./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/pthread-ext/06_ticket.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_3807a9c2-6454-43cb-bf2d-ed87ebdd1e82/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3807a9c2-6454-43cb-bf2d-ed87ebdd1e82/bin/uautomizer-verify-BQ2R08f2Ya/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3807a9c2-6454-43cb-bf2d-ed87ebdd1e82/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3807a9c2-6454-43cb-bf2d-ed87ebdd1e82/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-ext/06_ticket.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3807a9c2-6454-43cb-bf2d-ed87ebdd1e82/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3807a9c2-6454-43cb-bf2d-ed87ebdd1e82/bin/uautomizer-verify-BQ2R08f2Ya --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 d21b75ab9211f19b3beb5c83d6d66f0a0906e2f271e4621d3ded70db8a63bb33 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-28 23:32:51,492 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-28 23:32:51,558 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3807a9c2-6454-43cb-bf2d-ed87ebdd1e82/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-DataRace-32bit-Automizer_Default.epf [2023-11-28 23:32:51,563 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-28 23:32:51,564 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-28 23:32:51,587 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-28 23:32:51,587 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-28 23:32:51,588 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-28 23:32:51,589 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-28 23:32:51,589 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-28 23:32:51,590 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-28 23:32:51,590 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-28 23:32:51,591 INFO L153 SettingsManager]: * Use SBE=true [2023-11-28 23:32:51,592 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-28 23:32:51,592 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-28 23:32:51,593 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-28 23:32:51,593 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-28 23:32:51,594 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-28 23:32:51,594 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-28 23:32:51,594 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-28 23:32:51,595 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-28 23:32:51,596 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-28 23:32:51,596 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-11-28 23:32:51,596 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-28 23:32:51,597 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-28 23:32:51,597 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-28 23:32:51,597 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-28 23:32:51,598 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-28 23:32:51,598 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-28 23:32:51,599 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-28 23:32:51,599 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-28 23:32:51,599 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-28 23:32:51,600 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-28 23:32:51,600 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-28 23:32:51,600 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-28 23:32:51,600 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-28 23:32:51,601 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-28 23:32:51,601 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-28 23:32:51,601 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-28 23:32:51,601 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-28 23:32:51,601 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-28 23:32:51,602 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_3807a9c2-6454-43cb-bf2d-ed87ebdd1e82/bin/uautomizer-verify-BQ2R08f2Ya/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3807a9c2-6454-43cb-bf2d-ed87ebdd1e82/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d21b75ab9211f19b3beb5c83d6d66f0a0906e2f271e4621d3ded70db8a63bb33 [2023-11-28 23:32:51,814 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-28 23:32:51,833 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-28 23:32:51,836 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-28 23:32:51,837 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-28 23:32:51,837 INFO L274 PluginConnector]: CDTParser initialized [2023-11-28 23:32:51,839 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3807a9c2-6454-43cb-bf2d-ed87ebdd1e82/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/pthread-ext/06_ticket.i [2023-11-28 23:32:54,514 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-28 23:32:54,741 INFO L384 CDTParser]: Found 1 translation units. [2023-11-28 23:32:54,741 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3807a9c2-6454-43cb-bf2d-ed87ebdd1e82/sv-benchmarks/c/pthread-ext/06_ticket.i [2023-11-28 23:32:54,756 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3807a9c2-6454-43cb-bf2d-ed87ebdd1e82/bin/uautomizer-verify-BQ2R08f2Ya/data/a823bd7cd/3eb56ceffdc049ceae7cef7ebdc9e96d/FLAGc803cd7de [2023-11-28 23:32:54,768 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3807a9c2-6454-43cb-bf2d-ed87ebdd1e82/bin/uautomizer-verify-BQ2R08f2Ya/data/a823bd7cd/3eb56ceffdc049ceae7cef7ebdc9e96d [2023-11-28 23:32:54,770 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-28 23:32:54,771 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-28 23:32:54,772 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-28 23:32:54,772 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-28 23:32:54,776 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-28 23:32:54,776 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 11:32:54" (1/1) ... [2023-11-28 23:32:54,777 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5bc00bdb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:32:54, skipping insertion in model container [2023-11-28 23:32:54,777 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 11:32:54" (1/1) ... [2023-11-28 23:32:54,817 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-28 23:32:55,090 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-28 23:32:55,099 INFO L202 MainTranslator]: Completed pre-run [2023-11-28 23:32:55,139 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-28 23:32:55,170 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-28 23:32:55,171 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-28 23:32:55,178 INFO L206 MainTranslator]: Completed translation [2023-11-28 23:32:55,179 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:32:55 WrapperNode [2023-11-28 23:32:55,179 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-28 23:32:55,180 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-28 23:32:55,180 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-28 23:32:55,180 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-28 23:32:55,188 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:32:55" (1/1) ... [2023-11-28 23:32:55,201 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:32:55" (1/1) ... [2023-11-28 23:32:55,224 INFO L138 Inliner]: procedures = 172, calls = 17, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 104 [2023-11-28 23:32:55,224 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-28 23:32:55,225 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-28 23:32:55,225 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-28 23:32:55,225 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-28 23:32:55,233 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:32:55" (1/1) ... [2023-11-28 23:32:55,233 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:32:55" (1/1) ... [2023-11-28 23:32:55,235 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:32:55" (1/1) ... [2023-11-28 23:32:55,236 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:32:55" (1/1) ... [2023-11-28 23:32:55,240 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:32:55" (1/1) ... [2023-11-28 23:32:55,243 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:32:55" (1/1) ... [2023-11-28 23:32:55,245 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:32:55" (1/1) ... [2023-11-28 23:32:55,246 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:32:55" (1/1) ... [2023-11-28 23:32:55,249 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-28 23:32:55,250 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-28 23:32:55,250 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-28 23:32:55,251 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-28 23:32:55,251 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:32:55" (1/1) ... [2023-11-28 23:32:55,257 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-28 23:32:55,268 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3807a9c2-6454-43cb-bf2d-ed87ebdd1e82/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 23:32:55,281 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3807a9c2-6454-43cb-bf2d-ed87ebdd1e82/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-28 23:32:55,288 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3807a9c2-6454-43cb-bf2d-ed87ebdd1e82/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-28 23:32:55,320 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-11-28 23:32:55,320 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-11-28 23:32:55,320 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-28 23:32:55,320 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-28 23:32:55,320 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-28 23:32:55,321 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-28 23:32:55,321 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-28 23:32:55,321 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-28 23:32:55,321 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-28 23:32:55,321 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-28 23:32:55,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-28 23:32:55,323 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-28 23:32:55,447 INFO L241 CfgBuilder]: Building ICFG [2023-11-28 23:32:55,449 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-28 23:32:55,652 INFO L282 CfgBuilder]: Performing block encoding [2023-11-28 23:32:55,733 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-28 23:32:55,734 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-28 23:32:55,735 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:32:55 BoogieIcfgContainer [2023-11-28 23:32:55,735 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-28 23:32:55,738 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-28 23:32:55,738 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-28 23:32:55,741 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-28 23:32:55,742 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 11:32:54" (1/3) ... [2023-11-28 23:32:55,742 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69ecd4b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 11:32:55, skipping insertion in model container [2023-11-28 23:32:55,743 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:32:55" (2/3) ... [2023-11-28 23:32:55,743 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69ecd4b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 11:32:55, skipping insertion in model container [2023-11-28 23:32:55,743 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:32:55" (3/3) ... [2023-11-28 23:32:55,744 INFO L112 eAbstractionObserver]: Analyzing ICFG 06_ticket.i [2023-11-28 23:32:55,753 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-11-28 23:32:55,764 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-28 23:32:55,764 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 13 error locations. [2023-11-28 23:32:55,764 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-11-28 23:32:55,822 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-11-28 23:32:55,860 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 106 places, 111 transitions, 226 flow [2023-11-28 23:32:55,910 INFO L124 PetriNetUnfolderBase]: 9/122 cut-off events. [2023-11-28 23:32:55,910 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-11-28 23:32:55,916 INFO L83 FinitePrefix]: Finished finitePrefix Result has 126 conditions, 122 events. 9/122 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 146 event pairs, 0 based on Foata normal form. 0/98 useless extension candidates. Maximal degree in co-relation 97. Up to 4 conditions per place. [2023-11-28 23:32:55,917 INFO L82 GeneralOperation]: Start removeDead. Operand has 106 places, 111 transitions, 226 flow [2023-11-28 23:32:55,922 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 106 places, 111 transitions, 226 flow [2023-11-28 23:32:55,932 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-28 23:32:55,939 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;@adbcf30, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-28 23:32:55,939 INFO L358 AbstractCegarLoop]: Starting to check reachability of 27 error locations. [2023-11-28 23:32:55,950 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2023-11-28 23:32:55,950 INFO L124 PetriNetUnfolderBase]: 2/38 cut-off events. [2023-11-28 23:32:55,950 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-11-28 23:32:55,950 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-28 23:32:55,951 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] [2023-11-28 23:32:55,952 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err0ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2023-11-28 23:32:55,957 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 23:32:55,957 INFO L85 PathProgramCache]: Analyzing trace with hash -320205703, now seen corresponding path program 1 times [2023-11-28 23:32:55,967 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 23:32:55,967 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [419336770] [2023-11-28 23:32:55,968 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 23:32:55,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 23:32:56,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:32:56,147 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-28 23:32:56,148 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-28 23:32:56,148 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [419336770] [2023-11-28 23:32:56,149 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [419336770] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-28 23:32:56,149 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-28 23:32:56,149 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-11-28 23:32:56,151 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [678281229] [2023-11-28 23:32:56,152 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-28 23:32:56,160 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-28 23:32:56,166 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-28 23:32:56,191 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-28 23:32:56,191 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-28 23:32:56,193 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 96 out of 111 [2023-11-28 23:32:56,196 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 106 places, 111 transitions, 226 flow. Second operand has 2 states, 2 states have (on average 97.0) internal successors, (194), 2 states have internal predecessors, (194), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-28 23:32:56,197 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-28 23:32:56,197 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 96 of 111 [2023-11-28 23:32:56,198 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-28 23:32:56,231 INFO L124 PetriNetUnfolderBase]: 2/95 cut-off events. [2023-11-28 23:32:56,232 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2023-11-28 23:32:56,232 INFO L83 FinitePrefix]: Finished finitePrefix Result has 102 conditions, 95 events. 2/95 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 46 event pairs, 0 based on Foata normal form. 7/90 useless extension candidates. Maximal degree in co-relation 78. Up to 3 conditions per place. [2023-11-28 23:32:56,234 INFO L140 encePairwiseOnDemand]: 99/111 looper letters, 2 selfloop transitions, 0 changer transitions 0/91 dead transitions. [2023-11-28 23:32:56,234 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 93 places, 91 transitions, 190 flow [2023-11-28 23:32:56,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-28 23:32:56,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2023-11-28 23:32:56,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 206 transitions. [2023-11-28 23:32:56,248 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.9279279279279279 [2023-11-28 23:32:56,249 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 206 transitions. [2023-11-28 23:32:56,250 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 206 transitions. [2023-11-28 23:32:56,251 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-28 23:32:56,254 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 206 transitions. [2023-11-28 23:32:56,257 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 103.0) internal successors, (206), 2 states have internal predecessors, (206), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-28 23:32:56,262 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 111.0) internal successors, (333), 3 states have internal predecessors, (333), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-28 23:32:56,262 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 111.0) internal successors, (333), 3 states have internal predecessors, (333), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-28 23:32:56,264 INFO L175 Difference]: Start difference. First operand has 106 places, 111 transitions, 226 flow. Second operand 2 states and 206 transitions. [2023-11-28 23:32:56,265 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 93 places, 91 transitions, 190 flow [2023-11-28 23:32:56,268 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 93 places, 91 transitions, 190 flow, removed 0 selfloop flow, removed 0 redundant places. [2023-11-28 23:32:56,272 INFO L231 Difference]: Finished difference. Result has 93 places, 91 transitions, 186 flow [2023-11-28 23:32:56,274 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=111, PETRI_DIFFERENCE_MINUEND_FLOW=186, PETRI_DIFFERENCE_MINUEND_PLACES=92, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=91, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=91, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=186, PETRI_PLACES=93, PETRI_TRANSITIONS=91} [2023-11-28 23:32:56,277 INFO L281 CegarLoopForPetriNet]: 106 programPoint places, -13 predicate places. [2023-11-28 23:32:56,277 INFO L495 AbstractCegarLoop]: Abstraction has has 93 places, 91 transitions, 186 flow [2023-11-28 23:32:56,278 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 97.0) internal successors, (194), 2 states have internal predecessors, (194), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-28 23:32:56,278 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-28 23:32:56,278 INFO L208 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-28 23:32:56,278 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-28 23:32:56,279 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2023-11-28 23:32:56,279 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 23:32:56,279 INFO L85 PathProgramCache]: Analyzing trace with hash -387729543, now seen corresponding path program 1 times [2023-11-28 23:32:56,280 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 23:32:56,280 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1948575177] [2023-11-28 23:32:56,280 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 23:32:56,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 23:32:56,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-28 23:32:56,307 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-28 23:32:56,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-28 23:32:56,343 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-28 23:32:56,344 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-28 23:32:56,346 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (26 of 27 remaining) [2023-11-28 23:32:56,347 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (25 of 27 remaining) [2023-11-28 23:32:56,348 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (24 of 27 remaining) [2023-11-28 23:32:56,348 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (23 of 27 remaining) [2023-11-28 23:32:56,348 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (22 of 27 remaining) [2023-11-28 23:32:56,349 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (21 of 27 remaining) [2023-11-28 23:32:56,349 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (20 of 27 remaining) [2023-11-28 23:32:56,349 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONDATA_RACE (19 of 27 remaining) [2023-11-28 23:32:56,349 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err7ASSERT_VIOLATIONDATA_RACE (18 of 27 remaining) [2023-11-28 23:32:56,350 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err8ASSERT_VIOLATIONDATA_RACE (17 of 27 remaining) [2023-11-28 23:32:56,350 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err9ASSERT_VIOLATIONDATA_RACE (16 of 27 remaining) [2023-11-28 23:32:56,350 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err10ASSERT_VIOLATIONDATA_RACE (15 of 27 remaining) [2023-11-28 23:32:56,350 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err11ASSERT_VIOLATIONDATA_RACE (14 of 27 remaining) [2023-11-28 23:32:56,351 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err12ASSERT_VIOLATIONDATA_RACE (13 of 27 remaining) [2023-11-28 23:32:56,351 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (12 of 27 remaining) [2023-11-28 23:32:56,351 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (11 of 27 remaining) [2023-11-28 23:32:56,351 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (10 of 27 remaining) [2023-11-28 23:32:56,352 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (9 of 27 remaining) [2023-11-28 23:32:56,352 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (8 of 27 remaining) [2023-11-28 23:32:56,352 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (7 of 27 remaining) [2023-11-28 23:32:56,352 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONDATA_RACE (6 of 27 remaining) [2023-11-28 23:32:56,353 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err7ASSERT_VIOLATIONDATA_RACE (5 of 27 remaining) [2023-11-28 23:32:56,353 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err8ASSERT_VIOLATIONDATA_RACE (4 of 27 remaining) [2023-11-28 23:32:56,353 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err9ASSERT_VIOLATIONDATA_RACE (3 of 27 remaining) [2023-11-28 23:32:56,353 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err10ASSERT_VIOLATIONDATA_RACE (2 of 27 remaining) [2023-11-28 23:32:56,354 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err11ASSERT_VIOLATIONDATA_RACE (1 of 27 remaining) [2023-11-28 23:32:56,354 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err12ASSERT_VIOLATIONDATA_RACE (0 of 27 remaining) [2023-11-28 23:32:56,354 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-28 23:32:56,354 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2023-11-28 23:32:56,357 WARN L233 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2023-11-28 23:32:56,357 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2023-11-28 23:32:56,398 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-11-28 23:32:56,403 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 186 places, 196 transitions, 402 flow [2023-11-28 23:32:56,452 INFO L124 PetriNetUnfolderBase]: 17/220 cut-off events. [2023-11-28 23:32:56,452 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2023-11-28 23:32:56,456 INFO L83 FinitePrefix]: Finished finitePrefix Result has 228 conditions, 220 events. 17/220 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 509 event pairs, 0 based on Foata normal form. 0/174 useless extension candidates. Maximal degree in co-relation 181. Up to 6 conditions per place. [2023-11-28 23:32:56,457 INFO L82 GeneralOperation]: Start removeDead. Operand has 186 places, 196 transitions, 402 flow [2023-11-28 23:32:56,461 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 186 places, 196 transitions, 402 flow [2023-11-28 23:32:56,463 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-28 23:32:56,464 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;@adbcf30, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-28 23:32:56,464 INFO L358 AbstractCegarLoop]: Starting to check reachability of 40 error locations. [2023-11-28 23:32:56,470 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2023-11-28 23:32:56,470 INFO L124 PetriNetUnfolderBase]: 2/38 cut-off events. [2023-11-28 23:32:56,470 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-11-28 23:32:56,470 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-28 23:32:56,471 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] [2023-11-28 23:32:56,471 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err0ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 36 more)] === [2023-11-28 23:32:56,471 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 23:32:56,471 INFO L85 PathProgramCache]: Analyzing trace with hash 972243089, now seen corresponding path program 1 times [2023-11-28 23:32:56,472 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 23:32:56,472 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1029116503] [2023-11-28 23:32:56,472 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 23:32:56,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 23:32:56,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:32:56,514 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-28 23:32:56,515 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-28 23:32:56,515 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1029116503] [2023-11-28 23:32:56,515 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1029116503] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-28 23:32:56,515 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-28 23:32:56,515 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-11-28 23:32:56,516 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [543761230] [2023-11-28 23:32:56,516 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-28 23:32:56,516 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-28 23:32:56,516 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-28 23:32:56,517 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-28 23:32:56,517 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-28 23:32:56,518 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 168 out of 196 [2023-11-28 23:32:56,519 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 186 places, 196 transitions, 402 flow. Second operand has 2 states, 2 states have (on average 169.0) internal successors, (338), 2 states have internal predecessors, (338), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-28 23:32:56,519 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-28 23:32:56,519 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 168 of 196 [2023-11-28 23:32:56,519 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-28 23:32:56,581 INFO L124 PetriNetUnfolderBase]: 10/307 cut-off events. [2023-11-28 23:32:56,581 INFO L125 PetriNetUnfolderBase]: For 8/8 co-relation queries the response was YES. [2023-11-28 23:32:56,584 INFO L83 FinitePrefix]: Finished finitePrefix Result has 327 conditions, 307 events. 10/307 cut-off events. For 8/8 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 1041 event pairs, 2 based on Foata normal form. 23/282 useless extension candidates. Maximal degree in co-relation 219. Up to 9 conditions per place. [2023-11-28 23:32:56,586 INFO L140 encePairwiseOnDemand]: 174/196 looper letters, 4 selfloop transitions, 0 changer transitions 0/163 dead transitions. [2023-11-28 23:32:56,587 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 165 places, 163 transitions, 344 flow [2023-11-28 23:32:56,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-28 23:32:56,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2023-11-28 23:32:56,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 362 transitions. [2023-11-28 23:32:56,590 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.923469387755102 [2023-11-28 23:32:56,590 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 362 transitions. [2023-11-28 23:32:56,591 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 362 transitions. [2023-11-28 23:32:56,592 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-28 23:32:56,592 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 362 transitions. [2023-11-28 23:32:56,594 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 181.0) internal successors, (362), 2 states have internal predecessors, (362), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-28 23:32:56,597 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 196.0) internal successors, (588), 3 states have internal predecessors, (588), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-28 23:32:56,597 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 196.0) internal successors, (588), 3 states have internal predecessors, (588), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-28 23:32:56,598 INFO L175 Difference]: Start difference. First operand has 186 places, 196 transitions, 402 flow. Second operand 2 states and 362 transitions. [2023-11-28 23:32:56,598 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 165 places, 163 transitions, 344 flow [2023-11-28 23:32:56,600 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 165 places, 163 transitions, 344 flow, removed 0 selfloop flow, removed 0 redundant places. [2023-11-28 23:32:56,603 INFO L231 Difference]: Finished difference. Result has 165 places, 163 transitions, 336 flow [2023-11-28 23:32:56,603 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=196, PETRI_DIFFERENCE_MINUEND_FLOW=336, PETRI_DIFFERENCE_MINUEND_PLACES=164, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=163, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=163, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=336, PETRI_PLACES=165, PETRI_TRANSITIONS=163} [2023-11-28 23:32:56,604 INFO L281 CegarLoopForPetriNet]: 186 programPoint places, -21 predicate places. [2023-11-28 23:32:56,604 INFO L495 AbstractCegarLoop]: Abstraction has has 165 places, 163 transitions, 336 flow [2023-11-28 23:32:56,605 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 169.0) internal successors, (338), 2 states have internal predecessors, (338), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-28 23:32:56,605 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-28 23:32:56,605 INFO L208 CegarLoopForPetriNet]: trace histogram [3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-28 23:32:56,605 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-28 23:32:56,606 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 36 more)] === [2023-11-28 23:32:56,606 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 23:32:56,606 INFO L85 PathProgramCache]: Analyzing trace with hash -235566164, now seen corresponding path program 1 times [2023-11-28 23:32:56,606 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 23:32:56,606 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [626035077] [2023-11-28 23:32:56,606 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 23:32:56,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 23:32:56,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-28 23:32:56,628 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-28 23:32:56,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-28 23:32:56,660 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-28 23:32:56,660 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-28 23:32:56,660 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (39 of 40 remaining) [2023-11-28 23:32:56,661 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (38 of 40 remaining) [2023-11-28 23:32:56,661 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (37 of 40 remaining) [2023-11-28 23:32:56,661 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (36 of 40 remaining) [2023-11-28 23:32:56,661 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (35 of 40 remaining) [2023-11-28 23:32:56,662 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (34 of 40 remaining) [2023-11-28 23:32:56,662 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (33 of 40 remaining) [2023-11-28 23:32:56,662 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONDATA_RACE (32 of 40 remaining) [2023-11-28 23:32:56,662 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err7ASSERT_VIOLATIONDATA_RACE (31 of 40 remaining) [2023-11-28 23:32:56,662 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err8ASSERT_VIOLATIONDATA_RACE (30 of 40 remaining) [2023-11-28 23:32:56,663 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err9ASSERT_VIOLATIONDATA_RACE (29 of 40 remaining) [2023-11-28 23:32:56,663 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err10ASSERT_VIOLATIONDATA_RACE (28 of 40 remaining) [2023-11-28 23:32:56,663 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err11ASSERT_VIOLATIONDATA_RACE (27 of 40 remaining) [2023-11-28 23:32:56,663 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err12ASSERT_VIOLATIONDATA_RACE (26 of 40 remaining) [2023-11-28 23:32:56,663 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (25 of 40 remaining) [2023-11-28 23:32:56,664 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (24 of 40 remaining) [2023-11-28 23:32:56,664 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (23 of 40 remaining) [2023-11-28 23:32:56,664 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (22 of 40 remaining) [2023-11-28 23:32:56,664 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (21 of 40 remaining) [2023-11-28 23:32:56,665 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (20 of 40 remaining) [2023-11-28 23:32:56,665 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONDATA_RACE (19 of 40 remaining) [2023-11-28 23:32:56,665 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err7ASSERT_VIOLATIONDATA_RACE (18 of 40 remaining) [2023-11-28 23:32:56,665 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err8ASSERT_VIOLATIONDATA_RACE (17 of 40 remaining) [2023-11-28 23:32:56,666 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err9ASSERT_VIOLATIONDATA_RACE (16 of 40 remaining) [2023-11-28 23:32:56,666 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err10ASSERT_VIOLATIONDATA_RACE (15 of 40 remaining) [2023-11-28 23:32:56,666 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err11ASSERT_VIOLATIONDATA_RACE (14 of 40 remaining) [2023-11-28 23:32:56,666 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err12ASSERT_VIOLATIONDATA_RACE (13 of 40 remaining) [2023-11-28 23:32:56,667 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (12 of 40 remaining) [2023-11-28 23:32:56,667 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (11 of 40 remaining) [2023-11-28 23:32:56,667 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (10 of 40 remaining) [2023-11-28 23:32:56,667 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (9 of 40 remaining) [2023-11-28 23:32:56,668 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (8 of 40 remaining) [2023-11-28 23:32:56,668 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (7 of 40 remaining) [2023-11-28 23:32:56,668 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONDATA_RACE (6 of 40 remaining) [2023-11-28 23:32:56,669 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err7ASSERT_VIOLATIONDATA_RACE (5 of 40 remaining) [2023-11-28 23:32:56,669 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err8ASSERT_VIOLATIONDATA_RACE (4 of 40 remaining) [2023-11-28 23:32:56,669 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err9ASSERT_VIOLATIONDATA_RACE (3 of 40 remaining) [2023-11-28 23:32:56,669 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err10ASSERT_VIOLATIONDATA_RACE (2 of 40 remaining) [2023-11-28 23:32:56,670 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err11ASSERT_VIOLATIONDATA_RACE (1 of 40 remaining) [2023-11-28 23:32:56,670 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err12ASSERT_VIOLATIONDATA_RACE (0 of 40 remaining) [2023-11-28 23:32:56,670 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-11-28 23:32:56,670 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2023-11-28 23:32:56,671 WARN L233 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2023-11-28 23:32:56,671 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2023-11-28 23:32:56,716 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-11-28 23:32:56,721 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 266 places, 281 transitions, 580 flow [2023-11-28 23:32:56,788 INFO L124 PetriNetUnfolderBase]: 25/318 cut-off events. [2023-11-28 23:32:56,788 INFO L125 PetriNetUnfolderBase]: For 7/7 co-relation queries the response was YES. [2023-11-28 23:32:56,794 INFO L83 FinitePrefix]: Finished finitePrefix Result has 331 conditions, 318 events. 25/318 cut-off events. For 7/7 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 1005 event pairs, 0 based on Foata normal form. 0/250 useless extension candidates. Maximal degree in co-relation 265. Up to 8 conditions per place. [2023-11-28 23:32:56,794 INFO L82 GeneralOperation]: Start removeDead. Operand has 266 places, 281 transitions, 580 flow [2023-11-28 23:32:56,800 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 266 places, 281 transitions, 580 flow [2023-11-28 23:32:56,802 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-28 23:32:56,803 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;@adbcf30, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-28 23:32:56,803 INFO L358 AbstractCegarLoop]: Starting to check reachability of 53 error locations. [2023-11-28 23:32:56,806 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2023-11-28 23:32:56,806 INFO L124 PetriNetUnfolderBase]: 2/38 cut-off events. [2023-11-28 23:32:56,807 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-11-28 23:32:56,807 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-28 23:32:56,807 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] [2023-11-28 23:32:56,807 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err0ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 49 more)] === [2023-11-28 23:32:56,807 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 23:32:56,808 INFO L85 PathProgramCache]: Analyzing trace with hash -1841826658, now seen corresponding path program 1 times [2023-11-28 23:32:56,808 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 23:32:56,808 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1053271964] [2023-11-28 23:32:56,808 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 23:32:56,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 23:32:56,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:32:56,840 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-28 23:32:56,841 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-28 23:32:56,841 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1053271964] [2023-11-28 23:32:56,841 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1053271964] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-28 23:32:56,841 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-28 23:32:56,841 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-11-28 23:32:56,841 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [498877020] [2023-11-28 23:32:56,842 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-28 23:32:56,842 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-28 23:32:56,842 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-28 23:32:56,843 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-28 23:32:56,843 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-28 23:32:56,845 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 240 out of 281 [2023-11-28 23:32:56,846 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 266 places, 281 transitions, 580 flow. Second operand has 2 states, 2 states have (on average 241.0) internal successors, (482), 2 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) [2023-11-28 23:32:56,846 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-28 23:32:56,846 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 240 of 281 [2023-11-28 23:32:56,846 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-28 23:32:56,961 INFO L124 PetriNetUnfolderBase]: 32/789 cut-off events. [2023-11-28 23:32:56,961 INFO L125 PetriNetUnfolderBase]: For 34/34 co-relation queries the response was YES. [2023-11-28 23:32:56,967 INFO L83 FinitePrefix]: Finished finitePrefix Result has 842 conditions, 789 events. 32/789 cut-off events. For 34/34 co-relation queries the response was YES. Maximal size of possible extension queue 21. Compared 4751 event pairs, 10 based on Foata normal form. 63/720 useless extension candidates. Maximal degree in co-relation 500. Up to 25 conditions per place. [2023-11-28 23:32:56,972 INFO L140 encePairwiseOnDemand]: 249/281 looper letters, 6 selfloop transitions, 0 changer transitions 0/235 dead transitions. [2023-11-28 23:32:56,972 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 237 places, 235 transitions, 500 flow [2023-11-28 23:32:56,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-28 23:32:56,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2023-11-28 23:32:56,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 518 transitions. [2023-11-28 23:32:56,975 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.9217081850533808 [2023-11-28 23:32:56,975 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 518 transitions. [2023-11-28 23:32:56,976 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 518 transitions. [2023-11-28 23:32:56,976 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-28 23:32:56,976 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 518 transitions. [2023-11-28 23:32:56,978 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 259.0) internal successors, (518), 2 states have internal predecessors, (518), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-28 23:32:56,981 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 281.0) internal successors, (843), 3 states have internal predecessors, (843), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-28 23:32:56,982 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 281.0) internal successors, (843), 3 states have internal predecessors, (843), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-28 23:32:56,982 INFO L175 Difference]: Start difference. First operand has 266 places, 281 transitions, 580 flow. Second operand 2 states and 518 transitions. [2023-11-28 23:32:56,982 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 237 places, 235 transitions, 500 flow [2023-11-28 23:32:56,984 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 237 places, 235 transitions, 498 flow, removed 1 selfloop flow, removed 0 redundant places. [2023-11-28 23:32:56,988 INFO L231 Difference]: Finished difference. Result has 237 places, 235 transitions, 486 flow [2023-11-28 23:32:56,989 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=281, PETRI_DIFFERENCE_MINUEND_FLOW=486, PETRI_DIFFERENCE_MINUEND_PLACES=236, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=235, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=235, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=486, PETRI_PLACES=237, PETRI_TRANSITIONS=235} [2023-11-28 23:32:56,990 INFO L281 CegarLoopForPetriNet]: 266 programPoint places, -29 predicate places. [2023-11-28 23:32:56,990 INFO L495 AbstractCegarLoop]: Abstraction has has 237 places, 235 transitions, 486 flow [2023-11-28 23:32:56,991 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 241.0) internal successors, (482), 2 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) [2023-11-28 23:32:56,991 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-28 23:32:56,991 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] [2023-11-28 23:32:56,991 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-11-28 23:32:56,991 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting thr1Err5ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 49 more)] === [2023-11-28 23:32:56,992 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 23:32:56,992 INFO L85 PathProgramCache]: Analyzing trace with hash 915062842, now seen corresponding path program 1 times [2023-11-28 23:32:56,992 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 23:32:56,992 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [197353342] [2023-11-28 23:32:56,992 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 23:32:56,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 23:32:57,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:32:57,054 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-28 23:32:57,054 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-28 23:32:57,055 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [197353342] [2023-11-28 23:32:57,055 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [197353342] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-28 23:32:57,055 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-28 23:32:57,055 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-28 23:32:57,055 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1916336350] [2023-11-28 23:32:57,055 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-28 23:32:57,056 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-28 23:32:57,056 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-28 23:32:57,057 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-28 23:32:57,057 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-28 23:32:57,112 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 219 out of 281 [2023-11-28 23:32:57,113 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 237 places, 235 transitions, 486 flow. Second operand has 3 states, 3 states have (on average 220.33333333333334) internal successors, (661), 3 states have internal predecessors, (661), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-28 23:32:57,113 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-28 23:32:57,113 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 219 of 281 [2023-11-28 23:32:57,113 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-28 23:32:58,218 INFO L124 PetriNetUnfolderBase]: 1088/6967 cut-off events. [2023-11-28 23:32:58,219 INFO L125 PetriNetUnfolderBase]: For 214/214 co-relation queries the response was YES. [2023-11-28 23:32:58,246 INFO L83 FinitePrefix]: Finished finitePrefix Result has 8836 conditions, 6967 events. 1088/6967 cut-off events. For 214/214 co-relation queries the response was YES. Maximal size of possible extension queue 134. Compared 70051 event pairs, 439 based on Foata normal form. 0/5874 useless extension candidates. Maximal degree in co-relation 8830. Up to 1297 conditions per place. [2023-11-28 23:32:58,284 INFO L140 encePairwiseOnDemand]: 257/281 looper letters, 29 selfloop transitions, 18 changer transitions 0/255 dead transitions. [2023-11-28 23:32:58,284 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 239 places, 255 transitions, 630 flow [2023-11-28 23:32:58,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-28 23:32:58,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-28 23:32:58,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 710 transitions. [2023-11-28 23:32:58,287 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.8422301304863582 [2023-11-28 23:32:58,287 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 710 transitions. [2023-11-28 23:32:58,288 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 710 transitions. [2023-11-28 23:32:58,288 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-28 23:32:58,288 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 710 transitions. [2023-11-28 23:32:58,290 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 236.66666666666666) internal successors, (710), 3 states have internal predecessors, (710), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-28 23:32:58,292 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 281.0) internal successors, (1124), 4 states have internal predecessors, (1124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-28 23:32:58,293 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 281.0) internal successors, (1124), 4 states have internal predecessors, (1124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-28 23:32:58,293 INFO L175 Difference]: Start difference. First operand has 237 places, 235 transitions, 486 flow. Second operand 3 states and 710 transitions. [2023-11-28 23:32:58,293 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 239 places, 255 transitions, 630 flow [2023-11-28 23:32:58,295 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 239 places, 255 transitions, 630 flow, removed 0 selfloop flow, removed 0 redundant places. [2023-11-28 23:32:58,298 INFO L231 Difference]: Finished difference. Result has 241 places, 253 transitions, 642 flow [2023-11-28 23:32:58,298 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=281, PETRI_DIFFERENCE_MINUEND_FLOW=486, PETRI_DIFFERENCE_MINUEND_PLACES=237, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=235, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=217, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=642, PETRI_PLACES=241, PETRI_TRANSITIONS=253} [2023-11-28 23:32:58,299 INFO L281 CegarLoopForPetriNet]: 266 programPoint places, -25 predicate places. [2023-11-28 23:32:58,299 INFO L495 AbstractCegarLoop]: Abstraction has has 241 places, 253 transitions, 642 flow [2023-11-28 23:32:58,300 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 220.33333333333334) internal successors, (661), 3 states have internal predecessors, (661), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-28 23:32:58,300 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-28 23:32:58,300 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] [2023-11-28 23:32:58,300 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-11-28 23:32:58,301 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting thr1Err6ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 49 more)] === [2023-11-28 23:32:58,301 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 23:32:58,301 INFO L85 PathProgramCache]: Analyzing trace with hash 2014552729, now seen corresponding path program 1 times [2023-11-28 23:32:58,301 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 23:32:58,301 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1143740754] [2023-11-28 23:32:58,301 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 23:32:58,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 23:32:58,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:32:58,344 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-28 23:32:58,345 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-28 23:32:58,345 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1143740754] [2023-11-28 23:32:58,345 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1143740754] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-28 23:32:58,345 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-28 23:32:58,345 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-28 23:32:58,345 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1270217429] [2023-11-28 23:32:58,346 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-28 23:32:58,346 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-28 23:32:58,346 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-28 23:32:58,347 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-28 23:32:58,347 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-28 23:32:58,412 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 207 out of 281 [2023-11-28 23:32:58,413 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 241 places, 253 transitions, 642 flow. Second operand has 3 states, 3 states have (on average 208.33333333333334) internal successors, (625), 3 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) [2023-11-28 23:32:58,413 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-28 23:32:58,414 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 207 of 281 [2023-11-28 23:32:58,414 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-28 23:33:03,161 INFO L124 PetriNetUnfolderBase]: 7827/37248 cut-off events. [2023-11-28 23:33:03,161 INFO L125 PetriNetUnfolderBase]: For 2896/2948 co-relation queries the response was YES. [2023-11-28 23:33:03,310 INFO L83 FinitePrefix]: Finished finitePrefix Result has 56109 conditions, 37248 events. 7827/37248 cut-off events. For 2896/2948 co-relation queries the response was YES. Maximal size of possible extension queue 931. Compared 517301 event pairs, 3086 based on Foata normal form. 0/32653 useless extension candidates. Maximal degree in co-relation 56101. Up to 7652 conditions per place. [2023-11-28 23:33:03,444 INFO L140 encePairwiseOnDemand]: 248/281 looper letters, 50 selfloop transitions, 24 changer transitions 0/285 dead transitions. [2023-11-28 23:33:03,444 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 243 places, 285 transitions, 882 flow [2023-11-28 23:33:03,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-28 23:33:03,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-28 23:33:03,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 698 transitions. [2023-11-28 23:33:03,447 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.8279952550415184 [2023-11-28 23:33:03,447 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 698 transitions. [2023-11-28 23:33:03,447 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 698 transitions. [2023-11-28 23:33:03,448 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-28 23:33:03,448 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 698 transitions. [2023-11-28 23:33:03,451 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 232.66666666666666) internal successors, (698), 3 states have internal predecessors, (698), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-28 23:33:03,453 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 281.0) internal successors, (1124), 4 states have internal predecessors, (1124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-28 23:33:03,455 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 281.0) internal successors, (1124), 4 states have internal predecessors, (1124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-28 23:33:03,455 INFO L175 Difference]: Start difference. First operand has 241 places, 253 transitions, 642 flow. Second operand 3 states and 698 transitions. [2023-11-28 23:33:03,455 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 243 places, 285 transitions, 882 flow [2023-11-28 23:33:03,647 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 241 places, 285 transitions, 840 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-11-28 23:33:03,650 INFO L231 Difference]: Finished difference. Result has 243 places, 277 transitions, 816 flow [2023-11-28 23:33:03,651 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=281, PETRI_DIFFERENCE_MINUEND_FLOW=606, PETRI_DIFFERENCE_MINUEND_PLACES=239, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=253, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=229, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=816, PETRI_PLACES=243, PETRI_TRANSITIONS=277} [2023-11-28 23:33:03,652 INFO L281 CegarLoopForPetriNet]: 266 programPoint places, -23 predicate places. [2023-11-28 23:33:03,652 INFO L495 AbstractCegarLoop]: Abstraction has has 243 places, 277 transitions, 816 flow [2023-11-28 23:33:03,652 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 208.33333333333334) internal successors, (625), 3 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) [2023-11-28 23:33:03,652 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-28 23:33:03,653 INFO L208 CegarLoopForPetriNet]: trace histogram [4, 4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-28 23:33:03,653 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-11-28 23:33:03,653 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 49 more)] === [2023-11-28 23:33:03,653 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 23:33:03,653 INFO L85 PathProgramCache]: Analyzing trace with hash -1681147176, now seen corresponding path program 1 times [2023-11-28 23:33:03,653 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 23:33:03,653 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1564029447] [2023-11-28 23:33:03,654 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 23:33:03,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 23:33:03,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-28 23:33:03,670 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-28 23:33:03,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-28 23:33:03,688 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-28 23:33:03,688 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-28 23:33:03,688 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (52 of 53 remaining) [2023-11-28 23:33:03,689 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (51 of 53 remaining) [2023-11-28 23:33:03,689 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (50 of 53 remaining) [2023-11-28 23:33:03,689 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (49 of 53 remaining) [2023-11-28 23:33:03,689 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (48 of 53 remaining) [2023-11-28 23:33:03,689 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (47 of 53 remaining) [2023-11-28 23:33:03,690 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (46 of 53 remaining) [2023-11-28 23:33:03,690 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONDATA_RACE (45 of 53 remaining) [2023-11-28 23:33:03,690 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err7ASSERT_VIOLATIONDATA_RACE (44 of 53 remaining) [2023-11-28 23:33:03,690 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err8ASSERT_VIOLATIONDATA_RACE (43 of 53 remaining) [2023-11-28 23:33:03,690 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err9ASSERT_VIOLATIONDATA_RACE (42 of 53 remaining) [2023-11-28 23:33:03,690 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err10ASSERT_VIOLATIONDATA_RACE (41 of 53 remaining) [2023-11-28 23:33:03,691 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err11ASSERT_VIOLATIONDATA_RACE (40 of 53 remaining) [2023-11-28 23:33:03,691 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err12ASSERT_VIOLATIONDATA_RACE (39 of 53 remaining) [2023-11-28 23:33:03,691 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (38 of 53 remaining) [2023-11-28 23:33:03,691 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (37 of 53 remaining) [2023-11-28 23:33:03,691 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (36 of 53 remaining) [2023-11-28 23:33:03,691 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (35 of 53 remaining) [2023-11-28 23:33:03,691 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (34 of 53 remaining) [2023-11-28 23:33:03,691 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (33 of 53 remaining) [2023-11-28 23:33:03,692 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONDATA_RACE (32 of 53 remaining) [2023-11-28 23:33:03,692 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err7ASSERT_VIOLATIONDATA_RACE (31 of 53 remaining) [2023-11-28 23:33:03,692 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err8ASSERT_VIOLATIONDATA_RACE (30 of 53 remaining) [2023-11-28 23:33:03,692 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err9ASSERT_VIOLATIONDATA_RACE (29 of 53 remaining) [2023-11-28 23:33:03,692 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err10ASSERT_VIOLATIONDATA_RACE (28 of 53 remaining) [2023-11-28 23:33:03,692 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err11ASSERT_VIOLATIONDATA_RACE (27 of 53 remaining) [2023-11-28 23:33:03,692 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err12ASSERT_VIOLATIONDATA_RACE (26 of 53 remaining) [2023-11-28 23:33:03,692 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (25 of 53 remaining) [2023-11-28 23:33:03,693 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (24 of 53 remaining) [2023-11-28 23:33:03,693 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (23 of 53 remaining) [2023-11-28 23:33:03,693 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (22 of 53 remaining) [2023-11-28 23:33:03,693 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (21 of 53 remaining) [2023-11-28 23:33:03,693 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (20 of 53 remaining) [2023-11-28 23:33:03,693 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONDATA_RACE (19 of 53 remaining) [2023-11-28 23:33:03,693 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err7ASSERT_VIOLATIONDATA_RACE (18 of 53 remaining) [2023-11-28 23:33:03,693 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err8ASSERT_VIOLATIONDATA_RACE (17 of 53 remaining) [2023-11-28 23:33:03,694 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err9ASSERT_VIOLATIONDATA_RACE (16 of 53 remaining) [2023-11-28 23:33:03,694 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err10ASSERT_VIOLATIONDATA_RACE (15 of 53 remaining) [2023-11-28 23:33:03,694 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err11ASSERT_VIOLATIONDATA_RACE (14 of 53 remaining) [2023-11-28 23:33:03,694 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err12ASSERT_VIOLATIONDATA_RACE (13 of 53 remaining) [2023-11-28 23:33:03,694 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (12 of 53 remaining) [2023-11-28 23:33:03,694 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (11 of 53 remaining) [2023-11-28 23:33:03,694 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (10 of 53 remaining) [2023-11-28 23:33:03,694 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (9 of 53 remaining) [2023-11-28 23:33:03,695 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (8 of 53 remaining) [2023-11-28 23:33:03,695 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (7 of 53 remaining) [2023-11-28 23:33:03,695 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONDATA_RACE (6 of 53 remaining) [2023-11-28 23:33:03,695 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err7ASSERT_VIOLATIONDATA_RACE (5 of 53 remaining) [2023-11-28 23:33:03,695 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err8ASSERT_VIOLATIONDATA_RACE (4 of 53 remaining) [2023-11-28 23:33:03,695 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err9ASSERT_VIOLATIONDATA_RACE (3 of 53 remaining) [2023-11-28 23:33:03,695 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err10ASSERT_VIOLATIONDATA_RACE (2 of 53 remaining) [2023-11-28 23:33:03,695 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err11ASSERT_VIOLATIONDATA_RACE (1 of 53 remaining) [2023-11-28 23:33:03,696 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err12ASSERT_VIOLATIONDATA_RACE (0 of 53 remaining) [2023-11-28 23:33:03,696 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-11-28 23:33:03,696 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2023-11-28 23:33:03,697 WARN L233 ceAbstractionStarter]: 3 thread instances were not sufficient, I will increase this number and restart the analysis [2023-11-28 23:33:03,697 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 4 thread instances. [2023-11-28 23:33:03,741 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-11-28 23:33:03,745 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 346 places, 366 transitions, 760 flow [2023-11-28 23:33:03,809 INFO L124 PetriNetUnfolderBase]: 33/416 cut-off events. [2023-11-28 23:33:03,809 INFO L125 PetriNetUnfolderBase]: For 16/16 co-relation queries the response was YES. [2023-11-28 23:33:03,815 INFO L83 FinitePrefix]: Finished finitePrefix Result has 435 conditions, 416 events. 33/416 cut-off events. For 16/16 co-relation queries the response was YES. Maximal size of possible extension queue 17. Compared 1558 event pairs, 0 based on Foata normal form. 0/326 useless extension candidates. Maximal degree in co-relation 349. Up to 10 conditions per place. [2023-11-28 23:33:03,815 INFO L82 GeneralOperation]: Start removeDead. Operand has 346 places, 366 transitions, 760 flow [2023-11-28 23:33:03,820 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 346 places, 366 transitions, 760 flow [2023-11-28 23:33:03,821 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-28 23:33:03,822 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;@adbcf30, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-28 23:33:03,822 INFO L358 AbstractCegarLoop]: Starting to check reachability of 66 error locations. [2023-11-28 23:33:03,825 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2023-11-28 23:33:03,825 INFO L124 PetriNetUnfolderBase]: 2/38 cut-off events. [2023-11-28 23:33:03,825 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-11-28 23:33:03,825 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-28 23:33:03,825 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] [2023-11-28 23:33:03,826 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err0ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 62 more)] === [2023-11-28 23:33:03,826 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 23:33:03,826 INFO L85 PathProgramCache]: Analyzing trace with hash 502572960, now seen corresponding path program 1 times [2023-11-28 23:33:03,826 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 23:33:03,826 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [626482832] [2023-11-28 23:33:03,826 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 23:33:03,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 23:33:03,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:33:03,842 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-28 23:33:03,842 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-28 23:33:03,842 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [626482832] [2023-11-28 23:33:03,842 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [626482832] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-28 23:33:03,842 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-28 23:33:03,842 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-11-28 23:33:03,843 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [212606182] [2023-11-28 23:33:03,843 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-28 23:33:03,843 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-28 23:33:03,843 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-28 23:33:03,844 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-28 23:33:03,844 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-28 23:33:03,845 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 312 out of 366 [2023-11-28 23:33:03,846 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 346 places, 366 transitions, 760 flow. Second operand has 2 states, 2 states have (on average 313.0) internal successors, (626), 2 states have internal predecessors, (626), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-28 23:33:03,846 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-28 23:33:03,846 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 312 of 366 [2023-11-28 23:33:03,846 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-28 23:33:04,230 INFO L124 PetriNetUnfolderBase]: 86/1815 cut-off events. [2023-11-28 23:33:04,230 INFO L125 PetriNetUnfolderBase]: For 117/117 co-relation queries the response was YES. [2023-11-28 23:33:04,245 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1949 conditions, 1815 events. 86/1815 cut-off events. For 117/117 co-relation queries the response was YES. Maximal size of possible extension queue 45. Compared 14954 event pairs, 34 based on Foata normal form. 159/1662 useless extension candidates. Maximal degree in co-relation 1065. Up to 65 conditions per place. [2023-11-28 23:33:04,253 INFO L140 encePairwiseOnDemand]: 324/366 looper letters, 8 selfloop transitions, 0 changer transitions 0/307 dead transitions. [2023-11-28 23:33:04,253 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 309 places, 307 transitions, 658 flow [2023-11-28 23:33:04,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-28 23:33:04,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2023-11-28 23:33:04,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 674 transitions. [2023-11-28 23:33:04,256 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.9207650273224044 [2023-11-28 23:33:04,256 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 674 transitions. [2023-11-28 23:33:04,256 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 674 transitions. [2023-11-28 23:33:04,257 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-28 23:33:04,257 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 674 transitions. [2023-11-28 23:33:04,258 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 337.0) internal successors, (674), 2 states have internal predecessors, (674), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-28 23:33:04,260 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 366.0) internal successors, (1098), 3 states have internal predecessors, (1098), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-28 23:33:04,260 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 366.0) internal successors, (1098), 3 states have internal predecessors, (1098), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-28 23:33:04,260 INFO L175 Difference]: Start difference. First operand has 346 places, 366 transitions, 760 flow. Second operand 2 states and 674 transitions. [2023-11-28 23:33:04,261 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 309 places, 307 transitions, 658 flow [2023-11-28 23:33:04,262 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 309 places, 307 transitions, 652 flow, removed 3 selfloop flow, removed 0 redundant places. [2023-11-28 23:33:04,265 INFO L231 Difference]: Finished difference. Result has 309 places, 307 transitions, 636 flow [2023-11-28 23:33:04,266 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=366, PETRI_DIFFERENCE_MINUEND_FLOW=636, PETRI_DIFFERENCE_MINUEND_PLACES=308, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=307, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=307, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=636, PETRI_PLACES=309, PETRI_TRANSITIONS=307} [2023-11-28 23:33:04,266 INFO L281 CegarLoopForPetriNet]: 346 programPoint places, -37 predicate places. [2023-11-28 23:33:04,267 INFO L495 AbstractCegarLoop]: Abstraction has has 309 places, 307 transitions, 636 flow [2023-11-28 23:33:04,267 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 313.0) internal successors, (626), 2 states have internal predecessors, (626), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-28 23:33:04,267 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-28 23:33:04,267 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] [2023-11-28 23:33:04,268 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2023-11-28 23:33:04,268 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting thr1Err5ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 62 more)] === [2023-11-28 23:33:04,268 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 23:33:04,268 INFO L85 PathProgramCache]: Analyzing trace with hash -1320685510, now seen corresponding path program 1 times [2023-11-28 23:33:04,268 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 23:33:04,268 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [302494163] [2023-11-28 23:33:04,268 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 23:33:04,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 23:33:04,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:33:04,299 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-28 23:33:04,300 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-28 23:33:04,300 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [302494163] [2023-11-28 23:33:04,300 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [302494163] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-28 23:33:04,300 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-28 23:33:04,300 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-28 23:33:04,300 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1855237195] [2023-11-28 23:33:04,300 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-28 23:33:04,301 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-28 23:33:04,301 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-28 23:33:04,301 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-28 23:33:04,301 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-28 23:33:04,346 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 284 out of 366 [2023-11-28 23:33:04,348 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 309 places, 307 transitions, 636 flow. Second operand has 3 states, 3 states have (on average 285.3333333333333) internal successors, (856), 3 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) [2023-11-28 23:33:04,348 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-28 23:33:04,348 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 284 of 366 [2023-11-28 23:33:04,348 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-28 23:33:13,445 INFO L124 PetriNetUnfolderBase]: 15440/66543 cut-off events. [2023-11-28 23:33:13,445 INFO L125 PetriNetUnfolderBase]: For 2056/2056 co-relation queries the response was YES. [2023-11-28 23:33:13,875 INFO L83 FinitePrefix]: Finished finitePrefix Result has 89663 conditions, 66543 events. 15440/66543 cut-off events. For 2056/2056 co-relation queries the response was YES. Maximal size of possible extension queue 1175. Compared 936863 event pairs, 6393 based on Foata normal form. 0/55952 useless extension candidates. Maximal degree in co-relation 89656. Up to 16154 conditions per place. [2023-11-28 23:33:14,363 INFO L140 encePairwiseOnDemand]: 334/366 looper letters, 39 selfloop transitions, 24 changer transitions 0/334 dead transitions. [2023-11-28 23:33:14,363 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 311 places, 334 transitions, 831 flow [2023-11-28 23:33:14,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-28 23:33:14,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-28 23:33:14,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 923 transitions. [2023-11-28 23:33:14,366 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.8406193078324226 [2023-11-28 23:33:14,366 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 923 transitions. [2023-11-28 23:33:14,366 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 923 transitions. [2023-11-28 23:33:14,366 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-28 23:33:14,366 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 923 transitions. [2023-11-28 23:33:14,369 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 307.6666666666667) internal successors, (923), 3 states have internal predecessors, (923), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-28 23:33:14,371 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 366.0) internal successors, (1464), 4 states have internal predecessors, (1464), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-28 23:33:14,372 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 366.0) internal successors, (1464), 4 states have internal predecessors, (1464), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-28 23:33:14,372 INFO L175 Difference]: Start difference. First operand has 309 places, 307 transitions, 636 flow. Second operand 3 states and 923 transitions. [2023-11-28 23:33:14,372 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 311 places, 334 transitions, 831 flow [2023-11-28 23:33:14,374 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 311 places, 334 transitions, 831 flow, removed 0 selfloop flow, removed 0 redundant places. [2023-11-28 23:33:14,377 INFO L231 Difference]: Finished difference. Result has 313 places, 331 transitions, 844 flow [2023-11-28 23:33:14,378 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=366, PETRI_DIFFERENCE_MINUEND_FLOW=636, PETRI_DIFFERENCE_MINUEND_PLACES=309, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=307, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=283, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=844, PETRI_PLACES=313, PETRI_TRANSITIONS=331} [2023-11-28 23:33:14,378 INFO L281 CegarLoopForPetriNet]: 346 programPoint places, -33 predicate places. [2023-11-28 23:33:14,379 INFO L495 AbstractCegarLoop]: Abstraction has has 313 places, 331 transitions, 844 flow [2023-11-28 23:33:14,379 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 285.3333333333333) internal successors, (856), 3 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) [2023-11-28 23:33:14,379 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-28 23:33:14,379 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] [2023-11-28 23:33:14,379 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2023-11-28 23:33:14,380 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting thr1Err6ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 62 more)] === [2023-11-28 23:33:14,380 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 23:33:14,380 INFO L85 PathProgramCache]: Analyzing trace with hash -242470119, now seen corresponding path program 1 times [2023-11-28 23:33:14,380 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 23:33:14,380 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1337560653] [2023-11-28 23:33:14,380 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 23:33:14,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 23:33:14,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:33:14,410 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-28 23:33:14,411 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-28 23:33:14,411 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1337560653] [2023-11-28 23:33:14,411 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1337560653] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-28 23:33:14,411 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-28 23:33:14,411 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-28 23:33:14,411 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [746352440] [2023-11-28 23:33:14,411 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-28 23:33:14,412 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-28 23:33:14,412 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-28 23:33:14,412 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-28 23:33:14,413 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-28 23:33:14,485 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 268 out of 366 [2023-11-28 23:33:14,487 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 313 places, 331 transitions, 844 flow. Second operand has 3 states, 3 states have (on average 269.3333333333333) internal successors, (808), 3 states have internal predecessors, (808), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-28 23:33:14,487 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-28 23:33:14,487 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 268 of 366 [2023-11-28 23:33:14,487 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-28 23:33:19,277 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([1167] L693-->L703: Formula: (and (let ((.cse1 (mod (mod (+ v_~next_ticket~0_64 1) 4294967296) 3))) (let ((.cse0 (= .cse1 (mod v_~now_serving~0_22 4294967296)))) (or (and (not .cse0) (= .cse1 v_~next_ticket~0_63) (= v_~next_ticket~0_64 |v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13|)) (and .cse0 (= |v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_6| |v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_5|) (= 3 |v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13|) (= |v_#race~next_ticket~0_99| 0) (= v_~next_ticket~0_64 v_~next_ticket~0_63))))) (= |v_#race~now_serving~0_29| 0)) InVars {~now_serving~0=v_~now_serving~0_22, ~next_ticket~0=v_~next_ticket~0_64, thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1=|v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_5|} OutVars{~now_serving~0=v_~now_serving~0_22, ~next_ticket~0=v_~next_ticket~0_63, thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_~value~0#1=|v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13|, #race~now_serving~0=|v_#race~now_serving~0_29|, #race~next_ticket~0=|v_#race~next_ticket~0_99|, thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1=|v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_6|} AuxVars[] AssignedVars[~next_ticket~0, thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_~value~0#1, #race~now_serving~0, #race~next_ticket~0, thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1][152], [Black: 352#true, 283#L713-2true, 349#true, 273#L734-5true, 214#L728true, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 244#L713-1true, 354#(= |#race~now_serving~0| 0), thr1Thread3of4ForFork0InUse, 98#L703true, 360#(= |#race~c~0| 0), thr1Thread4of4ForFork0InUse]) [2023-11-28 23:33:19,278 INFO L294 olderBase$Statistics]: this new event has 107 ancestors and is cut-off event [2023-11-28 23:33:19,278 INFO L297 olderBase$Statistics]: existing Event has 103 ancestors and is cut-off event [2023-11-28 23:33:19,278 INFO L297 olderBase$Statistics]: existing Event has 103 ancestors and is cut-off event [2023-11-28 23:33:19,278 INFO L297 olderBase$Statistics]: existing Event has 103 ancestors and is cut-off event [2023-11-28 23:33:19,601 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([1251] L693-->L703: Formula: (and (= |v_#race~now_serving~0_29| 0) (let ((.cse1 (mod (mod (+ v_~next_ticket~0_64 1) 4294967296) 3))) (let ((.cse0 (= .cse1 (mod v_~now_serving~0_22 4294967296)))) (or (and (= v_~next_ticket~0_64 |v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13|) (not .cse0) (= .cse1 v_~next_ticket~0_63)) (and (= 3 |v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13|) .cse0 (= |v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_6| |v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_5|) (= |v_#race~next_ticket~0_99| 0) (= v_~next_ticket~0_64 v_~next_ticket~0_63)))))) InVars {~now_serving~0=v_~now_serving~0_22, thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1=|v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_5|, ~next_ticket~0=v_~next_ticket~0_64} OutVars{~now_serving~0=v_~now_serving~0_22, ~next_ticket~0=v_~next_ticket~0_63, thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_~value~0#1=|v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13|, thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1=|v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_6|, #race~now_serving~0=|v_#race~now_serving~0_29|, #race~next_ticket~0=|v_#race~next_ticket~0_99|} AuxVars[] AssignedVars[~next_ticket~0, thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_~value~0#1, thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1, #race~now_serving~0, #race~next_ticket~0][193], [Black: 352#true, 349#true, 109#L703true, 273#L734-5true, 214#L728true, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 244#L713-1true, 354#(= |#race~now_serving~0| 0), thr1Thread3of4ForFork0InUse, 360#(= |#race~c~0| 0), 129#L713-2true, thr1Thread4of4ForFork0InUse]) [2023-11-28 23:33:19,601 INFO L294 olderBase$Statistics]: this new event has 103 ancestors and is cut-off event [2023-11-28 23:33:19,601 INFO L297 olderBase$Statistics]: existing Event has 107 ancestors and is cut-off event [2023-11-28 23:33:19,601 INFO L297 olderBase$Statistics]: existing Event has 103 ancestors and is cut-off event [2023-11-28 23:33:19,602 INFO L297 olderBase$Statistics]: existing Event has 103 ancestors and is cut-off event [2023-11-28 23:33:20,067 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([1335] L693-->L703: Formula: (and (= |v_#race~now_serving~0_29| 0) (let ((.cse1 (mod (mod (+ v_~next_ticket~0_64 1) 4294967296) 3))) (let ((.cse0 (= .cse1 (mod v_~now_serving~0_22 4294967296)))) (or (and (= |v_thr1Thread1of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_6| |v_thr1Thread1of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_5|) .cse0 (= 3 |v_thr1Thread1of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13|) (= |v_#race~next_ticket~0_99| 0) (= v_~next_ticket~0_64 v_~next_ticket~0_63)) (and (= v_~next_ticket~0_64 |v_thr1Thread1of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13|) (not .cse0) (= .cse1 v_~next_ticket~0_63)))))) InVars {~now_serving~0=v_~now_serving~0_22, ~next_ticket~0=v_~next_ticket~0_64, thr1Thread1of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1=|v_thr1Thread1of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_5|} OutVars{~now_serving~0=v_~now_serving~0_22, ~next_ticket~0=v_~next_ticket~0_63, thr1Thread1of4ForFork0_fetch_and_increment__next_ticket_~value~0#1=|v_thr1Thread1of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13|, #race~now_serving~0=|v_#race~now_serving~0_29|, #race~next_ticket~0=|v_#race~next_ticket~0_99|, thr1Thread1of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1=|v_thr1Thread1of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_6|} AuxVars[] AssignedVars[~next_ticket~0, thr1Thread1of4ForFork0_fetch_and_increment__next_ticket_~value~0#1, #race~now_serving~0, #race~next_ticket~0, thr1Thread1of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1][109], [Black: 352#true, 283#L713-2true, 349#true, 84#L728true, 239#L703true, 273#L734-5true, 324#L713-1true, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 354#(= |#race~now_serving~0| 0), thr1Thread3of4ForFork0InUse, 360#(= |#race~c~0| 0), thr1Thread4of4ForFork0InUse]) [2023-11-28 23:33:20,067 INFO L294 olderBase$Statistics]: this new event has 103 ancestors and is cut-off event [2023-11-28 23:33:20,067 INFO L297 olderBase$Statistics]: existing Event has 103 ancestors and is cut-off event [2023-11-28 23:33:20,068 INFO L297 olderBase$Statistics]: existing Event has 103 ancestors and is cut-off event [2023-11-28 23:33:20,068 INFO L297 olderBase$Statistics]: existing Event has 107 ancestors and is cut-off event [2023-11-28 23:33:20,205 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([1251] L693-->L703: Formula: (and (= |v_#race~now_serving~0_29| 0) (let ((.cse1 (mod (mod (+ v_~next_ticket~0_64 1) 4294967296) 3))) (let ((.cse0 (= .cse1 (mod v_~now_serving~0_22 4294967296)))) (or (and (= v_~next_ticket~0_64 |v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13|) (not .cse0) (= .cse1 v_~next_ticket~0_63)) (and (= 3 |v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13|) .cse0 (= |v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_6| |v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_5|) (= |v_#race~next_ticket~0_99| 0) (= v_~next_ticket~0_64 v_~next_ticket~0_63)))))) InVars {~now_serving~0=v_~now_serving~0_22, thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1=|v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_5|, ~next_ticket~0=v_~next_ticket~0_64} OutVars{~now_serving~0=v_~now_serving~0_22, ~next_ticket~0=v_~next_ticket~0_63, thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_~value~0#1=|v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13|, thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1=|v_thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_6|, #race~now_serving~0=|v_#race~now_serving~0_29|, #race~next_ticket~0=|v_#race~next_ticket~0_99|} AuxVars[] AssignedVars[~next_ticket~0, thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_~value~0#1, thr1Thread4of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1, #race~now_serving~0, #race~next_ticket~0][193], [Black: 352#true, 349#true, 109#L703true, 273#L734-5true, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 244#L713-1true, 354#(= |#race~now_serving~0| 0), thr1Thread3of4ForFork0InUse, 360#(= |#race~c~0| 0), 129#L713-2true, thr1Thread4of4ForFork0InUse, 258#L728-1true]) [2023-11-28 23:33:20,206 INFO L294 olderBase$Statistics]: this new event has 104 ancestors and is cut-off event [2023-11-28 23:33:20,206 INFO L297 olderBase$Statistics]: existing Event has 108 ancestors and is cut-off event [2023-11-28 23:33:20,206 INFO L297 olderBase$Statistics]: existing Event has 104 ancestors and is cut-off event [2023-11-28 23:33:20,206 INFO L297 olderBase$Statistics]: existing Event has 104 ancestors and is cut-off event [2023-11-28 23:33:20,244 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([1167] L693-->L703: Formula: (and (let ((.cse1 (mod (mod (+ v_~next_ticket~0_64 1) 4294967296) 3))) (let ((.cse0 (= .cse1 (mod v_~now_serving~0_22 4294967296)))) (or (and (not .cse0) (= .cse1 v_~next_ticket~0_63) (= v_~next_ticket~0_64 |v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13|)) (and .cse0 (= |v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_6| |v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_5|) (= 3 |v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13|) (= |v_#race~next_ticket~0_99| 0) (= v_~next_ticket~0_64 v_~next_ticket~0_63))))) (= |v_#race~now_serving~0_29| 0)) InVars {~now_serving~0=v_~now_serving~0_22, ~next_ticket~0=v_~next_ticket~0_64, thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1=|v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_5|} OutVars{~now_serving~0=v_~now_serving~0_22, ~next_ticket~0=v_~next_ticket~0_63, thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_~value~0#1=|v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13|, #race~now_serving~0=|v_#race~now_serving~0_29|, #race~next_ticket~0=|v_#race~next_ticket~0_99|, thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1=|v_thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_6|} AuxVars[] AssignedVars[~next_ticket~0, thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_~value~0#1, #race~now_serving~0, #race~next_ticket~0, thr1Thread3of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1][152], [Black: 352#true, 283#L713-2true, 349#true, 273#L734-5true, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 244#L713-1true, 354#(= |#race~now_serving~0| 0), thr1Thread3of4ForFork0InUse, 98#L703true, 360#(= |#race~c~0| 0), thr1Thread4of4ForFork0InUse, 258#L728-1true]) [2023-11-28 23:33:20,244 INFO L294 olderBase$Statistics]: this new event has 104 ancestors and is cut-off event [2023-11-28 23:33:20,244 INFO L297 olderBase$Statistics]: existing Event has 108 ancestors and is cut-off event [2023-11-28 23:33:20,244 INFO L297 olderBase$Statistics]: existing Event has 104 ancestors and is cut-off event [2023-11-28 23:33:20,244 INFO L297 olderBase$Statistics]: existing Event has 104 ancestors and is cut-off event [2023-11-28 23:33:20,481 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([1335] L693-->L703: Formula: (and (= |v_#race~now_serving~0_29| 0) (let ((.cse1 (mod (mod (+ v_~next_ticket~0_64 1) 4294967296) 3))) (let ((.cse0 (= .cse1 (mod v_~now_serving~0_22 4294967296)))) (or (and (= |v_thr1Thread1of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_6| |v_thr1Thread1of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_5|) .cse0 (= 3 |v_thr1Thread1of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13|) (= |v_#race~next_ticket~0_99| 0) (= v_~next_ticket~0_64 v_~next_ticket~0_63)) (and (= v_~next_ticket~0_64 |v_thr1Thread1of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13|) (not .cse0) (= .cse1 v_~next_ticket~0_63)))))) InVars {~now_serving~0=v_~now_serving~0_22, ~next_ticket~0=v_~next_ticket~0_64, thr1Thread1of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1=|v_thr1Thread1of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_5|} OutVars{~now_serving~0=v_~now_serving~0_22, ~next_ticket~0=v_~next_ticket~0_63, thr1Thread1of4ForFork0_fetch_and_increment__next_ticket_~value~0#1=|v_thr1Thread1of4ForFork0_fetch_and_increment__next_ticket_~value~0#1_13|, #race~now_serving~0=|v_#race~now_serving~0_29|, #race~next_ticket~0=|v_#race~next_ticket~0_99|, thr1Thread1of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1=|v_thr1Thread1of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1_6|} AuxVars[] AssignedVars[~next_ticket~0, thr1Thread1of4ForFork0_fetch_and_increment__next_ticket_~value~0#1, #race~now_serving~0, #race~next_ticket~0, thr1Thread1of4ForFork0_fetch_and_increment__next_ticket_#t~nondet3#1][109], [Black: 352#true, 283#L713-2true, 349#true, 239#L703true, 273#L734-5true, 155#L728-1true, 324#L713-1true, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 354#(= |#race~now_serving~0| 0), thr1Thread3of4ForFork0InUse, 360#(= |#race~c~0| 0), thr1Thread4of4ForFork0InUse]) [2023-11-28 23:33:20,481 INFO L294 olderBase$Statistics]: this new event has 104 ancestors and is cut-off event [2023-11-28 23:33:20,481 INFO L297 olderBase$Statistics]: existing Event has 104 ancestors and is cut-off event [2023-11-28 23:33:20,481 INFO L297 olderBase$Statistics]: existing Event has 104 ancestors and is cut-off event [2023-11-28 23:33:20,481 INFO L297 olderBase$Statistics]: existing Event has 108 ancestors and is cut-off event [2023-11-28 23:33:20,868 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([1269] L726-->L726-1: Formula: (= |v_#race~c~0_1| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_1|} AuxVars[] AssignedVars[#race~c~0][270], [132#L726-1true, Black: 352#true, 349#true, 239#L703true, 273#L734-5true, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 67#L727-2true, 354#(= |#race~now_serving~0| 0), thr1Thread3of4ForFork0InUse, 360#(= |#race~c~0| 0), 129#L713-2true, thr1Thread4of4ForFork0InUse]) [2023-11-28 23:33:20,868 INFO L294 olderBase$Statistics]: this new event has 105 ancestors and is cut-off event [2023-11-28 23:33:20,868 INFO L297 olderBase$Statistics]: existing Event has 105 ancestors and is cut-off event [2023-11-28 23:33:20,868 INFO L297 olderBase$Statistics]: existing Event has 105 ancestors and is cut-off event [2023-11-28 23:33:20,868 INFO L297 olderBase$Statistics]: existing Event has 107 ancestors and is cut-off event [2023-11-28 23:33:21,350 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([1185] L726-->L726-1: Formula: (= |v_#race~c~0_1| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_1|} AuxVars[] AssignedVars[#race~c~0][231], [Black: 352#true, 41#L713-1true, 349#true, 273#L734-5true, 311#L726-1true, 214#L728true, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 96#L703true, 354#(= |#race~now_serving~0| 0), thr1Thread3of4ForFork0InUse, 360#(= |#race~c~0| 0), thr1Thread4of4ForFork0InUse]) [2023-11-28 23:33:21,350 INFO L294 olderBase$Statistics]: this new event has 106 ancestors and is cut-off event [2023-11-28 23:33:21,350 INFO L297 olderBase$Statistics]: existing Event has 108 ancestors and is cut-off event [2023-11-28 23:33:21,351 INFO L297 olderBase$Statistics]: existing Event has 106 ancestors and is cut-off event [2023-11-28 23:33:21,351 INFO L297 olderBase$Statistics]: existing Event has 106 ancestors and is cut-off event [2023-11-28 23:33:21,785 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([1185] L726-->L726-1: Formula: (= |v_#race~c~0_1| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_1|} AuxVars[] AssignedVars[#race~c~0][231], [Black: 352#true, 41#L713-1true, 349#true, 273#L734-5true, 311#L726-1true, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 96#L703true, 354#(= |#race~now_serving~0| 0), thr1Thread3of4ForFork0InUse, 360#(= |#race~c~0| 0), thr1Thread4of4ForFork0InUse, 258#L728-1true]) [2023-11-28 23:33:21,785 INFO L294 olderBase$Statistics]: this new event has 107 ancestors and is cut-off event [2023-11-28 23:33:21,786 INFO L297 olderBase$Statistics]: existing Event has 107 ancestors and is cut-off event [2023-11-28 23:33:21,786 INFO L297 olderBase$Statistics]: existing Event has 107 ancestors and is cut-off event [2023-11-28 23:33:21,786 INFO L297 olderBase$Statistics]: existing Event has 109 ancestors and is cut-off event [2023-11-28 23:33:21,889 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([1269] L726-->L726-1: Formula: (= |v_#race~c~0_1| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_1|} AuxVars[] AssignedVars[#race~c~0][270], [132#L726-1true, Black: 352#true, 349#true, 84#L728true, 239#L703true, 273#L734-5true, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 354#(= |#race~now_serving~0| 0), thr1Thread3of4ForFork0InUse, 360#(= |#race~c~0| 0), 129#L713-2true, thr1Thread4of4ForFork0InUse]) [2023-11-28 23:33:21,889 INFO L294 olderBase$Statistics]: this new event has 107 ancestors and is cut-off event [2023-11-28 23:33:21,889 INFO L297 olderBase$Statistics]: existing Event has 107 ancestors and is cut-off event [2023-11-28 23:33:21,889 INFO L297 olderBase$Statistics]: existing Event has 107 ancestors and is cut-off event [2023-11-28 23:33:21,889 INFO L297 olderBase$Statistics]: existing Event has 109 ancestors and is cut-off event [2023-11-28 23:33:22,432 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([1269] L726-->L726-1: Formula: (= |v_#race~c~0_1| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_1|} AuxVars[] AssignedVars[#race~c~0][270], [132#L726-1true, Black: 352#true, 349#true, 273#L734-5true, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 96#L703true, 354#(= |#race~now_serving~0| 0), thr1Thread3of4ForFork0InUse, 360#(= |#race~c~0| 0), 129#L713-2true, thr1Thread4of4ForFork0InUse, 258#L728-1true]) [2023-11-28 23:33:22,433 INFO L294 olderBase$Statistics]: this new event has 108 ancestors and is cut-off event [2023-11-28 23:33:22,433 INFO L297 olderBase$Statistics]: existing Event has 108 ancestors and is cut-off event [2023-11-28 23:33:22,433 INFO L297 olderBase$Statistics]: existing Event has 108 ancestors and is cut-off event [2023-11-28 23:33:22,433 INFO L297 olderBase$Statistics]: existing Event has 108 ancestors and is cut-off event [2023-11-28 23:33:22,553 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([1269] L726-->L726-1: Formula: (= |v_#race~c~0_1| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_1|} AuxVars[] AssignedVars[#race~c~0][270], [132#L726-1true, Black: 352#true, 349#true, 239#L703true, 155#L728-1true, 273#L734-5true, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 354#(= |#race~now_serving~0| 0), thr1Thread3of4ForFork0InUse, 360#(= |#race~c~0| 0), 129#L713-2true, thr1Thread4of4ForFork0InUse]) [2023-11-28 23:33:22,553 INFO L294 olderBase$Statistics]: this new event has 108 ancestors and is cut-off event [2023-11-28 23:33:22,553 INFO L297 olderBase$Statistics]: existing Event has 108 ancestors and is cut-off event [2023-11-28 23:33:22,553 INFO L297 olderBase$Statistics]: existing Event has 108 ancestors and is cut-off event [2023-11-28 23:33:22,553 INFO L297 olderBase$Statistics]: existing Event has 110 ancestors and is cut-off event [2023-11-28 23:33:31,208 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([1185] L726-->L726-1: Formula: (= |v_#race~c~0_1| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_1|} AuxVars[] AssignedVars[#race~c~0][231], [Black: 352#true, 41#L713-1true, 349#true, 273#L734-5true, 311#L726-1true, 214#L728true, thr1Thread1of4ForFork0InUse, 282#L726-1true, thr1Thread2of4ForFork0InUse, 354#(= |#race~now_serving~0| 0), thr1Thread3of4ForFork0InUse, 360#(= |#race~c~0| 0), thr1Thread4of4ForFork0InUse]) [2023-11-28 23:33:31,208 INFO L294 olderBase$Statistics]: this new event has 118 ancestors and is cut-off event [2023-11-28 23:33:31,209 INFO L297 olderBase$Statistics]: existing Event has 118 ancestors and is cut-off event [2023-11-28 23:33:31,209 INFO L297 olderBase$Statistics]: existing Event has 120 ancestors and is cut-off event [2023-11-28 23:33:31,209 INFO L297 olderBase$Statistics]: existing Event has 118 ancestors and is cut-off event [2023-11-28 23:33:32,359 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([1185] L726-->L726-1: Formula: (= |v_#race~c~0_1| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_1|} AuxVars[] AssignedVars[#race~c~0][231], [Black: 352#true, 41#L713-1true, 349#true, 273#L734-5true, 311#L726-1true, 214#L728true, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 28#L726-2true, 354#(= |#race~now_serving~0| 0), thr1Thread3of4ForFork0InUse, 360#(= |#race~c~0| 0), thr1Thread4of4ForFork0InUse]) [2023-11-28 23:33:32,360 INFO L294 olderBase$Statistics]: this new event has 119 ancestors and is cut-off event [2023-11-28 23:33:32,360 INFO L297 olderBase$Statistics]: existing Event has 119 ancestors and is cut-off event [2023-11-28 23:33:32,360 INFO L297 olderBase$Statistics]: existing Event has 121 ancestors and is cut-off event [2023-11-28 23:33:32,360 INFO L297 olderBase$Statistics]: existing Event has 119 ancestors and is cut-off event [2023-11-28 23:33:32,369 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([1185] L726-->L726-1: Formula: (= |v_#race~c~0_1| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_1|} AuxVars[] AssignedVars[#race~c~0][231], [Black: 352#true, 41#L713-1true, 349#true, 273#L734-5true, 311#L726-1true, thr1Thread1of4ForFork0InUse, 282#L726-1true, thr1Thread2of4ForFork0InUse, 354#(= |#race~now_serving~0| 0), thr1Thread3of4ForFork0InUse, 360#(= |#race~c~0| 0), thr1Thread4of4ForFork0InUse, 258#L728-1true]) [2023-11-28 23:33:32,369 INFO L294 olderBase$Statistics]: this new event has 119 ancestors and is cut-off event [2023-11-28 23:33:32,369 INFO L297 olderBase$Statistics]: existing Event has 121 ancestors and is cut-off event [2023-11-28 23:33:32,369 INFO L297 olderBase$Statistics]: existing Event has 119 ancestors and is cut-off event [2023-11-28 23:33:32,369 INFO L297 olderBase$Statistics]: existing Event has 119 ancestors and is cut-off event [2023-11-28 23:33:33,525 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([1185] L726-->L726-1: Formula: (= |v_#race~c~0_1| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_1|} AuxVars[] AssignedVars[#race~c~0][231], [Black: 352#true, 41#L713-1true, 349#true, 273#L734-5true, 311#L726-1true, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 28#L726-2true, 354#(= |#race~now_serving~0| 0), thr1Thread3of4ForFork0InUse, 360#(= |#race~c~0| 0), thr1Thread4of4ForFork0InUse, 258#L728-1true]) [2023-11-28 23:33:33,526 INFO L294 olderBase$Statistics]: this new event has 120 ancestors and is cut-off event [2023-11-28 23:33:33,526 INFO L297 olderBase$Statistics]: existing Event has 122 ancestors and is cut-off event [2023-11-28 23:33:33,526 INFO L297 olderBase$Statistics]: existing Event has 120 ancestors and is cut-off event [2023-11-28 23:33:33,526 INFO L297 olderBase$Statistics]: existing Event has 120 ancestors and is cut-off event [2023-11-28 23:33:50,434 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([1269] L726-->L726-1: Formula: (= |v_#race~c~0_1| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_1|} AuxVars[] AssignedVars[#race~c~0][270], [132#L726-1true, Black: 352#true, 349#true, 187#L721-1true, 239#L703true, 273#L734-5true, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 67#L727-2true, 354#(= |#race~now_serving~0| 0), thr1Thread3of4ForFork0InUse, 360#(= |#race~c~0| 0), thr1Thread4of4ForFork0InUse]) [2023-11-28 23:33:50,434 INFO L294 olderBase$Statistics]: this new event has 130 ancestors and is cut-off event [2023-11-28 23:33:50,434 INFO L297 olderBase$Statistics]: existing Event has 132 ancestors and is cut-off event [2023-11-28 23:33:50,435 INFO L297 olderBase$Statistics]: existing Event has 130 ancestors and is cut-off event [2023-11-28 23:33:50,435 INFO L297 olderBase$Statistics]: existing Event has 130 ancestors and is cut-off event [2023-11-28 23:33:52,258 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([1269] L726-->L726-1: Formula: (= |v_#race~c~0_1| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_1|} AuxVars[] AssignedVars[#race~c~0][270], [132#L726-1true, Black: 352#true, 349#true, 187#L721-1true, 273#L734-5true, 214#L728true, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 96#L703true, 354#(= |#race~now_serving~0| 0), thr1Thread3of4ForFork0InUse, 360#(= |#race~c~0| 0), thr1Thread4of4ForFork0InUse]) [2023-11-28 23:33:52,259 INFO L294 olderBase$Statistics]: this new event has 132 ancestors and is cut-off event [2023-11-28 23:33:52,259 INFO L297 olderBase$Statistics]: existing Event has 132 ancestors and is cut-off event [2023-11-28 23:33:52,259 INFO L297 olderBase$Statistics]: existing Event has 132 ancestors and is cut-off event [2023-11-28 23:33:52,259 INFO L297 olderBase$Statistics]: existing Event has 132 ancestors and is cut-off event [2023-11-28 23:33:52,456 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([1269] L726-->L726-1: Formula: (= |v_#race~c~0_1| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_1|} AuxVars[] AssignedVars[#race~c~0][270], [132#L726-1true, Black: 352#true, 349#true, 84#L728true, 187#L721-1true, 239#L703true, 273#L734-5true, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 354#(= |#race~now_serving~0| 0), thr1Thread3of4ForFork0InUse, 360#(= |#race~c~0| 0), thr1Thread4of4ForFork0InUse]) [2023-11-28 23:33:52,456 INFO L294 olderBase$Statistics]: this new event has 132 ancestors and is cut-off event [2023-11-28 23:33:52,456 INFO L297 olderBase$Statistics]: existing Event has 132 ancestors and is cut-off event [2023-11-28 23:33:52,456 INFO L297 olderBase$Statistics]: existing Event has 134 ancestors and is cut-off event [2023-11-28 23:33:52,456 INFO L297 olderBase$Statistics]: existing Event has 132 ancestors and is cut-off event [2023-11-28 23:33:56,044 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([1269] L726-->L726-1: Formula: (= |v_#race~c~0_1| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_1|} AuxVars[] AssignedVars[#race~c~0][270], [132#L726-1true, Black: 352#true, 349#true, 187#L721-1true, 273#L734-5true, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 96#L703true, 354#(= |#race~now_serving~0| 0), thr1Thread3of4ForFork0InUse, 360#(= |#race~c~0| 0), thr1Thread4of4ForFork0InUse, 258#L728-1true]) [2023-11-28 23:33:56,045 INFO L294 olderBase$Statistics]: this new event has 133 ancestors and is cut-off event [2023-11-28 23:33:56,045 INFO L297 olderBase$Statistics]: existing Event has 133 ancestors and is cut-off event [2023-11-28 23:33:56,045 INFO L297 olderBase$Statistics]: existing Event has 133 ancestors and is cut-off event [2023-11-28 23:33:56,045 INFO L297 olderBase$Statistics]: existing Event has 133 ancestors and is cut-off event [2023-11-28 23:33:56,326 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([1269] L726-->L726-1: Formula: (= |v_#race~c~0_1| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_1|} AuxVars[] AssignedVars[#race~c~0][270], [132#L726-1true, Black: 352#true, 349#true, 187#L721-1true, 239#L703true, 155#L728-1true, 273#L734-5true, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 354#(= |#race~now_serving~0| 0), thr1Thread3of4ForFork0InUse, 360#(= |#race~c~0| 0), thr1Thread4of4ForFork0InUse]) [2023-11-28 23:33:56,326 INFO L294 olderBase$Statistics]: this new event has 133 ancestors and is cut-off event [2023-11-28 23:33:56,327 INFO L297 olderBase$Statistics]: existing Event has 135 ancestors and is cut-off event [2023-11-28 23:33:56,327 INFO L297 olderBase$Statistics]: existing Event has 133 ancestors and is cut-off event [2023-11-28 23:33:56,327 INFO L297 olderBase$Statistics]: existing Event has 133 ancestors and is cut-off event [2023-11-28 23:34:19,974 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([1269] L726-->L726-1: Formula: (= |v_#race~c~0_1| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_1|} AuxVars[] AssignedVars[#race~c~0][270], [132#L726-1true, Black: 352#true, 349#true, 187#L721-1true, 273#L734-5true, 214#L728true, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 282#L726-1true, 354#(= |#race~now_serving~0| 0), thr1Thread3of4ForFork0InUse, 360#(= |#race~c~0| 0), thr1Thread4of4ForFork0InUse]) [2023-11-28 23:34:19,974 INFO L294 olderBase$Statistics]: this new event has 144 ancestors and is cut-off event [2023-11-28 23:34:19,974 INFO L297 olderBase$Statistics]: existing Event has 144 ancestors and is cut-off event [2023-11-28 23:34:19,974 INFO L297 olderBase$Statistics]: existing Event has 144 ancestors and is cut-off event [2023-11-28 23:34:19,974 INFO L297 olderBase$Statistics]: existing Event has 144 ancestors and is cut-off event [2023-11-28 23:34:21,426 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([1353] L726-->L726-1: Formula: (= |v_#race~c~0_1| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_1|} AuxVars[] AssignedVars[#race~c~0][201], [201#thr1Err5ASSERT_VIOLATIONDATA_RACEtrue, 30#L721-6true, Black: 352#true, 349#true, 273#L734-5true, 194#L726-1true, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, thr1Thread3of4ForFork0InUse, 354#(= |#race~now_serving~0| 0), 360#(= |#race~c~0| 0), thr1Thread4of4ForFork0InUse, 226#L727-2true]) [2023-11-28 23:34:21,426 INFO L294 olderBase$Statistics]: this new event has 144 ancestors and is cut-off event [2023-11-28 23:34:21,426 INFO L297 olderBase$Statistics]: existing Event has 144 ancestors and is cut-off event [2023-11-28 23:34:21,426 INFO L297 olderBase$Statistics]: existing Event has 144 ancestors and is cut-off event [2023-11-28 23:34:21,426 INFO L297 olderBase$Statistics]: existing Event has 144 ancestors and is cut-off event [2023-11-28 23:34:21,434 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([1437] L726-->L726-1: Formula: (= |v_#race~c~0_1| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_1|} AuxVars[] AssignedVars[#race~c~0][196], [30#L721-6true, Black: 352#true, 349#true, 273#L734-5true, thr1Thread1of4ForFork0InUse, 282#L726-1true, thr1Thread2of4ForFork0InUse, 35#thr1Err5ASSERT_VIOLATIONDATA_RACEtrue, 354#(= |#race~now_serving~0| 0), thr1Thread3of4ForFork0InUse, 360#(= |#race~c~0| 0), thr1Thread4of4ForFork0InUse, 226#L727-2true]) [2023-11-28 23:34:21,434 INFO L294 olderBase$Statistics]: this new event has 144 ancestors and is cut-off event [2023-11-28 23:34:21,434 INFO L297 olderBase$Statistics]: existing Event has 144 ancestors and is cut-off event [2023-11-28 23:34:21,434 INFO L297 olderBase$Statistics]: existing Event has 144 ancestors and is cut-off event [2023-11-28 23:34:21,434 INFO L297 olderBase$Statistics]: existing Event has 144 ancestors and is cut-off event [2023-11-28 23:34:22,275 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([1269] L726-->L726-1: Formula: (= |v_#race~c~0_1| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_1|} AuxVars[] AssignedVars[#race~c~0][270], [132#L726-1true, Black: 352#true, 349#true, 187#L721-1true, 273#L734-5true, 214#L728true, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 28#L726-2true, 354#(= |#race~now_serving~0| 0), thr1Thread3of4ForFork0InUse, 360#(= |#race~c~0| 0), thr1Thread4of4ForFork0InUse]) [2023-11-28 23:34:22,275 INFO L294 olderBase$Statistics]: this new event has 145 ancestors and is cut-off event [2023-11-28 23:34:22,275 INFO L297 olderBase$Statistics]: existing Event has 145 ancestors and is cut-off event [2023-11-28 23:34:22,275 INFO L297 olderBase$Statistics]: existing Event has 145 ancestors and is cut-off event [2023-11-28 23:34:22,275 INFO L297 olderBase$Statistics]: existing Event has 145 ancestors and is cut-off event [2023-11-28 23:34:22,342 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([1269] L726-->L726-1: Formula: (= |v_#race~c~0_1| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_1|} AuxVars[] AssignedVars[#race~c~0][270], [132#L726-1true, Black: 352#true, 349#true, 187#L721-1true, 273#L734-5true, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 282#L726-1true, 354#(= |#race~now_serving~0| 0), thr1Thread3of4ForFork0InUse, 360#(= |#race~c~0| 0), thr1Thread4of4ForFork0InUse, 258#L728-1true]) [2023-11-28 23:34:22,342 INFO L294 olderBase$Statistics]: this new event has 145 ancestors and is cut-off event [2023-11-28 23:34:22,342 INFO L297 olderBase$Statistics]: existing Event has 145 ancestors and is cut-off event [2023-11-28 23:34:22,342 INFO L297 olderBase$Statistics]: existing Event has 145 ancestors and is cut-off event [2023-11-28 23:34:22,342 INFO L297 olderBase$Statistics]: existing Event has 145 ancestors and is cut-off event [2023-11-28 23:34:24,665 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([1269] L726-->L726-1: Formula: (= |v_#race~c~0_1| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_1|} AuxVars[] AssignedVars[#race~c~0][270], [132#L726-1true, Black: 352#true, 349#true, 187#L721-1true, 273#L734-5true, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 28#L726-2true, 354#(= |#race~now_serving~0| 0), thr1Thread3of4ForFork0InUse, 360#(= |#race~c~0| 0), thr1Thread4of4ForFork0InUse, 258#L728-1true]) [2023-11-28 23:34:24,665 INFO L294 olderBase$Statistics]: this new event has 146 ancestors and is cut-off event [2023-11-28 23:34:24,665 INFO L297 olderBase$Statistics]: existing Event has 146 ancestors and is cut-off event [2023-11-28 23:34:24,666 INFO L297 olderBase$Statistics]: existing Event has 146 ancestors and is cut-off event [2023-11-28 23:34:24,666 INFO L297 olderBase$Statistics]: existing Event has 146 ancestors and is cut-off event [2023-11-28 23:34:25,607 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([1437] L726-->L726-1: Formula: (= |v_#race~c~0_1| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_1|} AuxVars[] AssignedVars[#race~c~0][196], [Black: 352#true, 349#true, 300#L721-6true, 273#L734-5true, 214#L728true, thr1Thread1of4ForFork0InUse, 282#L726-1true, thr1Thread2of4ForFork0InUse, thr1Thread3of4ForFork0InUse, 354#(= |#race~now_serving~0| 0), 360#(= |#race~c~0| 0), thr1Thread4of4ForFork0InUse, 142#thr1Err5ASSERT_VIOLATIONDATA_RACEtrue]) [2023-11-28 23:34:25,608 INFO L294 olderBase$Statistics]: this new event has 146 ancestors and is cut-off event [2023-11-28 23:34:25,608 INFO L297 olderBase$Statistics]: existing Event has 146 ancestors and is cut-off event [2023-11-28 23:34:25,608 INFO L297 olderBase$Statistics]: existing Event has 146 ancestors and is cut-off event [2023-11-28 23:34:25,608 INFO L297 olderBase$Statistics]: existing Event has 146 ancestors and is cut-off event [2023-11-28 23:34:25,608 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([1437] L726-->L726-1: Formula: (= |v_#race~c~0_1| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_1|} AuxVars[] AssignedVars[#race~c~0][196], [30#L721-6true, Black: 352#true, 349#true, 66#thr1Err5ASSERT_VIOLATIONDATA_RACEtrue, 273#L734-5true, 214#L728true, thr1Thread1of4ForFork0InUse, 282#L726-1true, thr1Thread2of4ForFork0InUse, 354#(= |#race~now_serving~0| 0), thr1Thread3of4ForFork0InUse, 360#(= |#race~c~0| 0), thr1Thread4of4ForFork0InUse]) [2023-11-28 23:34:25,608 INFO L294 olderBase$Statistics]: this new event has 146 ancestors and is cut-off event [2023-11-28 23:34:25,608 INFO L297 olderBase$Statistics]: existing Event has 146 ancestors and is cut-off event [2023-11-28 23:34:25,608 INFO L297 olderBase$Statistics]: existing Event has 146 ancestors and is cut-off event [2023-11-28 23:34:25,608 INFO L297 olderBase$Statistics]: existing Event has 146 ancestors and is cut-off event [2023-11-28 23:34:25,796 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([1353] L726-->L726-1: Formula: (= |v_#race~c~0_1| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_1|} AuxVars[] AssignedVars[#race~c~0][201], [201#thr1Err5ASSERT_VIOLATIONDATA_RACEtrue, 30#L721-6true, 220#L728true, Black: 352#true, 349#true, 273#L734-5true, 194#L726-1true, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 354#(= |#race~now_serving~0| 0), thr1Thread3of4ForFork0InUse, 360#(= |#race~c~0| 0), thr1Thread4of4ForFork0InUse]) [2023-11-28 23:34:25,796 INFO L294 olderBase$Statistics]: this new event has 146 ancestors and is cut-off event [2023-11-28 23:34:25,797 INFO L297 olderBase$Statistics]: existing Event has 146 ancestors and is cut-off event [2023-11-28 23:34:25,797 INFO L297 olderBase$Statistics]: existing Event has 146 ancestors and is cut-off event [2023-11-28 23:34:25,797 INFO L297 olderBase$Statistics]: existing Event has 146 ancestors and is cut-off event [2023-11-28 23:34:25,800 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([1437] L726-->L726-1: Formula: (= |v_#race~c~0_1| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_1|} AuxVars[] AssignedVars[#race~c~0][196], [30#L721-6true, 220#L728true, Black: 352#true, 349#true, 273#L734-5true, thr1Thread1of4ForFork0InUse, 282#L726-1true, thr1Thread2of4ForFork0InUse, 35#thr1Err5ASSERT_VIOLATIONDATA_RACEtrue, thr1Thread3of4ForFork0InUse, 354#(= |#race~now_serving~0| 0), 360#(= |#race~c~0| 0), thr1Thread4of4ForFork0InUse]) [2023-11-28 23:34:25,800 INFO L294 olderBase$Statistics]: this new event has 146 ancestors and is cut-off event [2023-11-28 23:34:25,800 INFO L297 olderBase$Statistics]: existing Event has 146 ancestors and is cut-off event [2023-11-28 23:34:25,800 INFO L297 olderBase$Statistics]: existing Event has 146 ancestors and is cut-off event [2023-11-28 23:34:25,800 INFO L297 olderBase$Statistics]: existing Event has 146 ancestors and is cut-off event [2023-11-28 23:34:26,196 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([1437] L726-->L726-1: Formula: (= |v_#race~c~0_1| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_1|} AuxVars[] AssignedVars[#race~c~0][196], [Black: 352#true, 349#true, 300#L721-6true, 273#L734-5true, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 282#L726-1true, thr1Thread3of4ForFork0InUse, 354#(= |#race~now_serving~0| 0), 360#(= |#race~c~0| 0), thr1Thread4of4ForFork0InUse, 142#thr1Err5ASSERT_VIOLATIONDATA_RACEtrue, 258#L728-1true]) [2023-11-28 23:34:26,196 INFO L294 olderBase$Statistics]: this new event has 147 ancestors and is cut-off event [2023-11-28 23:34:26,197 INFO L297 olderBase$Statistics]: existing Event has 147 ancestors and is cut-off event [2023-11-28 23:34:26,197 INFO L297 olderBase$Statistics]: existing Event has 147 ancestors and is cut-off event [2023-11-28 23:34:26,197 INFO L297 olderBase$Statistics]: existing Event has 147 ancestors and is cut-off event [2023-11-28 23:34:26,203 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([1437] L726-->L726-1: Formula: (= |v_#race~c~0_1| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_1|} AuxVars[] AssignedVars[#race~c~0][196], [30#L721-6true, Black: 352#true, 349#true, 66#thr1Err5ASSERT_VIOLATIONDATA_RACEtrue, 273#L734-5true, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 282#L726-1true, thr1Thread3of4ForFork0InUse, 354#(= |#race~now_serving~0| 0), 360#(= |#race~c~0| 0), thr1Thread4of4ForFork0InUse, 258#L728-1true]) [2023-11-28 23:34:26,203 INFO L294 olderBase$Statistics]: this new event has 147 ancestors and is cut-off event [2023-11-28 23:34:26,203 INFO L297 olderBase$Statistics]: existing Event has 147 ancestors and is cut-off event [2023-11-28 23:34:26,203 INFO L297 olderBase$Statistics]: existing Event has 147 ancestors and is cut-off event [2023-11-28 23:34:26,203 INFO L297 olderBase$Statistics]: existing Event has 147 ancestors and is cut-off event [2023-11-28 23:34:26,309 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([1353] L726-->L726-1: Formula: (= |v_#race~c~0_1| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_1|} AuxVars[] AssignedVars[#race~c~0][201], [30#L721-6true, 201#thr1Err5ASSERT_VIOLATIONDATA_RACEtrue, Black: 352#true, 349#true, 273#L734-5true, 197#L728-1true, 194#L726-1true, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, thr1Thread3of4ForFork0InUse, 354#(= |#race~now_serving~0| 0), 360#(= |#race~c~0| 0), thr1Thread4of4ForFork0InUse]) [2023-11-28 23:34:26,309 INFO L294 olderBase$Statistics]: this new event has 147 ancestors and is cut-off event [2023-11-28 23:34:26,309 INFO L297 olderBase$Statistics]: existing Event has 147 ancestors and is cut-off event [2023-11-28 23:34:26,309 INFO L297 olderBase$Statistics]: existing Event has 147 ancestors and is cut-off event [2023-11-28 23:34:26,309 INFO L297 olderBase$Statistics]: existing Event has 147 ancestors and is cut-off event [2023-11-28 23:34:26,347 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([1437] L726-->L726-1: Formula: (= |v_#race~c~0_1| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_1|} AuxVars[] AssignedVars[#race~c~0][196], [30#L721-6true, Black: 352#true, 349#true, 273#L734-5true, 197#L728-1true, thr1Thread1of4ForFork0InUse, 282#L726-1true, thr1Thread2of4ForFork0InUse, 35#thr1Err5ASSERT_VIOLATIONDATA_RACEtrue, 354#(= |#race~now_serving~0| 0), thr1Thread3of4ForFork0InUse, 360#(= |#race~c~0| 0), thr1Thread4of4ForFork0InUse]) [2023-11-28 23:34:26,348 INFO L294 olderBase$Statistics]: this new event has 147 ancestors and is cut-off event [2023-11-28 23:34:26,348 INFO L297 olderBase$Statistics]: existing Event has 147 ancestors and is cut-off event [2023-11-28 23:34:26,348 INFO L297 olderBase$Statistics]: existing Event has 147 ancestors and is cut-off event [2023-11-28 23:34:26,348 INFO L297 olderBase$Statistics]: existing Event has 147 ancestors and is cut-off event [2023-11-28 23:34:30,619 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([1353] L726-->L726-1: Formula: (= |v_#race~c~0_1| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_1|} AuxVars[] AssignedVars[#race~c~0][201], [83#L721-6true, Black: 352#true, 349#true, 273#L734-5true, 194#L726-1true, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, 354#(= |#race~now_serving~0| 0), thr1Thread3of4ForFork0InUse, 360#(= |#race~c~0| 0), thr1Thread4of4ForFork0InUse, 226#L727-2true, 142#thr1Err5ASSERT_VIOLATIONDATA_RACEtrue]) [2023-11-28 23:34:30,619 INFO L294 olderBase$Statistics]: this new event has 148 ancestors and is cut-off event [2023-11-28 23:34:30,619 INFO L297 olderBase$Statistics]: existing Event has 144 ancestors and is cut-off event [2023-11-28 23:34:30,619 INFO L297 olderBase$Statistics]: existing Event has 144 ancestors and is cut-off event [2023-11-28 23:34:30,619 INFO L297 olderBase$Statistics]: existing Event has 144 ancestors and is cut-off event [2023-11-28 23:34:35,350 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([1353] L726-->L726-1: Formula: (= |v_#race~c~0_1| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_1|} AuxVars[] AssignedVars[#race~c~0][201], [83#L721-6true, Black: 352#true, 349#true, 273#L734-5true, 197#L728-1true, 194#L726-1true, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, thr1Thread3of4ForFork0InUse, 354#(= |#race~now_serving~0| 0), 360#(= |#race~c~0| 0), thr1Thread4of4ForFork0InUse, 142#thr1Err5ASSERT_VIOLATIONDATA_RACEtrue]) [2023-11-28 23:34:35,351 INFO L294 olderBase$Statistics]: this new event has 151 ancestors and is cut-off event [2023-11-28 23:34:35,351 INFO L297 olderBase$Statistics]: existing Event has 147 ancestors and is cut-off event [2023-11-28 23:34:35,351 INFO L297 olderBase$Statistics]: existing Event has 147 ancestors and is cut-off event [2023-11-28 23:34:35,351 INFO L297 olderBase$Statistics]: existing Event has 147 ancestors and is cut-off event [2023-11-28 23:34:35,351 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([1353] L726-->L726-1: Formula: (= |v_#race~c~0_1| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_1|} AuxVars[] AssignedVars[#race~c~0][201], [220#L728true, 83#L721-6true, Black: 352#true, 349#true, 273#L734-5true, 194#L726-1true, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, thr1Thread3of4ForFork0InUse, 354#(= |#race~now_serving~0| 0), 360#(= |#race~c~0| 0), thr1Thread4of4ForFork0InUse, 142#thr1Err5ASSERT_VIOLATIONDATA_RACEtrue]) [2023-11-28 23:34:35,351 INFO L294 olderBase$Statistics]: this new event has 150 ancestors and is cut-off event [2023-11-28 23:34:35,351 INFO L297 olderBase$Statistics]: existing Event has 146 ancestors and is cut-off event [2023-11-28 23:34:35,351 INFO L297 olderBase$Statistics]: existing Event has 146 ancestors and is cut-off event [2023-11-28 23:34:35,351 INFO L297 olderBase$Statistics]: existing Event has 146 ancestors and is cut-off event [2023-11-28 23:34:37,396 INFO L292 olderBase$Statistics]: inserting event number 5 for the transition-marking pair ([1437] L726-->L726-1: Formula: (= |v_#race~c~0_1| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_1|} AuxVars[] AssignedVars[#race~c~0][196], [Black: 352#true, 349#true, 300#L721-6true, 273#L734-5true, thr1Thread1of4ForFork0InUse, 282#L726-1true, thr1Thread2of4ForFork0InUse, 354#(= |#race~now_serving~0| 0), thr1Thread3of4ForFork0InUse, 360#(= |#race~c~0| 0), thr1Thread4of4ForFork0InUse, 142#thr1Err5ASSERT_VIOLATIONDATA_RACEtrue, 258#L728-1true]) [2023-11-28 23:34:37,396 INFO L294 olderBase$Statistics]: this new event has 151 ancestors and is cut-off event [2023-11-28 23:34:37,396 INFO L297 olderBase$Statistics]: existing Event has 147 ancestors and is cut-off event [2023-11-28 23:34:37,396 INFO L297 olderBase$Statistics]: existing Event has 147 ancestors and is cut-off event [2023-11-28 23:34:37,396 INFO L297 olderBase$Statistics]: existing Event has 147 ancestors and is cut-off event [2023-11-28 23:34:37,396 INFO L297 olderBase$Statistics]: existing Event has 147 ancestors and is cut-off event