [2023-11-26 11:45:56,169 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-26 11:45:56,178 INFO L357 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, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@4432af04, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-26 11:45:56,179 INFO L358 AbstractCegarLoop]: Starting to check reachability of 11 error locations. [2023-11-26 11:45:56,200 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2023-11-26 11:45:56,200 INFO L124 PetriNetUnfolderBase]: 2/46 cut-off events. [2023-11-26 11:45:56,200 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-11-26 11:45:56,200 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-26 11:45:56,205 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 11:45:56,206 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 8 more)] === [2023-11-26 11:45:56,211 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:45:56,211 INFO L85 PathProgramCache]: Analyzing trace with hash 2067858109, now seen corresponding path program 1 times [2023-11-26 11:45:56,221 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:45:56,223 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1646741407] [2023-11-26 11:45:56,224 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:45:56,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:45:56,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:45:57,273 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 11:45:57,274 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 11:45:57,274 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1646741407] [2023-11-26 11:45:57,275 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1646741407] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 11:45:57,275 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 11:45:57,276 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-26 11:45:57,278 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [729101507] [2023-11-26 11:45:57,279 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 11:45:57,288 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-26 11:45:57,294 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 11:45:57,322 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-26 11:45:57,323 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-11-26 11:45:57,598 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 103 out of 142 [2023-11-26 11:45:57,603 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 142 places, 141 transitions, 295 flow. Second operand has 6 states, 6 states have (on average 104.16666666666667) internal successors, (625), 6 states have internal predecessors, (625), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 11:45:57,603 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-26 11:45:57,603 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 103 of 142 [2023-11-26 11:45:57,604 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-26 11:45:57,969 INFO L124 PetriNetUnfolderBase]: 228/1101 cut-off events. [2023-11-26 11:45:57,969 INFO L125 PetriNetUnfolderBase]: For 29/29 co-relation queries the response was YES. [2023-11-26 11:45:57,976 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1606 conditions, 1101 events. 228/1101 cut-off events. For 29/29 co-relation queries the response was YES. Maximal size of possible extension queue 48. Compared 7298 event pairs, 190 based on Foata normal form. 18/1007 useless extension candidates. Maximal degree in co-relation 1207. Up to 411 conditions per place. [2023-11-26 11:45:57,983 INFO L140 encePairwiseOnDemand]: 126/142 looper letters, 35 selfloop transitions, 9 changer transitions 1/146 dead transitions. [2023-11-26 11:45:57,984 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 143 places, 146 transitions, 393 flow [2023-11-26 11:45:57,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-26 11:45:57,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-11-26 11:45:57,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 670 transitions. [2023-11-26 11:45:58,003 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.7863849765258216 [2023-11-26 11:45:58,004 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 670 transitions. [2023-11-26 11:45:58,005 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 670 transitions. [2023-11-26 11:45:58,008 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-26 11:45:58,011 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 670 transitions. [2023-11-26 11:45:58,018 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 111.66666666666667) internal successors, (670), 6 states have internal predecessors, (670), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 11:45:58,028 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 142.0) internal successors, (994), 7 states have internal predecessors, (994), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 11:45:58,029 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 142.0) internal successors, (994), 7 states have internal predecessors, (994), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 11:45:58,031 INFO L175 Difference]: Start difference. First operand has 142 places, 141 transitions, 295 flow. Second operand 6 states and 670 transitions. [2023-11-26 11:45:58,033 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 143 places, 146 transitions, 393 flow [2023-11-26 11:45:58,039 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 141 places, 146 transitions, 389 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-11-26 11:45:58,046 INFO L231 Difference]: Finished difference. Result has 145 places, 141 transitions, 340 flow [2023-11-26 11:45:58,048 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=142, PETRI_DIFFERENCE_MINUEND_FLOW=277, PETRI_DIFFERENCE_MINUEND_PLACES=136, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=134, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=125, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=340, PETRI_PLACES=145, PETRI_TRANSITIONS=141} [2023-11-26 11:45:58,054 INFO L281 CegarLoopForPetriNet]: 142 programPoint places, 3 predicate places. [2023-11-26 11:45:58,055 INFO L495 AbstractCegarLoop]: Abstraction has has 145 places, 141 transitions, 340 flow [2023-11-26 11:45:58,055 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 104.16666666666667) internal successors, (625), 6 states have internal predecessors, (625), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 11:45:58,056 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-26 11:45:58,056 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 11:45:58,056 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-26 11:45:58,057 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting threadErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 8 more)] === [2023-11-26 11:45:58,058 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:45:58,059 INFO L85 PathProgramCache]: Analyzing trace with hash 1766033093, now seen corresponding path program 1 times [2023-11-26 11:45:58,059 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:45:58,059 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1696832805] [2023-11-26 11:45:58,059 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:45:58,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:45:58,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:45:58,177 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 11:45:58,178 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 11:45:58,178 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1696832805] [2023-11-26 11:45:58,179 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1696832805] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 11:45:58,179 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 11:45:58,179 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-26 11:45:58,179 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1404069635] [2023-11-26 11:45:58,180 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 11:45:58,181 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-26 11:45:58,182 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 11:45:58,183 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-26 11:45:58,183 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 11:45:58,206 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 124 out of 142 [2023-11-26 11:45:58,207 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 145 places, 141 transitions, 340 flow. Second operand has 3 states, 3 states have (on average 125.66666666666667) internal successors, (377), 3 states have internal predecessors, (377), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 11:45:58,208 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-26 11:45:58,208 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 124 of 142 [2023-11-26 11:45:58,208 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-26 11:45:58,403 INFO L124 PetriNetUnfolderBase]: 117/848 cut-off events. [2023-11-26 11:45:58,403 INFO L125 PetriNetUnfolderBase]: For 44/121 co-relation queries the response was YES. [2023-11-26 11:45:58,407 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1139 conditions, 848 events. 117/848 cut-off events. For 44/121 co-relation queries the response was YES. Maximal size of possible extension queue 47. Compared 5192 event pairs, 72 based on Foata normal form. 3/761 useless extension candidates. Maximal degree in co-relation 907. Up to 190 conditions per place. [2023-11-26 11:45:58,412 INFO L140 encePairwiseOnDemand]: 136/142 looper letters, 18 selfloop transitions, 5 changer transitions 0/149 dead transitions. [2023-11-26 11:45:58,412 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 146 places, 149 transitions, 404 flow [2023-11-26 11:45:58,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-26 11:45:58,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-26 11:45:58,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 396 transitions. [2023-11-26 11:45:58,415 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.9295774647887324 [2023-11-26 11:45:58,415 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 396 transitions. [2023-11-26 11:45:58,415 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 396 transitions. [2023-11-26 11:45:58,416 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-26 11:45:58,416 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 396 transitions. [2023-11-26 11:45:58,418 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 132.0) internal successors, (396), 3 states have internal predecessors, (396), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 11:45:58,419 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 142.0) internal successors, (568), 4 states have internal predecessors, (568), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 11:45:58,420 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 142.0) internal successors, (568), 4 states have internal predecessors, (568), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 11:45:58,420 INFO L175 Difference]: Start difference. First operand has 145 places, 141 transitions, 340 flow. Second operand 3 states and 396 transitions. [2023-11-26 11:45:58,421 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 146 places, 149 transitions, 404 flow [2023-11-26 11:45:58,425 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 145 places, 149 transitions, 401 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-11-26 11:45:58,429 INFO L231 Difference]: Finished difference. Result has 147 places, 145 transitions, 375 flow [2023-11-26 11:45:58,429 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=142, PETRI_DIFFERENCE_MINUEND_FLOW=337, PETRI_DIFFERENCE_MINUEND_PLACES=143, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=141, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=136, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=375, PETRI_PLACES=147, PETRI_TRANSITIONS=145} [2023-11-26 11:45:58,430 INFO L281 CegarLoopForPetriNet]: 142 programPoint places, 5 predicate places. [2023-11-26 11:45:58,431 INFO L495 AbstractCegarLoop]: Abstraction has has 147 places, 145 transitions, 375 flow [2023-11-26 11:45:58,431 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 125.66666666666667) internal successors, (377), 3 states have internal predecessors, (377), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 11:45:58,432 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-26 11:45:58,432 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 11:45:58,432 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-26 11:45:58,433 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting threadErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 8 more)] === [2023-11-26 11:45:58,433 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:45:58,433 INFO L85 PathProgramCache]: Analyzing trace with hash -2110337319, now seen corresponding path program 1 times [2023-11-26 11:45:58,434 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:45:58,434 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1316795510] [2023-11-26 11:45:58,434 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:45:58,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:45:58,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:45:58,489 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 11:45:58,489 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 11:45:58,489 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1316795510] [2023-11-26 11:45:58,490 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1316795510] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 11:45:58,490 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 11:45:58,490 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-26 11:45:58,490 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1014436636] [2023-11-26 11:45:58,491 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 11:45:58,491 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-26 11:45:58,492 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 11:45:58,492 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-26 11:45:58,492 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 11:45:58,518 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 124 out of 142 [2023-11-26 11:45:58,519 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 147 places, 145 transitions, 375 flow. Second operand has 3 states, 3 states have (on average 125.66666666666667) internal successors, (377), 3 states have internal predecessors, (377), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 11:45:58,519 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-26 11:45:58,519 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 124 of 142 [2023-11-26 11:45:58,519 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-26 11:45:58,884 INFO L124 PetriNetUnfolderBase]: 178/1302 cut-off events. [2023-11-26 11:45:58,884 INFO L125 PetriNetUnfolderBase]: For 247/478 co-relation queries the response was YES. [2023-11-26 11:45:58,891 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1962 conditions, 1302 events. 178/1302 cut-off events. For 247/478 co-relation queries the response was YES. Maximal size of possible extension queue 76. Compared 9402 event pairs, 85 based on Foata normal form. 4/1180 useless extension candidates. Maximal degree in co-relation 1686. Up to 262 conditions per place. [2023-11-26 11:45:58,899 INFO L140 encePairwiseOnDemand]: 136/142 looper letters, 18 selfloop transitions, 7 changer transitions 0/153 dead transitions. [2023-11-26 11:45:58,899 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 149 places, 153 transitions, 454 flow [2023-11-26 11:45:58,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-26 11:45:58,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-26 11:45:58,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 395 transitions. [2023-11-26 11:45:58,902 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.9272300469483568 [2023-11-26 11:45:58,902 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 395 transitions. [2023-11-26 11:45:58,902 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 395 transitions. [2023-11-26 11:45:58,903 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-26 11:45:58,903 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 395 transitions. [2023-11-26 11:45:58,904 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 131.66666666666666) internal successors, (395), 3 states have internal predecessors, (395), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 11:45:58,906 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 142.0) internal successors, (568), 4 states have internal predecessors, (568), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 11:45:58,907 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 142.0) internal successors, (568), 4 states have internal predecessors, (568), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 11:45:58,907 INFO L175 Difference]: Start difference. First operand has 147 places, 145 transitions, 375 flow. Second operand 3 states and 395 transitions. [2023-11-26 11:45:58,907 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 149 places, 153 transitions, 454 flow [2023-11-26 11:45:58,915 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 147 places, 153 transitions, 440 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-11-26 11:45:58,919 INFO L231 Difference]: Finished difference. Result has 149 places, 150 transitions, 421 flow [2023-11-26 11:45:58,920 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=142, PETRI_DIFFERENCE_MINUEND_FLOW=365, PETRI_DIFFERENCE_MINUEND_PLACES=145, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=145, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=138, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=421, PETRI_PLACES=149, PETRI_TRANSITIONS=150} [2023-11-26 11:45:58,921 INFO L281 CegarLoopForPetriNet]: 142 programPoint places, 7 predicate places. [2023-11-26 11:45:58,922 INFO L495 AbstractCegarLoop]: Abstraction has has 149 places, 150 transitions, 421 flow [2023-11-26 11:45:58,922 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 125.66666666666667) internal successors, (377), 3 states have internal predecessors, (377), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 11:45:58,922 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-26 11:45:58,923 INFO L208 CegarLoopForPetriNet]: trace histogram [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] [2023-11-26 11:45:58,923 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-26 11:45:58,924 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 8 more)] === [2023-11-26 11:45:58,925 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:45:58,925 INFO L85 PathProgramCache]: Analyzing trace with hash 1545885900, now seen corresponding path program 1 times [2023-11-26 11:45:58,925 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:45:58,925 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [257780720] [2023-11-26 11:45:58,926 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:45:58,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:45:58,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 11:45:59,001 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-26 11:45:59,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 11:45:59,056 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-26 11:45:59,056 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-26 11:45:59,058 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (10 of 11 remaining) [2023-11-26 11:45:59,060 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (9 of 11 remaining) [2023-11-26 11:45:59,061 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (8 of 11 remaining) [2023-11-26 11:45:59,062 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (7 of 11 remaining) [2023-11-26 11:45:59,066 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (6 of 11 remaining) [2023-11-26 11:45:59,066 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (5 of 11 remaining) [2023-11-26 11:45:59,066 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (4 of 11 remaining) [2023-11-26 11:45:59,066 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (3 of 11 remaining) [2023-11-26 11:45:59,067 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr0ASSERT_VIOLATIONDATA_RACE (2 of 11 remaining) [2023-11-26 11:45:59,067 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr0ASSERT_VIOLATIONDATA_RACE (1 of 11 remaining) [2023-11-26 11:45:59,067 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr0ASSERT_VIOLATIONDATA_RACE (0 of 11 remaining) [2023-11-26 11:45:59,067 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-11-26 11:45:59,068 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2023-11-26 11:45:59,073 WARN L233 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2023-11-26 11:45:59,073 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2023-11-26 11:45:59,124 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2023-11-26 11:45:59,132 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 181 places, 178 transitions, 388 flow [2023-11-26 11:45:59,232 INFO L124 PetriNetUnfolderBase]: 19/546 cut-off events. [2023-11-26 11:45:59,233 INFO L125 PetriNetUnfolderBase]: For 14/14 co-relation queries the response was YES. [2023-11-26 11:45:59,235 INFO L83 FinitePrefix]: Finished finitePrefix Result has 574 conditions, 546 events. 19/546 cut-off events. For 14/14 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 1920 event pairs, 1 based on Foata normal form. 0/480 useless extension candidates. Maximal degree in co-relation 569. Up to 16 conditions per place. [2023-11-26 11:45:59,235 INFO L82 GeneralOperation]: Start removeDead. Operand has 181 places, 178 transitions, 388 flow [2023-11-26 11:45:59,241 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 161 places, 159 transitions, 340 flow [2023-11-26 11:45:59,242 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-26 11:45:59,246 INFO L357 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, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@4432af04, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-26 11:45:59,246 INFO L358 AbstractCegarLoop]: Starting to check reachability of 13 error locations. [2023-11-26 11:45:59,251 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2023-11-26 11:45:59,252 INFO L124 PetriNetUnfolderBase]: 2/46 cut-off events. [2023-11-26 11:45:59,252 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-11-26 11:45:59,252 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-26 11:45:59,252 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 11:45:59,253 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 10 more)] === [2023-11-26 11:45:59,253 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:45:59,253 INFO L85 PathProgramCache]: Analyzing trace with hash 1690117373, now seen corresponding path program 1 times [2023-11-26 11:45:59,254 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:45:59,254 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2105240086] [2023-11-26 11:45:59,255 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:45:59,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:45:59,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:45:59,625 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 11:45:59,625 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 11:45:59,625 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2105240086] [2023-11-26 11:45:59,626 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2105240086] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 11:45:59,626 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 11:45:59,626 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-26 11:45:59,626 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [769894010] [2023-11-26 11:45:59,626 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 11:45:59,627 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-26 11:45:59,631 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 11:45:59,632 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-26 11:45:59,633 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-11-26 11:45:59,939 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 131 out of 178 [2023-11-26 11:45:59,940 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 161 places, 159 transitions, 340 flow. Second operand has 6 states, 6 states have (on average 132.16666666666666) internal successors, (793), 6 states have internal predecessors, (793), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 11:45:59,941 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-26 11:45:59,941 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 131 of 178 [2023-11-26 11:45:59,941 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-26 11:46:01,317 INFO L124 PetriNetUnfolderBase]: 1413/6398 cut-off events. [2023-11-26 11:46:01,317 INFO L125 PetriNetUnfolderBase]: For 170/170 co-relation queries the response was YES. [2023-11-26 11:46:01,335 INFO L83 FinitePrefix]: Finished finitePrefix Result has 8885 conditions, 6398 events. 1413/6398 cut-off events. For 170/170 co-relation queries the response was YES. Maximal size of possible extension queue 172. Compared 63317 event pairs, 1193 based on Foata normal form. 62/5942 useless extension candidates. Maximal degree in co-relation 3041. Up to 2069 conditions per place. [2023-11-26 11:46:01,374 INFO L140 encePairwiseOnDemand]: 162/178 looper letters, 41 selfloop transitions, 9 changer transitions 1/166 dead transitions. [2023-11-26 11:46:01,375 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 162 places, 166 transitions, 454 flow [2023-11-26 11:46:01,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-26 11:46:01,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-11-26 11:46:01,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 844 transitions. [2023-11-26 11:46:01,384 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.7902621722846442 [2023-11-26 11:46:01,384 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 844 transitions. [2023-11-26 11:46:01,384 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 844 transitions. [2023-11-26 11:46:01,385 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-26 11:46:01,386 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 844 transitions. [2023-11-26 11:46:01,389 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 140.66666666666666) internal successors, (844), 6 states have internal predecessors, (844), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 11:46:01,392 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 178.0) internal successors, (1246), 7 states have internal predecessors, (1246), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 11:46:01,393 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 178.0) internal successors, (1246), 7 states have internal predecessors, (1246), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 11:46:01,398 INFO L175 Difference]: Start difference. First operand has 161 places, 159 transitions, 340 flow. Second operand 6 states and 844 transitions. [2023-11-26 11:46:01,399 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 162 places, 166 transitions, 454 flow [2023-11-26 11:46:01,403 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 160 places, 166 transitions, 450 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-11-26 11:46:01,406 INFO L231 Difference]: Finished difference. Result has 164 places, 159 transitions, 385 flow [2023-11-26 11:46:01,407 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=178, PETRI_DIFFERENCE_MINUEND_FLOW=322, PETRI_DIFFERENCE_MINUEND_PLACES=155, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=152, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=143, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=385, PETRI_PLACES=164, PETRI_TRANSITIONS=159} [2023-11-26 11:46:01,409 INFO L281 CegarLoopForPetriNet]: 161 programPoint places, 3 predicate places. [2023-11-26 11:46:01,410 INFO L495 AbstractCegarLoop]: Abstraction has has 164 places, 159 transitions, 385 flow [2023-11-26 11:46:01,412 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 132.16666666666666) internal successors, (793), 6 states have internal predecessors, (793), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 11:46:01,412 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-26 11:46:01,412 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 11:46:01,412 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-11-26 11:46:01,413 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting threadErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 10 more)] === [2023-11-26 11:46:01,413 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:46:01,413 INFO L85 PathProgramCache]: Analyzing trace with hash 1864702070, now seen corresponding path program 1 times [2023-11-26 11:46:01,414 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:46:01,414 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [708825494] [2023-11-26 11:46:01,414 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:46:01,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:46:01,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:46:01,476 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 11:46:01,476 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 11:46:01,476 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [708825494] [2023-11-26 11:46:01,477 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [708825494] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 11:46:01,478 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 11:46:01,478 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-26 11:46:01,478 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1823483265] [2023-11-26 11:46:01,479 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 11:46:01,479 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-26 11:46:01,480 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 11:46:01,481 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-26 11:46:01,481 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 11:46:01,511 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 150 out of 178 [2023-11-26 11:46:01,512 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 164 places, 159 transitions, 385 flow. Second operand has 3 states, 3 states have (on average 151.66666666666666) internal successors, (455), 3 states have internal predecessors, (455), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 11:46:01,513 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-26 11:46:01,513 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 150 of 178 [2023-11-26 11:46:01,513 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-26 11:46:02,476 INFO L124 PetriNetUnfolderBase]: 1075/4682 cut-off events. [2023-11-26 11:46:02,477 INFO L125 PetriNetUnfolderBase]: For 374/877 co-relation queries the response was YES. [2023-11-26 11:46:02,492 INFO L83 FinitePrefix]: Finished finitePrefix Result has 6592 conditions, 4682 events. 1075/4682 cut-off events. For 374/877 co-relation queries the response was YES. Maximal size of possible extension queue 206. Compared 45866 event pairs, 695 based on Foata normal form. 8/4173 useless extension candidates. Maximal degree in co-relation 6250. Up to 1401 conditions per place. [2023-11-26 11:46:02,522 INFO L140 encePairwiseOnDemand]: 171/178 looper letters, 27 selfloop transitions, 6 changer transitions 0/172 dead transitions. [2023-11-26 11:46:02,522 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 165 places, 172 transitions, 487 flow [2023-11-26 11:46:02,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-26 11:46:02,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-26 11:46:02,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 484 transitions. [2023-11-26 11:46:02,561 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.9063670411985019 [2023-11-26 11:46:02,561 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 484 transitions. [2023-11-26 11:46:02,561 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 484 transitions. [2023-11-26 11:46:02,562 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-26 11:46:02,562 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 484 transitions. [2023-11-26 11:46:02,564 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 161.33333333333334) internal successors, (484), 3 states have internal predecessors, (484), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 11:46:02,566 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 178.0) internal successors, (712), 4 states have internal predecessors, (712), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 11:46:02,566 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 178.0) internal successors, (712), 4 states have internal predecessors, (712), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 11:46:02,566 INFO L175 Difference]: Start difference. First operand has 164 places, 159 transitions, 385 flow. Second operand 3 states and 484 transitions. [2023-11-26 11:46:02,567 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 165 places, 172 transitions, 487 flow [2023-11-26 11:46:02,571 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 164 places, 172 transitions, 484 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-11-26 11:46:02,575 INFO L231 Difference]: Finished difference. Result has 166 places, 164 transitions, 428 flow [2023-11-26 11:46:02,576 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=178, PETRI_DIFFERENCE_MINUEND_FLOW=382, PETRI_DIFFERENCE_MINUEND_PLACES=162, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=159, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=153, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=428, PETRI_PLACES=166, PETRI_TRANSITIONS=164} [2023-11-26 11:46:02,576 INFO L281 CegarLoopForPetriNet]: 161 programPoint places, 5 predicate places. [2023-11-26 11:46:02,577 INFO L495 AbstractCegarLoop]: Abstraction has has 166 places, 164 transitions, 428 flow [2023-11-26 11:46:02,577 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 151.66666666666666) internal successors, (455), 3 states have internal predecessors, (455), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 11:46:02,578 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-26 11:46:02,578 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 11:46:02,578 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-11-26 11:46:02,578 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting threadErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 10 more)] === [2023-11-26 11:46:02,579 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:46:02,579 INFO L85 PathProgramCache]: Analyzing trace with hash 2062134984, now seen corresponding path program 1 times [2023-11-26 11:46:02,579 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:46:02,579 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1568817402] [2023-11-26 11:46:02,580 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:46:02,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:46:02,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:46:02,650 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 11:46:02,650 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 11:46:02,650 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1568817402] [2023-11-26 11:46:02,650 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1568817402] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 11:46:02,651 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 11:46:02,651 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-26 11:46:02,651 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1400188389] [2023-11-26 11:46:02,651 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 11:46:02,653 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-26 11:46:02,654 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 11:46:02,655 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-26 11:46:02,656 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 11:46:02,682 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 150 out of 178 [2023-11-26 11:46:02,684 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 166 places, 164 transitions, 428 flow. Second operand has 3 states, 3 states have (on average 151.66666666666666) internal successors, (455), 3 states have internal predecessors, (455), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 11:46:02,684 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-26 11:46:02,684 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 150 of 178 [2023-11-26 11:46:02,684 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-26 11:46:04,166 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([318] L1039-->L1039-1: Formula: (= |v_#race~data~0_4| 0) InVars {} OutVars{#race~data~0=|v_#race~data~0_4|} AuxVars[] AssignedVars[#race~data~0][156], [Black: 187#(and (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ |ULTIMATE.start_main_~#tids~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0)), 136#L1024-3true, 201#true, Black: 184#true, Black: 188#(and (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ |ULTIMATE.start_main_~#tids~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ 2 |ULTIMATE.start_main_~#tids~0#1.offset|)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0)), 140#L1039-1true, threadThread1of2ForFork0InUse, 195#true, threadThread2of2ForFork0NotInUse, 104#L1023-6true, Black: 197#(= |threadThread1of2ForFork0_#t~nondet5| |#race~data~0|), Black: 186#(= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0)]) [2023-11-26 11:46:04,167 INFO L294 olderBase$Statistics]: this new event has 143 ancestors and is cut-off event [2023-11-26 11:46:04,167 INFO L297 olderBase$Statistics]: existing Event has 92 ancestors and is cut-off event [2023-11-26 11:46:04,167 INFO L297 olderBase$Statistics]: existing Event has 92 ancestors and is cut-off event [2023-11-26 11:46:04,167 INFO L297 olderBase$Statistics]: existing Event has 143 ancestors and is cut-off event [2023-11-26 11:46:04,168 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([318] L1039-->L1039-1: Formula: (= |v_#race~data~0_4| 0) InVars {} OutVars{#race~data~0=|v_#race~data~0_4|} AuxVars[] AssignedVars[#race~data~0][156], [Black: 187#(and (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ |ULTIMATE.start_main_~#tids~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0)), 201#true, Black: 184#true, Black: 188#(and (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ |ULTIMATE.start_main_~#tids~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ 2 |ULTIMATE.start_main_~#tids~0#1.offset|)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0)), 140#L1039-1true, threadThread1of2ForFork0InUse, 195#true, threadThread2of2ForFork0NotInUse, 104#L1023-6true, Black: 197#(= |threadThread1of2ForFork0_#t~nondet5| |#race~data~0|), 91#L1024true, Black: 186#(= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0)]) [2023-11-26 11:46:04,168 INFO L294 olderBase$Statistics]: this new event has 142 ancestors and is cut-off event [2023-11-26 11:46:04,168 INFO L297 olderBase$Statistics]: existing Event has 91 ancestors and is cut-off event [2023-11-26 11:46:04,168 INFO L297 olderBase$Statistics]: existing Event has 142 ancestors and is cut-off event [2023-11-26 11:46:04,168 INFO L297 olderBase$Statistics]: existing Event has 91 ancestors and is cut-off event [2023-11-26 11:46:04,169 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([318] L1039-->L1039-1: Formula: (= |v_#race~data~0_4| 0) InVars {} OutVars{#race~data~0=|v_#race~data~0_4|} AuxVars[] AssignedVars[#race~data~0][163], [Black: 187#(and (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ |ULTIMATE.start_main_~#tids~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0)), 201#true, Black: 184#true, Black: 188#(and (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ |ULTIMATE.start_main_~#tids~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ 2 |ULTIMATE.start_main_~#tids~0#1.offset|)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0)), 140#L1039-1true, threadThread1of2ForFork0InUse, threadThread2of2ForFork0NotInUse, 195#true, 104#L1023-6true, Black: 197#(= |threadThread1of2ForFork0_#t~nondet5| |#race~data~0|), Black: 186#(= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0), 55#L1023-6true]) [2023-11-26 11:46:04,169 INFO L294 olderBase$Statistics]: this new event has 140 ancestors and is cut-off event [2023-11-26 11:46:04,169 INFO L297 olderBase$Statistics]: existing Event has 89 ancestors and is cut-off event [2023-11-26 11:46:04,169 INFO L297 olderBase$Statistics]: existing Event has 140 ancestors and is cut-off event [2023-11-26 11:46:04,169 INFO L297 olderBase$Statistics]: existing Event has 89 ancestors and is cut-off event [2023-11-26 11:46:04,281 INFO L124 PetriNetUnfolderBase]: 1716/7552 cut-off events. [2023-11-26 11:46:04,281 INFO L125 PetriNetUnfolderBase]: For 2014/3580 co-relation queries the response was YES. [2023-11-26 11:46:04,317 INFO L83 FinitePrefix]: Finished finitePrefix Result has 12172 conditions, 7552 events. 1716/7552 cut-off events. For 2014/3580 co-relation queries the response was YES. Maximal size of possible extension queue 361. Compared 81461 event pairs, 918 based on Foata normal form. 13/6720 useless extension candidates. Maximal degree in co-relation 10161. Up to 2118 conditions per place. [2023-11-26 11:46:04,365 INFO L140 encePairwiseOnDemand]: 171/178 looper letters, 27 selfloop transitions, 9 changer transitions 0/177 dead transitions. [2023-11-26 11:46:04,365 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 168 places, 177 transitions, 548 flow [2023-11-26 11:46:04,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-26 11:46:04,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-26 11:46:04,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 482 transitions. [2023-11-26 11:46:04,368 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.9026217228464419 [2023-11-26 11:46:04,368 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 482 transitions. [2023-11-26 11:46:04,368 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 482 transitions. [2023-11-26 11:46:04,369 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-26 11:46:04,369 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 482 transitions. [2023-11-26 11:46:04,371 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 160.66666666666666) internal successors, (482), 3 states have internal predecessors, (482), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 11:46:04,372 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 178.0) internal successors, (712), 4 states have internal predecessors, (712), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 11:46:04,375 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 178.0) internal successors, (712), 4 states have internal predecessors, (712), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 11:46:04,375 INFO L175 Difference]: Start difference. First operand has 166 places, 164 transitions, 428 flow. Second operand 3 states and 482 transitions. [2023-11-26 11:46:04,375 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 168 places, 177 transitions, 548 flow [2023-11-26 11:46:04,392 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 166 places, 177 transitions, 530 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-11-26 11:46:04,396 INFO L231 Difference]: Finished difference. Result has 168 places, 171 transitions, 492 flow [2023-11-26 11:46:04,397 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=178, PETRI_DIFFERENCE_MINUEND_FLOW=416, PETRI_DIFFERENCE_MINUEND_PLACES=164, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=164, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=155, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=492, PETRI_PLACES=168, PETRI_TRANSITIONS=171} [2023-11-26 11:46:04,399 INFO L281 CegarLoopForPetriNet]: 161 programPoint places, 7 predicate places. [2023-11-26 11:46:04,399 INFO L495 AbstractCegarLoop]: Abstraction has has 168 places, 171 transitions, 492 flow [2023-11-26 11:46:04,400 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 151.66666666666666) internal successors, (455), 3 states have internal predecessors, (455), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 11:46:04,402 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-26 11:46:04,402 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 11:46:04,402 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-11-26 11:46:04,403 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 10 more)] === [2023-11-26 11:46:04,403 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:46:04,403 INFO L85 PathProgramCache]: Analyzing trace with hash 1471233687, now seen corresponding path program 1 times [2023-11-26 11:46:04,403 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:46:04,404 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [172552404] [2023-11-26 11:46:04,404 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:46:04,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:46:04,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:46:04,456 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 11:46:04,457 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 11:46:04,457 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [172552404] [2023-11-26 11:46:04,457 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [172552404] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 11:46:04,457 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 11:46:04,457 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-26 11:46:04,458 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [953718080] [2023-11-26 11:46:04,458 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 11:46:04,458 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-26 11:46:04,459 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 11:46:04,459 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-26 11:46:04,460 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 11:46:04,492 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 152 out of 178 [2023-11-26 11:46:04,493 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 168 places, 171 transitions, 492 flow. Second operand has 3 states, 3 states have (on average 153.0) internal successors, (459), 3 states have internal predecessors, (459), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 11:46:04,493 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-26 11:46:04,493 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 152 of 178 [2023-11-26 11:46:04,493 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-26 11:46:06,312 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([318] L1039-->L1039-1: Formula: (= |v_#race~data~0_4| 0) InVars {} OutVars{#race~data~0=|v_#race~data~0_4|} AuxVars[] AssignedVars[#race~data~0][167], [Black: 187#(and (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ |ULTIMATE.start_main_~#tids~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0)), 201#true, Black: 184#true, Black: 188#(and (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ |ULTIMATE.start_main_~#tids~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ 2 |ULTIMATE.start_main_~#tids~0#1.offset|)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0)), 104#L1023-6true, Black: 197#(= |threadThread1of2ForFork0_#t~nondet5| |#race~data~0|), Black: 203#(= |threadThread1of2ForFork1_#t~nondet5| |#race~data~0|), 209#(= |#race~data~0| 0), 140#L1039-1true, threadThread1of2ForFork0InUse, threadThread2of2ForFork0NotInUse, Black: 186#(= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0), 55#L1023-6true]) [2023-11-26 11:46:06,312 INFO L294 olderBase$Statistics]: this new event has 140 ancestors and is cut-off event [2023-11-26 11:46:06,312 INFO L297 olderBase$Statistics]: existing Event has 140 ancestors and is cut-off event [2023-11-26 11:46:06,312 INFO L297 olderBase$Statistics]: existing Event has 89 ancestors and is cut-off event [2023-11-26 11:46:06,312 INFO L297 olderBase$Statistics]: existing Event has 89 ancestors and is cut-off event [2023-11-26 11:46:06,368 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([318] L1039-->L1039-1: Formula: (= |v_#race~data~0_4| 0) InVars {} OutVars{#race~data~0=|v_#race~data~0_4|} AuxVars[] AssignedVars[#race~data~0][119], [Black: 187#(and (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ |ULTIMATE.start_main_~#tids~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0)), 139#L1024true, 201#true, Black: 184#true, Black: 188#(and (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ |ULTIMATE.start_main_~#tids~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ 2 |ULTIMATE.start_main_~#tids~0#1.offset|)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0)), Black: 197#(= |threadThread1of2ForFork0_#t~nondet5| |#race~data~0|), Black: 203#(= |threadThread1of2ForFork1_#t~nondet5| |#race~data~0|), 209#(= |#race~data~0| 0), 140#L1039-1true, threadThread1of2ForFork0InUse, threadThread2of2ForFork0NotInUse, 55#L1023-6true, Black: 186#(= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0)]) [2023-11-26 11:46:06,368 INFO L294 olderBase$Statistics]: this new event has 142 ancestors and is cut-off event [2023-11-26 11:46:06,368 INFO L297 olderBase$Statistics]: existing Event has 91 ancestors and is cut-off event [2023-11-26 11:46:06,368 INFO L297 olderBase$Statistics]: existing Event has 91 ancestors and is cut-off event [2023-11-26 11:46:06,368 INFO L297 olderBase$Statistics]: existing Event has 142 ancestors and is cut-off event [2023-11-26 11:46:06,388 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([318] L1039-->L1039-1: Formula: (= |v_#race~data~0_4| 0) InVars {} OutVars{#race~data~0=|v_#race~data~0_4|} AuxVars[] AssignedVars[#race~data~0][119], [Black: 187#(and (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ |ULTIMATE.start_main_~#tids~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0)), 201#true, Black: 184#true, Black: 188#(and (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ |ULTIMATE.start_main_~#tids~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ 2 |ULTIMATE.start_main_~#tids~0#1.offset|)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0)), 154#L1024-3true, Black: 197#(= |threadThread1of2ForFork0_#t~nondet5| |#race~data~0|), Black: 203#(= |threadThread1of2ForFork1_#t~nondet5| |#race~data~0|), 209#(= |#race~data~0| 0), 140#L1039-1true, threadThread1of2ForFork0InUse, threadThread2of2ForFork0NotInUse, Black: 186#(= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0), 55#L1023-6true]) [2023-11-26 11:46:06,389 INFO L294 olderBase$Statistics]: this new event has 143 ancestors and is cut-off event [2023-11-26 11:46:06,389 INFO L297 olderBase$Statistics]: existing Event has 143 ancestors and is cut-off event [2023-11-26 11:46:06,389 INFO L297 olderBase$Statistics]: existing Event has 92 ancestors and is cut-off event [2023-11-26 11:46:06,389 INFO L297 olderBase$Statistics]: existing Event has 92 ancestors and is cut-off event [2023-11-26 11:46:06,657 INFO L124 PetriNetUnfolderBase]: 2846/11250 cut-off events. [2023-11-26 11:46:06,658 INFO L125 PetriNetUnfolderBase]: For 5852/7611 co-relation queries the response was YES. [2023-11-26 11:46:06,720 INFO L83 FinitePrefix]: Finished finitePrefix Result has 20713 conditions, 11250 events. 2846/11250 cut-off events. For 5852/7611 co-relation queries the response was YES. Maximal size of possible extension queue 491. Compared 126391 event pairs, 987 based on Foata normal form. 4/9991 useless extension candidates. Maximal degree in co-relation 17811. Up to 2449 conditions per place. [2023-11-26 11:46:06,782 INFO L140 encePairwiseOnDemand]: 172/178 looper letters, 28 selfloop transitions, 13 changer transitions 0/186 dead transitions. [2023-11-26 11:46:06,782 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 170 places, 186 transitions, 646 flow [2023-11-26 11:46:06,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-26 11:46:06,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-26 11:46:06,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 485 transitions. [2023-11-26 11:46:06,785 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.9082397003745318 [2023-11-26 11:46:06,786 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 485 transitions. [2023-11-26 11:46:06,786 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 485 transitions. [2023-11-26 11:46:06,786 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-26 11:46:06,787 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 485 transitions. [2023-11-26 11:46:06,789 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 161.66666666666666) internal successors, (485), 3 states have internal predecessors, (485), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 11:46:06,791 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 178.0) internal successors, (712), 4 states have internal predecessors, (712), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 11:46:06,791 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 178.0) internal successors, (712), 4 states have internal predecessors, (712), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 11:46:06,792 INFO L175 Difference]: Start difference. First operand has 168 places, 171 transitions, 492 flow. Second operand 3 states and 485 transitions. [2023-11-26 11:46:06,792 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 170 places, 186 transitions, 646 flow [2023-11-26 11:46:06,841 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 168 places, 186 transitions, 618 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-11-26 11:46:06,845 INFO L231 Difference]: Finished difference. Result has 170 places, 180 transitions, 596 flow [2023-11-26 11:46:06,846 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=178, PETRI_DIFFERENCE_MINUEND_FLOW=474, PETRI_DIFFERENCE_MINUEND_PLACES=166, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=171, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=158, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=596, PETRI_PLACES=170, PETRI_TRANSITIONS=180} [2023-11-26 11:46:06,847 INFO L281 CegarLoopForPetriNet]: 161 programPoint places, 9 predicate places. [2023-11-26 11:46:06,848 INFO L495 AbstractCegarLoop]: Abstraction has has 170 places, 180 transitions, 596 flow [2023-11-26 11:46:06,848 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 153.0) internal successors, (459), 3 states have internal predecessors, (459), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 11:46:06,849 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-26 11:46:06,849 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 11:46:06,849 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-11-26 11:46:06,849 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 10 more)] === [2023-11-26 11:46:06,850 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:46:06,850 INFO L85 PathProgramCache]: Analyzing trace with hash 878582708, now seen corresponding path program 1 times [2023-11-26 11:46:06,850 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:46:06,852 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [165082280] [2023-11-26 11:46:06,852 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:46:06,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:46:06,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:46:07,048 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 11:46:07,048 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 11:46:07,049 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [165082280] [2023-11-26 11:46:07,051 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [165082280] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 11:46:07,052 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 11:46:07,052 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-26 11:46:07,052 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [518405191] [2023-11-26 11:46:07,052 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 11:46:07,053 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-26 11:46:07,053 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 11:46:07,054 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-26 11:46:07,054 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-11-26 11:46:07,143 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 148 out of 178 [2023-11-26 11:46:07,145 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 170 places, 180 transitions, 596 flow. Second operand has 5 states, 5 states have (on average 149.6) internal successors, (748), 5 states have internal predecessors, (748), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 11:46:07,145 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-26 11:46:07,145 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 148 of 178 [2023-11-26 11:46:07,145 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-26 11:46:09,235 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([318] L1039-->L1039-1: Formula: (= |v_#race~data~0_4| 0) InVars {} OutVars{#race~data~0=|v_#race~data~0_4|} AuxVars[] AssignedVars[#race~data~0][176], [Black: 187#(and (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ |ULTIMATE.start_main_~#tids~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0)), Black: 184#true, Black: 188#(and (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ |ULTIMATE.start_main_~#tids~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ 2 |ULTIMATE.start_main_~#tids~0#1.offset|)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0)), 104#L1023-6true, Black: 197#(= |threadThread1of2ForFork0_#t~nondet5| |#race~data~0|), 213#true, 209#(= |#race~data~0| 0), Black: 203#(= |threadThread1of2ForFork1_#t~nondet5| |#race~data~0|), Black: 207#true, 140#L1039-1true, threadThread1of2ForFork0InUse, threadThread2of2ForFork0NotInUse, 55#L1023-6true, Black: 186#(= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0)]) [2023-11-26 11:46:09,235 INFO L294 olderBase$Statistics]: this new event has 140 ancestors and is cut-off event [2023-11-26 11:46:09,236 INFO L297 olderBase$Statistics]: existing Event has 89 ancestors and is cut-off event [2023-11-26 11:46:09,236 INFO L297 olderBase$Statistics]: existing Event has 89 ancestors and is cut-off event [2023-11-26 11:46:09,236 INFO L297 olderBase$Statistics]: existing Event has 140 ancestors and is cut-off event [2023-11-26 11:46:09,616 INFO L124 PetriNetUnfolderBase]: 2946/13728 cut-off events. [2023-11-26 11:46:09,616 INFO L125 PetriNetUnfolderBase]: For 5541/6230 co-relation queries the response was YES. [2023-11-26 11:46:09,702 INFO L83 FinitePrefix]: Finished finitePrefix Result has 24123 conditions, 13728 events. 2946/13728 cut-off events. For 5541/6230 co-relation queries the response was YES. Maximal size of possible extension queue 503. Compared 164323 event pairs, 1480 based on Foata normal form. 14/12382 useless extension candidates. Maximal degree in co-relation 17628. Up to 2958 conditions per place. [2023-11-26 11:46:09,769 INFO L140 encePairwiseOnDemand]: 170/178 looper letters, 28 selfloop transitions, 7 changer transitions 1/193 dead transitions. [2023-11-26 11:46:09,769 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 175 places, 193 transitions, 695 flow [2023-11-26 11:46:09,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-26 11:46:09,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-11-26 11:46:09,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 925 transitions. [2023-11-26 11:46:09,774 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.8661048689138576 [2023-11-26 11:46:09,774 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 925 transitions. [2023-11-26 11:46:09,774 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 925 transitions. [2023-11-26 11:46:09,775 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-26 11:46:09,776 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 925 transitions. [2023-11-26 11:46:09,779 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 154.16666666666666) internal successors, (925), 6 states have internal predecessors, (925), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 11:46:09,782 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 178.0) internal successors, (1246), 7 states have internal predecessors, (1246), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 11:46:09,784 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 178.0) internal successors, (1246), 7 states have internal predecessors, (1246), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 11:46:09,784 INFO L175 Difference]: Start difference. First operand has 170 places, 180 transitions, 596 flow. Second operand 6 states and 925 transitions. [2023-11-26 11:46:09,784 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 175 places, 193 transitions, 695 flow [2023-11-26 11:46:09,822 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 173 places, 193 transitions, 669 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-11-26 11:46:09,826 INFO L231 Difference]: Finished difference. Result has 177 places, 186 transitions, 621 flow [2023-11-26 11:46:09,827 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=178, PETRI_DIFFERENCE_MINUEND_FLOW=570, PETRI_DIFFERENCE_MINUEND_PLACES=168, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=180, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=173, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=621, PETRI_PLACES=177, PETRI_TRANSITIONS=186} [2023-11-26 11:46:09,829 INFO L281 CegarLoopForPetriNet]: 161 programPoint places, 16 predicate places. [2023-11-26 11:46:09,829 INFO L495 AbstractCegarLoop]: Abstraction has has 177 places, 186 transitions, 621 flow [2023-11-26 11:46:09,830 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 149.6) internal successors, (748), 5 states have internal predecessors, (748), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 11:46:09,830 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-26 11:46:09,830 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 11:46:09,831 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2023-11-26 11:46:09,831 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting threadErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 10 more)] === [2023-11-26 11:46:09,831 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:46:09,832 INFO L85 PathProgramCache]: Analyzing trace with hash -1340596232, now seen corresponding path program 1 times [2023-11-26 11:46:09,832 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:46:09,832 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [593909152] [2023-11-26 11:46:09,832 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:46:09,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:46:09,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:46:10,083 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 11:46:10,083 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 11:46:10,084 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [593909152] [2023-11-26 11:46:10,084 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [593909152] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 11:46:10,084 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 11:46:10,084 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-26 11:46:10,084 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2022956788] [2023-11-26 11:46:10,085 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 11:46:10,085 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-26 11:46:10,086 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 11:46:10,086 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-26 11:46:10,086 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2023-11-26 11:46:10,146 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 145 out of 178 [2023-11-26 11:46:10,148 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 177 places, 186 transitions, 621 flow. Second operand has 6 states, 6 states have (on average 147.16666666666666) internal successors, (883), 6 states have internal predecessors, (883), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 11:46:10,148 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-26 11:46:10,149 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 145 of 178 [2023-11-26 11:46:10,149 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-26 11:46:10,909 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([494] L1023-4-->L1023-5: Formula: (= |v_threadThread2of2ForFork0_#t~nondet5_3| |v_#race~data~0_1|) InVars {threadThread2of2ForFork0_#t~nondet5=|v_threadThread2of2ForFork0_#t~nondet5_3|} OutVars{threadThread2of2ForFork0_#t~nondet5=|v_threadThread2of2ForFork0_#t~nondet5_3|, #race~data~0=|v_#race~data~0_1|} AuxVars[] AssignedVars[#race~data~0][182], [Black: 217#(and (= |ULTIMATE.start_main_~i~1#1| 0) (<= |ULTIMATE.start_main_~threads_total~0#1| 0)), Black: 187#(and (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ |ULTIMATE.start_main_~#tids~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0)), Black: 184#true, Black: 188#(and (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ |ULTIMATE.start_main_~#tids~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ 2 |ULTIMATE.start_main_~#tids~0#1.offset|)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0)), 154#L1024-3true, 229#(<= 1 |ULTIMATE.start_main_~threads_total~0#1|), Black: 197#(= |threadThread1of2ForFork0_#t~nondet5| |#race~data~0|), 213#true, Black: 203#(= |threadThread1of2ForFork1_#t~nondet5| |#race~data~0|), threadThread1of2ForFork0InUse, Black: 209#(= |#race~data~0| 0), threadThread2of2ForFork0InUse, 96#L1039-2true, 68#L1023-5true, Black: 215#(= |ULTIMATE.start_main_~i~0#1| 0), Black: 219#(and (= |ULTIMATE.start_main_~i~0#1| 0) (<= |ULTIMATE.start_main_~threads_total~0#1| 0)), Black: 186#(= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0), Black: 216#(<= |ULTIMATE.start_main_~threads_total~0#1| 0), 55#L1023-6true]) [2023-11-26 11:46:10,909 INFO L294 olderBase$Statistics]: this new event has 118 ancestors and is cut-off event [2023-11-26 11:46:10,909 INFO L297 olderBase$Statistics]: existing Event has 118 ancestors and is cut-off event [2023-11-26 11:46:10,909 INFO L297 olderBase$Statistics]: existing Event has 118 ancestors and is cut-off event [2023-11-26 11:46:10,909 INFO L297 olderBase$Statistics]: existing Event has 118 ancestors and is cut-off event [2023-11-26 11:46:11,203 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([318] L1039-->L1039-1: Formula: (= |v_#race~data~0_4| 0) InVars {} OutVars{#race~data~0=|v_#race~data~0_4|} AuxVars[] AssignedVars[#race~data~0][149], [Black: 217#(and (= |ULTIMATE.start_main_~i~1#1| 0) (<= |ULTIMATE.start_main_~threads_total~0#1| 0)), Black: 187#(and (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ |ULTIMATE.start_main_~#tids~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0)), Black: 184#true, Black: 188#(and (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ |ULTIMATE.start_main_~#tids~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ 2 |ULTIMATE.start_main_~#tids~0#1.offset|)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0)), 104#L1023-6true, 229#(<= 1 |ULTIMATE.start_main_~threads_total~0#1|), Black: 197#(= |threadThread1of2ForFork0_#t~nondet5| |#race~data~0|), 213#true, 91#L1024true, Black: 203#(= |threadThread1of2ForFork1_#t~nondet5| |#race~data~0|), Black: 207#true, 140#L1039-1true, threadThread1of2ForFork0InUse, threadThread2of2ForFork0NotInUse, Black: 215#(= |ULTIMATE.start_main_~i~0#1| 0), Black: 219#(and (= |ULTIMATE.start_main_~i~0#1| 0) (<= |ULTIMATE.start_main_~threads_total~0#1| 0)), Black: 186#(= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0), Black: 216#(<= |ULTIMATE.start_main_~threads_total~0#1| 0)]) [2023-11-26 11:46:11,203 INFO L294 olderBase$Statistics]: this new event has 142 ancestors and is cut-off event [2023-11-26 11:46:11,203 INFO L297 olderBase$Statistics]: existing Event has 91 ancestors and is cut-off event [2023-11-26 11:46:11,203 INFO L297 olderBase$Statistics]: existing Event has 142 ancestors and is cut-off event [2023-11-26 11:46:11,203 INFO L297 olderBase$Statistics]: existing Event has 91 ancestors and is cut-off event [2023-11-26 11:46:11,276 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([318] L1039-->L1039-1: Formula: (= |v_#race~data~0_4| 0) InVars {} OutVars{#race~data~0=|v_#race~data~0_4|} AuxVars[] AssignedVars[#race~data~0][153], [Black: 217#(and (= |ULTIMATE.start_main_~i~1#1| 0) (<= |ULTIMATE.start_main_~threads_total~0#1| 0)), Black: 187#(and (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ |ULTIMATE.start_main_~#tids~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0)), Black: 184#true, Black: 188#(and (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ |ULTIMATE.start_main_~#tids~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ 2 |ULTIMATE.start_main_~#tids~0#1.offset|)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0)), 229#(<= 1 |ULTIMATE.start_main_~threads_total~0#1|), 104#L1023-6true, Black: 197#(= |threadThread1of2ForFork0_#t~nondet5| |#race~data~0|), 213#true, Black: 203#(= |threadThread1of2ForFork1_#t~nondet5| |#race~data~0|), Black: 207#true, 140#L1039-1true, threadThread1of2ForFork0InUse, threadThread2of2ForFork0NotInUse, Black: 215#(= |ULTIMATE.start_main_~i~0#1| 0), Black: 219#(and (= |ULTIMATE.start_main_~i~0#1| 0) (<= |ULTIMATE.start_main_~threads_total~0#1| 0)), Black: 186#(= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0), 55#L1023-6true, Black: 216#(<= |ULTIMATE.start_main_~threads_total~0#1| 0)]) [2023-11-26 11:46:11,276 INFO L294 olderBase$Statistics]: this new event has 140 ancestors and is cut-off event [2023-11-26 11:46:11,276 INFO L297 olderBase$Statistics]: existing Event has 89 ancestors and is cut-off event [2023-11-26 11:46:11,276 INFO L297 olderBase$Statistics]: existing Event has 89 ancestors and is cut-off event [2023-11-26 11:46:11,276 INFO L297 olderBase$Statistics]: existing Event has 140 ancestors and is cut-off event [2023-11-26 11:46:11,276 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([318] L1039-->L1039-1: Formula: (= |v_#race~data~0_4| 0) InVars {} OutVars{#race~data~0=|v_#race~data~0_4|} AuxVars[] AssignedVars[#race~data~0][138], [Black: 217#(and (= |ULTIMATE.start_main_~i~1#1| 0) (<= |ULTIMATE.start_main_~threads_total~0#1| 0)), Black: 187#(and (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ |ULTIMATE.start_main_~#tids~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0)), 139#L1024true, Black: 184#true, Black: 188#(and (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ |ULTIMATE.start_main_~#tids~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ 2 |ULTIMATE.start_main_~#tids~0#1.offset|)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0)), 229#(<= 1 |ULTIMATE.start_main_~threads_total~0#1|), Black: 197#(= |threadThread1of2ForFork0_#t~nondet5| |#race~data~0|), 213#true, Black: 203#(= |threadThread1of2ForFork1_#t~nondet5| |#race~data~0|), Black: 207#true, 140#L1039-1true, threadThread1of2ForFork0InUse, threadThread2of2ForFork0NotInUse, Black: 215#(= |ULTIMATE.start_main_~i~0#1| 0), Black: 219#(and (= |ULTIMATE.start_main_~i~0#1| 0) (<= |ULTIMATE.start_main_~threads_total~0#1| 0)), Black: 186#(= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0), 55#L1023-6true, Black: 216#(<= |ULTIMATE.start_main_~threads_total~0#1| 0)]) [2023-11-26 11:46:11,276 INFO L294 olderBase$Statistics]: this new event has 142 ancestors and is cut-off event [2023-11-26 11:46:11,277 INFO L297 olderBase$Statistics]: existing Event has 91 ancestors and is cut-off event [2023-11-26 11:46:11,277 INFO L297 olderBase$Statistics]: existing Event has 91 ancestors and is cut-off event [2023-11-26 11:46:11,277 INFO L297 olderBase$Statistics]: existing Event has 142 ancestors and is cut-off event [2023-11-26 11:46:11,302 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([446] L1023-4-->L1023-5: Formula: (= |v_#race~data~0_1| |v_threadThread1of2ForFork1_#t~nondet5_3|) InVars {threadThread1of2ForFork1_#t~nondet5=|v_threadThread1of2ForFork1_#t~nondet5_3|} OutVars{threadThread1of2ForFork1_#t~nondet5=|v_threadThread1of2ForFork1_#t~nondet5_3|, #race~data~0=|v_#race~data~0_1|} AuxVars[] AssignedVars[#race~data~0][167], [Black: 217#(and (= |ULTIMATE.start_main_~i~1#1| 0) (<= |ULTIMATE.start_main_~threads_total~0#1| 0)), Black: 187#(and (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ |ULTIMATE.start_main_~#tids~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0)), Black: 184#true, Black: 188#(and (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ |ULTIMATE.start_main_~#tids~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ 2 |ULTIMATE.start_main_~#tids~0#1.offset|)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0)), 104#L1023-6true, 229#(<= 1 |ULTIMATE.start_main_~threads_total~0#1|), Black: 197#(= |threadThread1of2ForFork0_#t~nondet5| |#race~data~0|), 213#true, Black: 201#true, 174#L1023-5true, threadThread1of2ForFork0InUse, Black: 209#(= |#race~data~0| 0), threadThread2of2ForFork0NotInUse, 96#L1039-2true, Black: 215#(= |ULTIMATE.start_main_~i~0#1| 0), Black: 219#(and (= |ULTIMATE.start_main_~i~0#1| 0) (<= |ULTIMATE.start_main_~threads_total~0#1| 0)), Black: 186#(= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0), Black: 216#(<= |ULTIMATE.start_main_~threads_total~0#1| 0)]) [2023-11-26 11:46:11,303 INFO L294 olderBase$Statistics]: this new event has 140 ancestors and is cut-off event [2023-11-26 11:46:11,303 INFO L297 olderBase$Statistics]: existing Event has 89 ancestors and is cut-off event [2023-11-26 11:46:11,303 INFO L297 olderBase$Statistics]: existing Event has 140 ancestors and is cut-off event [2023-11-26 11:46:11,303 INFO L297 olderBase$Statistics]: existing Event has 89 ancestors and is cut-off event [2023-11-26 11:46:11,341 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([446] L1023-4-->L1023-5: Formula: (= |v_#race~data~0_1| |v_threadThread1of2ForFork1_#t~nondet5_3|) InVars {threadThread1of2ForFork1_#t~nondet5=|v_threadThread1of2ForFork1_#t~nondet5_3|} OutVars{threadThread1of2ForFork1_#t~nondet5=|v_threadThread1of2ForFork1_#t~nondet5_3|, #race~data~0=|v_#race~data~0_1|} AuxVars[] AssignedVars[#race~data~0][144], [Black: 217#(and (= |ULTIMATE.start_main_~i~1#1| 0) (<= |ULTIMATE.start_main_~threads_total~0#1| 0)), Black: 187#(and (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ |ULTIMATE.start_main_~#tids~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0)), 139#L1024true, Black: 184#true, Black: 188#(and (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ |ULTIMATE.start_main_~#tids~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ 2 |ULTIMATE.start_main_~#tids~0#1.offset|)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0)), 229#(<= 1 |ULTIMATE.start_main_~threads_total~0#1|), Black: 197#(= |threadThread1of2ForFork0_#t~nondet5| |#race~data~0|), 213#true, Black: 201#true, 174#L1023-5true, threadThread1of2ForFork0InUse, Black: 209#(= |#race~data~0| 0), threadThread2of2ForFork0NotInUse, 96#L1039-2true, Black: 215#(= |ULTIMATE.start_main_~i~0#1| 0), Black: 219#(and (= |ULTIMATE.start_main_~i~0#1| 0) (<= |ULTIMATE.start_main_~threads_total~0#1| 0)), Black: 186#(= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0), Black: 216#(<= |ULTIMATE.start_main_~threads_total~0#1| 0)]) [2023-11-26 11:46:11,341 INFO L294 olderBase$Statistics]: this new event has 142 ancestors and is cut-off event [2023-11-26 11:46:11,341 INFO L297 olderBase$Statistics]: existing Event has 142 ancestors and is cut-off event [2023-11-26 11:46:11,341 INFO L297 olderBase$Statistics]: existing Event has 91 ancestors and is cut-off event [2023-11-26 11:46:11,341 INFO L297 olderBase$Statistics]: existing Event has 91 ancestors and is cut-off event [2023-11-26 11:46:11,487 INFO L124 PetriNetUnfolderBase]: 1968/9205 cut-off events. [2023-11-26 11:46:11,487 INFO L125 PetriNetUnfolderBase]: For 3563/4601 co-relation queries the response was YES. [2023-11-26 11:46:11,532 INFO L83 FinitePrefix]: Finished finitePrefix Result has 16471 conditions, 9205 events. 1968/9205 cut-off events. For 3563/4601 co-relation queries the response was YES. Maximal size of possible extension queue 396. Compared 101926 event pairs, 427 based on Foata normal form. 4/8123 useless extension candidates. Maximal degree in co-relation 14447. Up to 1208 conditions per place. [2023-11-26 11:46:11,578 INFO L140 encePairwiseOnDemand]: 171/178 looper letters, 28 selfloop transitions, 6 changer transitions 0/185 dead transitions. [2023-11-26 11:46:11,578 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 179 places, 185 transitions, 654 flow [2023-11-26 11:46:11,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-26 11:46:11,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-11-26 11:46:11,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 905 transitions. [2023-11-26 11:46:11,583 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.8473782771535581 [2023-11-26 11:46:11,583 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 905 transitions. [2023-11-26 11:46:11,583 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 905 transitions. [2023-11-26 11:46:11,584 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-26 11:46:11,584 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 905 transitions. [2023-11-26 11:46:11,587 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 150.83333333333334) internal successors, (905), 6 states have internal predecessors, (905), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 11:46:11,590 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 178.0) internal successors, (1246), 7 states have internal predecessors, (1246), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 11:46:11,591 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 178.0) internal successors, (1246), 7 states have internal predecessors, (1246), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 11:46:11,591 INFO L175 Difference]: Start difference. First operand has 177 places, 186 transitions, 621 flow. Second operand 6 states and 905 transitions. [2023-11-26 11:46:11,591 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 179 places, 185 transitions, 654 flow [2023-11-26 11:46:11,625 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 175 places, 185 transitions, 634 flow, removed 9 selfloop flow, removed 4 redundant places. [2023-11-26 11:46:11,629 INFO L231 Difference]: Finished difference. Result has 175 places, 177 transitions, 562 flow [2023-11-26 11:46:11,630 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=178, PETRI_DIFFERENCE_MINUEND_FLOW=550, PETRI_DIFFERENCE_MINUEND_PLACES=170, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=177, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=6, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=171, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=562, PETRI_PLACES=175, PETRI_TRANSITIONS=177} [2023-11-26 11:46:11,631 INFO L281 CegarLoopForPetriNet]: 161 programPoint places, 14 predicate places. [2023-11-26 11:46:11,631 INFO L495 AbstractCegarLoop]: Abstraction has has 175 places, 177 transitions, 562 flow [2023-11-26 11:46:11,632 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 147.16666666666666) internal successors, (883), 6 states have internal predecessors, (883), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 11:46:11,632 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-26 11:46:11,632 INFO L208 CegarLoopForPetriNet]: trace histogram [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] [2023-11-26 11:46:11,632 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2023-11-26 11:46:11,632 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting threadErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 10 more)] === [2023-11-26 11:46:11,634 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:46:11,634 INFO L85 PathProgramCache]: Analyzing trace with hash 2039788988, now seen corresponding path program 1 times [2023-11-26 11:46:11,634 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:46:11,634 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [269370869] [2023-11-26 11:46:11,635 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:46:11,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:46:11,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:46:11,701 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-26 11:46:11,702 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 11:46:11,702 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [269370869] [2023-11-26 11:46:11,702 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [269370869] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 11:46:11,702 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 11:46:11,702 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-26 11:46:11,703 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [999359771] [2023-11-26 11:46:11,703 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 11:46:11,703 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-26 11:46:11,704 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 11:46:11,704 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-26 11:46:11,704 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 11:46:11,866 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 150 out of 178 [2023-11-26 11:46:11,867 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 175 places, 177 transitions, 562 flow. Second operand has 3 states, 3 states have (on average 152.0) internal successors, (456), 3 states have internal predecessors, (456), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 11:46:11,867 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-26 11:46:11,867 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 150 of 178 [2023-11-26 11:46:11,867 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-26 11:46:13,192 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([494] L1023-4-->L1023-5: Formula: (= |v_threadThread2of2ForFork0_#t~nondet5_3| |v_#race~data~0_1|) InVars {threadThread2of2ForFork0_#t~nondet5=|v_threadThread2of2ForFork0_#t~nondet5_3|} OutVars{threadThread2of2ForFork0_#t~nondet5=|v_threadThread2of2ForFork0_#t~nondet5_3|, #race~data~0=|v_#race~data~0_1|} AuxVars[] AssignedVars[#race~data~0][188], [Black: 187#(and (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ |ULTIMATE.start_main_~#tids~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0)), 139#L1024true, Black: 184#true, Black: 188#(and (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ |ULTIMATE.start_main_~#tids~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ 2 |ULTIMATE.start_main_~#tids~0#1.offset|)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0)), 229#(<= 1 |ULTIMATE.start_main_~threads_total~0#1|), Black: 197#(= |threadThread1of2ForFork0_#t~nondet5| |#race~data~0|), Black: 203#(= |threadThread1of2ForFork1_#t~nondet5| |#race~data~0|), Black: 209#(= |#race~data~0| 0), threadThread1of2ForFork0InUse, 236#(= |threadThread2of2ForFork0_#t~nondet5| |#race~data~0|), threadThread2of2ForFork0InUse, 96#L1039-2true, 46#threadErr0ASSERT_VIOLATIONDATA_RACEtrue, Black: 215#(= |ULTIMATE.start_main_~i~0#1| 0), 68#L1023-5true, Black: 186#(= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0)]) [2023-11-26 11:46:13,192 INFO L294 olderBase$Statistics]: this new event has 117 ancestors and is cut-off event [2023-11-26 11:46:13,192 INFO L297 olderBase$Statistics]: existing Event has 117 ancestors and is cut-off event [2023-11-26 11:46:13,193 INFO L297 olderBase$Statistics]: existing Event has 117 ancestors and is cut-off event [2023-11-26 11:46:13,193 INFO L297 olderBase$Statistics]: existing Event has 117 ancestors and is cut-off event [2023-11-26 11:46:13,967 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([318] L1039-->L1039-1: Formula: (= |v_#race~data~0_4| 0) InVars {} OutVars{#race~data~0=|v_#race~data~0_4|} AuxVars[] AssignedVars[#race~data~0][155], [Black: 187#(and (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ |ULTIMATE.start_main_~#tids~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0)), Black: 184#true, Black: 188#(and (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ |ULTIMATE.start_main_~#tids~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ 2 |ULTIMATE.start_main_~#tids~0#1.offset|)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0)), 229#(<= 1 |ULTIMATE.start_main_~threads_total~0#1|), 104#L1023-6true, Black: 197#(= |threadThread1of2ForFork0_#t~nondet5| |#race~data~0|), 234#true, Black: 203#(= |threadThread1of2ForFork1_#t~nondet5| |#race~data~0|), Black: 207#true, 140#L1039-1true, threadThread1of2ForFork0InUse, threadThread2of2ForFork0NotInUse, Black: 215#(= |ULTIMATE.start_main_~i~0#1| 0), Black: 186#(= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0), 55#L1023-6true]) [2023-11-26 11:46:13,967 INFO L294 olderBase$Statistics]: this new event has 140 ancestors and is cut-off event [2023-11-26 11:46:13,967 INFO L297 olderBase$Statistics]: existing Event has 89 ancestors and is cut-off event [2023-11-26 11:46:13,967 INFO L297 olderBase$Statistics]: existing Event has 140 ancestors and is cut-off event [2023-11-26 11:46:13,967 INFO L297 olderBase$Statistics]: existing Event has 89 ancestors and is cut-off event [2023-11-26 11:46:13,968 INFO L292 olderBase$Statistics]: inserting event number 5 for the transition-marking pair ([318] L1039-->L1039-1: Formula: (= |v_#race~data~0_4| 0) InVars {} OutVars{#race~data~0=|v_#race~data~0_4|} AuxVars[] AssignedVars[#race~data~0][155], [Black: 187#(and (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ |ULTIMATE.start_main_~#tids~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0)), Black: 184#true, Black: 188#(and (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ |ULTIMATE.start_main_~#tids~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ 2 |ULTIMATE.start_main_~#tids~0#1.offset|)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0)), 104#L1023-6true, 229#(<= 1 |ULTIMATE.start_main_~threads_total~0#1|), Black: 197#(= |threadThread1of2ForFork0_#t~nondet5| |#race~data~0|), 234#true, Black: 203#(= |threadThread1of2ForFork1_#t~nondet5| |#race~data~0|), Black: 207#true, 140#L1039-1true, threadThread1of2ForFork0InUse, threadThread2of2ForFork0NotInUse, Black: 215#(= |ULTIMATE.start_main_~i~0#1| 0), Black: 186#(= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0), 55#L1023-6true]) [2023-11-26 11:46:13,968 INFO L294 olderBase$Statistics]: this new event has 140 ancestors and is cut-off event [2023-11-26 11:46:13,968 INFO L297 olderBase$Statistics]: existing Event has 89 ancestors and is cut-off event [2023-11-26 11:46:13,968 INFO L297 olderBase$Statistics]: existing Event has 140 ancestors and is cut-off event [2023-11-26 11:46:13,969 INFO L297 olderBase$Statistics]: existing Event has 140 ancestors and is cut-off event [2023-11-26 11:46:13,969 INFO L297 olderBase$Statistics]: existing Event has 89 ancestors and is cut-off event [2023-11-26 11:46:13,969 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([318] L1039-->L1039-1: Formula: (= |v_#race~data~0_4| 0) InVars {} OutVars{#race~data~0=|v_#race~data~0_4|} AuxVars[] AssignedVars[#race~data~0][136], [Black: 187#(and (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ |ULTIMATE.start_main_~#tids~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0)), Black: 184#true, Black: 188#(and (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ |ULTIMATE.start_main_~#tids~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ 2 |ULTIMATE.start_main_~#tids~0#1.offset|)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0)), 104#L1023-6true, 229#(<= 1 |ULTIMATE.start_main_~threads_total~0#1|), Black: 197#(= |threadThread1of2ForFork0_#t~nondet5| |#race~data~0|), 234#true, Black: 203#(= |threadThread1of2ForFork1_#t~nondet5| |#race~data~0|), 140#L1039-1true, Black: 207#true, threadThread1of2ForFork0InUse, threadThread2of2ForFork0NotInUse, 46#threadErr0ASSERT_VIOLATIONDATA_RACEtrue, Black: 215#(= |ULTIMATE.start_main_~i~0#1| 0), Black: 186#(= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0)]) [2023-11-26 11:46:13,969 INFO L294 olderBase$Statistics]: this new event has 140 ancestors and is cut-off event [2023-11-26 11:46:13,969 INFO L297 olderBase$Statistics]: existing Event has 140 ancestors and is cut-off event [2023-11-26 11:46:13,969 INFO L297 olderBase$Statistics]: existing Event has 89 ancestors and is cut-off event [2023-11-26 11:46:13,969 INFO L297 olderBase$Statistics]: existing Event has 140 ancestors and is cut-off event [2023-11-26 11:46:14,023 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([318] L1039-->L1039-1: Formula: (= |v_#race~data~0_4| 0) InVars {} OutVars{#race~data~0=|v_#race~data~0_4|} AuxVars[] AssignedVars[#race~data~0][137], [Black: 187#(and (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ |ULTIMATE.start_main_~#tids~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0)), Black: 184#true, 139#L1024true, Black: 188#(and (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ |ULTIMATE.start_main_~#tids~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ 2 |ULTIMATE.start_main_~#tids~0#1.offset|)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0)), 229#(<= 1 |ULTIMATE.start_main_~threads_total~0#1|), Black: 197#(= |threadThread1of2ForFork0_#t~nondet5| |#race~data~0|), 234#true, Black: 203#(= |threadThread1of2ForFork1_#t~nondet5| |#race~data~0|), Black: 207#true, 140#L1039-1true, threadThread1of2ForFork0InUse, threadThread2of2ForFork0NotInUse, Black: 215#(= |ULTIMATE.start_main_~i~0#1| 0), Black: 186#(= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0), 55#L1023-6true]) [2023-11-26 11:46:14,024 INFO L294 olderBase$Statistics]: this new event has 142 ancestors and is cut-off event [2023-11-26 11:46:14,024 INFO L297 olderBase$Statistics]: existing Event has 91 ancestors and is cut-off event [2023-11-26 11:46:14,024 INFO L297 olderBase$Statistics]: existing Event has 91 ancestors and is cut-off event [2023-11-26 11:46:14,024 INFO L297 olderBase$Statistics]: existing Event has 142 ancestors and is cut-off event [2023-11-26 11:46:14,032 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([318] L1039-->L1039-1: Formula: (= |v_#race~data~0_4| 0) InVars {} OutVars{#race~data~0=|v_#race~data~0_4|} AuxVars[] AssignedVars[#race~data~0][136], [Black: 187#(and (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ |ULTIMATE.start_main_~#tids~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0)), Black: 184#true, Black: 188#(and (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ |ULTIMATE.start_main_~#tids~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ 2 |ULTIMATE.start_main_~#tids~0#1.offset|)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0)), 229#(<= 1 |ULTIMATE.start_main_~threads_total~0#1|), 104#L1023-6true, Black: 197#(= |threadThread1of2ForFork0_#t~nondet5| |#race~data~0|), 91#L1024true, 234#true, Black: 203#(= |threadThread1of2ForFork1_#t~nondet5| |#race~data~0|), Black: 207#true, 140#L1039-1true, threadThread1of2ForFork0InUse, threadThread2of2ForFork0NotInUse, Black: 215#(= |ULTIMATE.start_main_~i~0#1| 0), Black: 186#(= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0)]) [2023-11-26 11:46:14,032 INFO L294 olderBase$Statistics]: this new event has 142 ancestors and is cut-off event [2023-11-26 11:46:14,032 INFO L297 olderBase$Statistics]: existing Event has 91 ancestors and is cut-off event [2023-11-26 11:46:14,032 INFO L297 olderBase$Statistics]: existing Event has 91 ancestors and is cut-off event [2023-11-26 11:46:14,032 INFO L297 olderBase$Statistics]: existing Event has 142 ancestors and is cut-off event [2023-11-26 11:46:14,045 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([318] L1039-->L1039-1: Formula: (= |v_#race~data~0_4| 0) InVars {} OutVars{#race~data~0=|v_#race~data~0_4|} AuxVars[] AssignedVars[#race~data~0][137], [Black: 187#(and (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ |ULTIMATE.start_main_~#tids~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0)), Black: 184#true, Black: 188#(and (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ |ULTIMATE.start_main_~#tids~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ 2 |ULTIMATE.start_main_~#tids~0#1.offset|)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0)), 154#L1024-3true, 229#(<= 1 |ULTIMATE.start_main_~threads_total~0#1|), Black: 197#(= |threadThread1of2ForFork0_#t~nondet5| |#race~data~0|), 234#true, Black: 203#(= |threadThread1of2ForFork1_#t~nondet5| |#race~data~0|), Black: 207#true, 140#L1039-1true, threadThread1of2ForFork0InUse, threadThread2of2ForFork0NotInUse, Black: 215#(= |ULTIMATE.start_main_~i~0#1| 0), 55#L1023-6true, Black: 186#(= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0)]) [2023-11-26 11:46:14,045 INFO L294 olderBase$Statistics]: this new event has 143 ancestors and is cut-off event [2023-11-26 11:46:14,045 INFO L297 olderBase$Statistics]: existing Event has 92 ancestors and is cut-off event [2023-11-26 11:46:14,045 INFO L297 olderBase$Statistics]: existing Event has 92 ancestors and is cut-off event [2023-11-26 11:46:14,045 INFO L297 olderBase$Statistics]: existing Event has 143 ancestors and is cut-off event [2023-11-26 11:46:14,051 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([318] L1039-->L1039-1: Formula: (= |v_#race~data~0_4| 0) InVars {} OutVars{#race~data~0=|v_#race~data~0_4|} AuxVars[] AssignedVars[#race~data~0][136], [Black: 187#(and (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ |ULTIMATE.start_main_~#tids~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0)), Black: 184#true, Black: 188#(and (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ |ULTIMATE.start_main_~#tids~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ 2 |ULTIMATE.start_main_~#tids~0#1.offset|)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0)), 229#(<= 1 |ULTIMATE.start_main_~threads_total~0#1|), 104#L1023-6true, Black: 197#(= |threadThread1of2ForFork0_#t~nondet5| |#race~data~0|), 234#true, Black: 203#(= |threadThread1of2ForFork1_#t~nondet5| |#race~data~0|), 136#L1024-3true, Black: 207#true, 140#L1039-1true, threadThread1of2ForFork0InUse, threadThread2of2ForFork0NotInUse, Black: 215#(= |ULTIMATE.start_main_~i~0#1| 0), Black: 186#(= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0)]) [2023-11-26 11:46:14,051 INFO L294 olderBase$Statistics]: this new event has 143 ancestors and is cut-off event [2023-11-26 11:46:14,051 INFO L297 olderBase$Statistics]: existing Event has 92 ancestors and is cut-off event [2023-11-26 11:46:14,051 INFO L297 olderBase$Statistics]: existing Event has 143 ancestors and is cut-off event [2023-11-26 11:46:14,052 INFO L297 olderBase$Statistics]: existing Event has 92 ancestors and is cut-off event [2023-11-26 11:46:14,159 INFO L124 PetriNetUnfolderBase]: 4190/16418 cut-off events. [2023-11-26 11:46:14,159 INFO L125 PetriNetUnfolderBase]: For 14592/18341 co-relation queries the response was YES. [2023-11-26 11:46:14,354 INFO L83 FinitePrefix]: Finished finitePrefix Result has 33897 conditions, 16418 events. 4190/16418 cut-off events. For 14592/18341 co-relation queries the response was YES. Maximal size of possible extension queue 815. Compared 202926 event pairs, 1494 based on Foata normal form. 20/14566 useless extension candidates. Maximal degree in co-relation 32459. Up to 4660 conditions per place. [2023-11-26 11:46:14,422 INFO L140 encePairwiseOnDemand]: 171/178 looper letters, 35 selfloop transitions, 22 changer transitions 0/198 dead transitions. [2023-11-26 11:46:14,422 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 177 places, 198 transitions, 795 flow [2023-11-26 11:46:14,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-26 11:46:14,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-26 11:46:14,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 483 transitions. [2023-11-26 11:46:14,426 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.9044943820224719 [2023-11-26 11:46:14,426 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 483 transitions. [2023-11-26 11:46:14,427 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 483 transitions. [2023-11-26 11:46:14,427 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-26 11:46:14,427 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 483 transitions. [2023-11-26 11:46:14,431 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 161.0) internal successors, (483), 3 states have internal predecessors, (483), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 11:46:14,436 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 178.0) internal successors, (712), 4 states have internal predecessors, (712), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 11:46:14,437 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 178.0) internal successors, (712), 4 states have internal predecessors, (712), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 11:46:14,437 INFO L175 Difference]: Start difference. First operand has 175 places, 177 transitions, 562 flow. Second operand 3 states and 483 transitions. [2023-11-26 11:46:14,437 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 177 places, 198 transitions, 795 flow [2023-11-26 11:46:14,552 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 172 places, 198 transitions, 783 flow, removed 0 selfloop flow, removed 5 redundant places. [2023-11-26 11:46:14,557 INFO L231 Difference]: Finished difference. Result has 174 places, 191 transitions, 768 flow [2023-11-26 11:46:14,558 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=178, PETRI_DIFFERENCE_MINUEND_FLOW=550, PETRI_DIFFERENCE_MINUEND_PLACES=170, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=177, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=8, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=155, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=768, PETRI_PLACES=174, PETRI_TRANSITIONS=191} [2023-11-26 11:46:14,560 INFO L281 CegarLoopForPetriNet]: 161 programPoint places, 13 predicate places. [2023-11-26 11:46:14,561 INFO L495 AbstractCegarLoop]: Abstraction has has 174 places, 191 transitions, 768 flow [2023-11-26 11:46:14,561 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 152.0) internal successors, (456), 3 states have internal predecessors, (456), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 11:46:14,561 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-26 11:46:14,562 INFO L208 CegarLoopForPetriNet]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2023-11-26 11:46:14,562 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2023-11-26 11:46:14,562 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 10 more)] === [2023-11-26 11:46:14,563 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:46:14,563 INFO L85 PathProgramCache]: Analyzing trace with hash 1299384627, now seen corresponding path program 1 times [2023-11-26 11:46:14,563 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:46:14,563 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1370776309] [2023-11-26 11:46:14,563 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:46:14,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:46:14,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 11:46:14,624 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-26 11:46:14,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 11:46:14,673 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-26 11:46:14,673 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-26 11:46:14,673 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (12 of 13 remaining) [2023-11-26 11:46:14,674 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (11 of 13 remaining) [2023-11-26 11:46:14,674 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (10 of 13 remaining) [2023-11-26 11:46:14,674 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (9 of 13 remaining) [2023-11-26 11:46:14,674 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (8 of 13 remaining) [2023-11-26 11:46:14,675 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (7 of 13 remaining) [2023-11-26 11:46:14,675 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (6 of 13 remaining) [2023-11-26 11:46:14,675 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (5 of 13 remaining) [2023-11-26 11:46:14,675 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr0ASSERT_VIOLATIONDATA_RACE (4 of 13 remaining) [2023-11-26 11:46:14,675 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr0ASSERT_VIOLATIONDATA_RACE (3 of 13 remaining) [2023-11-26 11:46:14,676 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr0ASSERT_VIOLATIONDATA_RACE (2 of 13 remaining) [2023-11-26 11:46:14,676 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr0ASSERT_VIOLATIONDATA_RACE (1 of 13 remaining) [2023-11-26 11:46:14,676 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr0ASSERT_VIOLATIONDATA_RACE (0 of 13 remaining) [2023-11-26 11:46:14,676 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2023-11-26 11:46:14,676 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 11:46:14,677 WARN L233 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2023-11-26 11:46:14,677 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2023-11-26 11:46:14,742 INFO L144 ThreadInstanceAdder]: Constructed 6 joinOtherThreadTransitions. [2023-11-26 11:46:14,746 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 219 places, 214 transitions, 482 flow [2023-11-26 11:46:14,915 INFO L124 PetriNetUnfolderBase]: 41/962 cut-off events. [2023-11-26 11:46:14,915 INFO L125 PetriNetUnfolderBase]: For 39/39 co-relation queries the response was YES. [2023-11-26 11:46:14,919 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1018 conditions, 962 events. 41/962 cut-off events. For 39/39 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 4250 event pairs, 6 based on Foata normal form. 0/842 useless extension candidates. Maximal degree in co-relation 1011. Up to 32 conditions per place. [2023-11-26 11:46:14,919 INFO L82 GeneralOperation]: Start removeDead. Operand has 219 places, 214 transitions, 482 flow [2023-11-26 11:46:14,928 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 180 places, 177 transitions, 387 flow [2023-11-26 11:46:14,930 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-26 11:46:14,930 INFO L357 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, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@4432af04, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-26 11:46:14,930 INFO L358 AbstractCegarLoop]: Starting to check reachability of 15 error locations. [2023-11-26 11:46:14,934 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2023-11-26 11:46:14,935 INFO L124 PetriNetUnfolderBase]: 2/46 cut-off events. [2023-11-26 11:46:14,935 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-11-26 11:46:14,935 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-26 11:46:14,935 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 11:46:14,935 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 12 more)] === [2023-11-26 11:46:14,936 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:46:14,936 INFO L85 PathProgramCache]: Analyzing trace with hash 1708095549, now seen corresponding path program 1 times [2023-11-26 11:46:14,936 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:46:14,936 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1357868941] [2023-11-26 11:46:14,936 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:46:14,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:46:14,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:46:15,192 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 11:46:15,192 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 11:46:15,192 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1357868941] [2023-11-26 11:46:15,195 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1357868941] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 11:46:15,195 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 11:46:15,195 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-26 11:46:15,195 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1808451933] [2023-11-26 11:46:15,195 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 11:46:15,196 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-26 11:46:15,196 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 11:46:15,197 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-26 11:46:15,197 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-11-26 11:46:15,431 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 159 out of 214 [2023-11-26 11:46:15,432 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 180 places, 177 transitions, 387 flow. Second operand has 6 states, 6 states have (on average 160.16666666666666) internal successors, (961), 6 states have internal predecessors, (961), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 11:46:15,432 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-26 11:46:15,432 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 159 of 214 [2023-11-26 11:46:15,432 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-26 11:46:20,245 INFO L124 PetriNetUnfolderBase]: 7518/29994 cut-off events. [2023-11-26 11:46:20,246 INFO L125 PetriNetUnfolderBase]: For 881/881 co-relation queries the response was YES. [2023-11-26 11:46:20,308 INFO L83 FinitePrefix]: Finished finitePrefix Result has 41702 conditions, 29994 events. 7518/29994 cut-off events. For 881/881 co-relation queries the response was YES. Maximal size of possible extension queue 675. Compared 374213 event pairs, 6378 based on Foata normal form. 244/27908 useless extension candidates. Maximal degree in co-relation 14141. Up to 9775 conditions per place. [2023-11-26 11:46:20,415 INFO L140 encePairwiseOnDemand]: 198/214 looper letters, 47 selfloop transitions, 9 changer transitions 1/186 dead transitions. [2023-11-26 11:46:20,415 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 181 places, 186 transitions, 517 flow [2023-11-26 11:46:20,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-26 11:46:20,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-11-26 11:46:20,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1018 transitions. [2023-11-26 11:46:20,427 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.7928348909657321 [2023-11-26 11:46:20,427 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1018 transitions. [2023-11-26 11:46:20,427 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1018 transitions. [2023-11-26 11:46:20,430 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-26 11:46:20,430 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1018 transitions. [2023-11-26 11:46:20,435 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 169.66666666666666) internal successors, (1018), 6 states have internal predecessors, (1018), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 11:46:20,441 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 214.0) internal successors, (1498), 7 states have internal predecessors, (1498), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 11:46:20,442 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 214.0) internal successors, (1498), 7 states have internal predecessors, (1498), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 11:46:20,442 INFO L175 Difference]: Start difference. First operand has 180 places, 177 transitions, 387 flow. Second operand 6 states and 1018 transitions. [2023-11-26 11:46:20,442 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 181 places, 186 transitions, 517 flow [2023-11-26 11:46:20,446 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 179 places, 186 transitions, 513 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-11-26 11:46:20,451 INFO L231 Difference]: Finished difference. Result has 183 places, 177 transitions, 432 flow [2023-11-26 11:46:20,451 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=214, PETRI_DIFFERENCE_MINUEND_FLOW=369, PETRI_DIFFERENCE_MINUEND_PLACES=174, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=170, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=161, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=432, PETRI_PLACES=183, PETRI_TRANSITIONS=177} [2023-11-26 11:46:20,452 INFO L281 CegarLoopForPetriNet]: 180 programPoint places, 3 predicate places. [2023-11-26 11:46:20,452 INFO L495 AbstractCegarLoop]: Abstraction has has 183 places, 177 transitions, 432 flow [2023-11-26 11:46:20,453 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 160.16666666666666) internal successors, (961), 6 states have internal predecessors, (961), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 11:46:20,453 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-26 11:46:20,453 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 11:46:20,454 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2023-11-26 11:46:20,454 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting threadErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 12 more)] === [2023-11-26 11:46:20,454 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:46:20,454 INFO L85 PathProgramCache]: Analyzing trace with hash -623527173, now seen corresponding path program 1 times [2023-11-26 11:46:20,454 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:46:20,455 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [809393538] [2023-11-26 11:46:20,455 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:46:20,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:46:20,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:46:20,493 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 11:46:20,494 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 11:46:20,494 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [809393538] [2023-11-26 11:46:20,494 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [809393538] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 11:46:20,494 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 11:46:20,494 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-26 11:46:20,495 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1936667021] [2023-11-26 11:46:20,495 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 11:46:20,496 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-26 11:46:20,496 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 11:46:20,497 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-26 11:46:20,497 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 11:46:20,524 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 176 out of 214 [2023-11-26 11:46:20,525 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 183 places, 177 transitions, 432 flow. Second operand has 3 states, 3 states have (on average 177.66666666666666) internal successors, (533), 3 states have internal predecessors, (533), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 11:46:20,525 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-26 11:46:20,525 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 176 of 214 [2023-11-26 11:46:20,525 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-26 11:46:24,843 INFO L124 PetriNetUnfolderBase]: 7646/27083 cut-off events. [2023-11-26 11:46:24,843 INFO L125 PetriNetUnfolderBase]: For 3469/7468 co-relation queries the response was YES. [2023-11-26 11:46:24,955 INFO L83 FinitePrefix]: Finished finitePrefix Result has 39111 conditions, 27083 events. 7646/27083 cut-off events. For 3469/7468 co-relation queries the response was YES. Maximal size of possible extension queue 957. Compared 340705 event pairs, 4758 based on Foata normal form. 11/23942 useless extension candidates. Maximal degree in co-relation 38353. Up to 8998 conditions per place. [2023-11-26 11:46:25,060 INFO L140 encePairwiseOnDemand]: 206/214 looper letters, 36 selfloop transitions, 7 changer transitions 0/195 dead transitions. [2023-11-26 11:46:25,060 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 184 places, 195 transitions, 574 flow [2023-11-26 11:46:25,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-26 11:46:25,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-26 11:46:25,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 572 transitions. [2023-11-26 11:46:25,063 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.8909657320872274 [2023-11-26 11:46:25,063 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 572 transitions. [2023-11-26 11:46:25,063 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 572 transitions. [2023-11-26 11:46:25,064 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-26 11:46:25,064 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 572 transitions. [2023-11-26 11:46:25,066 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 190.66666666666666) internal successors, (572), 3 states have internal predecessors, (572), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 11:46:25,068 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 214.0) internal successors, (856), 4 states have internal predecessors, (856), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 11:46:25,069 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 214.0) internal successors, (856), 4 states have internal predecessors, (856), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 11:46:25,069 INFO L175 Difference]: Start difference. First operand has 183 places, 177 transitions, 432 flow. Second operand 3 states and 572 transitions. [2023-11-26 11:46:25,069 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 184 places, 195 transitions, 574 flow [2023-11-26 11:46:25,078 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 183 places, 195 transitions, 571 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-11-26 11:46:25,081 INFO L231 Difference]: Finished difference. Result has 185 places, 183 transitions, 483 flow [2023-11-26 11:46:25,082 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=214, PETRI_DIFFERENCE_MINUEND_FLOW=429, PETRI_DIFFERENCE_MINUEND_PLACES=181, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=177, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=170, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=483, PETRI_PLACES=185, PETRI_TRANSITIONS=183} [2023-11-26 11:46:25,082 INFO L281 CegarLoopForPetriNet]: 180 programPoint places, 5 predicate places. [2023-11-26 11:46:25,083 INFO L495 AbstractCegarLoop]: Abstraction has has 185 places, 183 transitions, 483 flow [2023-11-26 11:46:25,083 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 177.66666666666666) internal successors, (533), 3 states have internal predecessors, (533), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 11:46:25,083 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-26 11:46:25,083 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 11:46:25,084 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2023-11-26 11:46:25,084 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting threadErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 12 more)] === [2023-11-26 11:46:25,084 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:46:25,084 INFO L85 PathProgramCache]: Analyzing trace with hash 1406292743, now seen corresponding path program 1 times [2023-11-26 11:46:25,085 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:46:25,085 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1233112500] [2023-11-26 11:46:25,085 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:46:25,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:46:25,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:46:25,122 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 11:46:25,123 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 11:46:25,123 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1233112500] [2023-11-26 11:46:25,123 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1233112500] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 11:46:25,123 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 11:46:25,123 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-26 11:46:25,123 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [220823128] [2023-11-26 11:46:25,124 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 11:46:25,124 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-26 11:46:25,124 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 11:46:25,125 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-26 11:46:25,125 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 11:46:25,155 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 176 out of 214 [2023-11-26 11:46:25,156 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 185 places, 183 transitions, 483 flow. Second operand has 3 states, 3 states have (on average 177.66666666666666) internal successors, (533), 3 states have internal predecessors, (533), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 11:46:25,156 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-26 11:46:25,156 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 176 of 214 [2023-11-26 11:46:25,156 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-26 11:46:28,948 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([515] L1039-->L1039-1: Formula: (= |v_#race~data~0_4| 0) InVars {} OutVars{#race~data~0=|v_#race~data~0_4|} AuxVars[] AssignedVars[#race~data~0][165], [Black: 225#(and (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ |ULTIMATE.start_main_~#tids~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0)), 2#L1023-6true, Black: 224#(= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0), 233#true, Black: 226#(and (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ |ULTIMATE.start_main_~#tids~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ 2 |ULTIMATE.start_main_~#tids~0#1.offset|)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0)), Black: 222#true, 239#true, Black: 235#(= |#race~data~0| |threadThread1of3ForFork0_#t~nondet5|), 183#L1039-1true, threadThread1of3ForFork0InUse, threadThread2of3ForFork0NotInUse, threadThread3of3ForFork0NotInUse, 89#L1023-6true]) [2023-11-26 11:46:28,948 INFO L294 olderBase$Statistics]: this new event has 140 ancestors and is cut-off event [2023-11-26 11:46:28,948 INFO L297 olderBase$Statistics]: existing Event has 89 ancestors and is cut-off event [2023-11-26 11:46:28,948 INFO L297 olderBase$Statistics]: existing Event has 140 ancestors and is cut-off event [2023-11-26 11:46:28,948 INFO L297 olderBase$Statistics]: existing Event has 89 ancestors and is cut-off event [2023-11-26 11:46:28,948 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([515] L1039-->L1039-1: Formula: (= |v_#race~data~0_4| 0) InVars {} OutVars{#race~data~0=|v_#race~data~0_4|} AuxVars[] AssignedVars[#race~data~0][156], [Black: 225#(and (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ |ULTIMATE.start_main_~#tids~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0)), 2#L1023-6true, Black: 224#(= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0), Black: 226#(and (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ |ULTIMATE.start_main_~#tids~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ 2 |ULTIMATE.start_main_~#tids~0#1.offset|)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0)), 233#true, 164#L1024-3true, Black: 222#true, 239#true, Black: 235#(= |#race~data~0| |threadThread1of3ForFork0_#t~nondet5|), 183#L1039-1true, threadThread1of3ForFork0InUse, threadThread2of3ForFork0NotInUse, threadThread3of3ForFork0NotInUse]) [2023-11-26 11:46:28,949 INFO L294 olderBase$Statistics]: this new event has 143 ancestors and is cut-off event [2023-11-26 11:46:28,949 INFO L297 olderBase$Statistics]: existing Event has 143 ancestors and is cut-off event [2023-11-26 11:46:28,949 INFO L297 olderBase$Statistics]: existing Event has 92 ancestors and is cut-off event [2023-11-26 11:46:28,949 INFO L297 olderBase$Statistics]: existing Event has 92 ancestors and is cut-off event [2023-11-26 11:46:28,949 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([515] L1039-->L1039-1: Formula: (= |v_#race~data~0_4| 0) InVars {} OutVars{#race~data~0=|v_#race~data~0_4|} AuxVars[] AssignedVars[#race~data~0][156], [Black: 225#(and (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ |ULTIMATE.start_main_~#tids~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0)), 2#L1023-6true, 32#L1024true, Black: 224#(= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0), Black: 226#(and (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ |ULTIMATE.start_main_~#tids~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ 2 |ULTIMATE.start_main_~#tids~0#1.offset|)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0)), 233#true, Black: 222#true, 239#true, Black: 235#(= |#race~data~0| |threadThread1of3ForFork0_#t~nondet5|), 183#L1039-1true, threadThread1of3ForFork0InUse, threadThread2of3ForFork0NotInUse, threadThread3of3ForFork0NotInUse]) [2023-11-26 11:46:28,949 INFO L294 olderBase$Statistics]: this new event has 142 ancestors and is cut-off event [2023-11-26 11:46:28,949 INFO L297 olderBase$Statistics]: existing Event has 91 ancestors and is cut-off event [2023-11-26 11:46:28,949 INFO L297 olderBase$Statistics]: existing Event has 142 ancestors and is cut-off event [2023-11-26 11:46:28,949 INFO L297 olderBase$Statistics]: existing Event has 91 ancestors and is cut-off event [2023-11-26 11:46:30,674 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([515] L1039-->L1039-1: Formula: (= |v_#race~data~0_4| 0) InVars {} OutVars{#race~data~0=|v_#race~data~0_4|} AuxVars[] AssignedVars[#race~data~0][165], [26#$Ultimate##0true, Black: 225#(and (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ |ULTIMATE.start_main_~#tids~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0)), 2#L1023-6true, Black: 224#(= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0), Black: 226#(and (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ |ULTIMATE.start_main_~#tids~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ 2 |ULTIMATE.start_main_~#tids~0#1.offset|)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0)), 233#true, Black: 222#true, 239#true, Black: 235#(= |#race~data~0| |threadThread1of3ForFork0_#t~nondet5|), 183#L1039-1true, threadThread1of3ForFork0InUse, threadThread2of3ForFork0InUse, threadThread3of3ForFork0NotInUse, 89#L1023-6true]) [2023-11-26 11:46:30,674 INFO L294 olderBase$Statistics]: this new event has 157 ancestors and is cut-off event [2023-11-26 11:46:30,674 INFO L297 olderBase$Statistics]: existing Event has 106 ancestors and is cut-off event [2023-11-26 11:46:30,674 INFO L297 olderBase$Statistics]: existing Event has 106 ancestors and is cut-off event [2023-11-26 11:46:30,675 INFO L297 olderBase$Statistics]: existing Event has 157 ancestors and is cut-off event [2023-11-26 11:46:30,675 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([515] L1039-->L1039-1: Formula: (= |v_#race~data~0_4| 0) InVars {} OutVars{#race~data~0=|v_#race~data~0_4|} AuxVars[] AssignedVars[#race~data~0][156], [26#$Ultimate##0true, Black: 225#(and (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ |ULTIMATE.start_main_~#tids~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0)), 2#L1023-6true, 32#L1024true, Black: 224#(= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0), Black: 226#(and (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ |ULTIMATE.start_main_~#tids~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ 2 |ULTIMATE.start_main_~#tids~0#1.offset|)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0)), 233#true, Black: 222#true, 239#true, Black: 235#(= |#race~data~0| |threadThread1of3ForFork0_#t~nondet5|), 183#L1039-1true, threadThread1of3ForFork0InUse, threadThread2of3ForFork0InUse, threadThread3of3ForFork0NotInUse]) [2023-11-26 11:46:30,675 INFO L294 olderBase$Statistics]: this new event has 159 ancestors and is cut-off event [2023-11-26 11:46:30,675 INFO L297 olderBase$Statistics]: existing Event has 108 ancestors and is cut-off event [2023-11-26 11:46:30,675 INFO L297 olderBase$Statistics]: existing Event has 159 ancestors and is cut-off event [2023-11-26 11:46:30,675 INFO L297 olderBase$Statistics]: existing Event has 108 ancestors and is cut-off event [2023-11-26 11:46:30,675 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([515] L1039-->L1039-1: Formula: (= |v_#race~data~0_4| 0) InVars {} OutVars{#race~data~0=|v_#race~data~0_4|} AuxVars[] AssignedVars[#race~data~0][156], [26#$Ultimate##0true, Black: 225#(and (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ |ULTIMATE.start_main_~#tids~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0)), 2#L1023-6true, Black: 224#(= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0), Black: 226#(and (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ |ULTIMATE.start_main_~#tids~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ 2 |ULTIMATE.start_main_~#tids~0#1.offset|)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0)), 164#L1024-3true, 233#true, Black: 222#true, 239#true, Black: 235#(= |#race~data~0| |threadThread1of3ForFork0_#t~nondet5|), 183#L1039-1true, threadThread1of3ForFork0InUse, threadThread2of3ForFork0InUse, threadThread3of3ForFork0NotInUse]) [2023-11-26 11:46:30,675 INFO L294 olderBase$Statistics]: this new event has 160 ancestors and is cut-off event [2023-11-26 11:46:30,675 INFO L297 olderBase$Statistics]: existing Event has 160 ancestors and is cut-off event [2023-11-26 11:46:30,675 INFO L297 olderBase$Statistics]: existing Event has 109 ancestors and is cut-off event [2023-11-26 11:46:30,675 INFO L297 olderBase$Statistics]: existing Event has 109 ancestors and is cut-off event [2023-11-26 11:46:30,821 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([515] L1039-->L1039-1: Formula: (= |v_#race~data~0_4| 0) InVars {} OutVars{#race~data~0=|v_#race~data~0_4|} AuxVars[] AssignedVars[#race~data~0][165], [Black: 225#(and (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ |ULTIMATE.start_main_~#tids~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0)), 2#L1023-6true, Black: 224#(= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0), 233#true, Black: 226#(and (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ |ULTIMATE.start_main_~#tids~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ 2 |ULTIMATE.start_main_~#tids~0#1.offset|)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0)), Black: 222#true, 239#true, Black: 235#(= |#race~data~0| |threadThread1of3ForFork0_#t~nondet5|), 183#L1039-1true, threadThread1of3ForFork0InUse, 4#L1022-3true, threadThread2of3ForFork0InUse, threadThread3of3ForFork0NotInUse, 89#L1023-6true]) [2023-11-26 11:46:30,821 INFO L294 olderBase$Statistics]: this new event has 159 ancestors and is cut-off event [2023-11-26 11:46:30,821 INFO L297 olderBase$Statistics]: existing Event has 108 ancestors and is cut-off event [2023-11-26 11:46:30,821 INFO L297 olderBase$Statistics]: existing Event has 108 ancestors and is cut-off event [2023-11-26 11:46:30,821 INFO L297 olderBase$Statistics]: existing Event has 159 ancestors and is cut-off event [2023-11-26 11:46:30,821 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([515] L1039-->L1039-1: Formula: (= |v_#race~data~0_4| 0) InVars {} OutVars{#race~data~0=|v_#race~data~0_4|} AuxVars[] AssignedVars[#race~data~0][156], [Black: 225#(and (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ |ULTIMATE.start_main_~#tids~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0)), 2#L1023-6true, Black: 224#(= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0), Black: 226#(and (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ |ULTIMATE.start_main_~#tids~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ 2 |ULTIMATE.start_main_~#tids~0#1.offset|)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0)), 233#true, 164#L1024-3true, Black: 222#true, 239#true, Black: 235#(= |#race~data~0| |threadThread1of3ForFork0_#t~nondet5|), 183#L1039-1true, threadThread1of3ForFork0InUse, 4#L1022-3true, threadThread2of3ForFork0InUse, threadThread3of3ForFork0NotInUse]) [2023-11-26 11:46:30,821 INFO L294 olderBase$Statistics]: this new event has 162 ancestors and is cut-off event [2023-11-26 11:46:30,822 INFO L297 olderBase$Statistics]: existing Event has 111 ancestors and is cut-off event [2023-11-26 11:46:30,822 INFO L297 olderBase$Statistics]: existing Event has 162 ancestors and is cut-off event [2023-11-26 11:46:30,822 INFO L297 olderBase$Statistics]: existing Event has 111 ancestors and is cut-off event [2023-11-26 11:46:30,822 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([515] L1039-->L1039-1: Formula: (= |v_#race~data~0_4| 0) InVars {} OutVars{#race~data~0=|v_#race~data~0_4|} AuxVars[] AssignedVars[#race~data~0][156], [Black: 225#(and (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ |ULTIMATE.start_main_~#tids~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0)), 2#L1023-6true, Black: 224#(= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0), 32#L1024true, Black: 226#(and (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ |ULTIMATE.start_main_~#tids~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ 2 |ULTIMATE.start_main_~#tids~0#1.offset|)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0)), 233#true, Black: 222#true, 239#true, Black: 235#(= |#race~data~0| |threadThread1of3ForFork0_#t~nondet5|), 183#L1039-1true, threadThread1of3ForFork0InUse, 4#L1022-3true, threadThread2of3ForFork0InUse, threadThread3of3ForFork0NotInUse]) [2023-11-26 11:46:30,822 INFO L294 olderBase$Statistics]: this new event has 161 ancestors and is cut-off event [2023-11-26 11:46:30,822 INFO L297 olderBase$Statistics]: existing Event has 110 ancestors and is cut-off event [2023-11-26 11:46:30,822 INFO L297 olderBase$Statistics]: existing Event has 110 ancestors and is cut-off event [2023-11-26 11:46:30,822 INFO L297 olderBase$Statistics]: existing Event has 161 ancestors and is cut-off event [2023-11-26 11:46:30,931 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([515] L1039-->L1039-1: Formula: (= |v_#race~data~0_4| 0) InVars {} OutVars{#race~data~0=|v_#race~data~0_4|} AuxVars[] AssignedVars[#race~data~0][165], [111#L1023-5true, Black: 225#(and (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ |ULTIMATE.start_main_~#tids~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0)), 2#L1023-6true, Black: 224#(= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0), Black: 226#(and (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ |ULTIMATE.start_main_~#tids~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ 2 |ULTIMATE.start_main_~#tids~0#1.offset|)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0)), 233#true, Black: 222#true, 239#true, Black: 235#(= |#race~data~0| |threadThread1of3ForFork0_#t~nondet5|), 183#L1039-1true, threadThread1of3ForFork0InUse, threadThread2of3ForFork0InUse, threadThread3of3ForFork0NotInUse, 89#L1023-6true]) [2023-11-26 11:46:30,931 INFO L294 olderBase$Statistics]: this new event has 165 ancestors and is cut-off event [2023-11-26 11:46:30,931 INFO L297 olderBase$Statistics]: existing Event has 114 ancestors and is cut-off event [2023-11-26 11:46:30,931 INFO L297 olderBase$Statistics]: existing Event has 114 ancestors and is cut-off event [2023-11-26 11:46:30,931 INFO L297 olderBase$Statistics]: existing Event has 165 ancestors and is cut-off event [2023-11-26 11:46:31,443 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([515] L1039-->L1039-1: Formula: (= |v_#race~data~0_4| 0) InVars {} OutVars{#race~data~0=|v_#race~data~0_4|} AuxVars[] AssignedVars[#race~data~0][165], [Black: 225#(and (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ |ULTIMATE.start_main_~#tids~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0)), 2#L1023-6true, Black: 224#(= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0), Black: 226#(and (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ |ULTIMATE.start_main_~#tids~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ 2 |ULTIMATE.start_main_~#tids~0#1.offset|)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0)), 233#true, Black: 222#true, 239#true, 153#L1024-3true, Black: 235#(= |#race~data~0| |threadThread1of3ForFork0_#t~nondet5|), 183#L1039-1true, threadThread1of3ForFork0InUse, threadThread2of3ForFork0InUse, threadThread3of3ForFork0NotInUse, 89#L1023-6true]) [2023-11-26 11:46:31,444 INFO L294 olderBase$Statistics]: this new event has 169 ancestors and is cut-off event [2023-11-26 11:46:31,444 INFO L297 olderBase$Statistics]: existing Event has 118 ancestors and is cut-off event [2023-11-26 11:46:31,444 INFO L297 olderBase$Statistics]: existing Event has 118 ancestors and is cut-off event [2023-11-26 11:46:31,444 INFO L297 olderBase$Statistics]: existing Event has 169 ancestors and is cut-off event [2023-11-26 11:46:31,800 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([515] L1039-->L1039-1: Formula: (= |v_#race~data~0_4| 0) InVars {} OutVars{#race~data~0=|v_#race~data~0_4|} AuxVars[] AssignedVars[#race~data~0][119], [Black: 225#(and (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ |ULTIMATE.start_main_~#tids~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0)), 32#L1024true, Black: 224#(= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0), Black: 226#(and (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ |ULTIMATE.start_main_~#tids~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ 2 |ULTIMATE.start_main_~#tids~0#1.offset|)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0)), 233#true, Black: 222#true, 186#threadErr0ASSERT_VIOLATIONDATA_RACEtrue, 239#true, 153#L1024-3true, Black: 235#(= |#race~data~0| |threadThread1of3ForFork0_#t~nondet5|), 183#L1039-1true, threadThread1of3ForFork0InUse, threadThread2of3ForFork0InUse, threadThread3of3ForFork0NotInUse]) [2023-11-26 11:46:31,800 INFO L294 olderBase$Statistics]: this new event has 171 ancestors and is cut-off event [2023-11-26 11:46:31,800 INFO L297 olderBase$Statistics]: existing Event has 120 ancestors and is cut-off event [2023-11-26 11:46:31,800 INFO L297 olderBase$Statistics]: existing Event has 120 ancestors and is cut-off event [2023-11-26 11:46:31,801 INFO L297 olderBase$Statistics]: existing Event has 171 ancestors and is cut-off event [2023-11-26 11:46:31,822 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([515] L1039-->L1039-1: Formula: (= |v_#race~data~0_4| 0) InVars {} OutVars{#race~data~0=|v_#race~data~0_4|} AuxVars[] AssignedVars[#race~data~0][119], [Black: 225#(and (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ |ULTIMATE.start_main_~#tids~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0)), Black: 224#(= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0), Black: 226#(and (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ |ULTIMATE.start_main_~#tids~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ 2 |ULTIMATE.start_main_~#tids~0#1.offset|)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0)), 164#L1024-3true, 233#true, Black: 222#true, 186#threadErr0ASSERT_VIOLATIONDATA_RACEtrue, 153#L1024-3true, 239#true, Black: 235#(= |#race~data~0| |threadThread1of3ForFork0_#t~nondet5|), 183#L1039-1true, threadThread1of3ForFork0InUse, threadThread2of3ForFork0InUse, threadThread3of3ForFork0NotInUse]) [2023-11-26 11:46:31,822 INFO L294 olderBase$Statistics]: this new event has 172 ancestors and is cut-off event [2023-11-26 11:46:31,822 INFO L297 olderBase$Statistics]: existing Event has 121 ancestors and is cut-off event [2023-11-26 11:46:31,822 INFO L297 olderBase$Statistics]: existing Event has 121 ancestors and is cut-off event [2023-11-26 11:46:31,822 INFO L297 olderBase$Statistics]: existing Event has 172 ancestors and is cut-off event [2023-11-26 11:46:32,050 INFO L124 PetriNetUnfolderBase]: 12766/42464 cut-off events. [2023-11-26 11:46:32,050 INFO L125 PetriNetUnfolderBase]: For 14559/25298 co-relation queries the response was YES. [2023-11-26 11:46:32,239 INFO L83 FinitePrefix]: Finished finitePrefix Result has 72072 conditions, 42464 events. 12766/42464 cut-off events. For 14559/25298 co-relation queries the response was YES. Maximal size of possible extension queue 1626. Compared 564964 event pairs, 7318 based on Foata normal form. 47/37499 useless extension candidates. Maximal degree in co-relation 59763. Up to 14515 conditions per place. [2023-11-26 11:46:32,426 INFO L140 encePairwiseOnDemand]: 206/214 looper letters, 36 selfloop transitions, 11 changer transitions 0/201 dead transitions. [2023-11-26 11:46:32,426 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 187 places, 201 transitions, 644 flow [2023-11-26 11:46:32,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-26 11:46:32,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-26 11:46:32,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 569 transitions. [2023-11-26 11:46:32,429 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.8862928348909658 [2023-11-26 11:46:32,429 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 569 transitions. [2023-11-26 11:46:32,429 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 569 transitions. [2023-11-26 11:46:32,430 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-26 11:46:32,430 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 569 transitions. [2023-11-26 11:46:32,432 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 189.66666666666666) internal successors, (569), 3 states have internal predecessors, (569), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 11:46:32,434 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 214.0) internal successors, (856), 4 states have internal predecessors, (856), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 11:46:32,435 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 214.0) internal successors, (856), 4 states have internal predecessors, (856), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 11:46:32,435 INFO L175 Difference]: Start difference. First operand has 185 places, 183 transitions, 483 flow. Second operand 3 states and 569 transitions. [2023-11-26 11:46:32,435 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 187 places, 201 transitions, 644 flow [2023-11-26 11:46:32,543 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 185 places, 201 transitions, 622 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-11-26 11:46:32,546 INFO L231 Difference]: Finished difference. Result has 187 places, 192 transitions, 565 flow [2023-11-26 11:46:32,547 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=214, PETRI_DIFFERENCE_MINUEND_FLOW=469, PETRI_DIFFERENCE_MINUEND_PLACES=183, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=183, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=172, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=565, PETRI_PLACES=187, PETRI_TRANSITIONS=192} [2023-11-26 11:46:32,547 INFO L281 CegarLoopForPetriNet]: 180 programPoint places, 7 predicate places. [2023-11-26 11:46:32,548 INFO L495 AbstractCegarLoop]: Abstraction has has 187 places, 192 transitions, 565 flow [2023-11-26 11:46:32,548 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 177.66666666666666) internal successors, (533), 3 states have internal predecessors, (533), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 11:46:32,548 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-26 11:46:32,548 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 11:46:32,549 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2023-11-26 11:46:32,549 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 12 more)] === [2023-11-26 11:46:32,549 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:46:32,549 INFO L85 PathProgramCache]: Analyzing trace with hash -694306659, now seen corresponding path program 1 times [2023-11-26 11:46:32,550 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:46:32,550 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1307831074] [2023-11-26 11:46:32,550 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:46:32,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:46:32,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:46:32,597 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 11:46:32,598 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 11:46:32,598 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1307831074] [2023-11-26 11:46:32,598 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1307831074] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 11:46:32,598 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 11:46:32,598 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-26 11:46:32,601 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1534950995] [2023-11-26 11:46:32,601 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 11:46:32,602 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-26 11:46:32,603 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 11:46:32,603 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-26 11:46:32,603 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 11:46:32,630 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 178 out of 214 [2023-11-26 11:46:32,631 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 187 places, 192 transitions, 565 flow. Second operand has 3 states, 3 states have (on average 179.0) internal successors, (537), 3 states have internal predecessors, (537), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 11:46:32,632 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-26 11:46:32,632 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 178 of 214 [2023-11-26 11:46:32,632 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-26 11:46:37,085 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([515] L1039-->L1039-1: Formula: (= |v_#race~data~0_4| 0) InVars {} OutVars{#race~data~0=|v_#race~data~0_4|} AuxVars[] AssignedVars[#race~data~0][169], [247#(= |#race~data~0| 0), 2#L1023-6true, Black: 225#(and (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ |ULTIMATE.start_main_~#tids~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0)), Black: 224#(= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0), Black: 226#(and (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ |ULTIMATE.start_main_~#tids~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ 2 |ULTIMATE.start_main_~#tids~0#1.offset|)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0)), Black: 222#true, 239#true, Black: 235#(= |#race~data~0| |threadThread1of3ForFork0_#t~nondet5|), 183#L1039-1true, threadThread1of3ForFork0InUse, Black: 241#(= |#race~data~0| |threadThread1of3ForFork1_#t~nondet5|), threadThread2of3ForFork0NotInUse, threadThread3of3ForFork0NotInUse, 89#L1023-6true]) [2023-11-26 11:46:37,085 INFO L294 olderBase$Statistics]: this new event has 140 ancestors and is cut-off event [2023-11-26 11:46:37,085 INFO L297 olderBase$Statistics]: existing Event has 89 ancestors and is cut-off event [2023-11-26 11:46:37,086 INFO L297 olderBase$Statistics]: existing Event has 140 ancestors and is cut-off event [2023-11-26 11:46:37,086 INFO L297 olderBase$Statistics]: existing Event has 89 ancestors and is cut-off event [2023-11-26 11:46:37,882 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([515] L1039-->L1039-1: Formula: (= |v_#race~data~0_4| 0) InVars {} OutVars{#race~data~0=|v_#race~data~0_4|} AuxVars[] AssignedVars[#race~data~0][119], [247#(= |#race~data~0| 0), Black: 225#(and (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ |ULTIMATE.start_main_~#tids~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0)), Black: 224#(= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0), Black: 226#(and (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ |ULTIMATE.start_main_~#tids~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ 2 |ULTIMATE.start_main_~#tids~0#1.offset|)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0)), Black: 222#true, 239#true, Black: 235#(= |#race~data~0| |threadThread1of3ForFork0_#t~nondet5|), 183#L1039-1true, threadThread1of3ForFork0InUse, Black: 241#(= |#race~data~0| |threadThread1of3ForFork1_#t~nondet5|), threadThread2of3ForFork0NotInUse, threadThread3of3ForFork0NotInUse, 93#L1024true, 89#L1023-6true]) [2023-11-26 11:46:37,882 INFO L294 olderBase$Statistics]: this new event has 142 ancestors and is cut-off event [2023-11-26 11:46:37,882 INFO L297 olderBase$Statistics]: existing Event has 91 ancestors and is cut-off event [2023-11-26 11:46:37,882 INFO L297 olderBase$Statistics]: existing Event has 91 ancestors and is cut-off event [2023-11-26 11:46:37,882 INFO L297 olderBase$Statistics]: existing Event has 142 ancestors and is cut-off event [2023-11-26 11:46:38,055 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([515] L1039-->L1039-1: Formula: (= |v_#race~data~0_4| 0) InVars {} OutVars{#race~data~0=|v_#race~data~0_4|} AuxVars[] AssignedVars[#race~data~0][119], [170#L1024-3true, 247#(= |#race~data~0| 0), Black: 225#(and (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ |ULTIMATE.start_main_~#tids~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0)), Black: 224#(= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0), Black: 226#(and (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ |ULTIMATE.start_main_~#tids~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ 2 |ULTIMATE.start_main_~#tids~0#1.offset|)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0)), Black: 222#true, 239#true, Black: 235#(= |#race~data~0| |threadThread1of3ForFork0_#t~nondet5|), 183#L1039-1true, threadThread1of3ForFork0InUse, threadThread2of3ForFork0NotInUse, Black: 241#(= |#race~data~0| |threadThread1of3ForFork1_#t~nondet5|), threadThread3of3ForFork0NotInUse, 89#L1023-6true]) [2023-11-26 11:46:38,055 INFO L294 olderBase$Statistics]: this new event has 143 ancestors and is cut-off event [2023-11-26 11:46:38,055 INFO L297 olderBase$Statistics]: existing Event has 92 ancestors and is cut-off event [2023-11-26 11:46:38,056 INFO L297 olderBase$Statistics]: existing Event has 92 ancestors and is cut-off event [2023-11-26 11:46:38,056 INFO L297 olderBase$Statistics]: existing Event has 143 ancestors and is cut-off event [2023-11-26 11:46:38,496 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([691] L1023-4-->L1023-5: Formula: (= |v_#race~data~0_1| |v_threadThread2of3ForFork0_#t~nondet5_3|) InVars {threadThread2of3ForFork0_#t~nondet5=|v_threadThread2of3ForFork0_#t~nondet5_3|} OutVars{threadThread2of3ForFork0_#t~nondet5=|v_threadThread2of3ForFork0_#t~nondet5_3|, #race~data~0=|v_#race~data~0_1|} AuxVars[] AssignedVars[#race~data~0][197], [111#L1023-5true, 99#threadErr0ASSERT_VIOLATIONDATA_RACEtrue, Black: 225#(and (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ |ULTIMATE.start_main_~#tids~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0)), Black: 224#(= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0), Black: 226#(and (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ |ULTIMATE.start_main_~#tids~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ 2 |ULTIMATE.start_main_~#tids~0#1.offset|)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0)), Black: 222#true, 152#L1039-2true, 239#true, 87#L1023-5true, Black: 235#(= |#race~data~0| |threadThread1of3ForFork0_#t~nondet5|), threadThread1of3ForFork0InUse, Black: 241#(= |#race~data~0| |threadThread1of3ForFork1_#t~nondet5|), threadThread2of3ForFork0InUse, threadThread3of3ForFork0InUse, 245#true, 93#L1024true]) [2023-11-26 11:46:38,496 INFO L294 olderBase$Statistics]: this new event has 142 ancestors and is cut-off event [2023-11-26 11:46:38,496 INFO L297 olderBase$Statistics]: existing Event has 142 ancestors and is cut-off event [2023-11-26 11:46:38,496 INFO L297 olderBase$Statistics]: existing Event has 142 ancestors and is cut-off event [2023-11-26 11:46:38,496 INFO L297 olderBase$Statistics]: existing Event has 142 ancestors and is cut-off event [2023-11-26 11:46:40,055 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([691] L1023-4-->L1023-5: Formula: (= |v_#race~data~0_1| |v_threadThread2of3ForFork0_#t~nondet5_3|) InVars {threadThread2of3ForFork0_#t~nondet5=|v_threadThread2of3ForFork0_#t~nondet5_3|} OutVars{threadThread2of3ForFork0_#t~nondet5=|v_threadThread2of3ForFork0_#t~nondet5_3|, #race~data~0=|v_#race~data~0_1|} AuxVars[] AssignedVars[#race~data~0][197], [111#L1023-5true, 99#threadErr0ASSERT_VIOLATIONDATA_RACEtrue, Black: 225#(and (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ |ULTIMATE.start_main_~#tids~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0)), Black: 224#(= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0), Black: 226#(and (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ |ULTIMATE.start_main_~#tids~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ 2 |ULTIMATE.start_main_~#tids~0#1.offset|)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0)), Black: 222#true, 79#L1024-3true, 239#true, 152#L1039-2true, Black: 235#(= |#race~data~0| |threadThread1of3ForFork0_#t~nondet5|), threadThread1of3ForFork0InUse, Black: 241#(= |#race~data~0| |threadThread1of3ForFork1_#t~nondet5|), threadThread2of3ForFork0InUse, threadThread3of3ForFork0InUse, 93#L1024true, 245#true]) [2023-11-26 11:46:40,055 INFO L294 olderBase$Statistics]: this new event has 146 ancestors and is not cut-off event [2023-11-26 11:46:40,055 INFO L297 olderBase$Statistics]: existing Event has 146 ancestors and is not cut-off event [2023-11-26 11:46:40,055 INFO L297 olderBase$Statistics]: existing Event has 146 ancestors and is not cut-off event [2023-11-26 11:46:40,056 INFO L297 olderBase$Statistics]: existing Event has 146 ancestors and is not cut-off event [2023-11-26 11:46:40,417 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([515] L1039-->L1039-1: Formula: (= |v_#race~data~0_4| 0) InVars {} OutVars{#race~data~0=|v_#race~data~0_4|} AuxVars[] AssignedVars[#race~data~0][169], [26#$Ultimate##0true, 247#(= |#race~data~0| 0), 2#L1023-6true, Black: 225#(and (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ |ULTIMATE.start_main_~#tids~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0)), Black: 224#(= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0), Black: 226#(and (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ |ULTIMATE.start_main_~#tids~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ 2 |ULTIMATE.start_main_~#tids~0#1.offset|)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0)), Black: 222#true, 239#true, Black: 235#(= |#race~data~0| |threadThread1of3ForFork0_#t~nondet5|), 183#L1039-1true, threadThread1of3ForFork0InUse, Black: 241#(= |#race~data~0| |threadThread1of3ForFork1_#t~nondet5|), threadThread2of3ForFork0InUse, threadThread3of3ForFork0NotInUse, 89#L1023-6true]) [2023-11-26 11:46:40,417 INFO L294 olderBase$Statistics]: this new event has 157 ancestors and is cut-off event [2023-11-26 11:46:40,417 INFO L297 olderBase$Statistics]: existing Event has 157 ancestors and is cut-off event [2023-11-26 11:46:40,417 INFO L297 olderBase$Statistics]: existing Event has 106 ancestors and is cut-off event [2023-11-26 11:46:40,417 INFO L297 olderBase$Statistics]: existing Event has 106 ancestors and is cut-off event [2023-11-26 11:46:40,693 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([515] L1039-->L1039-1: Formula: (= |v_#race~data~0_4| 0) InVars {} OutVars{#race~data~0=|v_#race~data~0_4|} AuxVars[] AssignedVars[#race~data~0][169], [111#L1023-5true, 247#(= |#race~data~0| 0), 2#L1023-6true, Black: 225#(and (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ |ULTIMATE.start_main_~#tids~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0)), Black: 224#(= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0), Black: 226#(and (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ |ULTIMATE.start_main_~#tids~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ 2 |ULTIMATE.start_main_~#tids~0#1.offset|)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0)), Black: 222#true, 239#true, Black: 235#(= |#race~data~0| |threadThread1of3ForFork0_#t~nondet5|), 183#L1039-1true, threadThread1of3ForFork0InUse, Black: 241#(= |#race~data~0| |threadThread1of3ForFork1_#t~nondet5|), threadThread2of3ForFork0InUse, threadThread3of3ForFork0NotInUse, 89#L1023-6true]) [2023-11-26 11:46:40,693 INFO L294 olderBase$Statistics]: this new event has 165 ancestors and is cut-off event [2023-11-26 11:46:40,693 INFO L297 olderBase$Statistics]: existing Event has 114 ancestors and is cut-off event [2023-11-26 11:46:40,694 INFO L297 olderBase$Statistics]: existing Event has 165 ancestors and is cut-off event [2023-11-26 11:46:40,694 INFO L297 olderBase$Statistics]: existing Event has 114 ancestors and is cut-off event [2023-11-26 11:46:40,694 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([515] L1039-->L1039-1: Formula: (= |v_#race~data~0_4| 0) InVars {} OutVars{#race~data~0=|v_#race~data~0_4|} AuxVars[] AssignedVars[#race~data~0][169], [247#(= |#race~data~0| 0), Black: 225#(and (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ |ULTIMATE.start_main_~#tids~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0)), 2#L1023-6true, Black: 224#(= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0), Black: 226#(and (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ |ULTIMATE.start_main_~#tids~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ 2 |ULTIMATE.start_main_~#tids~0#1.offset|)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0)), Black: 222#true, 239#true, Black: 235#(= |#race~data~0| |threadThread1of3ForFork0_#t~nondet5|), 183#L1039-1true, threadThread1of3ForFork0InUse, 4#L1022-3true, Black: 241#(= |#race~data~0| |threadThread1of3ForFork1_#t~nondet5|), threadThread2of3ForFork0InUse, threadThread3of3ForFork0NotInUse, 89#L1023-6true]) [2023-11-26 11:46:40,694 INFO L294 olderBase$Statistics]: this new event has 159 ancestors and is cut-off event [2023-11-26 11:46:40,694 INFO L297 olderBase$Statistics]: existing Event has 159 ancestors and is cut-off event [2023-11-26 11:46:40,694 INFO L297 olderBase$Statistics]: existing Event has 108 ancestors and is cut-off event [2023-11-26 11:46:40,694 INFO L297 olderBase$Statistics]: existing Event has 108 ancestors and is cut-off event [2023-11-26 11:46:41,154 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([515] L1039-->L1039-1: Formula: (= |v_#race~data~0_4| 0) InVars {} OutVars{#race~data~0=|v_#race~data~0_4|} AuxVars[] AssignedVars[#race~data~0][119], [26#$Ultimate##0true, 247#(= |#race~data~0| 0), Black: 225#(and (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ |ULTIMATE.start_main_~#tids~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0)), Black: 224#(= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0), Black: 226#(and (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ |ULTIMATE.start_main_~#tids~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ 2 |ULTIMATE.start_main_~#tids~0#1.offset|)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0)), Black: 222#true, 239#true, Black: 235#(= |#race~data~0| |threadThread1of3ForFork0_#t~nondet5|), 183#L1039-1true, threadThread1of3ForFork0InUse, Black: 241#(= |#race~data~0| |threadThread1of3ForFork1_#t~nondet5|), threadThread2of3ForFork0InUse, threadThread3of3ForFork0NotInUse, 93#L1024true, 89#L1023-6true]) [2023-11-26 11:46:41,154 INFO L294 olderBase$Statistics]: this new event has 159 ancestors and is cut-off event [2023-11-26 11:46:41,154 INFO L297 olderBase$Statistics]: existing Event has 108 ancestors and is cut-off event [2023-11-26 11:46:41,155 INFO L297 olderBase$Statistics]: existing Event has 108 ancestors and is cut-off event [2023-11-26 11:46:41,155 INFO L297 olderBase$Statistics]: existing Event has 159 ancestors and is cut-off event [2023-11-26 11:46:41,253 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([515] L1039-->L1039-1: Formula: (= |v_#race~data~0_4| 0) InVars {} OutVars{#race~data~0=|v_#race~data~0_4|} AuxVars[] AssignedVars[#race~data~0][169], [247#(= |#race~data~0| 0), 2#L1023-6true, Black: 225#(and (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ |ULTIMATE.start_main_~#tids~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0)), Black: 224#(= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0), Black: 226#(and (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ |ULTIMATE.start_main_~#tids~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ 2 |ULTIMATE.start_main_~#tids~0#1.offset|)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0)), Black: 222#true, 153#L1024-3true, 239#true, Black: 235#(= |#race~data~0| |threadThread1of3ForFork0_#t~nondet5|), 183#L1039-1true, threadThread1of3ForFork0InUse, Black: 241#(= |#race~data~0| |threadThread1of3ForFork1_#t~nondet5|), threadThread2of3ForFork0InUse, threadThread3of3ForFork0NotInUse, 89#L1023-6true]) [2023-11-26 11:46:41,253 INFO L294 olderBase$Statistics]: this new event has 169 ancestors and is cut-off event [2023-11-26 11:46:41,253 INFO L297 olderBase$Statistics]: existing Event has 118 ancestors and is cut-off event [2023-11-26 11:46:41,253 INFO L297 olderBase$Statistics]: existing Event has 118 ancestors and is cut-off event [2023-11-26 11:46:41,253 INFO L297 olderBase$Statistics]: existing Event has 169 ancestors and is cut-off event [2023-11-26 11:46:41,259 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([515] L1039-->L1039-1: Formula: (= |v_#race~data~0_4| 0) InVars {} OutVars{#race~data~0=|v_#race~data~0_4|} AuxVars[] AssignedVars[#race~data~0][119], [26#$Ultimate##0true, 170#L1024-3true, 247#(= |#race~data~0| 0), Black: 225#(and (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ |ULTIMATE.start_main_~#tids~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0)), Black: 224#(= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0), Black: 226#(and (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ |ULTIMATE.start_main_~#tids~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ 2 |ULTIMATE.start_main_~#tids~0#1.offset|)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0)), Black: 222#true, 239#true, Black: 235#(= |#race~data~0| |threadThread1of3ForFork0_#t~nondet5|), 183#L1039-1true, threadThread1of3ForFork0InUse, Black: 241#(= |#race~data~0| |threadThread1of3ForFork1_#t~nondet5|), threadThread2of3ForFork0InUse, threadThread3of3ForFork0NotInUse, 89#L1023-6true]) [2023-11-26 11:46:41,259 INFO L294 olderBase$Statistics]: this new event has 160 ancestors and is cut-off event [2023-11-26 11:46:41,259 INFO L297 olderBase$Statistics]: existing Event has 109 ancestors and is cut-off event [2023-11-26 11:46:41,260 INFO L297 olderBase$Statistics]: existing Event has 109 ancestors and is cut-off event [2023-11-26 11:46:41,260 INFO L297 olderBase$Statistics]: existing Event has 160 ancestors and is cut-off event [2023-11-26 11:46:41,395 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([515] L1039-->L1039-1: Formula: (= |v_#race~data~0_4| 0) InVars {} OutVars{#race~data~0=|v_#race~data~0_4|} AuxVars[] AssignedVars[#race~data~0][119], [247#(= |#race~data~0| 0), Black: 225#(and (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ |ULTIMATE.start_main_~#tids~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0)), Black: 224#(= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0), Black: 226#(and (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ |ULTIMATE.start_main_~#tids~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ 2 |ULTIMATE.start_main_~#tids~0#1.offset|)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0)), Black: 222#true, 239#true, Black: 235#(= |#race~data~0| |threadThread1of3ForFork0_#t~nondet5|), 183#L1039-1true, 4#L1022-3true, threadThread1of3ForFork0InUse, Black: 241#(= |#race~data~0| |threadThread1of3ForFork1_#t~nondet5|), threadThread2of3ForFork0InUse, threadThread3of3ForFork0NotInUse, 93#L1024true, 89#L1023-6true]) [2023-11-26 11:46:41,395 INFO L294 olderBase$Statistics]: this new event has 161 ancestors and is cut-off event [2023-11-26 11:46:41,395 INFO L297 olderBase$Statistics]: existing Event has 110 ancestors and is cut-off event [2023-11-26 11:46:41,395 INFO L297 olderBase$Statistics]: existing Event has 161 ancestors and is cut-off event [2023-11-26 11:46:41,396 INFO L297 olderBase$Statistics]: existing Event has 110 ancestors and is cut-off event [2023-11-26 11:46:41,532 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([515] L1039-->L1039-1: Formula: (= |v_#race~data~0_4| 0) InVars {} OutVars{#race~data~0=|v_#race~data~0_4|} AuxVars[] AssignedVars[#race~data~0][119], [170#L1024-3true, 247#(= |#race~data~0| 0), Black: 225#(and (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ |ULTIMATE.start_main_~#tids~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0)), Black: 224#(= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0), Black: 226#(and (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ |ULTIMATE.start_main_~#tids~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ 2 |ULTIMATE.start_main_~#tids~0#1.offset|)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0)), Black: 222#true, 239#true, Black: 235#(= |#race~data~0| |threadThread1of3ForFork0_#t~nondet5|), 183#L1039-1true, 4#L1022-3true, threadThread1of3ForFork0InUse, Black: 241#(= |#race~data~0| |threadThread1of3ForFork1_#t~nondet5|), threadThread2of3ForFork0InUse, threadThread3of3ForFork0NotInUse, 89#L1023-6true]) [2023-11-26 11:46:41,532 INFO L294 olderBase$Statistics]: this new event has 162 ancestors and is cut-off event [2023-11-26 11:46:41,532 INFO L297 olderBase$Statistics]: existing Event has 162 ancestors and is cut-off event [2023-11-26 11:46:41,532 INFO L297 olderBase$Statistics]: existing Event has 111 ancestors and is cut-off event [2023-11-26 11:46:41,532 INFO L297 olderBase$Statistics]: existing Event has 111 ancestors and is cut-off event [2023-11-26 11:46:43,272 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([515] L1039-->L1039-1: Formula: (= |v_#race~data~0_4| 0) InVars {} OutVars{#race~data~0=|v_#race~data~0_4|} AuxVars[] AssignedVars[#race~data~0][118], [247#(= |#race~data~0| 0), 99#threadErr0ASSERT_VIOLATIONDATA_RACEtrue, Black: 225#(and (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ |ULTIMATE.start_main_~#tids~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0)), Black: 224#(= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0), Black: 226#(and (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ |ULTIMATE.start_main_~#tids~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ 2 |ULTIMATE.start_main_~#tids~0#1.offset|)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0)), Black: 222#true, 153#L1024-3true, 239#true, Black: 235#(= |#race~data~0| |threadThread1of3ForFork0_#t~nondet5|), 183#L1039-1true, threadThread1of3ForFork0InUse, Black: 241#(= |#race~data~0| |threadThread1of3ForFork1_#t~nondet5|), threadThread2of3ForFork0InUse, threadThread3of3ForFork0NotInUse, 93#L1024true]) [2023-11-26 11:46:43,272 INFO L294 olderBase$Statistics]: this new event has 171 ancestors and is cut-off event [2023-11-26 11:46:43,272 INFO L297 olderBase$Statistics]: existing Event has 171 ancestors and is cut-off event [2023-11-26 11:46:43,272 INFO L297 olderBase$Statistics]: existing Event has 120 ancestors and is cut-off event [2023-11-26 11:46:43,272 INFO L297 olderBase$Statistics]: existing Event has 120 ancestors and is cut-off event [2023-11-26 11:46:43,321 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([515] L1039-->L1039-1: Formula: (= |v_#race~data~0_4| 0) InVars {} OutVars{#race~data~0=|v_#race~data~0_4|} AuxVars[] AssignedVars[#race~data~0][118], [170#L1024-3true, 99#threadErr0ASSERT_VIOLATIONDATA_RACEtrue, 247#(= |#race~data~0| 0), Black: 225#(and (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ |ULTIMATE.start_main_~#tids~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0)), Black: 224#(= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0), Black: 226#(and (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ |ULTIMATE.start_main_~#tids~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) (+ 2 |ULTIMATE.start_main_~#tids~0#1.offset|)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#tids~0#1.base|) |ULTIMATE.start_main_~#tids~0#1.offset|) 0)), Black: 222#true, 153#L1024-3true, 239#true, Black: 235#(= |#race~data~0| |threadThread1of3ForFork0_#t~nondet5|), 183#L1039-1true, threadThread1of3ForFork0InUse, Black: 241#(= |#race~data~0| |threadThread1of3ForFork1_#t~nondet5|), threadThread2of3ForFork0InUse, threadThread3of3ForFork0NotInUse]) [2023-11-26 11:46:43,321 INFO L294 olderBase$Statistics]: this new event has 172 ancestors and is cut-off event [2023-11-26 11:46:43,321 INFO L297 olderBase$Statistics]: existing Event has 121 ancestors and is cut-off event [2023-11-26 11:46:43,321 INFO L297 olderBase$Statistics]: existing Event has 121 ancestors and is cut-off event [2023-11-26 11:46:43,321 INFO L297 olderBase$Statistics]: existing Event has 172 ancestors and is cut-off event [2023-11-26 11:46:43,793 INFO L124 PetriNetUnfolderBase]: 22751/70993 cut-off events. [2023-11-26 11:46:43,793 INFO L125 PetriNetUnfolderBase]: For 41693/52366 co-relation queries the response was YES. [2023-11-26 11:46:44,071 INFO L83 FinitePrefix]: Finished finitePrefix Result has 136933 conditions, 70993 events. 22751/70993 cut-off events. For 41693/52366 co-relation queries the response was YES. Maximal size of possible extension queue 2433. Compared 972531 event pairs, 9220 based on Foata normal form. 17/62724 useless extension candidates. Maximal degree in co-relation 116072. Up to 19875 conditions per place. [2023-11-26 11:46:44,643 INFO L140 encePairwiseOnDemand]: 207/214 looper letters, 38 selfloop transitions, 17 changer transitions 0/213 dead transitions. [2023-11-26 11:46:44,643 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 189 places, 213 transitions, 779 flow [2023-11-26 11:46:44,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-26 11:46:44,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-26 11:46:44,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 571 transitions. [2023-11-26 11:46:44,646 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.8894080996884736 [2023-11-26 11:46:44,646 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 571 transitions. [2023-11-26 11:46:44,646 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 571 transitions. [2023-11-26 11:46:44,647 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-26 11:46:44,647 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 571 transitions. [2023-11-26 11:46:44,649 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 190.33333333333334) internal successors, (571), 3 states have internal predecessors, (571), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 11:46:44,651 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 214.0) internal successors, (856), 4 states have internal predecessors, (856), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 11:46:44,652 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 214.0) internal successors, (856), 4 states have internal predecessors, (856), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 11:46:44,652 INFO L175 Difference]: Start difference. First operand has 187 places, 192 transitions, 565 flow. Second operand 3 states and 571 transitions. [2023-11-26 11:46:44,652 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 189 places, 213 transitions, 779 flow