./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 e7bb482b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c314ea-21aa-4cc0-94be-6c6b98f926aa/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c314ea-21aa-4cc0-94be-6c6b98f926aa/bin/uautomizer-verify-WvqO1wxjHP/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c314ea-21aa-4cc0-94be-6c6b98f926aa/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c314ea-21aa-4cc0-94be-6c6b98f926aa/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-ext/32_pthread5_vs.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c314ea-21aa-4cc0-94be-6c6b98f926aa/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c314ea-21aa-4cc0-94be-6c6b98f926aa/bin/uautomizer-verify-WvqO1wxjHP --witnessprinter.witness.filename witness.graphml --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-e7bb482 [2023-11-06 22:35:49,744 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 22:35:49,874 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c314ea-21aa-4cc0-94be-6c6b98f926aa/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-DataRace-32bit-Automizer_Default.epf [2023-11-06 22:35:49,878 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 22:35:49,881 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 22:35:49,926 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 22:35:49,927 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 22:35:49,928 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 22:35:49,929 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 22:35:49,929 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 22:35:49,930 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 22:35:49,931 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 22:35:49,932 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 22:35:49,932 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 22:35:49,933 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 22:35:49,934 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-06 22:35:49,934 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-06 22:35:49,935 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-06 22:35:49,935 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 22:35:49,936 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 22:35:49,937 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 22:35:49,937 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 22:35:49,938 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-11-06 22:35:49,938 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-06 22:35:49,939 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-06 22:35:49,939 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 22:35:49,947 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 22:35:49,948 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 22:35:49,949 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 22:35:49,949 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 22:35:49,951 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:35:49,951 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 22:35:49,951 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 22:35:49,952 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 22:35:49,952 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-06 22:35:49,952 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-06 22:35:49,953 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 22:35:49,953 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 22:35:49,953 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 22:35:49,953 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 22:35:49,954 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 22:35:49,955 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_b2c314ea-21aa-4cc0-94be-6c6b98f926aa/bin/uautomizer-verify-WvqO1wxjHP/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c314ea-21aa-4cc0-94be-6c6b98f926aa/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a1dca423de1ee0965d72c4be0ada5e821e4dbfc023ab1c498b90df0e18b4c1f3 [2023-11-06 22:35:50,267 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 22:35:50,290 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 22:35:50,292 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 22:35:50,294 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 22:35:50,294 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 22:35:50,296 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c314ea-21aa-4cc0-94be-6c6b98f926aa/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/pthread-ext/32_pthread5_vs.i [2023-11-06 22:35:53,450 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 22:35:53,806 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 22:35:53,809 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c314ea-21aa-4cc0-94be-6c6b98f926aa/sv-benchmarks/c/pthread-ext/32_pthread5_vs.i [2023-11-06 22:35:53,833 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c314ea-21aa-4cc0-94be-6c6b98f926aa/bin/uautomizer-verify-WvqO1wxjHP/data/e4e1bee36/66385418de8c4cdcb2fd859144945b5a/FLAGe9769cbad [2023-11-06 22:35:53,852 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c314ea-21aa-4cc0-94be-6c6b98f926aa/bin/uautomizer-verify-WvqO1wxjHP/data/e4e1bee36/66385418de8c4cdcb2fd859144945b5a [2023-11-06 22:35:53,860 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 22:35:53,862 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 22:35:53,866 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 22:35:53,866 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 22:35:53,872 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 22:35:53,873 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:35:53" (1/1) ... [2023-11-06 22:35:53,875 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@766b3b7a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:35:53, skipping insertion in model container [2023-11-06 22:35:53,875 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:35:53" (1/1) ... [2023-11-06 22:35:53,935 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 22:35:54,284 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:35:54,295 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 22:35:54,338 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:35:54,380 INFO L206 MainTranslator]: Completed translation [2023-11-06 22:35:54,381 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:35:54 WrapperNode [2023-11-06 22:35:54,381 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 22:35:54,382 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 22:35:54,383 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 22:35:54,383 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 22:35:54,391 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:35:54" (1/1) ... [2023-11-06 22:35:54,406 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:35:54" (1/1) ... [2023-11-06 22:35:54,436 INFO L138 Inliner]: procedures = 172, calls = 26, calls flagged for inlining = 14, calls inlined = 20, statements flattened = 225 [2023-11-06 22:35:54,436 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 22:35:54,437 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 22:35:54,438 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 22:35:54,438 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 22:35:54,447 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:35:54" (1/1) ... [2023-11-06 22:35:54,447 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:35:54" (1/1) ... [2023-11-06 22:35:54,451 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:35:54" (1/1) ... [2023-11-06 22:35:54,452 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:35:54" (1/1) ... [2023-11-06 22:35:54,459 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:35:54" (1/1) ... [2023-11-06 22:35:54,464 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:35:54" (1/1) ... [2023-11-06 22:35:54,467 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:35:54" (1/1) ... [2023-11-06 22:35:54,469 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:35:54" (1/1) ... [2023-11-06 22:35:54,473 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 22:35:54,474 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 22:35:54,474 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 22:35:54,475 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 22:35:54,476 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:35:54" (1/1) ... [2023-11-06 22:35:54,492 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:35:54,508 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c314ea-21aa-4cc0-94be-6c6b98f926aa/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:35:54,530 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c314ea-21aa-4cc0-94be-6c6b98f926aa/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 22:35:54,567 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c314ea-21aa-4cc0-94be-6c6b98f926aa/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 22:35:54,578 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2023-11-06 22:35:54,579 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2023-11-06 22:35:54,579 INFO L130 BoogieDeclarations]: Found specification of procedure thr3 [2023-11-06 22:35:54,579 INFO L138 BoogieDeclarations]: Found implementation of procedure thr3 [2023-11-06 22:35:54,580 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-11-06 22:35:54,580 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-11-06 22:35:54,580 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-06 22:35:54,580 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 22:35:54,580 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-06 22:35:54,580 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-06 22:35:54,581 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-06 22:35:54,581 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 22:35:54,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 22:35:54,583 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-06 22:35:54,729 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 22:35:54,731 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 22:35:55,084 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 22:35:55,299 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 22:35:55,299 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-06 22:35:55,309 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:35:55 BoogieIcfgContainer [2023-11-06 22:35:55,309 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 22:35:55,312 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 22:35:55,313 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 22:35:55,317 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 22:35:55,318 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 10:35:53" (1/3) ... [2023-11-06 22:35:55,319 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6dc38e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:35:55, skipping insertion in model container [2023-11-06 22:35:55,319 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:35:54" (2/3) ... [2023-11-06 22:35:55,322 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6dc38e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:35:55, skipping insertion in model container [2023-11-06 22:35:55,322 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:35:55" (3/3) ... [2023-11-06 22:35:55,324 INFO L112 eAbstractionObserver]: Analyzing ICFG 32_pthread5_vs.i [2023-11-06 22:35:55,334 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-11-06 22:35:55,345 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 22:35:55,345 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 28 error locations. [2023-11-06 22:35:55,346 INFO L519 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-11-06 22:35:55,426 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-11-06 22:35:55,467 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 167 places, 168 transitions, 348 flow [2023-11-06 22:35:55,542 INFO L124 PetriNetUnfolderBase]: 11/177 cut-off events. [2023-11-06 22:35:55,543 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-11-06 22:35:55,551 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. [2023-11-06 22:35:55,552 INFO L82 GeneralOperation]: Start removeDead. Operand has 167 places, 168 transitions, 348 flow [2023-11-06 22:35:55,559 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 165 places, 166 transitions, 342 flow [2023-11-06 22:35:55,563 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2023-11-06 22:35:55,573 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 165 places, 166 transitions, 342 flow [2023-11-06 22:35:55,577 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 165 places, 166 transitions, 342 flow [2023-11-06 22:35:55,577 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 165 places, 166 transitions, 342 flow [2023-11-06 22:35:55,650 INFO L124 PetriNetUnfolderBase]: 11/177 cut-off events. [2023-11-06 22:35:55,656 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-11-06 22:35:55,658 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. [2023-11-06 22:35:55,668 INFO L119 LiptonReduction]: Number of co-enabled transitions 13274 [2023-11-06 22:35:57,838 INFO L134 LiptonReduction]: Checked pairs total: 52039 [2023-11-06 22:35:57,838 INFO L136 LiptonReduction]: Total number of compositions: 111 [2023-11-06 22:35:57,856 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-06 22:35:57,863 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=LoopsAndPotentialCycles, 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;@584bd955, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-06 22:35:57,863 INFO L358 AbstractCegarLoop]: Starting to check reachability of 59 error locations. [2023-11-06 22:35:57,866 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2023-11-06 22:35:57,866 INFO L124 PetriNetUnfolderBase]: 0/2 cut-off events. [2023-11-06 22:35:57,866 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-11-06 22:35:57,867 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-06 22:35:57,867 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1] [2023-11-06 22:35:57,868 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err0ASSERT_VIOLATIONDATA_RACE === [thr2Err0ASSERT_VIOLATIONDATA_RACE, thr2Err1ASSERT_VIOLATIONDATA_RACE, thr2Err2ASSERT_VIOLATIONDATA_RACE, thr2Err3ASSERT_VIOLATIONDATA_RACE (and 55 more)] === [2023-11-06 22:35:57,873 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:35:57,873 INFO L85 PathProgramCache]: Analyzing trace with hash 951873, now seen corresponding path program 1 times [2023-11-06 22:35:57,883 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:35:57,884 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1660307409] [2023-11-06 22:35:57,884 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:35:57,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:35:58,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:58,144 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:35:58,145 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:35:58,145 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1660307409] [2023-11-06 22:35:58,146 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1660307409] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:35:58,146 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:35:58,146 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-11-06 22:35:58,148 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [415339547] [2023-11-06 22:35:58,148 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:35:58,157 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-06 22:35:58,169 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:35:58,197 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-06 22:35:58,197 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-06 22:35:58,199 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 131 out of 279 [2023-11-06 22:35:58,202 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) [2023-11-06 22:35:58,202 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-06 22:35:58,202 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 131 of 279 [2023-11-06 22:35:58,203 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-06 22:35:59,406 INFO L124 PetriNetUnfolderBase]: 4597/7820 cut-off events. [2023-11-06 22:35:59,406 INFO L125 PetriNetUnfolderBase]: For 32/32 co-relation queries the response was YES. [2023-11-06 22:35:59,423 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. [2023-11-06 22:35:59,486 INFO L140 encePairwiseOnDemand]: 258/279 looper letters, 35 selfloop transitions, 0 changer transitions 0/63 dead transitions. [2023-11-06 22:35:59,486 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 70 places, 63 transitions, 206 flow [2023-11-06 22:35:59,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 22:35:59,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2023-11-06 22:35:59,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 318 transitions. [2023-11-06 22:35:59,508 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5698924731182796 [2023-11-06 22:35:59,509 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 318 transitions. [2023-11-06 22:35:59,509 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 318 transitions. [2023-11-06 22:35:59,513 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-06 22:35:59,516 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 318 transitions. [2023-11-06 22:35:59,523 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) [2023-11-06 22:35:59,528 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) [2023-11-06 22:35:59,529 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) [2023-11-06 22:35:59,531 INFO L175 Difference]: Start difference. First operand has 88 places, 84 transitions, 178 flow. Second operand 2 states and 318 transitions. [2023-11-06 22:35:59,532 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 70 places, 63 transitions, 206 flow [2023-11-06 22:35:59,536 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 68 places, 63 transitions, 204 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-11-06 22:35:59,540 INFO L231 Difference]: Finished difference. Result has 68 places, 63 transitions, 134 flow [2023-11-06 22:35:59,542 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} [2023-11-06 22:35:59,547 INFO L281 CegarLoopForPetriNet]: 88 programPoint places, -20 predicate places. [2023-11-06 22:35:59,548 INFO L495 AbstractCegarLoop]: Abstraction has has 68 places, 63 transitions, 134 flow [2023-11-06 22:35:59,549 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) [2023-11-06 22:35:59,549 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-06 22:35:59,549 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1] [2023-11-06 22:35:59,549 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-06 22:35:59,550 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting thr1Err2ASSERT_VIOLATIONDATA_RACE === [thr2Err0ASSERT_VIOLATIONDATA_RACE, thr2Err1ASSERT_VIOLATIONDATA_RACE, thr2Err2ASSERT_VIOLATIONDATA_RACE, thr2Err3ASSERT_VIOLATIONDATA_RACE (and 55 more)] === [2023-11-06 22:35:59,552 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:35:59,552 INFO L85 PathProgramCache]: Analyzing trace with hash -1706729121, now seen corresponding path program 1 times [2023-11-06 22:35:59,552 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:35:59,553 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [143978805] [2023-11-06 22:35:59,553 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:35:59,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:35:59,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:59,673 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:35:59,673 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:35:59,674 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [143978805] [2023-11-06 22:35:59,674 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [143978805] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:35:59,674 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:35:59,674 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 22:35:59,675 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [275576046] [2023-11-06 22:35:59,675 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:35:59,676 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 22:35:59,676 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:35:59,677 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 22:35:59,677 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 22:35:59,697 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 123 out of 279 [2023-11-06 22:35:59,698 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) [2023-11-06 22:35:59,698 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-06 22:35:59,698 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 123 of 279 [2023-11-06 22:35:59,698 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-06 22:36:01,396 INFO L124 PetriNetUnfolderBase]: 9023/14776 cut-off events. [2023-11-06 22:36:01,396 INFO L125 PetriNetUnfolderBase]: For 55/55 co-relation queries the response was YES. [2023-11-06 22:36:01,427 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. [2023-11-06 22:36:01,516 INFO L140 encePairwiseOnDemand]: 272/279 looper letters, 61 selfloop transitions, 6 changer transitions 0/91 dead transitions. [2023-11-06 22:36:01,516 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 70 places, 91 transitions, 329 flow [2023-11-06 22:36:01,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 22:36:01,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-06 22:36:01,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 437 transitions. [2023-11-06 22:36:01,520 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5221027479091995 [2023-11-06 22:36:01,520 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 437 transitions. [2023-11-06 22:36:01,520 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 437 transitions. [2023-11-06 22:36:01,521 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-06 22:36:01,521 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 437 transitions. [2023-11-06 22:36:01,523 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) [2023-11-06 22:36:01,528 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) [2023-11-06 22:36:01,530 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) [2023-11-06 22:36:01,530 INFO L175 Difference]: Start difference. First operand has 68 places, 63 transitions, 134 flow. Second operand 3 states and 437 transitions. [2023-11-06 22:36:01,533 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 70 places, 91 transitions, 329 flow [2023-11-06 22:36:01,536 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 70 places, 91 transitions, 329 flow, removed 0 selfloop flow, removed 0 redundant places. [2023-11-06 22:36:01,539 INFO L231 Difference]: Finished difference. Result has 72 places, 68 transitions, 180 flow [2023-11-06 22:36:01,539 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} [2023-11-06 22:36:01,546 INFO L281 CegarLoopForPetriNet]: 88 programPoint places, -16 predicate places. [2023-11-06 22:36:01,546 INFO L495 AbstractCegarLoop]: Abstraction has has 72 places, 68 transitions, 180 flow [2023-11-06 22:36:01,548 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) [2023-11-06 22:36:01,548 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-06 22:36:01,548 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:36:01,553 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-06 22:36:01,554 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting thr2Err2ASSERT_VIOLATIONDATA_RACE === [thr2Err0ASSERT_VIOLATIONDATA_RACE, thr2Err1ASSERT_VIOLATIONDATA_RACE, thr2Err2ASSERT_VIOLATIONDATA_RACE, thr2Err3ASSERT_VIOLATIONDATA_RACE (and 55 more)] === [2023-11-06 22:36:01,555 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:36:01,561 INFO L85 PathProgramCache]: Analyzing trace with hash -2018646843, now seen corresponding path program 1 times [2023-11-06 22:36:01,562 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:36:01,562 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [480483824] [2023-11-06 22:36:01,562 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:36:01,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:36:01,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:36:01,655 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:36:01,656 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:36:01,656 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [480483824] [2023-11-06 22:36:01,656 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [480483824] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:36:01,657 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:36:01,657 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 22:36:01,657 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [703908822] [2023-11-06 22:36:01,657 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:36:01,658 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 22:36:01,665 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:36:01,665 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 22:36:01,666 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 22:36:01,681 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 123 out of 279 [2023-11-06 22:36:01,682 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) [2023-11-06 22:36:01,682 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-06 22:36:01,682 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 123 of 279 [2023-11-06 22:36:01,682 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-06 22:36:04,717 INFO L124 PetriNetUnfolderBase]: 19685/32771 cut-off events. [2023-11-06 22:36:04,718 INFO L125 PetriNetUnfolderBase]: For 6841/7791 co-relation queries the response was YES. [2023-11-06 22:36:04,780 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. [2023-11-06 22:36:05,095 INFO L140 encePairwiseOnDemand]: 271/279 looper letters, 75 selfloop transitions, 9 changer transitions 0/107 dead transitions. [2023-11-06 22:36:05,096 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 74 places, 107 transitions, 457 flow [2023-11-06 22:36:05,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 22:36:05,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-06 22:36:05,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 447 transitions. [2023-11-06 22:36:05,099 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5340501792114696 [2023-11-06 22:36:05,099 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 447 transitions. [2023-11-06 22:36:05,099 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 447 transitions. [2023-11-06 22:36:05,100 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-06 22:36:05,100 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 447 transitions. [2023-11-06 22:36:05,103 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) [2023-11-06 22:36:05,106 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) [2023-11-06 22:36:05,107 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) [2023-11-06 22:36:05,107 INFO L175 Difference]: Start difference. First operand has 72 places, 68 transitions, 180 flow. Second operand 3 states and 447 transitions. [2023-11-06 22:36:05,107 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 74 places, 107 transitions, 457 flow [2023-11-06 22:36:05,192 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 72 places, 107 transitions, 435 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-11-06 22:36:05,195 INFO L231 Difference]: Finished difference. Result has 74 places, 77 transitions, 258 flow [2023-11-06 22:36:05,195 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} [2023-11-06 22:36:05,197 INFO L281 CegarLoopForPetriNet]: 88 programPoint places, -14 predicate places. [2023-11-06 22:36:05,197 INFO L495 AbstractCegarLoop]: Abstraction has has 74 places, 77 transitions, 258 flow [2023-11-06 22:36:05,198 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) [2023-11-06 22:36:05,198 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-06 22:36:05,198 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:36:05,198 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-06 22:36:05,203 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting thr1Err3ASSERT_VIOLATIONDATA_RACE === [thr2Err0ASSERT_VIOLATIONDATA_RACE, thr2Err1ASSERT_VIOLATIONDATA_RACE, thr2Err2ASSERT_VIOLATIONDATA_RACE, thr2Err3ASSERT_VIOLATIONDATA_RACE (and 55 more)] === [2023-11-06 22:36:05,204 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:36:05,204 INFO L85 PathProgramCache]: Analyzing trace with hash -1343529104, now seen corresponding path program 1 times [2023-11-06 22:36:05,205 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:36:05,205 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [636646538] [2023-11-06 22:36:05,205 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:36:05,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:36:05,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:36:05,287 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:36:05,287 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:36:05,287 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [636646538] [2023-11-06 22:36:05,288 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [636646538] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:36:05,288 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:36:05,288 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 22:36:05,289 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [983837204] [2023-11-06 22:36:05,289 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:36:05,290 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 22:36:05,290 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:36:05,292 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 22:36:05,293 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 22:36:05,318 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 123 out of 279 [2023-11-06 22:36:05,319 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) [2023-11-06 22:36:05,319 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-06 22:36:05,319 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 123 of 279 [2023-11-06 22:36:05,320 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-06 22:36:06,413 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]) [2023-11-06 22:36:06,413 INFO L294 olderBase$Statistics]: this new event has 25 ancestors and is cut-off event [2023-11-06 22:36:06,413 INFO L297 olderBase$Statistics]: existing Event has 25 ancestors and is cut-off event [2023-11-06 22:36:06,414 INFO L297 olderBase$Statistics]: existing Event has 18 ancestors and is cut-off event [2023-11-06 22:36:06,414 INFO L297 olderBase$Statistics]: existing Event has 18 ancestors and is cut-off event [2023-11-06 22:36:06,595 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([876] L707-1-->L707-3: Formula: (= |v_thr3Thread1of1ForFork0_#t~nondet6#1_17| |v_#race~g0~0_17|) InVars {} OutVars{thr3Thread1of1ForFork0_#t~nondet6#1=|v_thr3Thread1of1ForFork0_#t~nondet6#1_17|, #race~g0~0=|v_#race~g0~0_17|} AuxVars[] AssignedVars[thr3Thread1of1ForFork0_#t~nondet6#1, #race~g0~0][60], [139#L738-2true, Black: 175#(= |thr1Thread1of1ForFork2_#t~nondet11#1| |#race~g0~0|), 25#L729-3true, 170#true, 26#L707-3true, 33#L723-5true, 179#true, 185#true, thr2Thread1of1ForFork1InUse, thr1Thread1of1ForFork2InUse, Black: 181#(= |#race~g0~0| 0), thr3Thread1of1ForFork0InUse]) [2023-11-06 22:36:06,595 INFO L294 olderBase$Statistics]: this new event has 26 ancestors and is cut-off event [2023-11-06 22:36:06,595 INFO L297 olderBase$Statistics]: existing Event has 26 ancestors and is cut-off event [2023-11-06 22:36:06,596 INFO L297 olderBase$Statistics]: existing Event has 19 ancestors and is cut-off event [2023-11-06 22:36:06,596 INFO L297 olderBase$Statistics]: existing Event has 19 ancestors and is cut-off event [2023-11-06 22:36:06,765 INFO L292 olderBase$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]) [2023-11-06 22:36:06,765 INFO L294 olderBase$Statistics]: this new event has 27 ancestors and is cut-off event [2023-11-06 22:36:06,765 INFO L297 olderBase$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-11-06 22:36:06,765 INFO L297 olderBase$Statistics]: existing Event has 27 ancestors and is cut-off event [2023-11-06 22:36:06,765 INFO L297 olderBase$Statistics]: existing Event has 20 ancestors and is cut-off event [2023-11-06 22:36:07,149 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([911] L715-1-->L716-1: Formula: (= |v_#race~g0~0_21| 0) InVars {} OutVars{#race~x~0=|v_#race~x~0_10|, thr3Thread1of1ForFork0_#t~nondet9#1=|v_thr3Thread1of1ForFork0_#t~nondet9#1_23|, #race~g0~0=|v_#race~g0~0_21|} AuxVars[] AssignedVars[#race~x~0, thr3Thread1of1ForFork0_#t~nondet9#1, #race~g0~0][89], [Black: 175#(= |thr1Thread1of1ForFork2_#t~nondet11#1| |#race~g0~0|), 25#L729-3true, 170#true, 18#L740-4true, 185#true, 33#L723-5true, thr2Thread1of1ForFork1InUse, 181#(= |#race~g0~0| 0), thr1Thread1of1ForFork2InUse, Black: 179#true, thr3Thread1of1ForFork0InUse, 105#L716-1true]) [2023-11-06 22:36:07,150 INFO L294 olderBase$Statistics]: this new event has 31 ancestors and is cut-off event [2023-11-06 22:36:07,150 INFO L297 olderBase$Statistics]: existing Event has 22 ancestors and is cut-off event [2023-11-06 22:36:07,150 INFO L297 olderBase$Statistics]: existing Event has 29 ancestors and is cut-off event [2023-11-06 22:36:07,150 INFO L297 olderBase$Statistics]: existing Event has 22 ancestors and is cut-off event [2023-11-06 22:36:07,169 INFO L292 olderBase$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]) [2023-11-06 22:36:07,169 INFO L294 olderBase$Statistics]: this new event has 29 ancestors and is cut-off event [2023-11-06 22:36:07,169 INFO L297 olderBase$Statistics]: existing Event has 22 ancestors and is cut-off event [2023-11-06 22:36:07,170 INFO L297 olderBase$Statistics]: existing Event has 29 ancestors and is cut-off event [2023-11-06 22:36:07,170 INFO L297 olderBase$Statistics]: existing Event has 31 ancestors and is cut-off event [2023-11-06 22:36:07,170 INFO L297 olderBase$Statistics]: existing Event has 22 ancestors and is cut-off event [2023-11-06 22:36:07,221 INFO L292 olderBase$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]) [2023-11-06 22:36:07,221 INFO L294 olderBase$Statistics]: this new event has 31 ancestors and is cut-off event [2023-11-06 22:36:07,221 INFO L297 olderBase$Statistics]: existing Event has 22 ancestors and is cut-off event [2023-11-06 22:36:07,222 INFO L297 olderBase$Statistics]: existing Event has 29 ancestors and is cut-off event [2023-11-06 22:36:07,222 INFO L297 olderBase$Statistics]: existing Event has 29 ancestors and is cut-off event [2023-11-06 22:36:07,222 INFO L297 olderBase$Statistics]: existing Event has 31 ancestors and is cut-off event [2023-11-06 22:36:07,222 INFO L297 olderBase$Statistics]: existing Event has 22 ancestors and is cut-off event [2023-11-06 22:36:07,353 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([911] L715-1-->L716-1: Formula: (= |v_#race~g0~0_21| 0) InVars {} OutVars{#race~x~0=|v_#race~x~0_10|, thr3Thread1of1ForFork0_#t~nondet9#1=|v_thr3Thread1of1ForFork0_#t~nondet9#1_23|, #race~g0~0=|v_#race~g0~0_21|} AuxVars[] AssignedVars[#race~x~0, thr3Thread1of1ForFork0_#t~nondet9#1, #race~g0~0][89], [Black: 175#(= |thr1Thread1of1ForFork2_#t~nondet11#1| |#race~g0~0|), 139#L738-2true, 25#L729-3true, 170#true, 185#true, thr2Thread1of1ForFork1InUse, 33#L723-5true, 181#(= |#race~g0~0| 0), thr1Thread1of1ForFork2InUse, Black: 179#true, thr3Thread1of1ForFork0InUse, 105#L716-1true]) [2023-11-06 22:36:07,353 INFO L294 olderBase$Statistics]: this new event has 32 ancestors and is cut-off event [2023-11-06 22:36:07,353 INFO L297 olderBase$Statistics]: existing Event has 23 ancestors and is cut-off event [2023-11-06 22:36:07,353 INFO L297 olderBase$Statistics]: existing Event has 30 ancestors and is cut-off event [2023-11-06 22:36:07,353 INFO L297 olderBase$Statistics]: existing Event has 23 ancestors and is cut-off event [2023-11-06 22:36:07,358 INFO L292 olderBase$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]) [2023-11-06 22:36:07,358 INFO L294 olderBase$Statistics]: this new event has 31 ancestors and is cut-off event [2023-11-06 22:36:07,358 INFO L297 olderBase$Statistics]: existing Event has 28 ancestors and is cut-off event [2023-11-06 22:36:07,359 INFO L297 olderBase$Statistics]: existing Event has 28 ancestors and is cut-off event [2023-11-06 22:36:07,359 INFO L297 olderBase$Statistics]: existing Event has 22 ancestors and is cut-off event [2023-11-06 22:36:07,383 INFO L292 olderBase$Statistics]: inserting event number 5 for the transition-marking pair ([911] L715-1-->L716-1: Formula: (= |v_#race~g0~0_21| 0) InVars {} OutVars{#race~x~0=|v_#race~x~0_10|, thr3Thread1of1ForFork0_#t~nondet9#1=|v_thr3Thread1of1ForFork0_#t~nondet9#1_23|, #race~g0~0=|v_#race~g0~0_21|} AuxVars[] AssignedVars[#race~x~0, thr3Thread1of1ForFork0_#t~nondet9#1, #race~g0~0][89], [139#L738-2true, Black: 175#(= |thr1Thread1of1ForFork2_#t~nondet11#1| |#race~g0~0|), 25#L729-3true, 170#true, 185#true, 33#L723-5true, thr2Thread1of1ForFork1InUse, 181#(= |#race~g0~0| 0), thr1Thread1of1ForFork2InUse, Black: 179#true, thr3Thread1of1ForFork0InUse, 105#L716-1true]) [2023-11-06 22:36:07,383 INFO L294 olderBase$Statistics]: this new event has 30 ancestors and is cut-off event [2023-11-06 22:36:07,383 INFO L297 olderBase$Statistics]: existing Event has 32 ancestors and is cut-off event [2023-11-06 22:36:07,383 INFO L297 olderBase$Statistics]: existing Event has 23 ancestors and is cut-off event [2023-11-06 22:36:07,384 INFO L297 olderBase$Statistics]: existing Event has 30 ancestors and is cut-off event [2023-11-06 22:36:07,384 INFO L297 olderBase$Statistics]: existing Event has 23 ancestors and is cut-off event [2023-11-06 22:36:07,423 INFO L292 olderBase$Statistics]: inserting event number 6 for the transition-marking pair ([911] L715-1-->L716-1: Formula: (= |v_#race~g0~0_21| 0) InVars {} OutVars{#race~x~0=|v_#race~x~0_10|, thr3Thread1of1ForFork0_#t~nondet9#1=|v_thr3Thread1of1ForFork0_#t~nondet9#1_23|, #race~g0~0=|v_#race~g0~0_21|} AuxVars[] AssignedVars[#race~x~0, thr3Thread1of1ForFork0_#t~nondet9#1, #race~g0~0][89], [Black: 175#(= |thr1Thread1of1ForFork2_#t~nondet11#1| |#race~g0~0|), 139#L738-2true, 25#L729-3true, 170#true, 33#L723-5true, 185#true, thr2Thread1of1ForFork1InUse, 181#(= |#race~g0~0| 0), thr1Thread1of1ForFork2InUse, Black: 179#true, thr3Thread1of1ForFork0InUse, 105#L716-1true]) [2023-11-06 22:36:07,423 INFO L294 olderBase$Statistics]: this new event has 32 ancestors and is cut-off event [2023-11-06 22:36:07,423 INFO L297 olderBase$Statistics]: existing Event has 32 ancestors and is cut-off event [2023-11-06 22:36:07,423 INFO L297 olderBase$Statistics]: existing Event has 23 ancestors and is cut-off event [2023-11-06 22:36:07,423 INFO L297 olderBase$Statistics]: existing Event has 30 ancestors and is cut-off event [2023-11-06 22:36:07,423 INFO L297 olderBase$Statistics]: existing Event has 23 ancestors and is cut-off event [2023-11-06 22:36:07,424 INFO L297 olderBase$Statistics]: existing Event has 30 ancestors and is cut-off event [2023-11-06 22:36:07,473 INFO L292 olderBase$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]) [2023-11-06 22:36:07,474 INFO L294 olderBase$Statistics]: this new event has 33 ancestors and is cut-off event [2023-11-06 22:36:07,474 INFO L297 olderBase$Statistics]: existing Event has 24 ancestors and is cut-off event [2023-11-06 22:36:07,474 INFO L297 olderBase$Statistics]: existing Event has 24 ancestors and is cut-off event [2023-11-06 22:36:07,474 INFO L297 olderBase$Statistics]: existing Event has 31 ancestors and is cut-off event [2023-11-06 22:36:07,524 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([707] L723-5-->L723-6: Formula: (= |v_#race~g1~0_1| 0) InVars {} OutVars{#race~g1~0=|v_#race~g1~0_1|} AuxVars[] AssignedVars[#race~g1~0][23], [Black: 175#(= |thr1Thread1of1ForFork2_#t~nondet11#1| |#race~g0~0|), 8#L723-6true, 170#true, 18#L740-4true, 185#true, thr2Thread1of1ForFork1InUse, 181#(= |#race~g0~0| 0), thr1Thread1of1ForFork2InUse, 77#L729-5true, Black: 179#true, thr3Thread1of1ForFork0InUse, 117#thr3EXITtrue]) [2023-11-06 22:36:07,524 INFO L294 olderBase$Statistics]: this new event has 30 ancestors and is cut-off event [2023-11-06 22:36:07,525 INFO L297 olderBase$Statistics]: existing Event has 24 ancestors and is cut-off event [2023-11-06 22:36:07,525 INFO L297 olderBase$Statistics]: existing Event has 24 ancestors and is cut-off event [2023-11-06 22:36:07,525 INFO L297 olderBase$Statistics]: existing Event has 24 ancestors and is cut-off event [2023-11-06 22:36:07,537 INFO L292 olderBase$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]) [2023-11-06 22:36:07,537 INFO L294 olderBase$Statistics]: this new event has 32 ancestors and is cut-off event [2023-11-06 22:36:07,538 INFO L297 olderBase$Statistics]: existing Event has 23 ancestors and is cut-off event [2023-11-06 22:36:07,538 INFO L297 olderBase$Statistics]: existing Event has 29 ancestors and is cut-off event [2023-11-06 22:36:07,538 INFO L297 olderBase$Statistics]: existing Event has 29 ancestors and is cut-off event [2023-11-06 22:36:07,542 INFO L292 olderBase$Statistics]: inserting event number 5 for the transition-marking pair ([911] L715-1-->L716-1: Formula: (= |v_#race~g0~0_21| 0) InVars {} OutVars{#race~x~0=|v_#race~x~0_10|, thr3Thread1of1ForFork0_#t~nondet9#1=|v_thr3Thread1of1ForFork0_#t~nondet9#1_23|, #race~g0~0=|v_#race~g0~0_21|} AuxVars[] AssignedVars[#race~x~0, thr3Thread1of1ForFork0_#t~nondet9#1, #race~g0~0][89], [Black: 175#(= |thr1Thread1of1ForFork2_#t~nondet11#1| |#race~g0~0|), 25#L729-3true, 170#true, 33#L723-5true, 185#true, thr2Thread1of1ForFork1InUse, 181#(= |#race~g0~0| 0), thr1Thread1of1ForFork2InUse, Black: 179#true, thr3Thread1of1ForFork0InUse, 135#L740-3true, 105#L716-1true]) [2023-11-06 22:36:07,542 INFO L294 olderBase$Statistics]: this new event has 31 ancestors and is cut-off event [2023-11-06 22:36:07,543 INFO L297 olderBase$Statistics]: existing Event has 24 ancestors and is cut-off event [2023-11-06 22:36:07,543 INFO L297 olderBase$Statistics]: existing Event has 33 ancestors and is cut-off event [2023-11-06 22:36:07,543 INFO L297 olderBase$Statistics]: existing Event has 24 ancestors and is cut-off event [2023-11-06 22:36:07,543 INFO L297 olderBase$Statistics]: existing Event has 31 ancestors and is cut-off event [2023-11-06 22:36:07,557 INFO L292 olderBase$Statistics]: inserting event number 6 for the transition-marking pair ([911] L715-1-->L716-1: Formula: (= |v_#race~g0~0_21| 0) InVars {} OutVars{#race~x~0=|v_#race~x~0_10|, thr3Thread1of1ForFork0_#t~nondet9#1=|v_thr3Thread1of1ForFork0_#t~nondet9#1_23|, #race~g0~0=|v_#race~g0~0_21|} AuxVars[] AssignedVars[#race~x~0, thr3Thread1of1ForFork0_#t~nondet9#1, #race~g0~0][89], [Black: 175#(= |thr1Thread1of1ForFork2_#t~nondet11#1| |#race~g0~0|), 25#L729-3true, 170#true, 185#true, thr2Thread1of1ForFork1InUse, 33#L723-5true, 181#(= |#race~g0~0| 0), thr1Thread1of1ForFork2InUse, Black: 179#true, thr3Thread1of1ForFork0InUse, 135#L740-3true, 105#L716-1true]) [2023-11-06 22:36:07,557 INFO L294 olderBase$Statistics]: this new event has 33 ancestors and is cut-off event [2023-11-06 22:36:07,558 INFO L297 olderBase$Statistics]: existing Event has 24 ancestors and is cut-off event [2023-11-06 22:36:07,558 INFO L297 olderBase$Statistics]: existing Event has 33 ancestors and is cut-off event [2023-11-06 22:36:07,558 INFO L297 olderBase$Statistics]: existing Event has 24 ancestors and is cut-off event [2023-11-06 22:36:07,558 INFO L297 olderBase$Statistics]: existing Event has 31 ancestors and is cut-off event [2023-11-06 22:36:07,558 INFO L297 olderBase$Statistics]: existing Event has 31 ancestors and is cut-off event [2023-11-06 22:36:07,627 INFO L292 olderBase$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]) [2023-11-06 22:36:07,627 INFO L294 olderBase$Statistics]: this new event has 33 ancestors and is cut-off event [2023-11-06 22:36:07,627 INFO L297 olderBase$Statistics]: existing Event has 30 ancestors and is cut-off event [2023-11-06 22:36:07,627 INFO L297 olderBase$Statistics]: existing Event has 30 ancestors and is cut-off event [2023-11-06 22:36:07,627 INFO L297 olderBase$Statistics]: existing Event has 24 ancestors and is cut-off event [2023-11-06 22:36:07,652 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([707] L723-5-->L723-6: Formula: (= |v_#race~g1~0_1| 0) InVars {} OutVars{#race~g1~0=|v_#race~g1~0_1|} AuxVars[] AssignedVars[#race~g1~0][23], [139#L738-2true, Black: 175#(= |thr1Thread1of1ForFork2_#t~nondet11#1| |#race~g0~0|), 8#L723-6true, 170#true, 185#true, thr2Thread1of1ForFork1InUse, 181#(= |#race~g0~0| 0), thr1Thread1of1ForFork2InUse, 77#L729-5true, Black: 179#true, thr3Thread1of1ForFork0InUse, 117#thr3EXITtrue]) [2023-11-06 22:36:07,652 INFO L294 olderBase$Statistics]: this new event has 31 ancestors and is cut-off event [2023-11-06 22:36:07,652 INFO L297 olderBase$Statistics]: existing Event has 25 ancestors and is cut-off event [2023-11-06 22:36:07,653 INFO L297 olderBase$Statistics]: existing Event has 25 ancestors and is cut-off event [2023-11-06 22:36:07,653 INFO L297 olderBase$Statistics]: existing Event has 25 ancestors and is cut-off event [2023-11-06 22:36:07,666 INFO L292 olderBase$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]) [2023-11-06 22:36:07,666 INFO L294 olderBase$Statistics]: this new event has 31 ancestors and is cut-off event [2023-11-06 22:36:07,666 INFO L297 olderBase$Statistics]: existing Event has 25 ancestors and is cut-off event [2023-11-06 22:36:07,666 INFO L297 olderBase$Statistics]: existing Event has 25 ancestors and is cut-off event [2023-11-06 22:36:07,666 INFO L297 olderBase$Statistics]: existing Event has 25 ancestors and is cut-off event [2023-11-06 22:36:07,744 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([707] L723-5-->L723-6: Formula: (= |v_#race~g1~0_1| 0) InVars {} OutVars{#race~g1~0=|v_#race~g1~0_1|} AuxVars[] AssignedVars[#race~g1~0][23], [Black: 175#(= |thr1Thread1of1ForFork2_#t~nondet11#1| |#race~g0~0|), 8#L723-6true, 170#true, 185#true, thr2Thread1of1ForFork1InUse, 181#(= |#race~g0~0| 0), thr1Thread1of1ForFork2InUse, 77#L729-5true, Black: 179#true, thr3Thread1of1ForFork0InUse, 135#L740-3true, 117#thr3EXITtrue]) [2023-11-06 22:36:07,744 INFO L294 olderBase$Statistics]: this new event has 32 ancestors and is cut-off event [2023-11-06 22:36:07,745 INFO L297 olderBase$Statistics]: existing Event has 26 ancestors and is cut-off event [2023-11-06 22:36:07,745 INFO L297 olderBase$Statistics]: existing Event has 26 ancestors and is cut-off event [2023-11-06 22:36:07,745 INFO L297 olderBase$Statistics]: existing Event has 26 ancestors and is cut-off event [2023-11-06 22:36:07,773 INFO L292 olderBase$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]) [2023-11-06 22:36:07,774 INFO L294 olderBase$Statistics]: this new event has 32 ancestors and is cut-off event [2023-11-06 22:36:07,774 INFO L297 olderBase$Statistics]: existing Event has 26 ancestors and is cut-off event [2023-11-06 22:36:07,774 INFO L297 olderBase$Statistics]: existing Event has 26 ancestors and is cut-off event [2023-11-06 22:36:07,774 INFO L297 olderBase$Statistics]: existing Event has 26 ancestors and is cut-off event [2023-11-06 22:36:07,790 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([707] L723-5-->L723-6: Formula: (= |v_#race~g1~0_1| 0) InVars {} OutVars{#race~g1~0=|v_#race~g1~0_1|} AuxVars[] AssignedVars[#race~g1~0][23], [Black: 175#(= |thr1Thread1of1ForFork2_#t~nondet11#1| |#race~g0~0|), 40#L730true, 8#L723-6true, 170#true, 18#L740-4true, 185#true, thr2Thread1of1ForFork1InUse, 181#(= |#race~g0~0| 0), thr1Thread1of1ForFork2InUse, Black: 179#true, thr3Thread1of1ForFork0InUse, 117#thr3EXITtrue]) [2023-11-06 22:36:07,790 INFO L294 olderBase$Statistics]: this new event has 32 ancestors and is cut-off event [2023-11-06 22:36:07,790 INFO L297 olderBase$Statistics]: existing Event has 26 ancestors and is cut-off event [2023-11-06 22:36:07,791 INFO L297 olderBase$Statistics]: existing Event has 26 ancestors and is cut-off event [2023-11-06 22:36:07,791 INFO L297 olderBase$Statistics]: existing Event has 26 ancestors and is cut-off event [2023-11-06 22:36:07,884 INFO L292 olderBase$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]) [2023-11-06 22:36:07,884 INFO L294 olderBase$Statistics]: this new event has 33 ancestors and is cut-off event [2023-11-06 22:36:07,884 INFO L297 olderBase$Statistics]: existing Event has 27 ancestors and is cut-off event [2023-11-06 22:36:07,884 INFO L297 olderBase$Statistics]: existing Event has 27 ancestors and is cut-off event [2023-11-06 22:36:07,885 INFO L297 olderBase$Statistics]: existing Event has 27 ancestors and is cut-off event [2023-11-06 22:36:07,915 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([707] L723-5-->L723-6: Formula: (= |v_#race~g1~0_1| 0) InVars {} OutVars{#race~g1~0=|v_#race~g1~0_1|} AuxVars[] AssignedVars[#race~g1~0][23], [40#L730true, Black: 175#(= |thr1Thread1of1ForFork2_#t~nondet11#1| |#race~g0~0|), 139#L738-2true, 8#L723-6true, 170#true, 185#true, thr2Thread1of1ForFork1InUse, 181#(= |#race~g0~0| 0), thr1Thread1of1ForFork2InUse, Black: 179#true, thr3Thread1of1ForFork0InUse, 117#thr3EXITtrue]) [2023-11-06 22:36:07,915 INFO L294 olderBase$Statistics]: this new event has 33 ancestors and is cut-off event [2023-11-06 22:36:07,915 INFO L297 olderBase$Statistics]: existing Event has 27 ancestors and is cut-off event [2023-11-06 22:36:07,916 INFO L297 olderBase$Statistics]: existing Event has 27 ancestors and is cut-off event [2023-11-06 22:36:07,916 INFO L297 olderBase$Statistics]: existing Event has 27 ancestors and is cut-off event [2023-11-06 22:36:07,924 INFO L292 olderBase$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]) [2023-11-06 22:36:07,924 INFO L294 olderBase$Statistics]: this new event has 33 ancestors and is cut-off event [2023-11-06 22:36:07,924 INFO L297 olderBase$Statistics]: existing Event has 27 ancestors and is cut-off event [2023-11-06 22:36:07,925 INFO L297 olderBase$Statistics]: existing Event has 27 ancestors and is cut-off event [2023-11-06 22:36:07,925 INFO L297 olderBase$Statistics]: existing Event has 27 ancestors and is cut-off event [2023-11-06 22:36:07,978 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([707] L723-5-->L723-6: Formula: (= |v_#race~g1~0_1| 0) InVars {} OutVars{#race~g1~0=|v_#race~g1~0_1|} AuxVars[] AssignedVars[#race~g1~0][23], [Black: 175#(= |thr1Thread1of1ForFork2_#t~nondet11#1| |#race~g0~0|), 40#L730true, 8#L723-6true, 170#true, 185#true, thr2Thread1of1ForFork1InUse, 181#(= |#race~g0~0| 0), thr1Thread1of1ForFork2InUse, Black: 179#true, thr3Thread1of1ForFork0InUse, 135#L740-3true, 117#thr3EXITtrue]) [2023-11-06 22:36:07,978 INFO L294 olderBase$Statistics]: this new event has 34 ancestors and is cut-off event [2023-11-06 22:36:07,978 INFO L297 olderBase$Statistics]: existing Event has 28 ancestors and is cut-off event [2023-11-06 22:36:07,978 INFO L297 olderBase$Statistics]: existing Event has 28 ancestors and is cut-off event [2023-11-06 22:36:07,979 INFO L297 olderBase$Statistics]: existing Event has 28 ancestors and is cut-off event [2023-11-06 22:36:07,998 INFO L292 olderBase$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]) [2023-11-06 22:36:07,998 INFO L294 olderBase$Statistics]: this new event has 34 ancestors and is cut-off event [2023-11-06 22:36:07,999 INFO L297 olderBase$Statistics]: existing Event has 28 ancestors and is cut-off event [2023-11-06 22:36:07,999 INFO L297 olderBase$Statistics]: existing Event has 28 ancestors and is cut-off event [2023-11-06 22:36:07,999 INFO L297 olderBase$Statistics]: existing Event has 28 ancestors and is cut-off event [2023-11-06 22:36:08,005 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([707] L723-5-->L723-6: Formula: (= |v_#race~g1~0_1| 0) InVars {} OutVars{#race~g1~0=|v_#race~g1~0_1|} AuxVars[] AssignedVars[#race~g1~0][23], [Black: 175#(= |thr1Thread1of1ForFork2_#t~nondet11#1| |#race~g0~0|), 8#L723-6true, 170#true, 140#L731-1true, 18#L740-4true, 185#true, thr2Thread1of1ForFork1InUse, 181#(= |#race~g0~0| 0), thr1Thread1of1ForFork2InUse, Black: 179#true, thr3Thread1of1ForFork0InUse, 117#thr3EXITtrue]) [2023-11-06 22:36:08,005 INFO L294 olderBase$Statistics]: this new event has 34 ancestors and is cut-off event [2023-11-06 22:36:08,005 INFO L297 olderBase$Statistics]: existing Event has 28 ancestors and is cut-off event [2023-11-06 22:36:08,005 INFO L297 olderBase$Statistics]: existing Event has 28 ancestors and is cut-off event [2023-11-06 22:36:08,005 INFO L297 olderBase$Statistics]: existing Event has 28 ancestors and is cut-off event [2023-11-06 22:36:08,043 INFO L292 olderBase$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]) [2023-11-06 22:36:08,043 INFO L294 olderBase$Statistics]: this new event has 35 ancestors and is cut-off event [2023-11-06 22:36:08,043 INFO L297 olderBase$Statistics]: existing Event has 29 ancestors and is cut-off event [2023-11-06 22:36:08,043 INFO L297 olderBase$Statistics]: existing Event has 29 ancestors and is cut-off event [2023-11-06 22:36:08,043 INFO L297 olderBase$Statistics]: existing Event has 29 ancestors and is cut-off event [2023-11-06 22:36:08,057 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([707] L723-5-->L723-6: Formula: (= |v_#race~g1~0_1| 0) InVars {} OutVars{#race~g1~0=|v_#race~g1~0_1|} AuxVars[] AssignedVars[#race~g1~0][23], [139#L738-2true, Black: 175#(= |thr1Thread1of1ForFork2_#t~nondet11#1| |#race~g0~0|), 8#L723-6true, 170#true, 140#L731-1true, 185#true, thr2Thread1of1ForFork1InUse, 181#(= |#race~g0~0| 0), thr1Thread1of1ForFork2InUse, Black: 179#true, thr3Thread1of1ForFork0InUse, 117#thr3EXITtrue]) [2023-11-06 22:36:08,058 INFO L294 olderBase$Statistics]: this new event has 35 ancestors and is cut-off event [2023-11-06 22:36:08,058 INFO L297 olderBase$Statistics]: existing Event has 29 ancestors and is cut-off event [2023-11-06 22:36:08,058 INFO L297 olderBase$Statistics]: existing Event has 29 ancestors and is cut-off event [2023-11-06 22:36:08,058 INFO L297 olderBase$Statistics]: existing Event has 29 ancestors and is cut-off event [2023-11-06 22:36:08,091 INFO L292 olderBase$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]) [2023-11-06 22:36:08,092 INFO L294 olderBase$Statistics]: this new event has 36 ancestors and is cut-off event [2023-11-06 22:36:08,092 INFO L297 olderBase$Statistics]: existing Event has 30 ancestors and is cut-off event [2023-11-06 22:36:08,092 INFO L297 olderBase$Statistics]: existing Event has 30 ancestors and is cut-off event [2023-11-06 22:36:08,092 INFO L297 olderBase$Statistics]: existing Event has 30 ancestors and is cut-off event [2023-11-06 22:36:08,098 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([911] L715-1-->L716-1: Formula: (= |v_#race~g0~0_21| 0) InVars {} OutVars{#race~x~0=|v_#race~x~0_10|, thr3Thread1of1ForFork0_#t~nondet9#1=|v_thr3Thread1of1ForFork0_#t~nondet9#1_23|, #race~g0~0=|v_#race~g0~0_21|} AuxVars[] AssignedVars[#race~x~0, thr3Thread1of1ForFork0_#t~nondet9#1, #race~g0~0][80], [146#thr1Err2ASSERT_VIOLATIONDATA_RACEtrue, Black: 175#(= |thr1Thread1of1ForFork2_#t~nondet11#1| |#race~g0~0|), 170#true, 18#L740-4true, 33#L723-5true, 185#true, thr2Thread1of1ForFork1InUse, 181#(= |#race~g0~0| 0), thr1Thread1of1ForFork2InUse, Black: 179#true, thr3Thread1of1ForFork0InUse, 105#L716-1true]) [2023-11-06 22:36:08,098 INFO L294 olderBase$Statistics]: this new event has 38 ancestors and is cut-off event [2023-11-06 22:36:08,098 INFO L297 olderBase$Statistics]: existing Event has 22 ancestors and is cut-off event [2023-11-06 22:36:08,098 INFO L297 olderBase$Statistics]: existing Event has 31 ancestors and is cut-off event [2023-11-06 22:36:08,099 INFO L297 olderBase$Statistics]: existing Event has 29 ancestors and is cut-off event [2023-11-06 22:36:08,099 INFO L292 olderBase$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]) [2023-11-06 22:36:08,099 INFO L294 olderBase$Statistics]: this new event has 37 ancestors and is cut-off event [2023-11-06 22:36:08,099 INFO L297 olderBase$Statistics]: existing Event has 21 ancestors and is cut-off event [2023-11-06 22:36:08,099 INFO L297 olderBase$Statistics]: existing Event has 30 ancestors and is cut-off event [2023-11-06 22:36:08,099 INFO L297 olderBase$Statistics]: existing Event has 28 ancestors and is cut-off event [2023-11-06 22:36:08,107 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([707] L723-5-->L723-6: Formula: (= |v_#race~g1~0_1| 0) InVars {} OutVars{#race~g1~0=|v_#race~g1~0_1|} AuxVars[] AssignedVars[#race~g1~0][23], [Black: 175#(= |thr1Thread1of1ForFork2_#t~nondet11#1| |#race~g0~0|), 8#L723-6true, 170#true, 18#L740-4true, 185#true, thr2Thread1of1ForFork1InUse, 181#(= |#race~g0~0| 0), thr1Thread1of1ForFork2InUse, Black: 179#true, thr3Thread1of1ForFork0InUse, 133#thr1EXITtrue, 117#thr3EXITtrue]) [2023-11-06 22:36:08,107 INFO L294 olderBase$Statistics]: this new event has 36 ancestors and is cut-off event [2023-11-06 22:36:08,107 INFO L297 olderBase$Statistics]: existing Event has 30 ancestors and is cut-off event [2023-11-06 22:36:08,107 INFO L297 olderBase$Statistics]: existing Event has 30 ancestors and is cut-off event [2023-11-06 22:36:08,107 INFO L297 olderBase$Statistics]: existing Event has 30 ancestors and is cut-off event [2023-11-06 22:36:08,129 INFO L292 olderBase$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]) [2023-11-06 22:36:08,129 INFO L294 olderBase$Statistics]: this new event has 38 ancestors and is cut-off event [2023-11-06 22:36:08,129 INFO L297 olderBase$Statistics]: existing Event has 31 ancestors and is cut-off event [2023-11-06 22:36:08,129 INFO L297 olderBase$Statistics]: existing Event has 22 ancestors and is cut-off event [2023-11-06 22:36:08,129 INFO L297 olderBase$Statistics]: existing Event has 29 ancestors and is cut-off event [2023-11-06 22:36:08,130 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([911] L715-1-->L716-1: Formula: (= |v_#race~g0~0_21| 0) InVars {} OutVars{#race~x~0=|v_#race~x~0_10|, thr3Thread1of1ForFork0_#t~nondet9#1=|v_thr3Thread1of1ForFork0_#t~nondet9#1_23|, #race~g0~0=|v_#race~g0~0_21|} AuxVars[] AssignedVars[#race~x~0, thr3Thread1of1ForFork0_#t~nondet9#1, #race~g0~0][80], [146#thr1Err2ASSERT_VIOLATIONDATA_RACEtrue, 139#L738-2true, Black: 175#(= |thr1Thread1of1ForFork2_#t~nondet11#1| |#race~g0~0|), 170#true, 33#L723-5true, 185#true, thr2Thread1of1ForFork1InUse, 181#(= |#race~g0~0| 0), thr1Thread1of1ForFork2InUse, Black: 179#true, thr3Thread1of1ForFork0InUse, 105#L716-1true]) [2023-11-06 22:36:08,130 INFO L294 olderBase$Statistics]: this new event has 39 ancestors and is cut-off event [2023-11-06 22:36:08,130 INFO L297 olderBase$Statistics]: existing Event has 32 ancestors and is cut-off event [2023-11-06 22:36:08,130 INFO L297 olderBase$Statistics]: existing Event has 23 ancestors and is cut-off event [2023-11-06 22:36:08,130 INFO L297 olderBase$Statistics]: existing Event has 30 ancestors and is cut-off event [2023-11-06 22:36:08,134 INFO L292 olderBase$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]) [2023-11-06 22:36:08,134 INFO L294 olderBase$Statistics]: this new event has 37 ancestors and is cut-off event [2023-11-06 22:36:08,134 INFO L297 olderBase$Statistics]: existing Event has 31 ancestors and is cut-off event [2023-11-06 22:36:08,134 INFO L297 olderBase$Statistics]: existing Event has 31 ancestors and is cut-off event [2023-11-06 22:36:08,135 INFO L297 olderBase$Statistics]: existing Event has 31 ancestors and is cut-off event [2023-11-06 22:36:08,145 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([911] L715-1-->L716-1: Formula: (= |v_#race~g0~0_21| 0) InVars {} OutVars{#race~x~0=|v_#race~x~0_10|, thr3Thread1of1ForFork0_#t~nondet9#1=|v_thr3Thread1of1ForFork0_#t~nondet9#1_23|, #race~g0~0=|v_#race~g0~0_21|} AuxVars[] AssignedVars[#race~x~0, thr3Thread1of1ForFork0_#t~nondet9#1, #race~g0~0][80], [146#thr1Err2ASSERT_VIOLATIONDATA_RACEtrue, Black: 175#(= |thr1Thread1of1ForFork2_#t~nondet11#1| |#race~g0~0|), 170#true, 185#true, thr2Thread1of1ForFork1InUse, 181#(= |#race~g0~0| 0), thr1Thread1of1ForFork2InUse, Black: 179#true, thr3Thread1of1ForFork0InUse, 135#L740-3true, 105#L716-1true, 92#L723-4true]) [2023-11-06 22:36:08,145 INFO L294 olderBase$Statistics]: this new event has 39 ancestors and is cut-off event [2023-11-06 22:36:08,145 INFO L297 olderBase$Statistics]: existing Event has 32 ancestors and is cut-off event [2023-11-06 22:36:08,145 INFO L297 olderBase$Statistics]: existing Event has 23 ancestors and is cut-off event [2023-11-06 22:36:08,145 INFO L297 olderBase$Statistics]: existing Event has 30 ancestors and is cut-off event [2023-11-06 22:36:08,146 INFO L292 olderBase$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]) [2023-11-06 22:36:08,146 INFO L294 olderBase$Statistics]: this new event has 40 ancestors and is cut-off event [2023-11-06 22:36:08,146 INFO L297 olderBase$Statistics]: existing Event has 33 ancestors and is cut-off event [2023-11-06 22:36:08,146 INFO L297 olderBase$Statistics]: existing Event has 24 ancestors and is cut-off event [2023-11-06 22:36:08,146 INFO L297 olderBase$Statistics]: existing Event has 31 ancestors and is cut-off event [2023-11-06 22:36:08,149 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([707] L723-5-->L723-6: Formula: (= |v_#race~g1~0_1| 0) InVars {} OutVars{#race~g1~0=|v_#race~g1~0_1|} AuxVars[] AssignedVars[#race~g1~0][23], [Black: 175#(= |thr1Thread1of1ForFork2_#t~nondet11#1| |#race~g0~0|), 8#L723-6true, 170#true, 185#true, thr2Thread1of1ForFork1InUse, 181#(= |#race~g0~0| 0), thr1Thread1of1ForFork2InUse, Black: 179#true, thr3Thread1of1ForFork0InUse, 135#L740-3true, 133#thr1EXITtrue, 117#thr3EXITtrue]) [2023-11-06 22:36:08,149 INFO L294 olderBase$Statistics]: this new event has 38 ancestors and is cut-off event [2023-11-06 22:36:08,149 INFO L297 olderBase$Statistics]: existing Event has 32 ancestors and is cut-off event [2023-11-06 22:36:08,149 INFO L297 olderBase$Statistics]: existing Event has 32 ancestors and is cut-off event [2023-11-06 22:36:08,149 INFO L297 olderBase$Statistics]: existing Event has 32 ancestors and is cut-off event [2023-11-06 22:36:08,173 INFO L124 PetriNetUnfolderBase]: 20986/35032 cut-off events. [2023-11-06 22:36:08,173 INFO L125 PetriNetUnfolderBase]: For 8055/11793 co-relation queries the response was YES. [2023-11-06 22:36:08,258 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. [2023-11-06 22:36:08,461 INFO L140 encePairwiseOnDemand]: 273/279 looper letters, 68 selfloop transitions, 5 changer transitions 0/106 dead transitions. [2023-11-06 22:36:08,461 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 76 places, 106 transitions, 487 flow [2023-11-06 22:36:08,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 22:36:08,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-06 22:36:08,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 434 transitions. [2023-11-06 22:36:08,464 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5185185185185185 [2023-11-06 22:36:08,464 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 434 transitions. [2023-11-06 22:36:08,464 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 434 transitions. [2023-11-06 22:36:08,465 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-06 22:36:08,465 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 434 transitions. [2023-11-06 22:36:08,467 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) [2023-11-06 22:36:08,470 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) [2023-11-06 22:36:08,471 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) [2023-11-06 22:36:08,471 INFO L175 Difference]: Start difference. First operand has 74 places, 77 transitions, 258 flow. Second operand 3 states and 434 transitions. [2023-11-06 22:36:08,471 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 76 places, 106 transitions, 487 flow [2023-11-06 22:36:08,500 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 74 places, 106 transitions, 465 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-11-06 22:36:08,503 INFO L231 Difference]: Finished difference. Result has 75 places, 81 transitions, 273 flow [2023-11-06 22:36:08,503 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} [2023-11-06 22:36:08,505 INFO L281 CegarLoopForPetriNet]: 88 programPoint places, -13 predicate places. [2023-11-06 22:36:08,505 INFO L495 AbstractCegarLoop]: Abstraction has has 75 places, 81 transitions, 273 flow [2023-11-06 22:36:08,506 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) [2023-11-06 22:36:08,506 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-06 22:36:08,506 INFO L208 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:36:08,506 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-11-06 22:36:08,506 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)] === [2023-11-06 22:36:08,507 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:36:08,507 INFO L85 PathProgramCache]: Analyzing trace with hash 1660799786, now seen corresponding path program 1 times [2023-11-06 22:36:08,507 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:36:08,507 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1526209889] [2023-11-06 22:36:08,507 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:36:08,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:36:08,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:36:08,545 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 22:36:08,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:36:08,603 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 22:36:08,604 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-06 22:36:08,605 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (58 of 59 remaining) [2023-11-06 22:36:08,608 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err0ASSERT_VIOLATIONDATA_RACE (57 of 59 remaining) [2023-11-06 22:36:08,609 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err1ASSERT_VIOLATIONDATA_RACE (56 of 59 remaining) [2023-11-06 22:36:08,609 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err2ASSERT_VIOLATIONDATA_RACE (55 of 59 remaining) [2023-11-06 22:36:08,610 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err3ASSERT_VIOLATIONDATA_RACE (54 of 59 remaining) [2023-11-06 22:36:08,610 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err4ASSERT_VIOLATIONDATA_RACE (53 of 59 remaining) [2023-11-06 22:36:08,610 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err5ASSERT_VIOLATIONDATA_RACE (52 of 59 remaining) [2023-11-06 22:36:08,610 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr3Err0ASSERT_VIOLATIONDATA_RACE (51 of 59 remaining) [2023-11-06 22:36:08,611 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr3Err1ASSERT_VIOLATIONDATA_RACE (50 of 59 remaining) [2023-11-06 22:36:08,611 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr3Err5ASSERT_VIOLATIONDATA_RACE (49 of 59 remaining) [2023-11-06 22:36:08,611 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr3Err6ASSERT_VIOLATIONDATA_RACE (48 of 59 remaining) [2023-11-06 22:36:08,611 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr3Err7ASSERT_VIOLATIONDATA_RACE (47 of 59 remaining) [2023-11-06 22:36:08,611 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr3Err8ASSERT_VIOLATIONDATA_RACE (46 of 59 remaining) [2023-11-06 22:36:08,612 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr3Err2ASSERT_VIOLATIONDATA_RACE (45 of 59 remaining) [2023-11-06 22:36:08,612 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr3Err9ASSERT_VIOLATIONDATA_RACE (44 of 59 remaining) [2023-11-06 22:36:08,612 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr3Err13ASSERT_VIOLATIONDATA_RACE (43 of 59 remaining) [2023-11-06 22:36:08,612 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr3Err14ASSERT_VIOLATIONDATA_RACE (42 of 59 remaining) [2023-11-06 22:36:08,617 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr3Err3ASSERT_VIOLATIONDATA_RACE (41 of 59 remaining) [2023-11-06 22:36:08,618 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr3Err10ASSERT_VIOLATIONDATA_RACE (40 of 59 remaining) [2023-11-06 22:36:08,618 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr3Err11ASSERT_VIOLATIONDATA_RACE (39 of 59 remaining) [2023-11-06 22:36:08,618 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr3Err4ASSERT_VIOLATIONDATA_RACE (38 of 59 remaining) [2023-11-06 22:36:08,619 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr3Err12ASSERT_VIOLATIONDATA_RACE (37 of 59 remaining) [2023-11-06 22:36:08,619 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (36 of 59 remaining) [2023-11-06 22:36:08,619 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (35 of 59 remaining) [2023-11-06 22:36:08,619 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (34 of 59 remaining) [2023-11-06 22:36:08,620 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (33 of 59 remaining) [2023-11-06 22:36:08,620 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (32 of 59 remaining) [2023-11-06 22:36:08,621 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (31 of 59 remaining) [2023-11-06 22:36:08,621 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONDATA_RACE (30 of 59 remaining) [2023-11-06 22:36:08,621 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (29 of 59 remaining) [2023-11-06 22:36:08,621 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (28 of 59 remaining) [2023-11-06 22:36:08,622 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err0ASSERT_VIOLATIONDATA_RACE (27 of 59 remaining) [2023-11-06 22:36:08,622 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err1ASSERT_VIOLATIONDATA_RACE (26 of 59 remaining) [2023-11-06 22:36:08,622 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err2ASSERT_VIOLATIONDATA_RACE (25 of 59 remaining) [2023-11-06 22:36:08,622 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err3ASSERT_VIOLATIONDATA_RACE (24 of 59 remaining) [2023-11-06 22:36:08,622 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err4ASSERT_VIOLATIONDATA_RACE (23 of 59 remaining) [2023-11-06 22:36:08,623 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr2Err5ASSERT_VIOLATIONDATA_RACE (22 of 59 remaining) [2023-11-06 22:36:08,623 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr3Err0ASSERT_VIOLATIONDATA_RACE (21 of 59 remaining) [2023-11-06 22:36:08,623 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr3Err1ASSERT_VIOLATIONDATA_RACE (20 of 59 remaining) [2023-11-06 22:36:08,623 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr3Err5ASSERT_VIOLATIONDATA_RACE (19 of 59 remaining) [2023-11-06 22:36:08,623 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr3Err6ASSERT_VIOLATIONDATA_RACE (18 of 59 remaining) [2023-11-06 22:36:08,624 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr3Err7ASSERT_VIOLATIONDATA_RACE (17 of 59 remaining) [2023-11-06 22:36:08,624 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr3Err8ASSERT_VIOLATIONDATA_RACE (16 of 59 remaining) [2023-11-06 22:36:08,624 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr3Err2ASSERT_VIOLATIONDATA_RACE (15 of 59 remaining) [2023-11-06 22:36:08,624 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr3Err9ASSERT_VIOLATIONDATA_RACE (14 of 59 remaining) [2023-11-06 22:36:08,624 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr3Err13ASSERT_VIOLATIONDATA_RACE (13 of 59 remaining) [2023-11-06 22:36:08,625 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr3Err14ASSERT_VIOLATIONDATA_RACE (12 of 59 remaining) [2023-11-06 22:36:08,625 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr3Err3ASSERT_VIOLATIONDATA_RACE (11 of 59 remaining) [2023-11-06 22:36:08,626 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr3Err10ASSERT_VIOLATIONDATA_RACE (10 of 59 remaining) [2023-11-06 22:36:08,627 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr3Err11ASSERT_VIOLATIONDATA_RACE (9 of 59 remaining) [2023-11-06 22:36:08,627 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr3Err4ASSERT_VIOLATIONDATA_RACE (8 of 59 remaining) [2023-11-06 22:36:08,628 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr3Err12ASSERT_VIOLATIONDATA_RACE (7 of 59 remaining) [2023-11-06 22:36:08,628 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (6 of 59 remaining) [2023-11-06 22:36:08,628 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (5 of 59 remaining) [2023-11-06 22:36:08,628 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (4 of 59 remaining) [2023-11-06 22:36:08,628 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (3 of 59 remaining) [2023-11-06 22:36:08,629 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (2 of 59 remaining) [2023-11-06 22:36:08,629 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (1 of 59 remaining) [2023-11-06 22:36:08,629 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONDATA_RACE (0 of 59 remaining) [2023-11-06 22:36:08,629 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-11-06 22:36:08,630 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2023-11-06 22:36:08,633 WARN L233 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2023-11-06 22:36:08,633 INFO L519 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2023-11-06 22:36:08,718 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-11-06 22:36:08,725 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 292 places, 296 transitions, 622 flow [2023-11-06 22:36:08,787 INFO L124 PetriNetUnfolderBase]: 17/262 cut-off events. [2023-11-06 22:36:08,788 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2023-11-06 22:36:08,790 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. [2023-11-06 22:36:08,791 INFO L82 GeneralOperation]: Start removeDead. Operand has 292 places, 296 transitions, 622 flow [2023-11-06 22:36:08,796 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 234 places, 238 transitions, 492 flow [2023-11-06 22:36:08,796 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2023-11-06 22:36:08,797 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 234 places, 238 transitions, 492 flow [2023-11-06 22:36:08,797 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 234 places, 238 transitions, 492 flow [2023-11-06 22:36:08,797 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 234 places, 238 transitions, 492 flow [2023-11-06 22:36:08,855 INFO L124 PetriNetUnfolderBase]: 17/262 cut-off events. [2023-11-06 22:36:08,855 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2023-11-06 22:36:08,857 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. [2023-11-06 22:36:08,882 INFO L119 LiptonReduction]: Number of co-enabled transitions 33262 [2023-11-06 22:36:11,429 INFO L134 LiptonReduction]: Checked pairs total: 169576 [2023-11-06 22:36:11,429 INFO L136 LiptonReduction]: Total number of compositions: 144 [2023-11-06 22:36:11,431 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-06 22:36:11,436 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=LoopsAndPotentialCycles, 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;@584bd955, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-06 22:36:11,436 INFO L358 AbstractCegarLoop]: Starting to check reachability of 87 error locations. [2023-11-06 22:36:11,439 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2023-11-06 22:36:11,439 INFO L124 PetriNetUnfolderBase]: 0/3 cut-off events. [2023-11-06 22:36:11,440 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-11-06 22:36:11,440 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-06 22:36:11,440 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1] [2023-11-06 22:36:11,440 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err1ASSERT_VIOLATIONDATA_RACE === [thr2Err0ASSERT_VIOLATIONDATA_RACE, thr2Err1ASSERT_VIOLATIONDATA_RACE, thr2Err2ASSERT_VIOLATIONDATA_RACE, thr2Err3ASSERT_VIOLATIONDATA_RACE (and 83 more)] === [2023-11-06 22:36:11,441 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:36:11,441 INFO L85 PathProgramCache]: Analyzing trace with hash 1510040, now seen corresponding path program 1 times [2023-11-06 22:36:11,441 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:36:11,441 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1546729404] [2023-11-06 22:36:11,441 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:36:11,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:36:11,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:36:11,472 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:36:11,472 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:36:11,472 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1546729404] [2023-11-06 22:36:11,472 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1546729404] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:36:11,472 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:36:11,473 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-11-06 22:36:11,473 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [919647803] [2023-11-06 22:36:11,473 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:36:11,473 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-06 22:36:11,473 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:36:11,474 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-06 22:36:11,474 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-06 22:36:11,475 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 224 out of 440 [2023-11-06 22:36:11,476 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) [2023-11-06 22:36:11,476 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-06 22:36:11,476 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 224 of 440 [2023-11-06 22:36:11,476 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-06 22:36:20,141 INFO L124 PetriNetUnfolderBase]: 56993/95463 cut-off events. [2023-11-06 22:36:20,141 INFO L125 PetriNetUnfolderBase]: For 1841/1841 co-relation queries the response was YES. [2023-11-06 22:36:20,317 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. [2023-11-06 22:36:20,784 INFO L140 encePairwiseOnDemand]: 411/440 looper letters, 49 selfloop transitions, 0 changer transitions 0/103 dead transitions. [2023-11-06 22:36:20,785 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 110 places, 103 transitions, 320 flow [2023-11-06 22:36:20,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 22:36:20,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2023-11-06 22:36:20,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 526 transitions. [2023-11-06 22:36:20,792 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5977272727272728 [2023-11-06 22:36:20,793 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 526 transitions. [2023-11-06 22:36:20,793 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 526 transitions. [2023-11-06 22:36:20,793 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-06 22:36:20,794 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 526 transitions. [2023-11-06 22:36:20,800 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) [2023-11-06 22:36:20,804 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) [2023-11-06 22:36:20,806 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) [2023-11-06 22:36:20,806 INFO L175 Difference]: Start difference. First operand has 135 places, 132 transitions, 280 flow. Second operand 2 states and 526 transitions. [2023-11-06 22:36:20,806 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 110 places, 103 transitions, 320 flow [2023-11-06 22:36:20,810 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 108 places, 103 transitions, 318 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-11-06 22:36:20,813 INFO L231 Difference]: Finished difference. Result has 108 places, 103 transitions, 220 flow [2023-11-06 22:36:20,813 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} [2023-11-06 22:36:20,818 INFO L281 CegarLoopForPetriNet]: 135 programPoint places, -27 predicate places. [2023-11-06 22:36:20,818 INFO L495 AbstractCegarLoop]: Abstraction has has 108 places, 103 transitions, 220 flow [2023-11-06 22:36:20,819 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) [2023-11-06 22:36:20,819 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-06 22:36:20,819 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1] [2023-11-06 22:36:20,819 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-11-06 22:36:20,820 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting thr1Err2ASSERT_VIOLATIONDATA_RACE === [thr2Err0ASSERT_VIOLATIONDATA_RACE, thr2Err1ASSERT_VIOLATIONDATA_RACE, thr2Err2ASSERT_VIOLATIONDATA_RACE, thr2Err3ASSERT_VIOLATIONDATA_RACE (and 83 more)] === [2023-11-06 22:36:20,820 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:36:20,820 INFO L85 PathProgramCache]: Analyzing trace with hash 2037341756, now seen corresponding path program 1 times [2023-11-06 22:36:20,821 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:36:20,821 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [877911868] [2023-11-06 22:36:20,821 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:36:20,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:36:20,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:36:20,849 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:36:20,850 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:36:20,850 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [877911868] [2023-11-06 22:36:20,850 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [877911868] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:36:20,850 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:36:20,850 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 22:36:20,851 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1797322916] [2023-11-06 22:36:20,851 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:36:20,851 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 22:36:20,851 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:36:20,852 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 22:36:20,852 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 22:36:20,901 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 212 out of 440 [2023-11-06 22:36:20,903 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) [2023-11-06 22:36:20,903 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-06 22:36:20,903 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 212 of 440 [2023-11-06 22:36:20,903 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-06 22:36:37,837 INFO L124 PetriNetUnfolderBase]: 135902/210812 cut-off events. [2023-11-06 22:36:37,837 INFO L125 PetriNetUnfolderBase]: For 3712/3712 co-relation queries the response was YES. [2023-11-06 22:36:38,220 INFO L83 FinitePrefix]: Finished finitePrefix Result has 388778 conditions, 210812 events. 135902/210812 cut-off events. For 3712/3712 co-relation queries the response was YES. Maximal size of possible extension queue 8032. Compared 2013905 event pairs, 94539 based on Foata normal form. 0/192228 useless extension candidates. Maximal degree in co-relation 388773. Up to 147955 conditions per place. [2023-11-06 22:36:39,395 INFO L140 encePairwiseOnDemand]: 431/440 looper letters, 93 selfloop transitions, 8 changer transitions 0/148 dead transitions. [2023-11-06 22:36:39,395 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 110 places, 148 transitions, 522 flow [2023-11-06 22:36:39,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 22:36:39,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-06 22:36:39,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 738 transitions. [2023-11-06 22:36:39,399 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5590909090909091 [2023-11-06 22:36:39,399 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 738 transitions. [2023-11-06 22:36:39,399 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 738 transitions. [2023-11-06 22:36:39,400 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-06 22:36:39,401 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 738 transitions. [2023-11-06 22:36:39,404 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 246.0) internal successors, (738), 3 states have internal predecessors, (738), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:36:39,409 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 440.0) internal successors, (1760), 4 states have internal predecessors, (1760), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:36:39,410 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 440.0) internal successors, (1760), 4 states have internal predecessors, (1760), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:36:39,410 INFO L175 Difference]: Start difference. First operand has 108 places, 103 transitions, 220 flow. Second operand 3 states and 738 transitions. [2023-11-06 22:36:39,411 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 110 places, 148 transitions, 522 flow [2023-11-06 22:36:39,415 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 110 places, 148 transitions, 522 flow, removed 0 selfloop flow, removed 0 redundant places. [2023-11-06 22:36:39,418 INFO L231 Difference]: Finished difference. Result has 112 places, 110 transitions, 282 flow [2023-11-06 22:36:39,418 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=440, PETRI_DIFFERENCE_MINUEND_FLOW=220, PETRI_DIFFERENCE_MINUEND_PLACES=108, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=103, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=95, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=282, PETRI_PLACES=112, PETRI_TRANSITIONS=110} [2023-11-06 22:36:39,419 INFO L281 CegarLoopForPetriNet]: 135 programPoint places, -23 predicate places. [2023-11-06 22:36:39,419 INFO L495 AbstractCegarLoop]: Abstraction has has 112 places, 110 transitions, 282 flow [2023-11-06 22:36:39,420 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has 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) [2023-11-06 22:36:39,420 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-06 22:36:39,421 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:36:39,421 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-11-06 22:36:39,421 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting thr2Err2ASSERT_VIOLATIONDATA_RACE === [thr2Err0ASSERT_VIOLATIONDATA_RACE, thr2Err1ASSERT_VIOLATIONDATA_RACE, thr2Err2ASSERT_VIOLATIONDATA_RACE, thr2Err3ASSERT_VIOLATIONDATA_RACE (and 83 more)] === [2023-11-06 22:36:39,421 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:36:39,422 INFO L85 PathProgramCache]: Analyzing trace with hash 884322706, now seen corresponding path program 1 times [2023-11-06 22:36:39,422 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:36:39,422 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1160718348] [2023-11-06 22:36:39,422 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:36:39,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:36:39,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:36:39,474 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:36:39,475 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:36:39,475 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1160718348] [2023-11-06 22:36:39,475 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1160718348] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:36:39,475 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:36:39,475 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 22:36:39,476 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [972249457] [2023-11-06 22:36:39,476 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:36:39,476 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 22:36:39,477 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:36:39,477 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 22:36:39,477 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 22:36:39,509 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 208 out of 440 [2023-11-06 22:36:39,511 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 112 places, 110 transitions, 282 flow. Second operand has 3 states, 3 states have (on average 210.33333333333334) internal successors, (631), 3 states have internal predecessors, (631), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:36:39,511 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-06 22:36:39,511 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 208 of 440 [2023-11-06 22:36:39,511 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand