./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/pthread-ext/32_pthread5_vs.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ea45215-396d-4ca4-8264-908f2f32d108/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ea45215-396d-4ca4-8264-908f2f32d108/bin/uautomizer-verify-uCwYo4JHxu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ea45215-396d-4ca4-8264-908f2f32d108/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ea45215-396d-4ca4-8264-908f2f32d108/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-ext/32_pthread5_vs.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ea45215-396d-4ca4-8264-908f2f32d108/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ea45215-396d-4ca4-8264-908f2f32d108/bin/uautomizer-verify-uCwYo4JHxu --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 a1dca423de1ee0965d72c4be0ada5e821e4dbfc023ab1c498b90df0e18b4c1f3 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 07:53:33,178 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 07:53:33,245 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ea45215-396d-4ca4-8264-908f2f32d108/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-DataRace-32bit-Automizer_Default.epf [2023-11-19 07:53:33,251 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 07:53:33,251 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 07:53:33,276 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 07:53:33,277 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 07:53:33,278 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 07:53:33,279 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 07:53:33,279 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 07:53:33,280 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 07:53:33,281 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 07:53:33,281 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 07:53:33,282 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 07:53:33,283 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 07:53:33,283 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 07:53:33,284 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 07:53:33,284 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 07:53:33,285 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 07:53:33,285 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 07:53:33,286 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 07:53:33,286 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 07:53:33,287 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-11-19 07:53:33,287 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 07:53:33,288 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 07:53:33,288 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 07:53:33,289 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 07:53:33,289 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 07:53:33,290 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 07:53:33,290 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 07:53:33,291 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:53:33,291 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 07:53:33,292 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 07:53:33,292 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 07:53:33,293 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-19 07:53:33,293 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 07:53:33,294 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 07:53:33,294 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 07:53:33,295 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 07:53:33,295 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 07:53:33,295 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 07:53:33,296 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_5ea45215-396d-4ca4-8264-908f2f32d108/bin/uautomizer-verify-uCwYo4JHxu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ea45215-396d-4ca4-8264-908f2f32d108/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a1dca423de1ee0965d72c4be0ada5e821e4dbfc023ab1c498b90df0e18b4c1f3 [2023-11-19 07:53:33,531 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 07:53:33,554 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 07:53:33,557 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 07:53:33,558 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 07:53:33,559 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 07:53:33,560 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ea45215-396d-4ca4-8264-908f2f32d108/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/pthread-ext/32_pthread5_vs.i [2023-11-19 07:53:36,628 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 07:53:36,982 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 07:53:36,982 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ea45215-396d-4ca4-8264-908f2f32d108/sv-benchmarks/c/pthread-ext/32_pthread5_vs.i [2023-11-19 07:53:36,996 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ea45215-396d-4ca4-8264-908f2f32d108/bin/uautomizer-verify-uCwYo4JHxu/data/c018be82a/c4559e79a6574d469ef068f572b88042/FLAG7cdcca755 [2023-11-19 07:53:37,010 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ea45215-396d-4ca4-8264-908f2f32d108/bin/uautomizer-verify-uCwYo4JHxu/data/c018be82a/c4559e79a6574d469ef068f572b88042 [2023-11-19 07:53:37,012 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 07:53:37,014 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 07:53:37,016 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 07:53:37,016 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 07:53:37,022 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 07:53:37,023 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:53:37" (1/1) ... [2023-11-19 07:53:37,024 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5415ebcd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:53:37, skipping insertion in model container [2023-11-19 07:53:37,024 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:53:37" (1/1) ... [2023-11-19 07:53:37,075 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 07:53:37,463 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:53:37,477 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 07:53:37,546 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:53:37,603 INFO L206 MainTranslator]: Completed translation [2023-11-19 07:53:37,604 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:53:37 WrapperNode [2023-11-19 07:53:37,605 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 07:53:37,607 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 07:53:37,607 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 07:53:37,608 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 07:53:37,616 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:53:37" (1/1) ... [2023-11-19 07:53:37,655 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:53:37" (1/1) ... [2023-11-19 07:53:37,688 INFO L138 Inliner]: procedures = 172, calls = 26, calls flagged for inlining = 14, calls inlined = 20, statements flattened = 225 [2023-11-19 07:53:37,688 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 07:53:37,689 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 07:53:37,689 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 07:53:37,689 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 07:53:37,703 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:53:37" (1/1) ... [2023-11-19 07:53:37,703 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:53:37" (1/1) ... [2023-11-19 07:53:37,707 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:53:37" (1/1) ... [2023-11-19 07:53:37,707 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:53:37" (1/1) ... [2023-11-19 07:53:37,716 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:53:37" (1/1) ... [2023-11-19 07:53:37,733 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:53:37" (1/1) ... [2023-11-19 07:53:37,735 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:53:37" (1/1) ... [2023-11-19 07:53:37,737 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:53:37" (1/1) ... [2023-11-19 07:53:37,741 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 07:53:37,743 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 07:53:37,743 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 07:53:37,743 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 07:53:37,744 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:53:37" (1/1) ... [2023-11-19 07:53:37,751 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:53:37,766 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ea45215-396d-4ca4-8264-908f2f32d108/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:53:37,780 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ea45215-396d-4ca4-8264-908f2f32d108/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 07:53:37,794 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ea45215-396d-4ca4-8264-908f2f32d108/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 07:53:37,821 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2023-11-19 07:53:37,821 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2023-11-19 07:53:37,822 INFO L130 BoogieDeclarations]: Found specification of procedure thr3 [2023-11-19 07:53:37,822 INFO L138 BoogieDeclarations]: Found implementation of procedure thr3 [2023-11-19 07:53:37,822 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-11-19 07:53:37,822 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-11-19 07:53:37,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 07:53:37,823 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 07:53:37,823 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 07:53:37,823 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 07:53:37,823 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 07:53:37,823 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 07:53:37,824 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 07:53:37,825 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 07:53:37,968 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 07:53:37,970 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 07:53:38,394 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 07:53:38,576 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 07:53:38,576 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 07:53:38,584 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:53:38 BoogieIcfgContainer [2023-11-19 07:53:38,584 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 07:53:38,590 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 07:53:38,590 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 07:53:38,594 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 07:53:38,595 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 07:53:37" (1/3) ... [2023-11-19 07:53:38,595 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@695cb6a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:53:38, skipping insertion in model container [2023-11-19 07:53:38,596 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:53:37" (2/3) ... [2023-11-19 07:53:38,597 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@695cb6a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:53:38, skipping insertion in model container [2023-11-19 07:53:38,597 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:53:38" (3/3) ... [2023-11-19 07:53:38,598 INFO L112 eAbstractionObserver]: Analyzing ICFG 32_pthread5_vs.i [2023-11-19 07:53:38,612 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-11-19 07:53:38,620 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 07:53:38,621 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 28 error locations. [2023-11-19 07:53:38,621 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-11-19 07:53:38,685 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-11-19 07:53:38,731 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 167 places, 168 transitions, 348 flow [2023-11-19 07:53:38,845 INFO L124 PetriNetUnfolderBase]: 11/177 cut-off events. [2023-11-19 07:53:38,845 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-11-19 07:53:38,855 INFO L83 FinitePrefix]: Finished finitePrefix Result has 187 conditions, 177 events. 11/177 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 461 event pairs, 0 based on Foata normal form. 0/136 useless extension candidates. Maximal degree in co-relation 163. Up to 4 conditions per place. [2023-11-19 07:53:38,855 INFO L82 GeneralOperation]: Start removeDead. Operand has 167 places, 168 transitions, 348 flow [2023-11-19 07:53:38,866 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 165 places, 166 transitions, 342 flow [2023-11-19 07:53:38,876 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2023-11-19 07:53:38,892 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 165 places, 166 transitions, 342 flow [2023-11-19 07:53:38,895 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 165 places, 166 transitions, 342 flow [2023-11-19 07:53:38,895 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 165 places, 166 transitions, 342 flow [2023-11-19 07:53:38,961 INFO L124 PetriNetUnfolderBase]: 11/177 cut-off events. [2023-11-19 07:53:38,961 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-11-19 07:53:38,964 INFO L83 FinitePrefix]: Finished finitePrefix Result has 187 conditions, 177 events. 11/177 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 461 event pairs, 0 based on Foata normal form. 0/136 useless extension candidates. Maximal degree in co-relation 163. Up to 4 conditions per place. [2023-11-19 07:53:38,972 INFO L119 LiptonReduction]: Number of co-enabled transitions 13274 [2023-11-19 07:53:41,236 INFO L134 LiptonReduction]: Checked pairs total: 52039 [2023-11-19 07:53:41,238 INFO L136 LiptonReduction]: Total number of compositions: 111 [2023-11-19 07:53:41,262 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 07:53:41,271 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;@491e185d, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-19 07:53:41,271 INFO L358 AbstractCegarLoop]: Starting to check reachability of 59 error locations. [2023-11-19 07:53:41,275 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2023-11-19 07:53:41,275 INFO L124 PetriNetUnfolderBase]: 0/2 cut-off events. [2023-11-19 07:53:41,275 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-11-19 07:53:41,276 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-19 07:53:41,276 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1] [2023-11-19 07:53:41,277 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err0ASSERT_VIOLATIONDATA_RACE === [thr2Err0ASSERT_VIOLATIONDATA_RACE, thr2Err1ASSERT_VIOLATIONDATA_RACE, thr2Err2ASSERT_VIOLATIONDATA_RACE, thr2Err3ASSERT_VIOLATIONDATA_RACE (and 55 more)] === [2023-11-19 07:53:41,284 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:53:41,285 INFO L85 PathProgramCache]: Analyzing trace with hash 951873, now seen corresponding path program 1 times [2023-11-19 07:53:41,295 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:53:41,296 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1981013362] [2023-11-19 07:53:41,297 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:53:41,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:53:41,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:53:41,537 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 07:53:41,538 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:53:41,538 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1981013362] [2023-11-19 07:53:41,539 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1981013362] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:53:41,540 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:53:41,540 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-11-19 07:53:41,542 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [609960083] [2023-11-19 07:53:41,543 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:53:41,553 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-19 07:53:41,559 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:53:41,590 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-19 07:53:41,590 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 07:53:41,595 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 131 out of 279 [2023-11-19 07:53:41,600 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 88 places, 84 transitions, 178 flow. Second operand has 2 states, 2 states have (on average 132.5) internal successors, (265), 2 states have internal predecessors, (265), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:53:41,601 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-19 07:53:41,601 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 131 of 279 [2023-11-19 07:53:41,602 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-19 07:53:42,688 INFO L124 PetriNetUnfolderBase]: 4597/7820 cut-off events. [2023-11-19 07:53:42,688 INFO L125 PetriNetUnfolderBase]: For 32/32 co-relation queries the response was YES. [2023-11-19 07:53:42,709 INFO L83 FinitePrefix]: Finished finitePrefix Result has 14313 conditions, 7820 events. 4597/7820 cut-off events. For 32/32 co-relation queries the response was YES. Maximal size of possible extension queue 395. Compared 55569 event pairs, 3922 based on Foata normal form. 543/7726 useless extension candidates. Maximal degree in co-relation 14302. Up to 6397 conditions per place. [2023-11-19 07:53:42,829 INFO L140 encePairwiseOnDemand]: 258/279 looper letters, 35 selfloop transitions, 0 changer transitions 0/63 dead transitions. [2023-11-19 07:53:42,829 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 70 places, 63 transitions, 206 flow [2023-11-19 07:53:42,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-19 07:53:42,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2023-11-19 07:53:42,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 318 transitions. [2023-11-19 07:53:42,845 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5698924731182796 [2023-11-19 07:53:42,846 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 318 transitions. [2023-11-19 07:53:42,847 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 318 transitions. [2023-11-19 07:53:42,848 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-19 07:53:42,851 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 318 transitions. [2023-11-19 07:53:42,860 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 159.0) internal successors, (318), 2 states have internal predecessors, (318), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:53:42,866 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 279.0) internal successors, (837), 3 states have internal predecessors, (837), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:53:42,867 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 279.0) internal successors, (837), 3 states have internal predecessors, (837), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:53:42,869 INFO L175 Difference]: Start difference. First operand has 88 places, 84 transitions, 178 flow. Second operand 2 states and 318 transitions. [2023-11-19 07:53:42,870 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 70 places, 63 transitions, 206 flow [2023-11-19 07:53:42,874 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 68 places, 63 transitions, 204 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-11-19 07:53:42,877 INFO L231 Difference]: Finished difference. Result has 68 places, 63 transitions, 134 flow [2023-11-19 07:53:42,879 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=279, PETRI_DIFFERENCE_MINUEND_FLOW=134, PETRI_DIFFERENCE_MINUEND_PLACES=67, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=63, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=63, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=134, PETRI_PLACES=68, PETRI_TRANSITIONS=63} [2023-11-19 07:53:42,885 INFO L281 CegarLoopForPetriNet]: 88 programPoint places, -20 predicate places. [2023-11-19 07:53:42,886 INFO L495 AbstractCegarLoop]: Abstraction has has 68 places, 63 transitions, 134 flow [2023-11-19 07:53:42,886 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 132.5) internal successors, (265), 2 states have internal predecessors, (265), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:53:42,886 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-19 07:53:42,887 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1] [2023-11-19 07:53:42,887 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-19 07:53:42,887 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting thr1Err2ASSERT_VIOLATIONDATA_RACE === [thr2Err0ASSERT_VIOLATIONDATA_RACE, thr2Err1ASSERT_VIOLATIONDATA_RACE, thr2Err2ASSERT_VIOLATIONDATA_RACE, thr2Err3ASSERT_VIOLATIONDATA_RACE (and 55 more)] === [2023-11-19 07:53:42,888 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:53:42,888 INFO L85 PathProgramCache]: Analyzing trace with hash -1706729121, now seen corresponding path program 1 times [2023-11-19 07:53:42,889 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:53:42,889 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1084859258] [2023-11-19 07:53:42,889 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:53:42,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:53:42,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:53:43,017 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 07:53:43,018 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:53:43,018 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1084859258] [2023-11-19 07:53:43,018 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1084859258] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:53:43,019 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:53:43,019 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 07:53:43,020 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [672210553] [2023-11-19 07:53:43,020 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:53:43,021 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 07:53:43,021 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:53:43,022 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 07:53:43,023 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 07:53:43,049 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 123 out of 279 [2023-11-19 07:53:43,050 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 68 places, 63 transitions, 134 flow. Second operand has 3 states, 3 states have (on average 125.0) internal successors, (375), 3 states have internal predecessors, (375), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:53:43,051 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-19 07:53:43,051 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 123 of 279 [2023-11-19 07:53:43,051 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-19 07:53:44,763 INFO L124 PetriNetUnfolderBase]: 9023/14776 cut-off events. [2023-11-19 07:53:44,764 INFO L125 PetriNetUnfolderBase]: For 55/55 co-relation queries the response was YES. [2023-11-19 07:53:44,796 INFO L83 FinitePrefix]: Finished finitePrefix Result has 27423 conditions, 14776 events. 9023/14776 cut-off events. For 55/55 co-relation queries the response was YES. Maximal size of possible extension queue 655. Compared 107580 event pairs, 6206 based on Foata normal form. 0/13342 useless extension candidates. Maximal degree in co-relation 27419. Up to 10535 conditions per place. [2023-11-19 07:53:44,891 INFO L140 encePairwiseOnDemand]: 272/279 looper letters, 61 selfloop transitions, 6 changer transitions 0/91 dead transitions. [2023-11-19 07:53:44,891 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 70 places, 91 transitions, 329 flow [2023-11-19 07:53:44,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 07:53:44,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-19 07:53:44,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 437 transitions. [2023-11-19 07:53:44,896 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5221027479091995 [2023-11-19 07:53:44,896 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 437 transitions. [2023-11-19 07:53:44,896 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 437 transitions. [2023-11-19 07:53:44,897 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-19 07:53:44,897 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 437 transitions. [2023-11-19 07:53:44,899 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 145.66666666666666) internal successors, (437), 3 states have internal predecessors, (437), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:53:44,902 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 279.0) internal successors, (1116), 4 states have internal predecessors, (1116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:53:44,903 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 279.0) internal successors, (1116), 4 states have internal predecessors, (1116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:53:44,903 INFO L175 Difference]: Start difference. First operand has 68 places, 63 transitions, 134 flow. Second operand 3 states and 437 transitions. [2023-11-19 07:53:44,904 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 70 places, 91 transitions, 329 flow [2023-11-19 07:53:44,905 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 70 places, 91 transitions, 329 flow, removed 0 selfloop flow, removed 0 redundant places. [2023-11-19 07:53:44,907 INFO L231 Difference]: Finished difference. Result has 72 places, 68 transitions, 180 flow [2023-11-19 07:53:44,907 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=279, PETRI_DIFFERENCE_MINUEND_FLOW=134, PETRI_DIFFERENCE_MINUEND_PLACES=68, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=63, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=57, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=180, PETRI_PLACES=72, PETRI_TRANSITIONS=68} [2023-11-19 07:53:44,908 INFO L281 CegarLoopForPetriNet]: 88 programPoint places, -16 predicate places. [2023-11-19 07:53:44,909 INFO L495 AbstractCegarLoop]: Abstraction has has 72 places, 68 transitions, 180 flow [2023-11-19 07:53:44,909 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 125.0) internal successors, (375), 3 states have internal predecessors, (375), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:53:44,910 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-19 07:53:44,910 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:53:44,910 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-19 07:53:44,910 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting thr2Err2ASSERT_VIOLATIONDATA_RACE === [thr2Err0ASSERT_VIOLATIONDATA_RACE, thr2Err1ASSERT_VIOLATIONDATA_RACE, thr2Err2ASSERT_VIOLATIONDATA_RACE, thr2Err3ASSERT_VIOLATIONDATA_RACE (and 55 more)] === [2023-11-19 07:53:44,911 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:53:44,911 INFO L85 PathProgramCache]: Analyzing trace with hash -2018646843, now seen corresponding path program 1 times [2023-11-19 07:53:44,911 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:53:44,912 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [273060085] [2023-11-19 07:53:44,912 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:53:44,912 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:53:44,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:53:44,959 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 07:53:44,960 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:53:44,960 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [273060085] [2023-11-19 07:53:44,960 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [273060085] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:53:44,961 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:53:44,961 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 07:53:44,961 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [356182292] [2023-11-19 07:53:44,961 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:53:44,962 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 07:53:44,962 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:53:44,962 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 07:53:44,963 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 07:53:44,979 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 123 out of 279 [2023-11-19 07:53:44,980 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 72 places, 68 transitions, 180 flow. Second operand has 3 states, 3 states have (on average 125.33333333333333) internal successors, (376), 3 states have internal predecessors, (376), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:53:44,980 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-19 07:53:44,980 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 123 of 279 [2023-11-19 07:53:44,980 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-19 07:53:48,867 INFO L124 PetriNetUnfolderBase]: 19685/32771 cut-off events. [2023-11-19 07:53:48,867 INFO L125 PetriNetUnfolderBase]: For 6841/7791 co-relation queries the response was YES. [2023-11-19 07:53:48,955 INFO L83 FinitePrefix]: Finished finitePrefix Result has 67244 conditions, 32771 events. 19685/32771 cut-off events. For 6841/7791 co-relation queries the response was YES. Maximal size of possible extension queue 1307. Compared 269036 event pairs, 6597 based on Foata normal form. 204/30098 useless extension candidates. Maximal degree in co-relation 67238. Up to 14717 conditions per place. [2023-11-19 07:53:49,141 INFO L140 encePairwiseOnDemand]: 271/279 looper letters, 75 selfloop transitions, 9 changer transitions 0/107 dead transitions. [2023-11-19 07:53:49,141 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 74 places, 107 transitions, 457 flow [2023-11-19 07:53:49,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 07:53:49,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-19 07:53:49,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 447 transitions. [2023-11-19 07:53:49,144 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5340501792114696 [2023-11-19 07:53:49,144 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 447 transitions. [2023-11-19 07:53:49,144 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 447 transitions. [2023-11-19 07:53:49,145 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-19 07:53:49,145 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 447 transitions. [2023-11-19 07:53:49,146 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 149.0) internal successors, (447), 3 states have internal predecessors, (447), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:53:49,150 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 279.0) internal successors, (1116), 4 states have internal predecessors, (1116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:53:49,151 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 279.0) internal successors, (1116), 4 states have internal predecessors, (1116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:53:49,151 INFO L175 Difference]: Start difference. First operand has 72 places, 68 transitions, 180 flow. Second operand 3 states and 447 transitions. [2023-11-19 07:53:49,151 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 74 places, 107 transitions, 457 flow [2023-11-19 07:53:49,217 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 72 places, 107 transitions, 435 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-11-19 07:53:49,220 INFO L231 Difference]: Finished difference. Result has 74 places, 77 transitions, 258 flow [2023-11-19 07:53:49,220 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=279, PETRI_DIFFERENCE_MINUEND_FLOW=168, PETRI_DIFFERENCE_MINUEND_PLACES=70, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=68, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=59, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=258, PETRI_PLACES=74, PETRI_TRANSITIONS=77} [2023-11-19 07:53:49,222 INFO L281 CegarLoopForPetriNet]: 88 programPoint places, -14 predicate places. [2023-11-19 07:53:49,222 INFO L495 AbstractCegarLoop]: Abstraction has has 74 places, 77 transitions, 258 flow [2023-11-19 07:53:49,223 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 125.33333333333333) internal successors, (376), 3 states have internal predecessors, (376), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:53:49,223 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-19 07:53:49,223 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:53:49,224 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-19 07:53:49,228 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting thr1Err3ASSERT_VIOLATIONDATA_RACE === [thr2Err0ASSERT_VIOLATIONDATA_RACE, thr2Err1ASSERT_VIOLATIONDATA_RACE, thr2Err2ASSERT_VIOLATIONDATA_RACE, thr2Err3ASSERT_VIOLATIONDATA_RACE (and 55 more)] === [2023-11-19 07:53:49,229 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:53:49,229 INFO L85 PathProgramCache]: Analyzing trace with hash -1343529104, now seen corresponding path program 1 times [2023-11-19 07:53:49,229 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:53:49,229 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1856457598] [2023-11-19 07:53:49,229 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:53:49,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:53:49,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:53:49,302 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 07:53:49,302 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:53:49,302 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1856457598] [2023-11-19 07:53:49,302 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1856457598] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:53:49,303 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:53:49,303 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 07:53:49,303 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [440001864] [2023-11-19 07:53:49,304 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:53:49,304 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 07:53:49,304 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:53:49,306 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 07:53:49,307 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 07:53:49,329 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 123 out of 279 [2023-11-19 07:53:49,330 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 74 places, 77 transitions, 258 flow. Second operand has 3 states, 3 states have (on average 125.33333333333333) internal successors, (376), 3 states have internal predecessors, (376), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:53:49,331 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-19 07:53:49,331 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 123 of 279 [2023-11-19 07:53:49,331 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-19 07:53:50,641 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([876] L707-1-->L707-3: Formula: (= |v_thr3Thread1of1ForFork0_#t~nondet6#1_17| |v_#race~g0~0_17|) InVars {} OutVars{thr3Thread1of1ForFork0_#t~nondet6#1=|v_thr3Thread1of1ForFork0_#t~nondet6#1_17|, #race~g0~0=|v_#race~g0~0_17|} AuxVars[] AssignedVars[thr3Thread1of1ForFork0_#t~nondet6#1, #race~g0~0][60], [Black: 175#(= |thr1Thread1of1ForFork2_#t~nondet11#1| |#race~g0~0|), 25#L729-3true, 170#true, 26#L707-3true, 18#L740-4true, 33#L723-5true, 179#true, 185#true, thr2Thread1of1ForFork1InUse, thr1Thread1of1ForFork2InUse, Black: 181#(= |#race~g0~0| 0), thr3Thread1of1ForFork0InUse]) [2023-11-19 07:53:50,641 INFO L294 olderBase$Statistics]: this new event has 25 ancestors and is cut-off event [2023-11-19 07:53:50,642 INFO L297 olderBase$Statistics]: existing Event has 25 ancestors and is cut-off event [2023-11-19 07:53:50,642 INFO L297 olderBase$Statistics]: existing Event has 18 ancestors and is cut-off event [2023-11-19 07:53:50,642 INFO L297 olderBase$Statistics]: existing Event has 18 ancestors and is cut-off event [2023-11-19 07:53:50,946 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([876] L707-1-->L707-3: Formula: (= |v_thr3Thread1of1ForFork0_#t~nondet6#1_17| |v_#race~g0~0_17|) InVars {} OutVars{thr3Thread1of1ForFork0_#t~nondet6#1=|v_thr3Thread1of1ForFork0_#t~nondet6#1_17|, #race~g0~0=|v_#race~g0~0_17|} AuxVars[] AssignedVars[thr3Thread1of1ForFork0_#t~nondet6#1, #race~g0~0][60], [139#L738-2true, Black: 175#(= |thr1Thread1of1ForFork2_#t~nondet11#1| |#race~g0~0|), 25#L729-3true, 170#true, 26#L707-3true, 33#L723-5true, 179#true, 185#true, thr2Thread1of1ForFork1InUse, thr1Thread1of1ForFork2InUse, Black: 181#(= |#race~g0~0| 0), thr3Thread1of1ForFork0InUse]) [2023-11-19 07:53:50,946 INFO L294 olderBase$Statistics]: this new event has 26 ancestors and is cut-off event [2023-11-19 07:53:50,947 INFO L297 olderBase$Statistics]: existing Event has 26 ancestors and is cut-off event [2023-11-19 07:53:50,947 INFO L297 olderBase$Statistics]: existing Event has 19 ancestors and is cut-off event [2023-11-19 07:53:50,947 INFO L297 olderBase$Statistics]: existing Event has 19 ancestors and is cut-off event [2023-11-19 07:53:51,082 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([876] L707-1-->L707-3: Formula: (= |v_thr3Thread1of1ForFork0_#t~nondet6#1_17| |v_#race~g0~0_17|) InVars {} OutVars{thr3Thread1of1ForFork0_#t~nondet6#1=|v_thr3Thread1of1ForFork0_#t~nondet6#1_17|, #race~g0~0=|v_#race~g0~0_17|} AuxVars[] AssignedVars[thr3Thread1of1ForFork0_#t~nondet6#1, #race~g0~0][60], [Black: 175#(= |thr1Thread1of1ForFork2_#t~nondet11#1| |#race~g0~0|), 25#L729-3true, 170#true, 26#L707-3true, 179#true, 185#true, 33#L723-5true, thr2Thread1of1ForFork1InUse, thr1Thread1of1ForFork2InUse, Black: 181#(= |#race~g0~0| 0), thr3Thread1of1ForFork0InUse, 135#L740-3true]) [2023-11-19 07:53:51,082 INFO L294 olderBase$Statistics]: this new event has 27 ancestors and is cut-off event [2023-11-19 07:53:51,082 INFO L297 olderBase$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-11-19 07:53:51,082 INFO L297 olderBase$Statistics]: existing Event has 27 ancestors and is cut-off event [2023-11-19 07:53:51,082 INFO L297 olderBase$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-11-19 07:53:51,645 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([911] L715-1-->L716-1: Formula: (= |v_#race~g0~0_21| 0) InVars {} OutVars{#race~x~0=|v_#race~x~0_10|, thr3Thread1of1ForFork0_#t~nondet9#1=|v_thr3Thread1of1ForFork0_#t~nondet9#1_23|, #race~g0~0=|v_#race~g0~0_21|} AuxVars[] AssignedVars[#race~x~0, thr3Thread1of1ForFork0_#t~nondet9#1, #race~g0~0][89], [Black: 175#(= |thr1Thread1of1ForFork2_#t~nondet11#1| |#race~g0~0|), 25#L729-3true, 170#true, 18#L740-4true, 185#true, 33#L723-5true, thr2Thread1of1ForFork1InUse, 181#(= |#race~g0~0| 0), thr1Thread1of1ForFork2InUse, Black: 179#true, thr3Thread1of1ForFork0InUse, 105#L716-1true]) [2023-11-19 07:53:51,645 INFO L294 olderBase$Statistics]: this new event has 31 ancestors and is cut-off event [2023-11-19 07:53:51,646 INFO L297 olderBase$Statistics]: existing Event has 22 ancestors and is cut-off event [2023-11-19 07:53:51,646 INFO L297 olderBase$Statistics]: existing Event has 29 ancestors and is cut-off event [2023-11-19 07:53:51,646 INFO L297 olderBase$Statistics]: existing Event has 22 ancestors and is cut-off event [2023-11-19 07:53:51,663 INFO L292 olderBase$Statistics]: inserting event number 5 for the transition-marking pair ([911] L715-1-->L716-1: Formula: (= |v_#race~g0~0_21| 0) InVars {} OutVars{#race~x~0=|v_#race~x~0_10|, thr3Thread1of1ForFork0_#t~nondet9#1=|v_thr3Thread1of1ForFork0_#t~nondet9#1_23|, #race~g0~0=|v_#race~g0~0_21|} AuxVars[] AssignedVars[#race~x~0, thr3Thread1of1ForFork0_#t~nondet9#1, #race~g0~0][89], [Black: 175#(= |thr1Thread1of1ForFork2_#t~nondet11#1| |#race~g0~0|), 25#L729-3true, 170#true, 18#L740-4true, 33#L723-5true, 185#true, thr2Thread1of1ForFork1InUse, 181#(= |#race~g0~0| 0), thr1Thread1of1ForFork2InUse, Black: 179#true, thr3Thread1of1ForFork0InUse, 105#L716-1true]) [2023-11-19 07:53:51,663 INFO L294 olderBase$Statistics]: this new event has 29 ancestors and is cut-off event [2023-11-19 07:53:51,663 INFO L297 olderBase$Statistics]: existing Event has 22 ancestors and is cut-off event [2023-11-19 07:53:51,663 INFO L297 olderBase$Statistics]: existing Event has 29 ancestors and is cut-off event [2023-11-19 07:53:51,663 INFO L297 olderBase$Statistics]: existing Event has 31 ancestors and is cut-off event [2023-11-19 07:53:51,663 INFO L297 olderBase$Statistics]: existing Event has 22 ancestors and is cut-off event [2023-11-19 07:53:51,703 INFO L292 olderBase$Statistics]: inserting event number 6 for the transition-marking pair ([911] L715-1-->L716-1: Formula: (= |v_#race~g0~0_21| 0) InVars {} OutVars{#race~x~0=|v_#race~x~0_10|, thr3Thread1of1ForFork0_#t~nondet9#1=|v_thr3Thread1of1ForFork0_#t~nondet9#1_23|, #race~g0~0=|v_#race~g0~0_21|} AuxVars[] AssignedVars[#race~x~0, thr3Thread1of1ForFork0_#t~nondet9#1, #race~g0~0][89], [Black: 175#(= |thr1Thread1of1ForFork2_#t~nondet11#1| |#race~g0~0|), 25#L729-3true, 170#true, 18#L740-4true, 33#L723-5true, 185#true, thr2Thread1of1ForFork1InUse, 181#(= |#race~g0~0| 0), thr1Thread1of1ForFork2InUse, Black: 179#true, thr3Thread1of1ForFork0InUse, 105#L716-1true]) [2023-11-19 07:53:51,703 INFO L294 olderBase$Statistics]: this new event has 31 ancestors and is cut-off event [2023-11-19 07:53:51,703 INFO L297 olderBase$Statistics]: existing Event has 22 ancestors and is cut-off event [2023-11-19 07:53:51,703 INFO L297 olderBase$Statistics]: existing Event has 29 ancestors and is cut-off event [2023-11-19 07:53:51,703 INFO L297 olderBase$Statistics]: existing Event has 29 ancestors and is cut-off event [2023-11-19 07:53:51,704 INFO L297 olderBase$Statistics]: existing Event has 31 ancestors and is cut-off event [2023-11-19 07:53:51,704 INFO L297 olderBase$Statistics]: existing Event has 22 ancestors and is cut-off event [2023-11-19 07:53:51,816 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([911] L715-1-->L716-1: Formula: (= |v_#race~g0~0_21| 0) InVars {} OutVars{#race~x~0=|v_#race~x~0_10|, thr3Thread1of1ForFork0_#t~nondet9#1=|v_thr3Thread1of1ForFork0_#t~nondet9#1_23|, #race~g0~0=|v_#race~g0~0_21|} AuxVars[] AssignedVars[#race~x~0, thr3Thread1of1ForFork0_#t~nondet9#1, #race~g0~0][89], [Black: 175#(= |thr1Thread1of1ForFork2_#t~nondet11#1| |#race~g0~0|), 139#L738-2true, 25#L729-3true, 170#true, 185#true, thr2Thread1of1ForFork1InUse, 33#L723-5true, 181#(= |#race~g0~0| 0), thr1Thread1of1ForFork2InUse, Black: 179#true, thr3Thread1of1ForFork0InUse, 105#L716-1true]) [2023-11-19 07:53:51,816 INFO L294 olderBase$Statistics]: this new event has 32 ancestors and is cut-off event [2023-11-19 07:53:51,817 INFO L297 olderBase$Statistics]: existing Event has 23 ancestors and is cut-off event [2023-11-19 07:53:51,817 INFO L297 olderBase$Statistics]: existing Event has 30 ancestors and is cut-off event [2023-11-19 07:53:51,817 INFO L297 olderBase$Statistics]: existing Event has 23 ancestors and is cut-off event [2023-11-19 07:53:51,819 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([840] L729-3-->L729-5: Formula: (= v_~g1~0_11 1) InVars {} OutVars{~g1~0=v_~g1~0_11, thr1Thread1of1ForFork2_#t~nondet11#1=|v_thr1Thread1of1ForFork2_#t~nondet11#1_15|} AuxVars[] AssignedVars[~g1~0, thr1Thread1of1ForFork2_#t~nondet11#1][14], [Black: 175#(= |thr1Thread1of1ForFork2_#t~nondet11#1| |#race~g0~0|), 170#true, 18#L740-4true, 185#true, thr2Thread1of1ForFork1InUse, 181#(= |#race~g0~0| 0), thr1Thread1of1ForFork2InUse, Black: 179#true, 77#L729-5true, thr3Thread1of1ForFork0InUse, 117#thr3EXITtrue, 92#L723-4true]) [2023-11-19 07:53:51,820 INFO L294 olderBase$Statistics]: this new event has 31 ancestors and is cut-off event [2023-11-19 07:53:51,820 INFO L297 olderBase$Statistics]: existing Event has 28 ancestors and is cut-off event [2023-11-19 07:53:51,820 INFO L297 olderBase$Statistics]: existing Event has 28 ancestors and is cut-off event [2023-11-19 07:53:51,820 INFO L297 olderBase$Statistics]: existing Event has 22 ancestors and is cut-off event [2023-11-19 07:53:51,836 INFO L292 olderBase$Statistics]: inserting event number 5 for the transition-marking pair ([911] L715-1-->L716-1: Formula: (= |v_#race~g0~0_21| 0) InVars {} OutVars{#race~x~0=|v_#race~x~0_10|, thr3Thread1of1ForFork0_#t~nondet9#1=|v_thr3Thread1of1ForFork0_#t~nondet9#1_23|, #race~g0~0=|v_#race~g0~0_21|} AuxVars[] AssignedVars[#race~x~0, thr3Thread1of1ForFork0_#t~nondet9#1, #race~g0~0][89], [139#L738-2true, Black: 175#(= |thr1Thread1of1ForFork2_#t~nondet11#1| |#race~g0~0|), 25#L729-3true, 170#true, 185#true, 33#L723-5true, thr2Thread1of1ForFork1InUse, 181#(= |#race~g0~0| 0), thr1Thread1of1ForFork2InUse, Black: 179#true, thr3Thread1of1ForFork0InUse, 105#L716-1true]) [2023-11-19 07:53:51,836 INFO L294 olderBase$Statistics]: this new event has 30 ancestors and is cut-off event [2023-11-19 07:53:51,836 INFO L297 olderBase$Statistics]: existing Event has 32 ancestors and is cut-off event [2023-11-19 07:53:51,836 INFO L297 olderBase$Statistics]: existing Event has 23 ancestors and is cut-off event [2023-11-19 07:53:51,837 INFO L297 olderBase$Statistics]: existing Event has 30 ancestors and is cut-off event [2023-11-19 07:53:51,837 INFO L297 olderBase$Statistics]: existing Event has 23 ancestors and is cut-off event [2023-11-19 07:53:51,861 INFO L292 olderBase$Statistics]: inserting event number 6 for the transition-marking pair ([911] L715-1-->L716-1: Formula: (= |v_#race~g0~0_21| 0) InVars {} OutVars{#race~x~0=|v_#race~x~0_10|, thr3Thread1of1ForFork0_#t~nondet9#1=|v_thr3Thread1of1ForFork0_#t~nondet9#1_23|, #race~g0~0=|v_#race~g0~0_21|} AuxVars[] AssignedVars[#race~x~0, thr3Thread1of1ForFork0_#t~nondet9#1, #race~g0~0][89], [Black: 175#(= |thr1Thread1of1ForFork2_#t~nondet11#1| |#race~g0~0|), 139#L738-2true, 25#L729-3true, 170#true, 33#L723-5true, 185#true, thr2Thread1of1ForFork1InUse, 181#(= |#race~g0~0| 0), thr1Thread1of1ForFork2InUse, Black: 179#true, thr3Thread1of1ForFork0InUse, 105#L716-1true]) [2023-11-19 07:53:51,861 INFO L294 olderBase$Statistics]: this new event has 32 ancestors and is cut-off event [2023-11-19 07:53:51,861 INFO L297 olderBase$Statistics]: existing Event has 32 ancestors and is cut-off event [2023-11-19 07:53:51,862 INFO L297 olderBase$Statistics]: existing Event has 23 ancestors and is cut-off event [2023-11-19 07:53:51,862 INFO L297 olderBase$Statistics]: existing Event has 30 ancestors and is cut-off event [2023-11-19 07:53:51,862 INFO L297 olderBase$Statistics]: existing Event has 23 ancestors and is cut-off event [2023-11-19 07:53:51,862 INFO L297 olderBase$Statistics]: existing Event has 30 ancestors and is cut-off event [2023-11-19 07:53:51,901 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([911] L715-1-->L716-1: Formula: (= |v_#race~g0~0_21| 0) InVars {} OutVars{#race~x~0=|v_#race~x~0_10|, thr3Thread1of1ForFork0_#t~nondet9#1=|v_thr3Thread1of1ForFork0_#t~nondet9#1_23|, #race~g0~0=|v_#race~g0~0_21|} AuxVars[] AssignedVars[#race~x~0, thr3Thread1of1ForFork0_#t~nondet9#1, #race~g0~0][89], [Black: 175#(= |thr1Thread1of1ForFork2_#t~nondet11#1| |#race~g0~0|), 25#L729-3true, 170#true, 33#L723-5true, 185#true, thr2Thread1of1ForFork1InUse, 181#(= |#race~g0~0| 0), thr1Thread1of1ForFork2InUse, Black: 179#true, thr3Thread1of1ForFork0InUse, 135#L740-3true, 105#L716-1true]) [2023-11-19 07:53:51,902 INFO L294 olderBase$Statistics]: this new event has 33 ancestors and is cut-off event [2023-11-19 07:53:51,902 INFO L297 olderBase$Statistics]: existing Event has 24 ancestors and is cut-off event [2023-11-19 07:53:51,902 INFO L297 olderBase$Statistics]: existing Event has 24 ancestors and is cut-off event [2023-11-19 07:53:51,902 INFO L297 olderBase$Statistics]: existing Event has 31 ancestors and is cut-off event [2023-11-19 07:53:52,051 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([707] L723-5-->L723-6: Formula: (= |v_#race~g1~0_1| 0) InVars {} OutVars{#race~g1~0=|v_#race~g1~0_1|} AuxVars[] AssignedVars[#race~g1~0][23], [Black: 175#(= |thr1Thread1of1ForFork2_#t~nondet11#1| |#race~g0~0|), 8#L723-6true, 170#true, 18#L740-4true, 185#true, thr2Thread1of1ForFork1InUse, 181#(= |#race~g0~0| 0), thr1Thread1of1ForFork2InUse, 77#L729-5true, Black: 179#true, thr3Thread1of1ForFork0InUse, 117#thr3EXITtrue]) [2023-11-19 07:53:52,051 INFO L294 olderBase$Statistics]: this new event has 30 ancestors and is cut-off event [2023-11-19 07:53:52,051 INFO L297 olderBase$Statistics]: existing Event has 24 ancestors and is cut-off event [2023-11-19 07:53:52,052 INFO L297 olderBase$Statistics]: existing Event has 24 ancestors and is cut-off event [2023-11-19 07:53:52,052 INFO L297 olderBase$Statistics]: existing Event has 24 ancestors and is cut-off event [2023-11-19 07:53:52,066 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([840] L729-3-->L729-5: Formula: (= v_~g1~0_11 1) InVars {} OutVars{~g1~0=v_~g1~0_11, thr1Thread1of1ForFork2_#t~nondet11#1=|v_thr1Thread1of1ForFork2_#t~nondet11#1_15|} AuxVars[] AssignedVars[~g1~0, thr1Thread1of1ForFork2_#t~nondet11#1][14], [Black: 175#(= |thr1Thread1of1ForFork2_#t~nondet11#1| |#race~g0~0|), 139#L738-2true, 170#true, 185#true, thr2Thread1of1ForFork1InUse, 181#(= |#race~g0~0| 0), thr1Thread1of1ForFork2InUse, 77#L729-5true, Black: 179#true, thr3Thread1of1ForFork0InUse, 117#thr3EXITtrue, 92#L723-4true]) [2023-11-19 07:53:52,066 INFO L294 olderBase$Statistics]: this new event has 32 ancestors and is cut-off event [2023-11-19 07:53:52,066 INFO L297 olderBase$Statistics]: existing Event has 23 ancestors and is cut-off event [2023-11-19 07:53:52,067 INFO L297 olderBase$Statistics]: existing Event has 29 ancestors and is cut-off event [2023-11-19 07:53:52,067 INFO L297 olderBase$Statistics]: existing Event has 29 ancestors and is cut-off event [2023-11-19 07:53:52,071 INFO L292 olderBase$Statistics]: inserting event number 5 for the transition-marking pair ([911] L715-1-->L716-1: Formula: (= |v_#race~g0~0_21| 0) InVars {} OutVars{#race~x~0=|v_#race~x~0_10|, thr3Thread1of1ForFork0_#t~nondet9#1=|v_thr3Thread1of1ForFork0_#t~nondet9#1_23|, #race~g0~0=|v_#race~g0~0_21|} AuxVars[] AssignedVars[#race~x~0, thr3Thread1of1ForFork0_#t~nondet9#1, #race~g0~0][89], [Black: 175#(= |thr1Thread1of1ForFork2_#t~nondet11#1| |#race~g0~0|), 25#L729-3true, 170#true, 33#L723-5true, 185#true, thr2Thread1of1ForFork1InUse, 181#(= |#race~g0~0| 0), thr1Thread1of1ForFork2InUse, Black: 179#true, thr3Thread1of1ForFork0InUse, 135#L740-3true, 105#L716-1true]) [2023-11-19 07:53:52,071 INFO L294 olderBase$Statistics]: this new event has 31 ancestors and is cut-off event [2023-11-19 07:53:52,071 INFO L297 olderBase$Statistics]: existing Event has 24 ancestors and is cut-off event [2023-11-19 07:53:52,071 INFO L297 olderBase$Statistics]: existing Event has 33 ancestors and is cut-off event [2023-11-19 07:53:52,071 INFO L297 olderBase$Statistics]: existing Event has 24 ancestors and is cut-off event [2023-11-19 07:53:52,071 INFO L297 olderBase$Statistics]: existing Event has 31 ancestors and is cut-off event [2023-11-19 07:53:52,082 INFO L292 olderBase$Statistics]: inserting event number 6 for the transition-marking pair ([911] L715-1-->L716-1: Formula: (= |v_#race~g0~0_21| 0) InVars {} OutVars{#race~x~0=|v_#race~x~0_10|, thr3Thread1of1ForFork0_#t~nondet9#1=|v_thr3Thread1of1ForFork0_#t~nondet9#1_23|, #race~g0~0=|v_#race~g0~0_21|} AuxVars[] AssignedVars[#race~x~0, thr3Thread1of1ForFork0_#t~nondet9#1, #race~g0~0][89], [Black: 175#(= |thr1Thread1of1ForFork2_#t~nondet11#1| |#race~g0~0|), 25#L729-3true, 170#true, 185#true, thr2Thread1of1ForFork1InUse, 33#L723-5true, 181#(= |#race~g0~0| 0), thr1Thread1of1ForFork2InUse, Black: 179#true, thr3Thread1of1ForFork0InUse, 135#L740-3true, 105#L716-1true]) [2023-11-19 07:53:52,083 INFO L294 olderBase$Statistics]: this new event has 33 ancestors and is cut-off event [2023-11-19 07:53:52,083 INFO L297 olderBase$Statistics]: existing Event has 24 ancestors and is cut-off event [2023-11-19 07:53:52,083 INFO L297 olderBase$Statistics]: existing Event has 33 ancestors and is cut-off event [2023-11-19 07:53:52,083 INFO L297 olderBase$Statistics]: existing Event has 24 ancestors and is cut-off event [2023-11-19 07:53:52,083 INFO L297 olderBase$Statistics]: existing Event has 31 ancestors and is cut-off event [2023-11-19 07:53:52,083 INFO L297 olderBase$Statistics]: existing Event has 31 ancestors and is cut-off event [2023-11-19 07:53:52,138 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([840] L729-3-->L729-5: Formula: (= v_~g1~0_11 1) InVars {} OutVars{~g1~0=v_~g1~0_11, thr1Thread1of1ForFork2_#t~nondet11#1=|v_thr1Thread1of1ForFork2_#t~nondet11#1_15|} AuxVars[] AssignedVars[~g1~0, thr1Thread1of1ForFork2_#t~nondet11#1][14], [Black: 175#(= |thr1Thread1of1ForFork2_#t~nondet11#1| |#race~g0~0|), 170#true, 185#true, thr2Thread1of1ForFork1InUse, 181#(= |#race~g0~0| 0), thr1Thread1of1ForFork2InUse, Black: 179#true, 77#L729-5true, thr3Thread1of1ForFork0InUse, 135#L740-3true, 117#thr3EXITtrue, 92#L723-4true]) [2023-11-19 07:53:52,139 INFO L294 olderBase$Statistics]: this new event has 33 ancestors and is cut-off event [2023-11-19 07:53:52,139 INFO L297 olderBase$Statistics]: existing Event has 30 ancestors and is cut-off event [2023-11-19 07:53:52,139 INFO L297 olderBase$Statistics]: existing Event has 30 ancestors and is cut-off event [2023-11-19 07:53:52,139 INFO L297 olderBase$Statistics]: existing Event has 24 ancestors and is cut-off event [2023-11-19 07:53:52,158 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([707] L723-5-->L723-6: Formula: (= |v_#race~g1~0_1| 0) InVars {} OutVars{#race~g1~0=|v_#race~g1~0_1|} AuxVars[] AssignedVars[#race~g1~0][23], [139#L738-2true, Black: 175#(= |thr1Thread1of1ForFork2_#t~nondet11#1| |#race~g0~0|), 8#L723-6true, 170#true, 185#true, thr2Thread1of1ForFork1InUse, 181#(= |#race~g0~0| 0), thr1Thread1of1ForFork2InUse, 77#L729-5true, Black: 179#true, thr3Thread1of1ForFork0InUse, 117#thr3EXITtrue]) [2023-11-19 07:53:52,159 INFO L294 olderBase$Statistics]: this new event has 31 ancestors and is cut-off event [2023-11-19 07:53:52,159 INFO L297 olderBase$Statistics]: existing Event has 25 ancestors and is cut-off event [2023-11-19 07:53:52,159 INFO L297 olderBase$Statistics]: existing Event has 25 ancestors and is cut-off event [2023-11-19 07:53:52,159 INFO L297 olderBase$Statistics]: existing Event has 25 ancestors and is cut-off event [2023-11-19 07:53:52,169 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([707] L723-5-->L723-6: Formula: (= |v_#race~g1~0_1| 0) InVars {} OutVars{#race~g1~0=|v_#race~g1~0_1|} AuxVars[] AssignedVars[#race~g1~0][64], [Black: 175#(= |thr1Thread1of1ForFork2_#t~nondet11#1| |#race~g0~0|), 8#L723-6true, 170#true, 18#L740-4true, 185#true, thr2Thread1of1ForFork1InUse, 181#(= |#race~g0~0| 0), thr1Thread1of1ForFork2InUse, Black: 179#true, thr3Thread1of1ForFork0InUse, 117#thr3EXITtrue, 87#L729-7true]) [2023-11-19 07:53:52,169 INFO L294 olderBase$Statistics]: this new event has 31 ancestors and is cut-off event [2023-11-19 07:53:52,169 INFO L297 olderBase$Statistics]: existing Event has 25 ancestors and is cut-off event [2023-11-19 07:53:52,169 INFO L297 olderBase$Statistics]: existing Event has 25 ancestors and is cut-off event [2023-11-19 07:53:52,170 INFO L297 olderBase$Statistics]: existing Event has 25 ancestors and is cut-off event [2023-11-19 07:53:52,232 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([707] L723-5-->L723-6: Formula: (= |v_#race~g1~0_1| 0) InVars {} OutVars{#race~g1~0=|v_#race~g1~0_1|} AuxVars[] AssignedVars[#race~g1~0][23], [Black: 175#(= |thr1Thread1of1ForFork2_#t~nondet11#1| |#race~g0~0|), 8#L723-6true, 170#true, 185#true, thr2Thread1of1ForFork1InUse, 181#(= |#race~g0~0| 0), thr1Thread1of1ForFork2InUse, 77#L729-5true, Black: 179#true, thr3Thread1of1ForFork0InUse, 135#L740-3true, 117#thr3EXITtrue]) [2023-11-19 07:53:52,232 INFO L294 olderBase$Statistics]: this new event has 32 ancestors and is cut-off event [2023-11-19 07:53:52,232 INFO L297 olderBase$Statistics]: existing Event has 26 ancestors and is cut-off event [2023-11-19 07:53:52,232 INFO L297 olderBase$Statistics]: existing Event has 26 ancestors and is cut-off event [2023-11-19 07:53:52,233 INFO L297 olderBase$Statistics]: existing Event has 26 ancestors and is cut-off event [2023-11-19 07:53:52,260 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([707] L723-5-->L723-6: Formula: (= |v_#race~g1~0_1| 0) InVars {} OutVars{#race~g1~0=|v_#race~g1~0_1|} AuxVars[] AssignedVars[#race~g1~0][64], [139#L738-2true, Black: 175#(= |thr1Thread1of1ForFork2_#t~nondet11#1| |#race~g0~0|), 8#L723-6true, 170#true, 185#true, thr2Thread1of1ForFork1InUse, 181#(= |#race~g0~0| 0), thr1Thread1of1ForFork2InUse, Black: 179#true, thr3Thread1of1ForFork0InUse, 117#thr3EXITtrue, 87#L729-7true]) [2023-11-19 07:53:52,260 INFO L294 olderBase$Statistics]: this new event has 32 ancestors and is cut-off event [2023-11-19 07:53:52,260 INFO L297 olderBase$Statistics]: existing Event has 26 ancestors and is cut-off event [2023-11-19 07:53:52,260 INFO L297 olderBase$Statistics]: existing Event has 26 ancestors and is cut-off event [2023-11-19 07:53:52,260 INFO L297 olderBase$Statistics]: existing Event has 26 ancestors and is cut-off event [2023-11-19 07:53:52,270 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([707] L723-5-->L723-6: Formula: (= |v_#race~g1~0_1| 0) InVars {} OutVars{#race~g1~0=|v_#race~g1~0_1|} AuxVars[] AssignedVars[#race~g1~0][23], [Black: 175#(= |thr1Thread1of1ForFork2_#t~nondet11#1| |#race~g0~0|), 40#L730true, 8#L723-6true, 170#true, 18#L740-4true, 185#true, thr2Thread1of1ForFork1InUse, 181#(= |#race~g0~0| 0), thr1Thread1of1ForFork2InUse, Black: 179#true, thr3Thread1of1ForFork0InUse, 117#thr3EXITtrue]) [2023-11-19 07:53:52,270 INFO L294 olderBase$Statistics]: this new event has 32 ancestors and is cut-off event [2023-11-19 07:53:52,270 INFO L297 olderBase$Statistics]: existing Event has 26 ancestors and is cut-off event [2023-11-19 07:53:52,270 INFO L297 olderBase$Statistics]: existing Event has 26 ancestors and is cut-off event [2023-11-19 07:53:52,270 INFO L297 olderBase$Statistics]: existing Event has 26 ancestors and is cut-off event [2023-11-19 07:53:52,322 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([707] L723-5-->L723-6: Formula: (= |v_#race~g1~0_1| 0) InVars {} OutVars{#race~g1~0=|v_#race~g1~0_1|} AuxVars[] AssignedVars[#race~g1~0][64], [Black: 175#(= |thr1Thread1of1ForFork2_#t~nondet11#1| |#race~g0~0|), 8#L723-6true, 170#true, 185#true, thr2Thread1of1ForFork1InUse, 181#(= |#race~g0~0| 0), thr1Thread1of1ForFork2InUse, Black: 179#true, thr3Thread1of1ForFork0InUse, 135#L740-3true, 117#thr3EXITtrue, 87#L729-7true]) [2023-11-19 07:53:52,323 INFO L294 olderBase$Statistics]: this new event has 33 ancestors and is cut-off event [2023-11-19 07:53:52,323 INFO L297 olderBase$Statistics]: existing Event has 27 ancestors and is cut-off event [2023-11-19 07:53:52,323 INFO L297 olderBase$Statistics]: existing Event has 27 ancestors and is cut-off event [2023-11-19 07:53:52,323 INFO L297 olderBase$Statistics]: existing Event has 27 ancestors and is cut-off event [2023-11-19 07:53:52,340 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([707] L723-5-->L723-6: Formula: (= |v_#race~g1~0_1| 0) InVars {} OutVars{#race~g1~0=|v_#race~g1~0_1|} AuxVars[] AssignedVars[#race~g1~0][23], [40#L730true, Black: 175#(= |thr1Thread1of1ForFork2_#t~nondet11#1| |#race~g0~0|), 139#L738-2true, 8#L723-6true, 170#true, 185#true, thr2Thread1of1ForFork1InUse, 181#(= |#race~g0~0| 0), thr1Thread1of1ForFork2InUse, Black: 179#true, thr3Thread1of1ForFork0InUse, 117#thr3EXITtrue]) [2023-11-19 07:53:52,340 INFO L294 olderBase$Statistics]: this new event has 33 ancestors and is cut-off event [2023-11-19 07:53:52,340 INFO L297 olderBase$Statistics]: existing Event has 27 ancestors and is cut-off event [2023-11-19 07:53:52,340 INFO L297 olderBase$Statistics]: existing Event has 27 ancestors and is cut-off event [2023-11-19 07:53:52,340 INFO L297 olderBase$Statistics]: existing Event has 27 ancestors and is cut-off event [2023-11-19 07:53:52,347 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([707] L723-5-->L723-6: Formula: (= |v_#race~g1~0_1| 0) InVars {} OutVars{#race~g1~0=|v_#race~g1~0_1|} AuxVars[] AssignedVars[#race~g1~0][23], [60#L730-1true, Black: 175#(= |thr1Thread1of1ForFork2_#t~nondet11#1| |#race~g0~0|), 8#L723-6true, 170#true, 18#L740-4true, 185#true, thr2Thread1of1ForFork1InUse, 181#(= |#race~g0~0| 0), thr1Thread1of1ForFork2InUse, Black: 179#true, thr3Thread1of1ForFork0InUse, 117#thr3EXITtrue]) [2023-11-19 07:53:52,347 INFO L294 olderBase$Statistics]: this new event has 33 ancestors and is cut-off event [2023-11-19 07:53:52,347 INFO L297 olderBase$Statistics]: existing Event has 27 ancestors and is cut-off event [2023-11-19 07:53:52,347 INFO L297 olderBase$Statistics]: existing Event has 27 ancestors and is cut-off event [2023-11-19 07:53:52,347 INFO L297 olderBase$Statistics]: existing Event has 27 ancestors and is cut-off event [2023-11-19 07:53:52,385 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([707] L723-5-->L723-6: Formula: (= |v_#race~g1~0_1| 0) InVars {} OutVars{#race~g1~0=|v_#race~g1~0_1|} AuxVars[] AssignedVars[#race~g1~0][23], [Black: 175#(= |thr1Thread1of1ForFork2_#t~nondet11#1| |#race~g0~0|), 40#L730true, 8#L723-6true, 170#true, 185#true, thr2Thread1of1ForFork1InUse, 181#(= |#race~g0~0| 0), thr1Thread1of1ForFork2InUse, Black: 179#true, thr3Thread1of1ForFork0InUse, 135#L740-3true, 117#thr3EXITtrue]) [2023-11-19 07:53:52,386 INFO L294 olderBase$Statistics]: this new event has 34 ancestors and is cut-off event [2023-11-19 07:53:52,386 INFO L297 olderBase$Statistics]: existing Event has 28 ancestors and is cut-off event [2023-11-19 07:53:52,386 INFO L297 olderBase$Statistics]: existing Event has 28 ancestors and is cut-off event [2023-11-19 07:53:52,386 INFO L297 olderBase$Statistics]: existing Event has 28 ancestors and is cut-off event [2023-11-19 07:53:52,400 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([707] L723-5-->L723-6: Formula: (= |v_#race~g1~0_1| 0) InVars {} OutVars{#race~g1~0=|v_#race~g1~0_1|} AuxVars[] AssignedVars[#race~g1~0][23], [60#L730-1true, 139#L738-2true, Black: 175#(= |thr1Thread1of1ForFork2_#t~nondet11#1| |#race~g0~0|), 8#L723-6true, 170#true, 185#true, thr2Thread1of1ForFork1InUse, 181#(= |#race~g0~0| 0), thr1Thread1of1ForFork2InUse, Black: 179#true, thr3Thread1of1ForFork0InUse, 117#thr3EXITtrue]) [2023-11-19 07:53:52,400 INFO L294 olderBase$Statistics]: this new event has 34 ancestors and is cut-off event [2023-11-19 07:53:52,400 INFO L297 olderBase$Statistics]: existing Event has 28 ancestors and is cut-off event [2023-11-19 07:53:52,400 INFO L297 olderBase$Statistics]: existing Event has 28 ancestors and is cut-off event [2023-11-19 07:53:52,400 INFO L297 olderBase$Statistics]: existing Event has 28 ancestors and is cut-off event [2023-11-19 07:53:52,405 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([707] L723-5-->L723-6: Formula: (= |v_#race~g1~0_1| 0) InVars {} OutVars{#race~g1~0=|v_#race~g1~0_1|} AuxVars[] AssignedVars[#race~g1~0][23], [Black: 175#(= |thr1Thread1of1ForFork2_#t~nondet11#1| |#race~g0~0|), 8#L723-6true, 170#true, 140#L731-1true, 18#L740-4true, 185#true, thr2Thread1of1ForFork1InUse, 181#(= |#race~g0~0| 0), thr1Thread1of1ForFork2InUse, Black: 179#true, thr3Thread1of1ForFork0InUse, 117#thr3EXITtrue]) [2023-11-19 07:53:52,405 INFO L294 olderBase$Statistics]: this new event has 34 ancestors and is cut-off event [2023-11-19 07:53:52,405 INFO L297 olderBase$Statistics]: existing Event has 28 ancestors and is cut-off event [2023-11-19 07:53:52,405 INFO L297 olderBase$Statistics]: existing Event has 28 ancestors and is cut-off event [2023-11-19 07:53:52,405 INFO L297 olderBase$Statistics]: existing Event has 28 ancestors and is cut-off event [2023-11-19 07:53:52,576 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([707] L723-5-->L723-6: Formula: (= |v_#race~g1~0_1| 0) InVars {} OutVars{#race~g1~0=|v_#race~g1~0_1|} AuxVars[] AssignedVars[#race~g1~0][23], [60#L730-1true, Black: 175#(= |thr1Thread1of1ForFork2_#t~nondet11#1| |#race~g0~0|), 8#L723-6true, 170#true, thr2Thread1of1ForFork1InUse, 185#true, 181#(= |#race~g0~0| 0), thr1Thread1of1ForFork2InUse, Black: 179#true, thr3Thread1of1ForFork0InUse, 135#L740-3true, 117#thr3EXITtrue]) [2023-11-19 07:53:52,576 INFO L294 olderBase$Statistics]: this new event has 35 ancestors and is cut-off event [2023-11-19 07:53:52,576 INFO L297 olderBase$Statistics]: existing Event has 29 ancestors and is cut-off event [2023-11-19 07:53:52,576 INFO L297 olderBase$Statistics]: existing Event has 29 ancestors and is cut-off event [2023-11-19 07:53:52,577 INFO L297 olderBase$Statistics]: existing Event has 29 ancestors and is cut-off event [2023-11-19 07:53:52,590 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([707] L723-5-->L723-6: Formula: (= |v_#race~g1~0_1| 0) InVars {} OutVars{#race~g1~0=|v_#race~g1~0_1|} AuxVars[] AssignedVars[#race~g1~0][23], [139#L738-2true, Black: 175#(= |thr1Thread1of1ForFork2_#t~nondet11#1| |#race~g0~0|), 8#L723-6true, 170#true, 140#L731-1true, 185#true, thr2Thread1of1ForFork1InUse, 181#(= |#race~g0~0| 0), thr1Thread1of1ForFork2InUse, Black: 179#true, thr3Thread1of1ForFork0InUse, 117#thr3EXITtrue]) [2023-11-19 07:53:52,591 INFO L294 olderBase$Statistics]: this new event has 35 ancestors and is cut-off event [2023-11-19 07:53:52,591 INFO L297 olderBase$Statistics]: existing Event has 29 ancestors and is cut-off event [2023-11-19 07:53:52,591 INFO L297 olderBase$Statistics]: existing Event has 29 ancestors and is cut-off event [2023-11-19 07:53:52,591 INFO L297 olderBase$Statistics]: existing Event has 29 ancestors and is cut-off event [2023-11-19 07:53:52,623 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([707] L723-5-->L723-6: Formula: (= |v_#race~g1~0_1| 0) InVars {} OutVars{#race~g1~0=|v_#race~g1~0_1|} AuxVars[] AssignedVars[#race~g1~0][23], [Black: 175#(= |thr1Thread1of1ForFork2_#t~nondet11#1| |#race~g0~0|), 8#L723-6true, 170#true, 140#L731-1true, 185#true, thr2Thread1of1ForFork1InUse, 181#(= |#race~g0~0| 0), thr1Thread1of1ForFork2InUse, Black: 179#true, thr3Thread1of1ForFork0InUse, 135#L740-3true, 117#thr3EXITtrue]) [2023-11-19 07:53:52,623 INFO L294 olderBase$Statistics]: this new event has 36 ancestors and is cut-off event [2023-11-19 07:53:52,624 INFO L297 olderBase$Statistics]: existing Event has 30 ancestors and is cut-off event [2023-11-19 07:53:52,624 INFO L297 olderBase$Statistics]: existing Event has 30 ancestors and is cut-off event [2023-11-19 07:53:52,624 INFO L297 olderBase$Statistics]: existing Event has 30 ancestors and is cut-off event [2023-11-19 07:53:52,629 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([911] L715-1-->L716-1: Formula: (= |v_#race~g0~0_21| 0) InVars {} OutVars{#race~x~0=|v_#race~x~0_10|, thr3Thread1of1ForFork0_#t~nondet9#1=|v_thr3Thread1of1ForFork0_#t~nondet9#1_23|, #race~g0~0=|v_#race~g0~0_21|} AuxVars[] AssignedVars[#race~x~0, thr3Thread1of1ForFork0_#t~nondet9#1, #race~g0~0][80], [146#thr1Err2ASSERT_VIOLATIONDATA_RACEtrue, Black: 175#(= |thr1Thread1of1ForFork2_#t~nondet11#1| |#race~g0~0|), 170#true, 18#L740-4true, 33#L723-5true, 185#true, thr2Thread1of1ForFork1InUse, 181#(= |#race~g0~0| 0), thr1Thread1of1ForFork2InUse, Black: 179#true, thr3Thread1of1ForFork0InUse, 105#L716-1true]) [2023-11-19 07:53:52,629 INFO L294 olderBase$Statistics]: this new event has 38 ancestors and is cut-off event [2023-11-19 07:53:52,630 INFO L297 olderBase$Statistics]: existing Event has 22 ancestors and is cut-off event [2023-11-19 07:53:52,630 INFO L297 olderBase$Statistics]: existing Event has 31 ancestors and is cut-off event [2023-11-19 07:53:52,630 INFO L297 olderBase$Statistics]: existing Event has 29 ancestors and is cut-off event [2023-11-19 07:53:52,630 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([911] L715-1-->L716-1: Formula: (= |v_#race~g0~0_21| 0) InVars {} OutVars{#race~x~0=|v_#race~x~0_10|, thr3Thread1of1ForFork0_#t~nondet9#1=|v_thr3Thread1of1ForFork0_#t~nondet9#1_23|, #race~g0~0=|v_#race~g0~0_21|} AuxVars[] AssignedVars[#race~x~0, thr3Thread1of1ForFork0_#t~nondet9#1, #race~g0~0][80], [146#thr1Err2ASSERT_VIOLATIONDATA_RACEtrue, Black: 175#(= |thr1Thread1of1ForFork2_#t~nondet11#1| |#race~g0~0|), 170#true, 18#L740-4true, 185#true, thr2Thread1of1ForFork1InUse, 181#(= |#race~g0~0| 0), thr1Thread1of1ForFork2InUse, Black: 179#true, thr3Thread1of1ForFork0InUse, 105#L716-1true, 92#L723-4true]) [2023-11-19 07:53:52,630 INFO L294 olderBase$Statistics]: this new event has 37 ancestors and is cut-off event [2023-11-19 07:53:52,630 INFO L297 olderBase$Statistics]: existing Event has 21 ancestors and is cut-off event [2023-11-19 07:53:52,630 INFO L297 olderBase$Statistics]: existing Event has 30 ancestors and is cut-off event [2023-11-19 07:53:52,630 INFO L297 olderBase$Statistics]: existing Event has 28 ancestors and is cut-off event [2023-11-19 07:53:52,637 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([707] L723-5-->L723-6: Formula: (= |v_#race~g1~0_1| 0) InVars {} OutVars{#race~g1~0=|v_#race~g1~0_1|} AuxVars[] AssignedVars[#race~g1~0][23], [Black: 175#(= |thr1Thread1of1ForFork2_#t~nondet11#1| |#race~g0~0|), 8#L723-6true, 170#true, 18#L740-4true, 185#true, thr2Thread1of1ForFork1InUse, 181#(= |#race~g0~0| 0), thr1Thread1of1ForFork2InUse, Black: 179#true, thr3Thread1of1ForFork0InUse, 133#thr1EXITtrue, 117#thr3EXITtrue]) [2023-11-19 07:53:52,638 INFO L294 olderBase$Statistics]: this new event has 36 ancestors and is cut-off event [2023-11-19 07:53:52,638 INFO L297 olderBase$Statistics]: existing Event has 30 ancestors and is cut-off event [2023-11-19 07:53:52,638 INFO L297 olderBase$Statistics]: existing Event has 30 ancestors and is cut-off event [2023-11-19 07:53:52,638 INFO L297 olderBase$Statistics]: existing Event has 30 ancestors and is cut-off event [2023-11-19 07:53:52,661 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([911] L715-1-->L716-1: Formula: (= |v_#race~g0~0_21| 0) InVars {} OutVars{#race~x~0=|v_#race~x~0_10|, thr3Thread1of1ForFork0_#t~nondet9#1=|v_thr3Thread1of1ForFork0_#t~nondet9#1_23|, #race~g0~0=|v_#race~g0~0_21|} AuxVars[] AssignedVars[#race~x~0, thr3Thread1of1ForFork0_#t~nondet9#1, #race~g0~0][80], [146#thr1Err2ASSERT_VIOLATIONDATA_RACEtrue, 139#L738-2true, Black: 175#(= |thr1Thread1of1ForFork2_#t~nondet11#1| |#race~g0~0|), 170#true, 185#true, thr2Thread1of1ForFork1InUse, 181#(= |#race~g0~0| 0), thr1Thread1of1ForFork2InUse, Black: 179#true, thr3Thread1of1ForFork0InUse, 105#L716-1true, 92#L723-4true]) [2023-11-19 07:53:52,661 INFO L294 olderBase$Statistics]: this new event has 38 ancestors and is cut-off event [2023-11-19 07:53:52,661 INFO L297 olderBase$Statistics]: existing Event has 31 ancestors and is cut-off event [2023-11-19 07:53:52,662 INFO L297 olderBase$Statistics]: existing Event has 22 ancestors and is cut-off event [2023-11-19 07:53:52,662 INFO L297 olderBase$Statistics]: existing Event has 29 ancestors and is cut-off event [2023-11-19 07:53:52,662 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([911] L715-1-->L716-1: Formula: (= |v_#race~g0~0_21| 0) InVars {} OutVars{#race~x~0=|v_#race~x~0_10|, thr3Thread1of1ForFork0_#t~nondet9#1=|v_thr3Thread1of1ForFork0_#t~nondet9#1_23|, #race~g0~0=|v_#race~g0~0_21|} AuxVars[] AssignedVars[#race~x~0, thr3Thread1of1ForFork0_#t~nondet9#1, #race~g0~0][80], [146#thr1Err2ASSERT_VIOLATIONDATA_RACEtrue, 139#L738-2true, Black: 175#(= |thr1Thread1of1ForFork2_#t~nondet11#1| |#race~g0~0|), 170#true, 33#L723-5true, 185#true, thr2Thread1of1ForFork1InUse, 181#(= |#race~g0~0| 0), thr1Thread1of1ForFork2InUse, Black: 179#true, thr3Thread1of1ForFork0InUse, 105#L716-1true]) [2023-11-19 07:53:52,662 INFO L294 olderBase$Statistics]: this new event has 39 ancestors and is cut-off event [2023-11-19 07:53:52,662 INFO L297 olderBase$Statistics]: existing Event has 32 ancestors and is cut-off event [2023-11-19 07:53:52,663 INFO L297 olderBase$Statistics]: existing Event has 23 ancestors and is cut-off event [2023-11-19 07:53:52,663 INFO L297 olderBase$Statistics]: existing Event has 30 ancestors and is cut-off event [2023-11-19 07:53:52,667 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([707] L723-5-->L723-6: Formula: (= |v_#race~g1~0_1| 0) InVars {} OutVars{#race~g1~0=|v_#race~g1~0_1|} AuxVars[] AssignedVars[#race~g1~0][23], [Black: 175#(= |thr1Thread1of1ForFork2_#t~nondet11#1| |#race~g0~0|), 139#L738-2true, 8#L723-6true, 170#true, 185#true, thr2Thread1of1ForFork1InUse, 181#(= |#race~g0~0| 0), thr1Thread1of1ForFork2InUse, Black: 179#true, thr3Thread1of1ForFork0InUse, 133#thr1EXITtrue, 117#thr3EXITtrue]) [2023-11-19 07:53:52,667 INFO L294 olderBase$Statistics]: this new event has 37 ancestors and is cut-off event [2023-11-19 07:53:52,667 INFO L297 olderBase$Statistics]: existing Event has 31 ancestors and is cut-off event [2023-11-19 07:53:52,667 INFO L297 olderBase$Statistics]: existing Event has 31 ancestors and is cut-off event [2023-11-19 07:53:52,667 INFO L297 olderBase$Statistics]: existing Event has 31 ancestors and is cut-off event [2023-11-19 07:53:52,677 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([911] L715-1-->L716-1: Formula: (= |v_#race~g0~0_21| 0) InVars {} OutVars{#race~x~0=|v_#race~x~0_10|, thr3Thread1of1ForFork0_#t~nondet9#1=|v_thr3Thread1of1ForFork0_#t~nondet9#1_23|, #race~g0~0=|v_#race~g0~0_21|} AuxVars[] AssignedVars[#race~x~0, thr3Thread1of1ForFork0_#t~nondet9#1, #race~g0~0][80], [146#thr1Err2ASSERT_VIOLATIONDATA_RACEtrue, Black: 175#(= |thr1Thread1of1ForFork2_#t~nondet11#1| |#race~g0~0|), 170#true, 185#true, thr2Thread1of1ForFork1InUse, 181#(= |#race~g0~0| 0), thr1Thread1of1ForFork2InUse, Black: 179#true, thr3Thread1of1ForFork0InUse, 135#L740-3true, 105#L716-1true, 92#L723-4true]) [2023-11-19 07:53:52,678 INFO L294 olderBase$Statistics]: this new event has 39 ancestors and is cut-off event [2023-11-19 07:53:52,678 INFO L297 olderBase$Statistics]: existing Event has 32 ancestors and is cut-off event [2023-11-19 07:53:52,678 INFO L297 olderBase$Statistics]: existing Event has 23 ancestors and is cut-off event [2023-11-19 07:53:52,678 INFO L297 olderBase$Statistics]: existing Event has 30 ancestors and is cut-off event [2023-11-19 07:53:52,678 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([911] L715-1-->L716-1: Formula: (= |v_#race~g0~0_21| 0) InVars {} OutVars{#race~x~0=|v_#race~x~0_10|, thr3Thread1of1ForFork0_#t~nondet9#1=|v_thr3Thread1of1ForFork0_#t~nondet9#1_23|, #race~g0~0=|v_#race~g0~0_21|} AuxVars[] AssignedVars[#race~x~0, thr3Thread1of1ForFork0_#t~nondet9#1, #race~g0~0][80], [146#thr1Err2ASSERT_VIOLATIONDATA_RACEtrue, Black: 175#(= |thr1Thread1of1ForFork2_#t~nondet11#1| |#race~g0~0|), 170#true, 185#true, 33#L723-5true, thr2Thread1of1ForFork1InUse, 181#(= |#race~g0~0| 0), thr1Thread1of1ForFork2InUse, Black: 179#true, thr3Thread1of1ForFork0InUse, 135#L740-3true, 105#L716-1true]) [2023-11-19 07:53:52,678 INFO L294 olderBase$Statistics]: this new event has 40 ancestors and is cut-off event [2023-11-19 07:53:52,678 INFO L297 olderBase$Statistics]: existing Event has 33 ancestors and is cut-off event [2023-11-19 07:53:52,679 INFO L297 olderBase$Statistics]: existing Event has 24 ancestors and is cut-off event [2023-11-19 07:53:52,679 INFO L297 olderBase$Statistics]: existing Event has 31 ancestors and is cut-off event [2023-11-19 07:53:52,681 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([707] L723-5-->L723-6: Formula: (= |v_#race~g1~0_1| 0) InVars {} OutVars{#race~g1~0=|v_#race~g1~0_1|} AuxVars[] AssignedVars[#race~g1~0][23], [Black: 175#(= |thr1Thread1of1ForFork2_#t~nondet11#1| |#race~g0~0|), 8#L723-6true, 170#true, 185#true, thr2Thread1of1ForFork1InUse, 181#(= |#race~g0~0| 0), thr1Thread1of1ForFork2InUse, Black: 179#true, thr3Thread1of1ForFork0InUse, 135#L740-3true, 133#thr1EXITtrue, 117#thr3EXITtrue]) [2023-11-19 07:53:52,681 INFO L294 olderBase$Statistics]: this new event has 38 ancestors and is cut-off event [2023-11-19 07:53:52,681 INFO L297 olderBase$Statistics]: existing Event has 32 ancestors and is cut-off event [2023-11-19 07:53:52,682 INFO L297 olderBase$Statistics]: existing Event has 32 ancestors and is cut-off event [2023-11-19 07:53:52,682 INFO L297 olderBase$Statistics]: existing Event has 32 ancestors and is cut-off event [2023-11-19 07:53:52,706 INFO L124 PetriNetUnfolderBase]: 20986/35032 cut-off events. [2023-11-19 07:53:52,706 INFO L125 PetriNetUnfolderBase]: For 8055/11793 co-relation queries the response was YES. [2023-11-19 07:53:52,781 INFO L83 FinitePrefix]: Finished finitePrefix Result has 72926 conditions, 35032 events. 20986/35032 cut-off events. For 8055/11793 co-relation queries the response was YES. Maximal size of possible extension queue 1431. Compared 296224 event pairs, 13495 based on Foata normal form. 670/32145 useless extension candidates. Maximal degree in co-relation 72919. Up to 26312 conditions per place. [2023-11-19 07:53:52,991 INFO L140 encePairwiseOnDemand]: 273/279 looper letters, 68 selfloop transitions, 5 changer transitions 0/106 dead transitions. [2023-11-19 07:53:52,991 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 76 places, 106 transitions, 487 flow [2023-11-19 07:53:52,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 07:53:52,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-19 07:53:52,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 434 transitions. [2023-11-19 07:53:52,994 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5185185185185185 [2023-11-19 07:53:52,994 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 434 transitions. [2023-11-19 07:53:52,994 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 434 transitions. [2023-11-19 07:53:52,995 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-19 07:53:52,995 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 434 transitions. [2023-11-19 07:53:52,997 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 144.66666666666666) internal successors, (434), 3 states have internal predecessors, (434), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:53:53,000 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 279.0) internal successors, (1116), 4 states have internal predecessors, (1116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:53:53,001 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 279.0) internal successors, (1116), 4 states have internal predecessors, (1116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:53:53,001 INFO L175 Difference]: Start difference. First operand has 74 places, 77 transitions, 258 flow. Second operand 3 states and 434 transitions. [2023-11-19 07:53:53,001 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 76 places, 106 transitions, 487 flow [2023-11-19 07:53:53,058 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 74 places, 106 transitions, 465 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-11-19 07:53:53,061 INFO L231 Difference]: Finished difference. Result has 75 places, 81 transitions, 273 flow [2023-11-19 07:53:53,062 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=279, PETRI_DIFFERENCE_MINUEND_FLOW=240, PETRI_DIFFERENCE_MINUEND_PLACES=72, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=77, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=72, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=273, PETRI_PLACES=75, PETRI_TRANSITIONS=81} [2023-11-19 07:53:53,064 INFO L281 CegarLoopForPetriNet]: 88 programPoint places, -13 predicate places. [2023-11-19 07:53:53,064 INFO L495 AbstractCegarLoop]: Abstraction has has 75 places, 81 transitions, 273 flow [2023-11-19 07:53:53,064 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 125.33333333333333) internal successors, (376), 3 states have internal predecessors, (376), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:53:53,065 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-19 07:53:53,065 INFO L208 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:53:53,065 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-11-19 07:53:53,065 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr2Err0ASSERT_VIOLATIONDATA_RACE, thr2Err1ASSERT_VIOLATIONDATA_RACE, thr2Err2ASSERT_VIOLATIONDATA_RACE, thr2Err3ASSERT_VIOLATIONDATA_RACE (and 55 more)] === [2023-11-19 07:53:53,066 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:53:53,066 INFO L85 PathProgramCache]: Analyzing trace with hash 1660799786, now seen corresponding path program 1 times [2023-11-19 07:53:53,066 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:53:53,066 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1777790407] [2023-11-19 07:53:53,066 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:53:53,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:53:53,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:53:53,109 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 07:53:53,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:53:53,164 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 07:53:53,164 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-19 07:53:53,166 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (58 of 59 remaining) [2023-11-19 07:53:53,168 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err0ASSERT_VIOLATIONDATA_RACE (57 of 59 remaining) [2023-11-19 07:53:53,171 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err1ASSERT_VIOLATIONDATA_RACE (56 of 59 remaining) [2023-11-19 07:53:53,171 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err2ASSERT_VIOLATIONDATA_RACE (55 of 59 remaining) [2023-11-19 07:53:53,172 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err3ASSERT_VIOLATIONDATA_RACE (54 of 59 remaining) [2023-11-19 07:53:53,172 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err4ASSERT_VIOLATIONDATA_RACE (53 of 59 remaining) [2023-11-19 07:53:53,172 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err5ASSERT_VIOLATIONDATA_RACE (52 of 59 remaining) [2023-11-19 07:53:53,172 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr3Err0ASSERT_VIOLATIONDATA_RACE (51 of 59 remaining) [2023-11-19 07:53:53,173 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr3Err1ASSERT_VIOLATIONDATA_RACE (50 of 59 remaining) [2023-11-19 07:53:53,173 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr3Err5ASSERT_VIOLATIONDATA_RACE (49 of 59 remaining) [2023-11-19 07:53:53,173 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr3Err6ASSERT_VIOLATIONDATA_RACE (48 of 59 remaining) [2023-11-19 07:53:53,173 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr3Err7ASSERT_VIOLATIONDATA_RACE (47 of 59 remaining) [2023-11-19 07:53:53,173 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr3Err8ASSERT_VIOLATIONDATA_RACE (46 of 59 remaining) [2023-11-19 07:53:53,174 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr3Err2ASSERT_VIOLATIONDATA_RACE (45 of 59 remaining) [2023-11-19 07:53:53,174 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr3Err9ASSERT_VIOLATIONDATA_RACE (44 of 59 remaining) [2023-11-19 07:53:53,174 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr3Err13ASSERT_VIOLATIONDATA_RACE (43 of 59 remaining) [2023-11-19 07:53:53,175 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr3Err14ASSERT_VIOLATIONDATA_RACE (42 of 59 remaining) [2023-11-19 07:53:53,180 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr3Err3ASSERT_VIOLATIONDATA_RACE (41 of 59 remaining) [2023-11-19 07:53:53,180 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr3Err10ASSERT_VIOLATIONDATA_RACE (40 of 59 remaining) [2023-11-19 07:53:53,180 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr3Err11ASSERT_VIOLATIONDATA_RACE (39 of 59 remaining) [2023-11-19 07:53:53,181 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr3Err4ASSERT_VIOLATIONDATA_RACE (38 of 59 remaining) [2023-11-19 07:53:53,181 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr3Err12ASSERT_VIOLATIONDATA_RACE (37 of 59 remaining) [2023-11-19 07:53:53,181 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (36 of 59 remaining) [2023-11-19 07:53:53,181 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (35 of 59 remaining) [2023-11-19 07:53:53,182 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (34 of 59 remaining) [2023-11-19 07:53:53,182 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (33 of 59 remaining) [2023-11-19 07:53:53,182 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (32 of 59 remaining) [2023-11-19 07:53:53,183 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (31 of 59 remaining) [2023-11-19 07:53:53,183 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONDATA_RACE (30 of 59 remaining) [2023-11-19 07:53:53,183 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (29 of 59 remaining) [2023-11-19 07:53:53,183 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (28 of 59 remaining) [2023-11-19 07:53:53,184 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err0ASSERT_VIOLATIONDATA_RACE (27 of 59 remaining) [2023-11-19 07:53:53,184 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err1ASSERT_VIOLATIONDATA_RACE (26 of 59 remaining) [2023-11-19 07:53:53,184 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err2ASSERT_VIOLATIONDATA_RACE (25 of 59 remaining) [2023-11-19 07:53:53,184 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err3ASSERT_VIOLATIONDATA_RACE (24 of 59 remaining) [2023-11-19 07:53:53,184 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err4ASSERT_VIOLATIONDATA_RACE (23 of 59 remaining) [2023-11-19 07:53:53,185 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err5ASSERT_VIOLATIONDATA_RACE (22 of 59 remaining) [2023-11-19 07:53:53,185 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr3Err0ASSERT_VIOLATIONDATA_RACE (21 of 59 remaining) [2023-11-19 07:53:53,185 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr3Err1ASSERT_VIOLATIONDATA_RACE (20 of 59 remaining) [2023-11-19 07:53:53,185 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr3Err5ASSERT_VIOLATIONDATA_RACE (19 of 59 remaining) [2023-11-19 07:53:53,186 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr3Err6ASSERT_VIOLATIONDATA_RACE (18 of 59 remaining) [2023-11-19 07:53:53,186 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr3Err7ASSERT_VIOLATIONDATA_RACE (17 of 59 remaining) [2023-11-19 07:53:53,186 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr3Err8ASSERT_VIOLATIONDATA_RACE (16 of 59 remaining) [2023-11-19 07:53:53,186 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr3Err2ASSERT_VIOLATIONDATA_RACE (15 of 59 remaining) [2023-11-19 07:53:53,186 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr3Err9ASSERT_VIOLATIONDATA_RACE (14 of 59 remaining) [2023-11-19 07:53:53,187 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr3Err13ASSERT_VIOLATIONDATA_RACE (13 of 59 remaining) [2023-11-19 07:53:53,187 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr3Err14ASSERT_VIOLATIONDATA_RACE (12 of 59 remaining) [2023-11-19 07:53:53,187 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr3Err3ASSERT_VIOLATIONDATA_RACE (11 of 59 remaining) [2023-11-19 07:53:53,187 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr3Err10ASSERT_VIOLATIONDATA_RACE (10 of 59 remaining) [2023-11-19 07:53:53,189 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr3Err11ASSERT_VIOLATIONDATA_RACE (9 of 59 remaining) [2023-11-19 07:53:53,189 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr3Err4ASSERT_VIOLATIONDATA_RACE (8 of 59 remaining) [2023-11-19 07:53:53,189 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr3Err12ASSERT_VIOLATIONDATA_RACE (7 of 59 remaining) [2023-11-19 07:53:53,190 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (6 of 59 remaining) [2023-11-19 07:53:53,190 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (5 of 59 remaining) [2023-11-19 07:53:53,190 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (4 of 59 remaining) [2023-11-19 07:53:53,190 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (3 of 59 remaining) [2023-11-19 07:53:53,191 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (2 of 59 remaining) [2023-11-19 07:53:53,191 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (1 of 59 remaining) [2023-11-19 07:53:53,191 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONDATA_RACE (0 of 59 remaining) [2023-11-19 07:53:53,192 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-11-19 07:53:53,192 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2023-11-19 07:53:53,195 WARN L233 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2023-11-19 07:53:53,195 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2023-11-19 07:53:53,277 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-11-19 07:53:53,290 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 292 places, 296 transitions, 622 flow [2023-11-19 07:53:53,357 INFO L124 PetriNetUnfolderBase]: 17/262 cut-off events. [2023-11-19 07:53:53,357 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2023-11-19 07:53:53,361 INFO L83 FinitePrefix]: Finished finitePrefix Result has 278 conditions, 262 events. 17/262 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 900 event pairs, 0 based on Foata normal form. 0/199 useless extension candidates. Maximal degree in co-relation 271. Up to 6 conditions per place. [2023-11-19 07:53:53,361 INFO L82 GeneralOperation]: Start removeDead. Operand has 292 places, 296 transitions, 622 flow [2023-11-19 07:53:53,370 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 234 places, 238 transitions, 492 flow [2023-11-19 07:53:53,370 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2023-11-19 07:53:53,370 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 234 places, 238 transitions, 492 flow [2023-11-19 07:53:53,371 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 234 places, 238 transitions, 492 flow [2023-11-19 07:53:53,371 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 234 places, 238 transitions, 492 flow [2023-11-19 07:53:53,437 INFO L124 PetriNetUnfolderBase]: 17/262 cut-off events. [2023-11-19 07:53:53,437 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2023-11-19 07:53:53,441 INFO L83 FinitePrefix]: Finished finitePrefix Result has 276 conditions, 262 events. 17/262 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 899 event pairs, 0 based on Foata normal form. 0/199 useless extension candidates. Maximal degree in co-relation 251. Up to 6 conditions per place. [2023-11-19 07:53:53,467 INFO L119 LiptonReduction]: Number of co-enabled transitions 33262 [2023-11-19 07:53:56,137 INFO L134 LiptonReduction]: Checked pairs total: 169576 [2023-11-19 07:53:56,138 INFO L136 LiptonReduction]: Total number of compositions: 144 [2023-11-19 07:53:56,140 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 07:53:56,141 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;@491e185d, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-19 07:53:56,141 INFO L358 AbstractCegarLoop]: Starting to check reachability of 87 error locations. [2023-11-19 07:53:56,143 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2023-11-19 07:53:56,143 INFO L124 PetriNetUnfolderBase]: 0/3 cut-off events. [2023-11-19 07:53:56,143 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-11-19 07:53:56,143 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-19 07:53:56,144 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1] [2023-11-19 07:53:56,144 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err1ASSERT_VIOLATIONDATA_RACE === [thr2Err0ASSERT_VIOLATIONDATA_RACE, thr2Err1ASSERT_VIOLATIONDATA_RACE, thr2Err2ASSERT_VIOLATIONDATA_RACE, thr2Err3ASSERT_VIOLATIONDATA_RACE (and 83 more)] === [2023-11-19 07:53:56,144 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:53:56,144 INFO L85 PathProgramCache]: Analyzing trace with hash 1510040, now seen corresponding path program 1 times [2023-11-19 07:53:56,145 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:53:56,145 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [919126637] [2023-11-19 07:53:56,145 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:53:56,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:53:56,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:53:56,161 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 07:53:56,161 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:53:56,162 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [919126637] [2023-11-19 07:53:56,162 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [919126637] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:53:56,162 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:53:56,162 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-11-19 07:53:56,162 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [365853235] [2023-11-19 07:53:56,163 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:53:56,163 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-19 07:53:56,163 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:53:56,163 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-19 07:53:56,164 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 07:53:56,164 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 224 out of 440 [2023-11-19 07:53:56,165 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 135 places, 132 transitions, 280 flow. Second operand has 2 states, 2 states have (on average 225.5) internal successors, (451), 2 states have internal predecessors, (451), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:53:56,166 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-19 07:53:56,166 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 224 of 440 [2023-11-19 07:53:56,166 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-19 07:54:05,199 INFO L124 PetriNetUnfolderBase]: 56993/95463 cut-off events. [2023-11-19 07:54:05,199 INFO L125 PetriNetUnfolderBase]: For 1841/1841 co-relation queries the response was YES. [2023-11-19 07:54:05,378 INFO L83 FinitePrefix]: Finished finitePrefix Result has 170521 conditions, 95463 events. 56993/95463 cut-off events. For 1841/1841 co-relation queries the response was YES. Maximal size of possible extension queue 3828. Compared 934206 event pairs, 48452 based on Foata normal form. 5167/92327 useless extension candidates. Maximal degree in co-relation 170509. Up to 73395 conditions per place. [2023-11-19 07:54:05,952 INFO L140 encePairwiseOnDemand]: 411/440 looper letters, 49 selfloop transitions, 0 changer transitions 0/103 dead transitions. [2023-11-19 07:54:05,952 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 110 places, 103 transitions, 320 flow [2023-11-19 07:54:05,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-19 07:54:05,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2023-11-19 07:54:05,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 526 transitions. [2023-11-19 07:54:05,961 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5977272727272728 [2023-11-19 07:54:05,961 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 526 transitions. [2023-11-19 07:54:05,961 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 526 transitions. [2023-11-19 07:54:05,962 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-19 07:54:05,962 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 526 transitions. [2023-11-19 07:54:05,969 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 263.0) internal successors, (526), 2 states have internal predecessors, (526), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:54:05,973 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 440.0) internal successors, (1320), 3 states have internal predecessors, (1320), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:54:05,974 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 440.0) internal successors, (1320), 3 states have internal predecessors, (1320), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:54:05,974 INFO L175 Difference]: Start difference. First operand has 135 places, 132 transitions, 280 flow. Second operand 2 states and 526 transitions. [2023-11-19 07:54:05,974 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 110 places, 103 transitions, 320 flow [2023-11-19 07:54:05,978 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 108 places, 103 transitions, 318 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-11-19 07:54:05,981 INFO L231 Difference]: Finished difference. Result has 108 places, 103 transitions, 220 flow [2023-11-19 07:54:05,981 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=440, PETRI_DIFFERENCE_MINUEND_FLOW=220, PETRI_DIFFERENCE_MINUEND_PLACES=107, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=103, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=103, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=220, PETRI_PLACES=108, PETRI_TRANSITIONS=103} [2023-11-19 07:54:05,988 INFO L281 CegarLoopForPetriNet]: 135 programPoint places, -27 predicate places. [2023-11-19 07:54:05,988 INFO L495 AbstractCegarLoop]: Abstraction has has 108 places, 103 transitions, 220 flow [2023-11-19 07:54:05,988 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 225.5) internal successors, (451), 2 states have internal predecessors, (451), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:54:05,989 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-19 07:54:05,989 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1] [2023-11-19 07:54:05,989 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-11-19 07:54:05,989 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting thr1Err2ASSERT_VIOLATIONDATA_RACE === [thr2Err0ASSERT_VIOLATIONDATA_RACE, thr2Err1ASSERT_VIOLATIONDATA_RACE, thr2Err2ASSERT_VIOLATIONDATA_RACE, thr2Err3ASSERT_VIOLATIONDATA_RACE (and 83 more)] === [2023-11-19 07:54:05,990 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:54:05,990 INFO L85 PathProgramCache]: Analyzing trace with hash 2037341756, now seen corresponding path program 1 times [2023-11-19 07:54:05,990 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:54:05,990 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1673941896] [2023-11-19 07:54:05,990 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:54:05,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:54:06,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:54:06,045 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 07:54:06,045 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:54:06,046 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1673941896] [2023-11-19 07:54:06,046 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1673941896] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:54:06,046 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:54:06,046 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 07:54:06,046 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [997334444] [2023-11-19 07:54:06,046 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:54:06,047 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 07:54:06,047 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:54:06,047 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 07:54:06,048 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 07:54:06,087 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 212 out of 440 [2023-11-19 07:54:06,089 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 108 places, 103 transitions, 220 flow. Second operand has 3 states, 3 states have (on average 214.0) internal successors, (642), 3 states have internal predecessors, (642), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:54:06,089 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-19 07:54:06,089 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 212 of 440 [2023-11-19 07:54:06,089 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-19 07:54:24,515 INFO L124 PetriNetUnfolderBase]: 135902/210812 cut-off events. [2023-11-19 07:54:24,515 INFO L125 PetriNetUnfolderBase]: For 3712/3712 co-relation queries the response was YES.