./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/pthread/stack_longer-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 9bd2c7ff 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_f65752f6-7534-408f-9e92-c61722dd904f/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f65752f6-7534-408f-9e92-c61722dd904f/bin/uautomizer-verify-uCwYo4JHxu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f65752f6-7534-408f-9e92-c61722dd904f/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f65752f6-7534-408f-9e92-c61722dd904f/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread/stack_longer-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f65752f6-7534-408f-9e92-c61722dd904f/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f65752f6-7534-408f-9e92-c61722dd904f/bin/uautomizer-verify-uCwYo4JHxu --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 402cb3c5f3290109e83e598d96446a87fac59fa4aaa0b6234366e7da005f5688 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 07:47:54,691 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 07:47:54,785 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f65752f6-7534-408f-9e92-c61722dd904f/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-DataRace-32bit-Automizer_Default.epf [2023-11-19 07:47:54,791 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 07:47:54,792 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 07:47:54,822 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 07:47:54,823 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 07:47:54,823 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 07:47:54,824 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 07:47:54,825 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 07:47:54,826 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 07:47:54,827 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 07:47:54,827 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 07:47:54,828 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 07:47:54,829 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 07:47:54,829 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 07:47:54,830 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 07:47:54,830 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 07:47:54,831 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 07:47:54,832 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 07:47:54,832 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 07:47:54,833 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 07:47:54,834 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-11-19 07:47:54,835 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 07:47:54,835 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 07:47:54,836 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 07:47:54,836 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 07:47:54,837 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 07:47:54,838 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 07:47:54,838 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 07:47:54,839 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:47:54,840 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 07:47:54,840 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 07:47:54,841 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 07:47:54,841 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-19 07:47:54,842 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 07:47:54,842 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 07:47:54,843 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 07:47:54,843 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 07:47:54,844 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 07:47:54,844 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 07:47:54,845 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_f65752f6-7534-408f-9e92-c61722dd904f/bin/uautomizer-verify-uCwYo4JHxu/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f65752f6-7534-408f-9e92-c61722dd904f/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 402cb3c5f3290109e83e598d96446a87fac59fa4aaa0b6234366e7da005f5688 [2023-11-19 07:47:55,137 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 07:47:55,176 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 07:47:55,179 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 07:47:55,180 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 07:47:55,182 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 07:47:55,183 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f65752f6-7534-408f-9e92-c61722dd904f/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/pthread/stack_longer-2.i [2023-11-19 07:47:58,658 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 07:47:59,104 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 07:47:59,105 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f65752f6-7534-408f-9e92-c61722dd904f/sv-benchmarks/c/pthread/stack_longer-2.i [2023-11-19 07:47:59,126 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f65752f6-7534-408f-9e92-c61722dd904f/bin/uautomizer-verify-uCwYo4JHxu/data/abc9e177c/4423f6853bce43609fd83736e915d35b/FLAGbef128747 [2023-11-19 07:47:59,145 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f65752f6-7534-408f-9e92-c61722dd904f/bin/uautomizer-verify-uCwYo4JHxu/data/abc9e177c/4423f6853bce43609fd83736e915d35b [2023-11-19 07:47:59,149 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 07:47:59,151 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 07:47:59,154 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 07:47:59,154 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 07:47:59,161 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 07:47:59,162 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:47:59" (1/1) ... [2023-11-19 07:47:59,164 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@92dac56 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:47:59, skipping insertion in model container [2023-11-19 07:47:59,164 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:47:59" (1/1) ... [2023-11-19 07:47:59,232 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 07:47:59,863 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:47:59,884 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 07:48:00,003 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:48:00,101 INFO L206 MainTranslator]: Completed translation [2023-11-19 07:48:00,102 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:48:00 WrapperNode [2023-11-19 07:48:00,102 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 07:48:00,104 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 07:48:00,104 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 07:48:00,105 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 07:48:00,115 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:48:00" (1/1) ... [2023-11-19 07:48:00,159 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:48:00" (1/1) ... [2023-11-19 07:48:00,234 INFO L138 Inliner]: procedures = 277, calls = 39, calls flagged for inlining = 12, calls inlined = 13, statements flattened = 198 [2023-11-19 07:48:00,234 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 07:48:00,235 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 07:48:00,235 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 07:48:00,236 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 07:48:00,248 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:48:00" (1/1) ... [2023-11-19 07:48:00,249 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:48:00" (1/1) ... [2023-11-19 07:48:00,256 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:48:00" (1/1) ... [2023-11-19 07:48:00,256 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:48:00" (1/1) ... [2023-11-19 07:48:00,272 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:48:00" (1/1) ... [2023-11-19 07:48:00,276 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:48:00" (1/1) ... [2023-11-19 07:48:00,279 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:48:00" (1/1) ... [2023-11-19 07:48:00,282 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:48:00" (1/1) ... [2023-11-19 07:48:00,286 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 07:48:00,288 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 07:48:00,288 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 07:48:00,288 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 07:48:00,289 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:48:00" (1/1) ... [2023-11-19 07:48:00,309 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:48:00,323 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f65752f6-7534-408f-9e92-c61722dd904f/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:48:00,340 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f65752f6-7534-408f-9e92-c61722dd904f/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 07:48:00,375 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f65752f6-7534-408f-9e92-c61722dd904f/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 07:48:00,394 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2023-11-19 07:48:00,394 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2023-11-19 07:48:00,395 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2023-11-19 07:48:00,395 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2023-11-19 07:48:00,395 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 07:48:00,395 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 07:48:00,396 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 07:48:00,396 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 07:48:00,396 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-19 07:48:00,396 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 07:48:00,397 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 07:48:00,397 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 07:48:00,397 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 07:48:00,399 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 07:48:00,670 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 07:48:00,673 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 07:48:01,170 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 07:48:01,188 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 07:48:01,196 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 07:48:01,203 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:48:01 BoogieIcfgContainer [2023-11-19 07:48:01,207 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 07:48:01,211 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 07:48:01,213 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 07:48:01,218 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 07:48:01,219 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 07:47:59" (1/3) ... [2023-11-19 07:48:01,221 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5972596c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:48:01, skipping insertion in model container [2023-11-19 07:48:01,221 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:48:00" (2/3) ... [2023-11-19 07:48:01,224 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5972596c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:48:01, skipping insertion in model container [2023-11-19 07:48:01,224 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:48:01" (3/3) ... [2023-11-19 07:48:01,226 INFO L112 eAbstractionObserver]: Analyzing ICFG stack_longer-2.i [2023-11-19 07:48:01,239 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-11-19 07:48:01,256 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 07:48:01,256 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 13 error locations. [2023-11-19 07:48:01,256 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-11-19 07:48:01,454 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2023-11-19 07:48:01,517 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 219 places, 224 transitions, 462 flow [2023-11-19 07:48:01,659 INFO L124 PetriNetUnfolderBase]: 12/222 cut-off events. [2023-11-19 07:48:01,659 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2023-11-19 07:48:01,670 INFO L83 FinitePrefix]: Finished finitePrefix Result has 231 conditions, 222 events. 12/222 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 575 event pairs, 0 based on Foata normal form. 0/197 useless extension candidates. Maximal degree in co-relation 180. Up to 3 conditions per place. [2023-11-19 07:48:01,670 INFO L82 GeneralOperation]: Start removeDead. Operand has 219 places, 224 transitions, 462 flow [2023-11-19 07:48:01,683 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 207 places, 212 transitions, 433 flow [2023-11-19 07:48:01,690 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2023-11-19 07:48:01,701 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 207 places, 212 transitions, 433 flow [2023-11-19 07:48:01,704 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 207 places, 212 transitions, 433 flow [2023-11-19 07:48:01,704 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 207 places, 212 transitions, 433 flow [2023-11-19 07:48:01,804 INFO L124 PetriNetUnfolderBase]: 12/212 cut-off events. [2023-11-19 07:48:01,805 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2023-11-19 07:48:01,812 INFO L83 FinitePrefix]: Finished finitePrefix Result has 220 conditions, 212 events. 12/212 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 520 event pairs, 0 based on Foata normal form. 0/187 useless extension candidates. Maximal degree in co-relation 180. Up to 3 conditions per place. [2023-11-19 07:48:01,825 INFO L119 LiptonReduction]: Number of co-enabled transitions 18206 [2023-11-19 07:48:07,139 INFO L134 LiptonReduction]: Checked pairs total: 61121 [2023-11-19 07:48:07,140 INFO L136 LiptonReduction]: Total number of compositions: 155 [2023-11-19 07:48:07,162 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 07:48:07,171 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@6a353f61, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-19 07:48:07,171 INFO L358 AbstractCegarLoop]: Starting to check reachability of 26 error locations. [2023-11-19 07:48:07,178 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2023-11-19 07:48:07,179 INFO L124 PetriNetUnfolderBase]: 0/10 cut-off events. [2023-11-19 07:48:07,179 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-11-19 07:48:07,179 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-19 07:48:07,180 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1] [2023-11-19 07:48:07,181 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting t1Err0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 23 more)] === [2023-11-19 07:48:07,188 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:48:07,189 INFO L85 PathProgramCache]: Analyzing trace with hash -622296127, now seen corresponding path program 1 times [2023-11-19 07:48:07,202 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:48:07,203 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1585319532] [2023-11-19 07:48:07,203 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:48:07,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:48:07,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:48:07,586 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 07:48:07,587 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:48:07,587 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1585319532] [2023-11-19 07:48:07,588 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1585319532] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:48:07,589 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:48:07,590 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 07:48:07,592 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2017844241] [2023-11-19 07:48:07,593 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:48:07,605 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 07:48:07,614 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:48:07,648 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 07:48:07,649 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 07:48:07,730 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 188 out of 379 [2023-11-19 07:48:07,740 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 82 places, 80 transitions, 169 flow. Second operand has 3 states, 3 states have (on average 190.0) internal successors, (570), 3 states have internal predecessors, (570), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:48:07,740 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-19 07:48:07,740 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 188 of 379 [2023-11-19 07:48:07,742 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-19 07:48:08,477 INFO L124 PetriNetUnfolderBase]: 1648/3687 cut-off events. [2023-11-19 07:48:08,477 INFO L125 PetriNetUnfolderBase]: For 154/197 co-relation queries the response was YES. [2023-11-19 07:48:08,488 INFO L83 FinitePrefix]: Finished finitePrefix Result has 6604 conditions, 3687 events. 1648/3687 cut-off events. For 154/197 co-relation queries the response was YES. Maximal size of possible extension queue 86. Compared 23300 event pairs, 509 based on Foata normal form. 2/3309 useless extension candidates. Maximal degree in co-relation 6124. Up to 2081 conditions per place. [2023-11-19 07:48:08,518 INFO L140 encePairwiseOnDemand]: 356/379 looper letters, 77 selfloop transitions, 16 changer transitions 0/122 dead transitions. [2023-11-19 07:48:08,518 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 84 places, 122 transitions, 445 flow [2023-11-19 07:48:08,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 07:48:08,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-19 07:48:08,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 664 transitions. [2023-11-19 07:48:08,540 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5839929639401935 [2023-11-19 07:48:08,542 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 664 transitions. [2023-11-19 07:48:08,542 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 664 transitions. [2023-11-19 07:48:08,546 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-19 07:48:08,549 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 664 transitions. [2023-11-19 07:48:08,555 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 221.33333333333334) internal successors, (664), 3 states have internal predecessors, (664), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:48:08,564 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 379.0) internal successors, (1516), 4 states have internal predecessors, (1516), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:48:08,566 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 379.0) internal successors, (1516), 4 states have internal predecessors, (1516), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:48:08,568 INFO L175 Difference]: Start difference. First operand has 82 places, 80 transitions, 169 flow. Second operand 3 states and 664 transitions. [2023-11-19 07:48:08,570 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 84 places, 122 transitions, 445 flow [2023-11-19 07:48:08,576 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 81 places, 122 transitions, 437 flow, removed 0 selfloop flow, removed 3 redundant places. [2023-11-19 07:48:08,580 INFO L231 Difference]: Finished difference. Result has 83 places, 96 transitions, 306 flow [2023-11-19 07:48:08,583 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=379, PETRI_DIFFERENCE_MINUEND_FLOW=164, PETRI_DIFFERENCE_MINUEND_PLACES=79, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=80, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=64, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=306, PETRI_PLACES=83, PETRI_TRANSITIONS=96} [2023-11-19 07:48:08,587 INFO L281 CegarLoopForPetriNet]: 82 programPoint places, 1 predicate places. [2023-11-19 07:48:08,588 INFO L495 AbstractCegarLoop]: Abstraction has has 83 places, 96 transitions, 306 flow [2023-11-19 07:48:08,589 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 190.0) internal successors, (570), 3 states have internal predecessors, (570), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:48:08,589 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-19 07:48:08,590 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:48:08,590 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-19 07:48:08,591 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 23 more)] === [2023-11-19 07:48:08,591 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:48:08,592 INFO L85 PathProgramCache]: Analyzing trace with hash -40771039, now seen corresponding path program 1 times [2023-11-19 07:48:08,592 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:48:08,592 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1019044174] [2023-11-19 07:48:08,593 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:48:08,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:48:08,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:48:09,260 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 07:48:09,260 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:48:09,261 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1019044174] [2023-11-19 07:48:09,261 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1019044174] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:48:09,261 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:48:09,262 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-19 07:48:09,263 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [43795284] [2023-11-19 07:48:09,263 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:48:09,265 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-19 07:48:09,266 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:48:09,266 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-19 07:48:09,267 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-11-19 07:48:09,522 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 197 out of 379 [2023-11-19 07:48:09,524 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 83 places, 96 transitions, 306 flow. Second operand has 6 states, 6 states have (on average 198.66666666666666) internal successors, (1192), 6 states have internal predecessors, (1192), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:48:09,525 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-19 07:48:09,525 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 197 of 379 [2023-11-19 07:48:09,525 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-19 07:48:12,934 INFO L124 PetriNetUnfolderBase]: 10538/19778 cut-off events. [2023-11-19 07:48:12,935 INFO L125 PetriNetUnfolderBase]: For 4679/5046 co-relation queries the response was YES. [2023-11-19 07:48:12,995 INFO L83 FinitePrefix]: Finished finitePrefix Result has 41577 conditions, 19778 events. 10538/19778 cut-off events. For 4679/5046 co-relation queries the response was YES. Maximal size of possible extension queue 428. Compared 155877 event pairs, 2642 based on Foata normal form. 11/17123 useless extension candidates. Maximal degree in co-relation 40645. Up to 8913 conditions per place. [2023-11-19 07:48:13,137 INFO L140 encePairwiseOnDemand]: 369/379 looper letters, 168 selfloop transitions, 21 changer transitions 0/238 dead transitions. [2023-11-19 07:48:13,138 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 88 places, 238 transitions, 1089 flow [2023-11-19 07:48:13,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-19 07:48:13,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-11-19 07:48:13,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1347 transitions. [2023-11-19 07:48:13,147 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5923482849604221 [2023-11-19 07:48:13,147 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1347 transitions. [2023-11-19 07:48:13,147 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1347 transitions. [2023-11-19 07:48:13,149 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-19 07:48:13,149 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1347 transitions. [2023-11-19 07:48:13,154 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 224.5) internal successors, (1347), 6 states have internal predecessors, (1347), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:48:13,163 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 379.0) internal successors, (2653), 7 states have internal predecessors, (2653), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:48:13,166 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 379.0) internal successors, (2653), 7 states have internal predecessors, (2653), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:48:13,167 INFO L175 Difference]: Start difference. First operand has 83 places, 96 transitions, 306 flow. Second operand 6 states and 1347 transitions. [2023-11-19 07:48:13,167 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 88 places, 238 transitions, 1089 flow [2023-11-19 07:48:13,221 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 86 places, 238 transitions, 1017 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-11-19 07:48:13,226 INFO L231 Difference]: Finished difference. Result has 91 places, 116 transitions, 416 flow [2023-11-19 07:48:13,227 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=379, PETRI_DIFFERENCE_MINUEND_FLOW=274, PETRI_DIFFERENCE_MINUEND_PLACES=81, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=96, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=87, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=416, PETRI_PLACES=91, PETRI_TRANSITIONS=116} [2023-11-19 07:48:13,228 INFO L281 CegarLoopForPetriNet]: 82 programPoint places, 9 predicate places. [2023-11-19 07:48:13,228 INFO L495 AbstractCegarLoop]: Abstraction has has 91 places, 116 transitions, 416 flow [2023-11-19 07:48:13,230 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 198.66666666666666) internal successors, (1192), 6 states have internal predecessors, (1192), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:48:13,230 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-19 07:48:13,230 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:48:13,231 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-19 07:48:13,231 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting t1Err2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 23 more)] === [2023-11-19 07:48:13,232 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:48:13,232 INFO L85 PathProgramCache]: Analyzing trace with hash -548776639, now seen corresponding path program 1 times [2023-11-19 07:48:13,233 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:48:13,233 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1902048772] [2023-11-19 07:48:13,233 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:48:13,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:48:13,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:48:13,738 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 07:48:13,739 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:48:13,739 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1902048772] [2023-11-19 07:48:13,741 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1902048772] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:48:13,741 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:48:13,742 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-19 07:48:13,742 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2043828098] [2023-11-19 07:48:13,743 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:48:13,743 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-19 07:48:13,748 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:48:13,748 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-19 07:48:13,749 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-11-19 07:48:13,935 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 186 out of 379 [2023-11-19 07:48:13,938 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 91 places, 116 transitions, 416 flow. Second operand has 6 states, 6 states have (on average 188.0) internal successors, (1128), 6 states have internal predecessors, (1128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:48:13,938 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-19 07:48:13,938 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 186 of 379 [2023-11-19 07:48:13,938 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-19 07:48:18,081 INFO L124 PetriNetUnfolderBase]: 11754/22489 cut-off events. [2023-11-19 07:48:18,081 INFO L125 PetriNetUnfolderBase]: For 9802/10120 co-relation queries the response was YES. [2023-11-19 07:48:18,177 INFO L83 FinitePrefix]: Finished finitePrefix Result has 54648 conditions, 22489 events. 11754/22489 cut-off events. For 9802/10120 co-relation queries the response was YES. Maximal size of possible extension queue 455. Compared 180896 event pairs, 5271 based on Foata normal form. 0/20092 useless extension candidates. Maximal degree in co-relation 53473. Up to 16667 conditions per place. [2023-11-19 07:48:18,314 INFO L140 encePairwiseOnDemand]: 365/379 looper letters, 139 selfloop transitions, 44 changer transitions 0/227 dead transitions. [2023-11-19 07:48:18,314 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 96 places, 227 transitions, 1102 flow [2023-11-19 07:48:18,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-19 07:48:18,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-11-19 07:48:18,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1269 transitions. [2023-11-19 07:48:18,321 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.558047493403694 [2023-11-19 07:48:18,322 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1269 transitions. [2023-11-19 07:48:18,322 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1269 transitions. [2023-11-19 07:48:18,323 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-19 07:48:18,324 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1269 transitions. [2023-11-19 07:48:18,329 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 211.5) internal successors, (1269), 6 states have internal predecessors, (1269), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:48:18,336 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 379.0) internal successors, (2653), 7 states have internal predecessors, (2653), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:48:18,339 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 379.0) internal successors, (2653), 7 states have internal predecessors, (2653), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:48:18,339 INFO L175 Difference]: Start difference. First operand has 91 places, 116 transitions, 416 flow. Second operand 6 states and 1269 transitions. [2023-11-19 07:48:18,339 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 96 places, 227 transitions, 1102 flow [2023-11-19 07:48:18,508 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 96 places, 227 transitions, 1102 flow, removed 0 selfloop flow, removed 0 redundant places. [2023-11-19 07:48:18,513 INFO L231 Difference]: Finished difference. Result has 100 places, 155 transitions, 722 flow [2023-11-19 07:48:18,514 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=379, PETRI_DIFFERENCE_MINUEND_FLOW=416, PETRI_DIFFERENCE_MINUEND_PLACES=91, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=116, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=13, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=96, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=722, PETRI_PLACES=100, PETRI_TRANSITIONS=155} [2023-11-19 07:48:18,515 INFO L281 CegarLoopForPetriNet]: 82 programPoint places, 18 predicate places. [2023-11-19 07:48:18,515 INFO L495 AbstractCegarLoop]: Abstraction has has 100 places, 155 transitions, 722 flow [2023-11-19 07:48:18,517 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 188.0) internal successors, (1128), 6 states have internal predecessors, (1128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:48:18,517 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-19 07:48:18,517 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:48:18,518 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-19 07:48:18,518 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 23 more)] === [2023-11-19 07:48:18,518 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:48:18,519 INFO L85 PathProgramCache]: Analyzing trace with hash 387863489, now seen corresponding path program 1 times [2023-11-19 07:48:18,519 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:48:18,519 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1085078886] [2023-11-19 07:48:18,520 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:48:18,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:48:18,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:48:18,595 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 07:48:18,596 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:48:18,596 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1085078886] [2023-11-19 07:48:18,597 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1085078886] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:48:18,597 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:48:18,597 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 07:48:18,597 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [758551363] [2023-11-19 07:48:18,598 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:48:18,598 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 07:48:18,599 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:48:18,600 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 07:48:18,600 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 07:48:18,610 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 207 out of 379 [2023-11-19 07:48:18,612 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 100 places, 155 transitions, 722 flow. Second operand has 3 states, 3 states have (on average 210.0) internal successors, (630), 3 states have internal predecessors, (630), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:48:18,612 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-19 07:48:18,612 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 207 of 379 [2023-11-19 07:48:18,613 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-19 07:48:22,105 INFO L124 PetriNetUnfolderBase]: 7962/20065 cut-off events. [2023-11-19 07:48:22,105 INFO L125 PetriNetUnfolderBase]: For 9659/10981 co-relation queries the response was YES. [2023-11-19 07:48:22,227 INFO L83 FinitePrefix]: Finished finitePrefix Result has 47975 conditions, 20065 events. 7962/20065 cut-off events. For 9659/10981 co-relation queries the response was YES. Maximal size of possible extension queue 541. Compared 200321 event pairs, 2502 based on Foata normal form. 327/18520 useless extension candidates. Maximal degree in co-relation 43359. Up to 6447 conditions per place. [2023-11-19 07:48:22,328 INFO L140 encePairwiseOnDemand]: 376/379 looper letters, 78 selfloop transitions, 2 changer transitions 0/192 dead transitions. [2023-11-19 07:48:22,328 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 102 places, 192 transitions, 1016 flow [2023-11-19 07:48:22,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 07:48:22,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-19 07:48:22,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 682 transitions. [2023-11-19 07:48:22,333 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5998240985048373 [2023-11-19 07:48:22,333 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 682 transitions. [2023-11-19 07:48:22,333 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 682 transitions. [2023-11-19 07:48:22,334 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-19 07:48:22,334 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 682 transitions. [2023-11-19 07:48:22,337 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 227.33333333333334) internal successors, (682), 3 states have internal predecessors, (682), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:48:22,342 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 379.0) internal successors, (1516), 4 states have internal predecessors, (1516), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:48:22,344 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 379.0) internal successors, (1516), 4 states have internal predecessors, (1516), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:48:22,344 INFO L175 Difference]: Start difference. First operand has 100 places, 155 transitions, 722 flow. Second operand 3 states and 682 transitions. [2023-11-19 07:48:22,344 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 102 places, 192 transitions, 1016 flow [2023-11-19 07:48:22,645 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 102 places, 192 transitions, 992 flow, removed 12 selfloop flow, removed 0 redundant places. [2023-11-19 07:48:22,650 INFO L231 Difference]: Finished difference. Result has 103 places, 156 transitions, 710 flow [2023-11-19 07:48:22,651 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=379, PETRI_DIFFERENCE_MINUEND_FLOW=698, PETRI_DIFFERENCE_MINUEND_PLACES=100, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=155, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=153, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=710, PETRI_PLACES=103, PETRI_TRANSITIONS=156} [2023-11-19 07:48:22,653 INFO L281 CegarLoopForPetriNet]: 82 programPoint places, 21 predicate places. [2023-11-19 07:48:22,653 INFO L495 AbstractCegarLoop]: Abstraction has has 103 places, 156 transitions, 710 flow [2023-11-19 07:48:22,654 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 210.0) internal successors, (630), 3 states have internal predecessors, (630), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:48:22,654 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-19 07:48:22,654 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:48:22,655 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-11-19 07:48:22,655 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting t2Err3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 23 more)] === [2023-11-19 07:48:22,656 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:48:22,656 INFO L85 PathProgramCache]: Analyzing trace with hash 73053481, now seen corresponding path program 1 times [2023-11-19 07:48:22,656 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:48:22,656 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [846946230] [2023-11-19 07:48:22,657 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:48:22,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:48:22,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:48:22,739 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 07:48:22,740 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:48:22,740 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [846946230] [2023-11-19 07:48:22,740 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [846946230] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:48:22,741 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:48:22,742 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 07:48:22,743 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1110430374] [2023-11-19 07:48:22,744 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:48:22,745 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 07:48:22,745 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:48:22,746 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 07:48:22,746 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 07:48:22,768 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 204 out of 379 [2023-11-19 07:48:22,770 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 103 places, 156 transitions, 710 flow. Second operand has 3 states, 3 states have (on average 207.66666666666666) internal successors, (623), 3 states have internal predecessors, (623), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:48:22,770 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-19 07:48:22,774 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 204 of 379 [2023-11-19 07:48:22,774 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-19 07:48:26,096 INFO L124 PetriNetUnfolderBase]: 8044/19949 cut-off events. [2023-11-19 07:48:26,097 INFO L125 PetriNetUnfolderBase]: For 8506/9301 co-relation queries the response was YES. [2023-11-19 07:48:26,206 INFO L83 FinitePrefix]: Finished finitePrefix Result has 47700 conditions, 19949 events. 8044/19949 cut-off events. For 8506/9301 co-relation queries the response was YES. Maximal size of possible extension queue 540. Compared 193404 event pairs, 2438 based on Foata normal form. 482/18885 useless extension candidates. Maximal degree in co-relation 47152. Up to 8057 conditions per place. [2023-11-19 07:48:26,334 INFO L140 encePairwiseOnDemand]: 374/379 looper letters, 71 selfloop transitions, 3 changer transitions 0/184 dead transitions. [2023-11-19 07:48:26,334 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 105 places, 184 transitions, 968 flow [2023-11-19 07:48:26,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 07:48:26,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-19 07:48:26,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 670 transitions. [2023-11-19 07:48:26,483 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5892700087950747 [2023-11-19 07:48:26,483 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 670 transitions. [2023-11-19 07:48:26,483 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 670 transitions. [2023-11-19 07:48:26,484 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-19 07:48:26,484 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 670 transitions. [2023-11-19 07:48:26,486 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 223.33333333333334) internal successors, (670), 3 states have internal predecessors, (670), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:48:26,490 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 379.0) internal successors, (1516), 4 states have internal predecessors, (1516), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:48:26,491 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 379.0) internal successors, (1516), 4 states have internal predecessors, (1516), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:48:26,491 INFO L175 Difference]: Start difference. First operand has 103 places, 156 transitions, 710 flow. Second operand 3 states and 670 transitions. [2023-11-19 07:48:26,491 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 105 places, 184 transitions, 968 flow [2023-11-19 07:48:26,584 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 104 places, 184 transitions, 965 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-11-19 07:48:26,587 INFO L231 Difference]: Finished difference. Result has 105 places, 157 transitions, 725 flow [2023-11-19 07:48:26,588 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=379, PETRI_DIFFERENCE_MINUEND_FLOW=708, PETRI_DIFFERENCE_MINUEND_PLACES=102, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=156, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=153, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=725, PETRI_PLACES=105, PETRI_TRANSITIONS=157} [2023-11-19 07:48:26,590 INFO L281 CegarLoopForPetriNet]: 82 programPoint places, 23 predicate places. [2023-11-19 07:48:26,590 INFO L495 AbstractCegarLoop]: Abstraction has has 105 places, 157 transitions, 725 flow [2023-11-19 07:48:26,591 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 207.66666666666666) internal successors, (623), 3 states have internal predecessors, (623), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:48:26,591 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-19 07:48:26,591 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:48:26,591 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-11-19 07:48:26,592 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 23 more)] === [2023-11-19 07:48:26,592 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:48:26,592 INFO L85 PathProgramCache]: Analyzing trace with hash 537363084, now seen corresponding path program 1 times [2023-11-19 07:48:26,592 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:48:26,593 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [476421202] [2023-11-19 07:48:26,593 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:48:26,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:48:26,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:48:27,207 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 07:48:27,208 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:48:27,208 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [476421202] [2023-11-19 07:48:27,208 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [476421202] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:48:27,208 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:48:27,208 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-19 07:48:27,209 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1430891205] [2023-11-19 07:48:27,209 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:48:27,209 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-11-19 07:48:27,210 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:48:27,210 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-19 07:48:27,210 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2023-11-19 07:48:27,644 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 194 out of 379 [2023-11-19 07:48:27,647 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 105 places, 157 transitions, 725 flow. Second operand has 9 states, 9 states have (on average 195.77777777777777) internal successors, (1762), 9 states have internal predecessors, (1762), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:48:27,647 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-19 07:48:27,647 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 194 of 379 [2023-11-19 07:48:27,647 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-19 07:48:33,649 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([698] L945-4-->L945-6: Formula: (= |v_#race~top~0_32| |v_t1Thread1of1ForFork1_inc_top_#t~nondet32#1_19|) InVars {} OutVars{t1Thread1of1ForFork1_inc_top_#t~nondet32#1=|v_t1Thread1of1ForFork1_inc_top_#t~nondet32#1_19|, #race~top~0=|v_#race~top~0_32|} AuxVars[] AssignedVars[t1Thread1of1ForFork1_inc_top_#t~nondet32#1, #race~top~0][147], [Black: 224#(= |#race~top~0| 0), Black: 258#(= ~top~0 0), 240#true, Black: 233#(and (= 0 (select (select |#race| |ULTIMATE.start_main_~#id1~0#1.base|) (+ 3 |ULTIMATE.start_main_~#id1~0#1.offset|))) (= (select (select |#race| |ULTIMATE.start_main_~#id1~0#1.base|) |ULTIMATE.start_main_~#id1~0#1.offset|) 0) (= (select (select |#race| |ULTIMATE.start_main_~#id1~0#1.base|) (+ 2 |ULTIMATE.start_main_~#id1~0#1.offset|)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#id1~0#1.base|) (+ |ULTIMATE.start_main_~#id1~0#1.offset| 1)) 0)), Black: 230#(= (select (select |#race| |ULTIMATE.start_main_~#id1~0#1.base|) |ULTIMATE.start_main_~#id1~0#1.offset|) 0), Black: 228#true, Black: 232#(and (= (select (select |#race| |ULTIMATE.start_main_~#id1~0#1.base|) |ULTIMATE.start_main_~#id1~0#1.offset|) 0) (= (select (select |#race| |ULTIMATE.start_main_~#id1~0#1.base|) (+ 2 |ULTIMATE.start_main_~#id1~0#1.offset|)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#id1~0#1.base|) (+ |ULTIMATE.start_main_~#id1~0#1.offset| 1)) 0)), 94#L1023-3true, 265#(and (not (= 3 |ULTIMATE.start_main_~#id1~0#1.base|)) (= (select (select |#race| |ULTIMATE.start_main_~#id1~0#1.base|) |ULTIMATE.start_main_~#id1~0#1.offset|) 0) (= (select (select |#race| |ULTIMATE.start_main_~#id1~0#1.base|) (+ |ULTIMATE.start_main_~#id1~0#1.offset| 1)) 0) (= 3 |~#arr~0.base|)), 231#(and (= (select (select |#race| |ULTIMATE.start_main_~#id1~0#1.base|) |ULTIMATE.start_main_~#id1~0#1.offset|) 0) (= (select (select |#race| |ULTIMATE.start_main_~#id1~0#1.base|) (+ |ULTIMATE.start_main_~#id1~0#1.offset| 1)) 0)), Black: 243#(and (= (select (select |#race| |t1Thread1of1ForFork1_push_~stack#1.base|) (+ |t1Thread1of1ForFork1_push_~stack#1.offset| (* |t1Thread1of1ForFork1_push_#t~ret36#1| 4))) |t1Thread1of1ForFork1_push_#t~nondet37#1|) (= (select (select |#race| |t1Thread1of1ForFork1_push_~stack#1.base|) (+ |t1Thread1of1ForFork1_push_~stack#1.offset| (* |t1Thread1of1ForFork1_push_#t~ret36#1| 4) 1)) |t1Thread1of1ForFork1_push_#t~nondet37#1|)), Black: 242#(= (select (select |#race| |t1Thread1of1ForFork1_push_~stack#1.base|) (+ |t1Thread1of1ForFork1_push_~stack#1.offset| (* |t1Thread1of1ForFork1_push_#t~ret36#1| 4))) |t1Thread1of1ForFork1_push_#t~nondet37#1|), 21#L953-1true, Black: 244#(and (= (select (select |#race| |t1Thread1of1ForFork1_push_~stack#1.base|) (+ |t1Thread1of1ForFork1_push_~stack#1.offset| (* |t1Thread1of1ForFork1_push_#t~ret36#1| 4) 2)) |t1Thread1of1ForFork1_push_#t~nondet37#1|) (= (select (select |#race| |t1Thread1of1ForFork1_push_~stack#1.base|) (+ |t1Thread1of1ForFork1_push_~stack#1.offset| (* |t1Thread1of1ForFork1_push_#t~ret36#1| 4))) |t1Thread1of1ForFork1_push_#t~nondet37#1|) (= (select (select |#race| |t1Thread1of1ForFork1_push_~stack#1.base|) (+ |t1Thread1of1ForFork1_push_~stack#1.offset| (* |t1Thread1of1ForFork1_push_#t~ret36#1| 4) 1)) |t1Thread1of1ForFork1_push_#t~nondet37#1|)), t2Thread1of1ForFork0InUse, Black: 245#(and (= (select (select |#race| |t1Thread1of1ForFork1_push_~stack#1.base|) (+ |t1Thread1of1ForFork1_push_~stack#1.offset| (* |t1Thread1of1ForFork1_push_#t~ret36#1| 4) 2)) |t1Thread1of1ForFork1_push_#t~nondet37#1|) (= (select (select |#race| |t1Thread1of1ForFork1_push_~stack#1.base|) (+ |t1Thread1of1ForFork1_push_~stack#1.offset| (* |t1Thread1of1ForFork1_push_#t~ret36#1| 4) 3)) |t1Thread1of1ForFork1_push_#t~nondet37#1|) (= (select (select |#race| |t1Thread1of1ForFork1_push_~stack#1.base|) (+ |t1Thread1of1ForFork1_push_~stack#1.offset| (* |t1Thread1of1ForFork1_push_#t~ret36#1| 4))) |t1Thread1of1ForFork1_push_#t~nondet37#1|) (= (select (select |#race| |t1Thread1of1ForFork1_push_~stack#1.base|) (+ |t1Thread1of1ForFork1_push_~stack#1.offset| (* |t1Thread1of1ForFork1_push_#t~ret36#1| 4) 1)) |t1Thread1of1ForFork1_push_#t~nondet37#1|)), 144#L945-6true, Black: 253#(= |t1Thread1of1ForFork1_~i~0#1| 0), 256#true]) [2023-11-19 07:48:33,650 INFO L294 olderBase$Statistics]: this new event has 61 ancestors and is cut-off event [2023-11-19 07:48:33,650 INFO L297 olderBase$Statistics]: existing Event has 61 ancestors and is cut-off event [2023-11-19 07:48:33,650 INFO L297 olderBase$Statistics]: existing Event has 61 ancestors and is cut-off event [2023-11-19 07:48:33,650 INFO L297 olderBase$Statistics]: existing Event has 61 ancestors and is cut-off event [2023-11-19 07:48:33,747 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([698] L945-4-->L945-6: Formula: (= |v_#race~top~0_32| |v_t1Thread1of1ForFork1_inc_top_#t~nondet32#1_19|) InVars {} OutVars{t1Thread1of1ForFork1_inc_top_#t~nondet32#1=|v_t1Thread1of1ForFork1_inc_top_#t~nondet32#1_19|, #race~top~0=|v_#race~top~0_32|} AuxVars[] AssignedVars[t1Thread1of1ForFork1_inc_top_#t~nondet32#1, #race~top~0][148], [Black: 224#(= |#race~top~0| 0), Black: 258#(= ~top~0 0), 20#L1023-4true, 240#true, 266#(and (not (= 3 |ULTIMATE.start_main_~#id1~0#1.base|)) (= (select (select |#race| |ULTIMATE.start_main_~#id1~0#1.base|) |ULTIMATE.start_main_~#id1~0#1.offset|) 0) (= (select (select |#race| |ULTIMATE.start_main_~#id1~0#1.base|) (+ 2 |ULTIMATE.start_main_~#id1~0#1.offset|)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#id1~0#1.base|) (+ |ULTIMATE.start_main_~#id1~0#1.offset| 1)) 0) (= 3 |~#arr~0.base|)), Black: 231#(and (= (select (select |#race| |ULTIMATE.start_main_~#id1~0#1.base|) |ULTIMATE.start_main_~#id1~0#1.offset|) 0) (= (select (select |#race| |ULTIMATE.start_main_~#id1~0#1.base|) (+ |ULTIMATE.start_main_~#id1~0#1.offset| 1)) 0)), Black: 233#(and (= 0 (select (select |#race| |ULTIMATE.start_main_~#id1~0#1.base|) (+ 3 |ULTIMATE.start_main_~#id1~0#1.offset|))) (= (select (select |#race| |ULTIMATE.start_main_~#id1~0#1.base|) |ULTIMATE.start_main_~#id1~0#1.offset|) 0) (= (select (select |#race| |ULTIMATE.start_main_~#id1~0#1.base|) (+ 2 |ULTIMATE.start_main_~#id1~0#1.offset|)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#id1~0#1.base|) (+ |ULTIMATE.start_main_~#id1~0#1.offset| 1)) 0)), Black: 230#(= (select (select |#race| |ULTIMATE.start_main_~#id1~0#1.base|) |ULTIMATE.start_main_~#id1~0#1.offset|) 0), Black: 228#true, Black: 243#(and (= (select (select |#race| |t1Thread1of1ForFork1_push_~stack#1.base|) (+ |t1Thread1of1ForFork1_push_~stack#1.offset| (* |t1Thread1of1ForFork1_push_#t~ret36#1| 4))) |t1Thread1of1ForFork1_push_#t~nondet37#1|) (= (select (select |#race| |t1Thread1of1ForFork1_push_~stack#1.base|) (+ |t1Thread1of1ForFork1_push_~stack#1.offset| (* |t1Thread1of1ForFork1_push_#t~ret36#1| 4) 1)) |t1Thread1of1ForFork1_push_#t~nondet37#1|)), Black: 242#(= (select (select |#race| |t1Thread1of1ForFork1_push_~stack#1.base|) (+ |t1Thread1of1ForFork1_push_~stack#1.offset| (* |t1Thread1of1ForFork1_push_#t~ret36#1| 4))) |t1Thread1of1ForFork1_push_#t~nondet37#1|), 21#L953-1true, Black: 244#(and (= (select (select |#race| |t1Thread1of1ForFork1_push_~stack#1.base|) (+ |t1Thread1of1ForFork1_push_~stack#1.offset| (* |t1Thread1of1ForFork1_push_#t~ret36#1| 4) 2)) |t1Thread1of1ForFork1_push_#t~nondet37#1|) (= (select (select |#race| |t1Thread1of1ForFork1_push_~stack#1.base|) (+ |t1Thread1of1ForFork1_push_~stack#1.offset| (* |t1Thread1of1ForFork1_push_#t~ret36#1| 4))) |t1Thread1of1ForFork1_push_#t~nondet37#1|) (= (select (select |#race| |t1Thread1of1ForFork1_push_~stack#1.base|) (+ |t1Thread1of1ForFork1_push_~stack#1.offset| (* |t1Thread1of1ForFork1_push_#t~ret36#1| 4) 1)) |t1Thread1of1ForFork1_push_#t~nondet37#1|)), t2Thread1of1ForFork0InUse, Black: 245#(and (= (select (select |#race| |t1Thread1of1ForFork1_push_~stack#1.base|) (+ |t1Thread1of1ForFork1_push_~stack#1.offset| (* |t1Thread1of1ForFork1_push_#t~ret36#1| 4) 2)) |t1Thread1of1ForFork1_push_#t~nondet37#1|) (= (select (select |#race| |t1Thread1of1ForFork1_push_~stack#1.base|) (+ |t1Thread1of1ForFork1_push_~stack#1.offset| (* |t1Thread1of1ForFork1_push_#t~ret36#1| 4) 3)) |t1Thread1of1ForFork1_push_#t~nondet37#1|) (= (select (select |#race| |t1Thread1of1ForFork1_push_~stack#1.base|) (+ |t1Thread1of1ForFork1_push_~stack#1.offset| (* |t1Thread1of1ForFork1_push_#t~ret36#1| 4))) |t1Thread1of1ForFork1_push_#t~nondet37#1|) (= (select (select |#race| |t1Thread1of1ForFork1_push_~stack#1.base|) (+ |t1Thread1of1ForFork1_push_~stack#1.offset| (* |t1Thread1of1ForFork1_push_#t~ret36#1| 4) 1)) |t1Thread1of1ForFork1_push_#t~nondet37#1|)), 144#L945-6true, Black: 253#(= |t1Thread1of1ForFork1_~i~0#1| 0), 232#(and (= (select (select |#race| |ULTIMATE.start_main_~#id1~0#1.base|) |ULTIMATE.start_main_~#id1~0#1.offset|) 0) (= (select (select |#race| |ULTIMATE.start_main_~#id1~0#1.base|) (+ 2 |ULTIMATE.start_main_~#id1~0#1.offset|)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#id1~0#1.base|) (+ |ULTIMATE.start_main_~#id1~0#1.offset| 1)) 0)), 256#true]) [2023-11-19 07:48:33,747 INFO L294 olderBase$Statistics]: this new event has 62 ancestors and is cut-off event [2023-11-19 07:48:33,748 INFO L297 olderBase$Statistics]: existing Event has 62 ancestors and is cut-off event [2023-11-19 07:48:33,748 INFO L297 olderBase$Statistics]: existing Event has 62 ancestors and is cut-off event [2023-11-19 07:48:33,748 INFO L297 olderBase$Statistics]: existing Event has 62 ancestors and is cut-off event [2023-11-19 07:48:33,749 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([698] L945-4-->L945-6: Formula: (= |v_#race~top~0_32| |v_t1Thread1of1ForFork1_inc_top_#t~nondet32#1_19|) InVars {} OutVars{t1Thread1of1ForFork1_inc_top_#t~nondet32#1=|v_t1Thread1of1ForFork1_inc_top_#t~nondet32#1_19|, #race~top~0=|v_#race~top~0_32|} AuxVars[] AssignedVars[t1Thread1of1ForFork1_inc_top_#t~nondet32#1, #race~top~0][147], [Black: 224#(= |#race~top~0| 0), Black: 258#(= ~top~0 0), 240#true, Black: 233#(and (= 0 (select (select |#race| |ULTIMATE.start_main_~#id1~0#1.base|) (+ 3 |ULTIMATE.start_main_~#id1~0#1.offset|))) (= (select (select |#race| |ULTIMATE.start_main_~#id1~0#1.base|) |ULTIMATE.start_main_~#id1~0#1.offset|) 0) (= (select (select |#race| |ULTIMATE.start_main_~#id1~0#1.base|) (+ 2 |ULTIMATE.start_main_~#id1~0#1.offset|)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#id1~0#1.base|) (+ |ULTIMATE.start_main_~#id1~0#1.offset| 1)) 0)), Black: 230#(= (select (select |#race| |ULTIMATE.start_main_~#id1~0#1.base|) |ULTIMATE.start_main_~#id1~0#1.offset|) 0), Black: 228#true, Black: 232#(and (= (select (select |#race| |ULTIMATE.start_main_~#id1~0#1.base|) |ULTIMATE.start_main_~#id1~0#1.offset|) 0) (= (select (select |#race| |ULTIMATE.start_main_~#id1~0#1.base|) (+ 2 |ULTIMATE.start_main_~#id1~0#1.offset|)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#id1~0#1.base|) (+ |ULTIMATE.start_main_~#id1~0#1.offset| 1)) 0)), 94#L1023-3true, 265#(and (not (= 3 |ULTIMATE.start_main_~#id1~0#1.base|)) (= (select (select |#race| |ULTIMATE.start_main_~#id1~0#1.base|) |ULTIMATE.start_main_~#id1~0#1.offset|) 0) (= (select (select |#race| |ULTIMATE.start_main_~#id1~0#1.base|) (+ |ULTIMATE.start_main_~#id1~0#1.offset| 1)) 0) (= 3 |~#arr~0.base|)), 231#(and (= (select (select |#race| |ULTIMATE.start_main_~#id1~0#1.base|) |ULTIMATE.start_main_~#id1~0#1.offset|) 0) (= (select (select |#race| |ULTIMATE.start_main_~#id1~0#1.base|) (+ |ULTIMATE.start_main_~#id1~0#1.offset| 1)) 0)), Black: 243#(and (= (select (select |#race| |t1Thread1of1ForFork1_push_~stack#1.base|) (+ |t1Thread1of1ForFork1_push_~stack#1.offset| (* |t1Thread1of1ForFork1_push_#t~ret36#1| 4))) |t1Thread1of1ForFork1_push_#t~nondet37#1|) (= (select (select |#race| |t1Thread1of1ForFork1_push_~stack#1.base|) (+ |t1Thread1of1ForFork1_push_~stack#1.offset| (* |t1Thread1of1ForFork1_push_#t~ret36#1| 4) 1)) |t1Thread1of1ForFork1_push_#t~nondet37#1|)), Black: 242#(= (select (select |#race| |t1Thread1of1ForFork1_push_~stack#1.base|) (+ |t1Thread1of1ForFork1_push_~stack#1.offset| (* |t1Thread1of1ForFork1_push_#t~ret36#1| 4))) |t1Thread1of1ForFork1_push_#t~nondet37#1|), Black: 244#(and (= (select (select |#race| |t1Thread1of1ForFork1_push_~stack#1.base|) (+ |t1Thread1of1ForFork1_push_~stack#1.offset| (* |t1Thread1of1ForFork1_push_#t~ret36#1| 4) 2)) |t1Thread1of1ForFork1_push_#t~nondet37#1|) (= (select (select |#race| |t1Thread1of1ForFork1_push_~stack#1.base|) (+ |t1Thread1of1ForFork1_push_~stack#1.offset| (* |t1Thread1of1ForFork1_push_#t~ret36#1| 4))) |t1Thread1of1ForFork1_push_#t~nondet37#1|) (= (select (select |#race| |t1Thread1of1ForFork1_push_~stack#1.base|) (+ |t1Thread1of1ForFork1_push_~stack#1.offset| (* |t1Thread1of1ForFork1_push_#t~ret36#1| 4) 1)) |t1Thread1of1ForFork1_push_#t~nondet37#1|)), t2Thread1of1ForFork0InUse, Black: 245#(and (= (select (select |#race| |t1Thread1of1ForFork1_push_~stack#1.base|) (+ |t1Thread1of1ForFork1_push_~stack#1.offset| (* |t1Thread1of1ForFork1_push_#t~ret36#1| 4) 2)) |t1Thread1of1ForFork1_push_#t~nondet37#1|) (= (select (select |#race| |t1Thread1of1ForFork1_push_~stack#1.base|) (+ |t1Thread1of1ForFork1_push_~stack#1.offset| (* |t1Thread1of1ForFork1_push_#t~ret36#1| 4) 3)) |t1Thread1of1ForFork1_push_#t~nondet37#1|) (= (select (select |#race| |t1Thread1of1ForFork1_push_~stack#1.base|) (+ |t1Thread1of1ForFork1_push_~stack#1.offset| (* |t1Thread1of1ForFork1_push_#t~ret36#1| 4))) |t1Thread1of1ForFork1_push_#t~nondet37#1|) (= (select (select |#race| |t1Thread1of1ForFork1_push_~stack#1.base|) (+ |t1Thread1of1ForFork1_push_~stack#1.offset| (* |t1Thread1of1ForFork1_push_#t~ret36#1| 4) 1)) |t1Thread1of1ForFork1_push_#t~nondet37#1|)), 68#L953-2true, 144#L945-6true, Black: 253#(= |t1Thread1of1ForFork1_~i~0#1| 0), 256#true]) [2023-11-19 07:48:33,750 INFO L294 olderBase$Statistics]: this new event has 62 ancestors and is cut-off event [2023-11-19 07:48:33,750 INFO L297 olderBase$Statistics]: existing Event has 62 ancestors and is cut-off event [2023-11-19 07:48:33,750 INFO L297 olderBase$Statistics]: existing Event has 62 ancestors and is cut-off event [2023-11-19 07:48:33,750 INFO L297 olderBase$Statistics]: existing Event has 62 ancestors and is cut-off event [2023-11-19 07:48:33,821 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([698] L945-4-->L945-6: Formula: (= |v_#race~top~0_32| |v_t1Thread1of1ForFork1_inc_top_#t~nondet32#1_19|) InVars {} OutVars{t1Thread1of1ForFork1_inc_top_#t~nondet32#1=|v_t1Thread1of1ForFork1_inc_top_#t~nondet32#1_19|, #race~top~0=|v_#race~top~0_32|} AuxVars[] AssignedVars[t1Thread1of1ForFork1_inc_top_#t~nondet32#1, #race~top~0][148], [Black: 224#(= |#race~top~0| 0), 20#L1023-4true, 240#true, Black: 258#(= ~top~0 0), Black: 231#(and (= (select (select |#race| |ULTIMATE.start_main_~#id1~0#1.base|) |ULTIMATE.start_main_~#id1~0#1.offset|) 0) (= (select (select |#race| |ULTIMATE.start_main_~#id1~0#1.base|) (+ |ULTIMATE.start_main_~#id1~0#1.offset| 1)) 0)), 266#(and (not (= 3 |ULTIMATE.start_main_~#id1~0#1.base|)) (= (select (select |#race| |ULTIMATE.start_main_~#id1~0#1.base|) |ULTIMATE.start_main_~#id1~0#1.offset|) 0) (= (select (select |#race| |ULTIMATE.start_main_~#id1~0#1.base|) (+ 2 |ULTIMATE.start_main_~#id1~0#1.offset|)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#id1~0#1.base|) (+ |ULTIMATE.start_main_~#id1~0#1.offset| 1)) 0) (= 3 |~#arr~0.base|)), Black: 233#(and (= 0 (select (select |#race| |ULTIMATE.start_main_~#id1~0#1.base|) (+ 3 |ULTIMATE.start_main_~#id1~0#1.offset|))) (= (select (select |#race| |ULTIMATE.start_main_~#id1~0#1.base|) |ULTIMATE.start_main_~#id1~0#1.offset|) 0) (= (select (select |#race| |ULTIMATE.start_main_~#id1~0#1.base|) (+ 2 |ULTIMATE.start_main_~#id1~0#1.offset|)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#id1~0#1.base|) (+ |ULTIMATE.start_main_~#id1~0#1.offset| 1)) 0)), Black: 230#(= (select (select |#race| |ULTIMATE.start_main_~#id1~0#1.base|) |ULTIMATE.start_main_~#id1~0#1.offset|) 0), Black: 228#true, Black: 243#(and (= (select (select |#race| |t1Thread1of1ForFork1_push_~stack#1.base|) (+ |t1Thread1of1ForFork1_push_~stack#1.offset| (* |t1Thread1of1ForFork1_push_#t~ret36#1| 4))) |t1Thread1of1ForFork1_push_#t~nondet37#1|) (= (select (select |#race| |t1Thread1of1ForFork1_push_~stack#1.base|) (+ |t1Thread1of1ForFork1_push_~stack#1.offset| (* |t1Thread1of1ForFork1_push_#t~ret36#1| 4) 1)) |t1Thread1of1ForFork1_push_#t~nondet37#1|)), Black: 242#(= (select (select |#race| |t1Thread1of1ForFork1_push_~stack#1.base|) (+ |t1Thread1of1ForFork1_push_~stack#1.offset| (* |t1Thread1of1ForFork1_push_#t~ret36#1| 4))) |t1Thread1of1ForFork1_push_#t~nondet37#1|), Black: 244#(and (= (select (select |#race| |t1Thread1of1ForFork1_push_~stack#1.base|) (+ |t1Thread1of1ForFork1_push_~stack#1.offset| (* |t1Thread1of1ForFork1_push_#t~ret36#1| 4) 2)) |t1Thread1of1ForFork1_push_#t~nondet37#1|) (= (select (select |#race| |t1Thread1of1ForFork1_push_~stack#1.base|) (+ |t1Thread1of1ForFork1_push_~stack#1.offset| (* |t1Thread1of1ForFork1_push_#t~ret36#1| 4))) |t1Thread1of1ForFork1_push_#t~nondet37#1|) (= (select (select |#race| |t1Thread1of1ForFork1_push_~stack#1.base|) (+ |t1Thread1of1ForFork1_push_~stack#1.offset| (* |t1Thread1of1ForFork1_push_#t~ret36#1| 4) 1)) |t1Thread1of1ForFork1_push_#t~nondet37#1|)), Black: 245#(and (= (select (select |#race| |t1Thread1of1ForFork1_push_~stack#1.base|) (+ |t1Thread1of1ForFork1_push_~stack#1.offset| (* |t1Thread1of1ForFork1_push_#t~ret36#1| 4) 2)) |t1Thread1of1ForFork1_push_#t~nondet37#1|) (= (select (select |#race| |t1Thread1of1ForFork1_push_~stack#1.base|) (+ |t1Thread1of1ForFork1_push_~stack#1.offset| (* |t1Thread1of1ForFork1_push_#t~ret36#1| 4) 3)) |t1Thread1of1ForFork1_push_#t~nondet37#1|) (= (select (select |#race| |t1Thread1of1ForFork1_push_~stack#1.base|) (+ |t1Thread1of1ForFork1_push_~stack#1.offset| (* |t1Thread1of1ForFork1_push_#t~ret36#1| 4))) |t1Thread1of1ForFork1_push_#t~nondet37#1|) (= (select (select |#race| |t1Thread1of1ForFork1_push_~stack#1.base|) (+ |t1Thread1of1ForFork1_push_~stack#1.offset| (* |t1Thread1of1ForFork1_push_#t~ret36#1| 4) 1)) |t1Thread1of1ForFork1_push_#t~nondet37#1|)), t2Thread1of1ForFork0InUse, 68#L953-2true, 144#L945-6true, 256#true, 232#(and (= (select (select |#race| |ULTIMATE.start_main_~#id1~0#1.base|) |ULTIMATE.start_main_~#id1~0#1.offset|) 0) (= (select (select |#race| |ULTIMATE.start_main_~#id1~0#1.base|) (+ 2 |ULTIMATE.start_main_~#id1~0#1.offset|)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#id1~0#1.base|) (+ |ULTIMATE.start_main_~#id1~0#1.offset| 1)) 0)), Black: 253#(= |t1Thread1of1ForFork1_~i~0#1| 0)]) [2023-11-19 07:48:33,821 INFO L294 olderBase$Statistics]: this new event has 63 ancestors and is cut-off event [2023-11-19 07:48:33,821 INFO L297 olderBase$Statistics]: existing Event has 63 ancestors and is cut-off event [2023-11-19 07:48:33,822 INFO L297 olderBase$Statistics]: existing Event has 63 ancestors and is cut-off event [2023-11-19 07:48:33,822 INFO L297 olderBase$Statistics]: existing Event has 63 ancestors and is cut-off event [2023-11-19 07:48:33,837 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([698] L945-4-->L945-6: Formula: (= |v_#race~top~0_32| |v_t1Thread1of1ForFork1_inc_top_#t~nondet32#1_19|) InVars {} OutVars{t1Thread1of1ForFork1_inc_top_#t~nondet32#1=|v_t1Thread1of1ForFork1_inc_top_#t~nondet32#1_19|, #race~top~0=|v_#race~top~0_32|} AuxVars[] AssignedVars[t1Thread1of1ForFork1_inc_top_#t~nondet32#1, #race~top~0][150], [Black: 224#(= |#race~top~0| 0), Black: 258#(= ~top~0 0), 240#true, 233#(and (= 0 (select (select |#race| |ULTIMATE.start_main_~#id1~0#1.base|) (+ 3 |ULTIMATE.start_main_~#id1~0#1.offset|))) (= (select (select |#race| |ULTIMATE.start_main_~#id1~0#1.base|) |ULTIMATE.start_main_~#id1~0#1.offset|) 0) (= (select (select |#race| |ULTIMATE.start_main_~#id1~0#1.base|) (+ 2 |ULTIMATE.start_main_~#id1~0#1.offset|)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#id1~0#1.base|) (+ |ULTIMATE.start_main_~#id1~0#1.offset| 1)) 0)), Black: 231#(and (= (select (select |#race| |ULTIMATE.start_main_~#id1~0#1.base|) |ULTIMATE.start_main_~#id1~0#1.offset|) 0) (= (select (select |#race| |ULTIMATE.start_main_~#id1~0#1.base|) (+ |ULTIMATE.start_main_~#id1~0#1.offset| 1)) 0)), 54#L1023-5true, Black: 230#(= (select (select |#race| |ULTIMATE.start_main_~#id1~0#1.base|) |ULTIMATE.start_main_~#id1~0#1.offset|) 0), 267#(and (not (= 3 |ULTIMATE.start_main_~#id1~0#1.base|)) (= 0 (select (select |#race| |ULTIMATE.start_main_~#id1~0#1.base|) (+ 3 |ULTIMATE.start_main_~#id1~0#1.offset|))) (= (select (select |#race| |ULTIMATE.start_main_~#id1~0#1.base|) |ULTIMATE.start_main_~#id1~0#1.offset|) 0) (= (select (select |#race| |ULTIMATE.start_main_~#id1~0#1.base|) (+ 2 |ULTIMATE.start_main_~#id1~0#1.offset|)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#id1~0#1.base|) (+ |ULTIMATE.start_main_~#id1~0#1.offset| 1)) 0) (= 3 |~#arr~0.base|)), Black: 228#true, Black: 232#(and (= (select (select |#race| |ULTIMATE.start_main_~#id1~0#1.base|) |ULTIMATE.start_main_~#id1~0#1.offset|) 0) (= (select (select |#race| |ULTIMATE.start_main_~#id1~0#1.base|) (+ 2 |ULTIMATE.start_main_~#id1~0#1.offset|)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#id1~0#1.base|) (+ |ULTIMATE.start_main_~#id1~0#1.offset| 1)) 0)), Black: 243#(and (= (select (select |#race| |t1Thread1of1ForFork1_push_~stack#1.base|) (+ |t1Thread1of1ForFork1_push_~stack#1.offset| (* |t1Thread1of1ForFork1_push_#t~ret36#1| 4))) |t1Thread1of1ForFork1_push_#t~nondet37#1|) (= (select (select |#race| |t1Thread1of1ForFork1_push_~stack#1.base|) (+ |t1Thread1of1ForFork1_push_~stack#1.offset| (* |t1Thread1of1ForFork1_push_#t~ret36#1| 4) 1)) |t1Thread1of1ForFork1_push_#t~nondet37#1|)), Black: 242#(= (select (select |#race| |t1Thread1of1ForFork1_push_~stack#1.base|) (+ |t1Thread1of1ForFork1_push_~stack#1.offset| (* |t1Thread1of1ForFork1_push_#t~ret36#1| 4))) |t1Thread1of1ForFork1_push_#t~nondet37#1|), 21#L953-1true, Black: 244#(and (= (select (select |#race| |t1Thread1of1ForFork1_push_~stack#1.base|) (+ |t1Thread1of1ForFork1_push_~stack#1.offset| (* |t1Thread1of1ForFork1_push_#t~ret36#1| 4) 2)) |t1Thread1of1ForFork1_push_#t~nondet37#1|) (= (select (select |#race| |t1Thread1of1ForFork1_push_~stack#1.base|) (+ |t1Thread1of1ForFork1_push_~stack#1.offset| (* |t1Thread1of1ForFork1_push_#t~ret36#1| 4))) |t1Thread1of1ForFork1_push_#t~nondet37#1|) (= (select (select |#race| |t1Thread1of1ForFork1_push_~stack#1.base|) (+ |t1Thread1of1ForFork1_push_~stack#1.offset| (* |t1Thread1of1ForFork1_push_#t~ret36#1| 4) 1)) |t1Thread1of1ForFork1_push_#t~nondet37#1|)), t2Thread1of1ForFork0InUse, Black: 245#(and (= (select (select |#race| |t1Thread1of1ForFork1_push_~stack#1.base|) (+ |t1Thread1of1ForFork1_push_~stack#1.offset| (* |t1Thread1of1ForFork1_push_#t~ret36#1| 4) 2)) |t1Thread1of1ForFork1_push_#t~nondet37#1|) (= (select (select |#race| |t1Thread1of1ForFork1_push_~stack#1.base|) (+ |t1Thread1of1ForFork1_push_~stack#1.offset| (* |t1Thread1of1ForFork1_push_#t~ret36#1| 4) 3)) |t1Thread1of1ForFork1_push_#t~nondet37#1|) (= (select (select |#race| |t1Thread1of1ForFork1_push_~stack#1.base|) (+ |t1Thread1of1ForFork1_push_~stack#1.offset| (* |t1Thread1of1ForFork1_push_#t~ret36#1| 4))) |t1Thread1of1ForFork1_push_#t~nondet37#1|) (= (select (select |#race| |t1Thread1of1ForFork1_push_~stack#1.base|) (+ |t1Thread1of1ForFork1_push_~stack#1.offset| (* |t1Thread1of1ForFork1_push_#t~ret36#1| 4) 1)) |t1Thread1of1ForFork1_push_#t~nondet37#1|)), 144#L945-6true, Black: 253#(= |t1Thread1of1ForFork1_~i~0#1| 0), 256#true]) [2023-11-19 07:48:33,838 INFO L294 olderBase$Statistics]: this new event has 63 ancestors and is cut-off event [2023-11-19 07:48:33,838 INFO L297 olderBase$Statistics]: existing Event has 63 ancestors and is cut-off event [2023-11-19 07:48:33,838 INFO L297 olderBase$Statistics]: existing Event has 63 ancestors and is cut-off event [2023-11-19 07:48:33,838 INFO L297 olderBase$Statistics]: existing Event has 63 ancestors and is cut-off event [2023-11-19 07:48:33,892 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([698] L945-4-->L945-6: Formula: (= |v_#race~top~0_32| |v_t1Thread1of1ForFork1_inc_top_#t~nondet32#1_19|) InVars {} OutVars{t1Thread1of1ForFork1_inc_top_#t~nondet32#1=|v_t1Thread1of1ForFork1_inc_top_#t~nondet32#1_19|, #race~top~0=|v_#race~top~0_32|} AuxVars[] AssignedVars[t1Thread1of1ForFork1_inc_top_#t~nondet32#1, #race~top~0][150], [Black: 224#(= |#race~top~0| 0), 240#true, Black: 258#(= ~top~0 0), 233#(and (= 0 (select (select |#race| |ULTIMATE.start_main_~#id1~0#1.base|) (+ 3 |ULTIMATE.start_main_~#id1~0#1.offset|))) (= (select (select |#race| |ULTIMATE.start_main_~#id1~0#1.base|) |ULTIMATE.start_main_~#id1~0#1.offset|) 0) (= (select (select |#race| |ULTIMATE.start_main_~#id1~0#1.base|) (+ 2 |ULTIMATE.start_main_~#id1~0#1.offset|)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#id1~0#1.base|) (+ |ULTIMATE.start_main_~#id1~0#1.offset| 1)) 0)), Black: 231#(and (= (select (select |#race| |ULTIMATE.start_main_~#id1~0#1.base|) |ULTIMATE.start_main_~#id1~0#1.offset|) 0) (= (select (select |#race| |ULTIMATE.start_main_~#id1~0#1.base|) (+ |ULTIMATE.start_main_~#id1~0#1.offset| 1)) 0)), 267#(and (not (= 3 |ULTIMATE.start_main_~#id1~0#1.base|)) (= 0 (select (select |#race| |ULTIMATE.start_main_~#id1~0#1.base|) (+ 3 |ULTIMATE.start_main_~#id1~0#1.offset|))) (= (select (select |#race| |ULTIMATE.start_main_~#id1~0#1.base|) |ULTIMATE.start_main_~#id1~0#1.offset|) 0) (= (select (select |#race| |ULTIMATE.start_main_~#id1~0#1.base|) (+ 2 |ULTIMATE.start_main_~#id1~0#1.offset|)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#id1~0#1.base|) (+ |ULTIMATE.start_main_~#id1~0#1.offset| 1)) 0) (= 3 |~#arr~0.base|)), 54#L1023-5true, Black: 230#(= (select (select |#race| |ULTIMATE.start_main_~#id1~0#1.base|) |ULTIMATE.start_main_~#id1~0#1.offset|) 0), Black: 228#true, Black: 232#(and (= (select (select |#race| |ULTIMATE.start_main_~#id1~0#1.base|) |ULTIMATE.start_main_~#id1~0#1.offset|) 0) (= (select (select |#race| |ULTIMATE.start_main_~#id1~0#1.base|) (+ 2 |ULTIMATE.start_main_~#id1~0#1.offset|)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#id1~0#1.base|) (+ |ULTIMATE.start_main_~#id1~0#1.offset| 1)) 0)), Black: 243#(and (= (select (select |#race| |t1Thread1of1ForFork1_push_~stack#1.base|) (+ |t1Thread1of1ForFork1_push_~stack#1.offset| (* |t1Thread1of1ForFork1_push_#t~ret36#1| 4))) |t1Thread1of1ForFork1_push_#t~nondet37#1|) (= (select (select |#race| |t1Thread1of1ForFork1_push_~stack#1.base|) (+ |t1Thread1of1ForFork1_push_~stack#1.offset| (* |t1Thread1of1ForFork1_push_#t~ret36#1| 4) 1)) |t1Thread1of1ForFork1_push_#t~nondet37#1|)), Black: 242#(= (select (select |#race| |t1Thread1of1ForFork1_push_~stack#1.base|) (+ |t1Thread1of1ForFork1_push_~stack#1.offset| (* |t1Thread1of1ForFork1_push_#t~ret36#1| 4))) |t1Thread1of1ForFork1_push_#t~nondet37#1|), Black: 244#(and (= (select (select |#race| |t1Thread1of1ForFork1_push_~stack#1.base|) (+ |t1Thread1of1ForFork1_push_~stack#1.offset| (* |t1Thread1of1ForFork1_push_#t~ret36#1| 4) 2)) |t1Thread1of1ForFork1_push_#t~nondet37#1|) (= (select (select |#race| |t1Thread1of1ForFork1_push_~stack#1.base|) (+ |t1Thread1of1ForFork1_push_~stack#1.offset| (* |t1Thread1of1ForFork1_push_#t~ret36#1| 4))) |t1Thread1of1ForFork1_push_#t~nondet37#1|) (= (select (select |#race| |t1Thread1of1ForFork1_push_~stack#1.base|) (+ |t1Thread1of1ForFork1_push_~stack#1.offset| (* |t1Thread1of1ForFork1_push_#t~ret36#1| 4) 1)) |t1Thread1of1ForFork1_push_#t~nondet37#1|)), Black: 245#(and (= (select (select |#race| |t1Thread1of1ForFork1_push_~stack#1.base|) (+ |t1Thread1of1ForFork1_push_~stack#1.offset| (* |t1Thread1of1ForFork1_push_#t~ret36#1| 4) 2)) |t1Thread1of1ForFork1_push_#t~nondet37#1|) (= (select (select |#race| |t1Thread1of1ForFork1_push_~stack#1.base|) (+ |t1Thread1of1ForFork1_push_~stack#1.offset| (* |t1Thread1of1ForFork1_push_#t~ret36#1| 4) 3)) |t1Thread1of1ForFork1_push_#t~nondet37#1|) (= (select (select |#race| |t1Thread1of1ForFork1_push_~stack#1.base|) (+ |t1Thread1of1ForFork1_push_~stack#1.offset| (* |t1Thread1of1ForFork1_push_#t~ret36#1| 4))) |t1Thread1of1ForFork1_push_#t~nondet37#1|) (= (select (select |#race| |t1Thread1of1ForFork1_push_~stack#1.base|) (+ |t1Thread1of1ForFork1_push_~stack#1.offset| (* |t1Thread1of1ForFork1_push_#t~ret36#1| 4) 1)) |t1Thread1of1ForFork1_push_#t~nondet37#1|)), t2Thread1of1ForFork0InUse, 144#L945-6true, 68#L953-2true, 256#true, Black: 253#(= |t1Thread1of1ForFork1_~i~0#1| 0)]) [2023-11-19 07:48:33,892 INFO L294 olderBase$Statistics]: this new event has 64 ancestors and is cut-off event [2023-11-19 07:48:33,892 INFO L297 olderBase$Statistics]: existing Event has 64 ancestors and is cut-off event [2023-11-19 07:48:33,892 INFO L297 olderBase$Statistics]: existing Event has 64 ancestors and is cut-off event [2023-11-19 07:48:33,892 INFO L297 olderBase$Statistics]: existing Event has 64 ancestors and is cut-off event [2023-11-19 07:48:33,911 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([698] L945-4-->L945-6: Formula: (= |v_#race~top~0_32| |v_t1Thread1of1ForFork1_inc_top_#t~nondet32#1_19|) InVars {} OutVars{t1Thread1of1ForFork1_inc_top_#t~nondet32#1=|v_t1Thread1of1ForFork1_inc_top_#t~nondet32#1_19|, #race~top~0=|v_#race~top~0_32|} AuxVars[] AssignedVars[t1Thread1of1ForFork1_inc_top_#t~nondet32#1, #race~top~0][150], [Black: 224#(= |#race~top~0| 0), Black: 258#(= ~top~0 0), 240#true, 233#(and (= 0 (select (select |#race| |ULTIMATE.start_main_~#id1~0#1.base|) (+ 3 |ULTIMATE.start_main_~#id1~0#1.offset|))) (= (select (select |#race| |ULTIMATE.start_main_~#id1~0#1.base|) |ULTIMATE.start_main_~#id1~0#1.offset|) 0) (= (select (select |#race| |ULTIMATE.start_main_~#id1~0#1.base|) (+ 2 |ULTIMATE.start_main_~#id1~0#1.offset|)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#id1~0#1.base|) (+ |ULTIMATE.start_main_~#id1~0#1.offset| 1)) 0)), Black: 231#(and (= (select (select |#race| |ULTIMATE.start_main_~#id1~0#1.base|) |ULTIMATE.start_main_~#id1~0#1.offset|) 0) (= (select (select |#race| |ULTIMATE.start_main_~#id1~0#1.base|) (+ |ULTIMATE.start_main_~#id1~0#1.offset| 1)) 0)), 267#(and (not (= 3 |ULTIMATE.start_main_~#id1~0#1.base|)) (= 0 (select (select |#race| |ULTIMATE.start_main_~#id1~0#1.base|) (+ 3 |ULTIMATE.start_main_~#id1~0#1.offset|))) (= (select (select |#race| |ULTIMATE.start_main_~#id1~0#1.base|) |ULTIMATE.start_main_~#id1~0#1.offset|) 0) (= (select (select |#race| |ULTIMATE.start_main_~#id1~0#1.base|) (+ 2 |ULTIMATE.start_main_~#id1~0#1.offset|)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#id1~0#1.base|) (+ |ULTIMATE.start_main_~#id1~0#1.offset| 1)) 0) (= 3 |~#arr~0.base|)), Black: 230#(= (select (select |#race| |ULTIMATE.start_main_~#id1~0#1.base|) |ULTIMATE.start_main_~#id1~0#1.offset|) 0), Black: 228#true, Black: 232#(and (= (select (select |#race| |ULTIMATE.start_main_~#id1~0#1.base|) |ULTIMATE.start_main_~#id1~0#1.offset|) 0) (= (select (select |#race| |ULTIMATE.start_main_~#id1~0#1.base|) (+ 2 |ULTIMATE.start_main_~#id1~0#1.offset|)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#id1~0#1.base|) (+ |ULTIMATE.start_main_~#id1~0#1.offset| 1)) 0)), Black: 243#(and (= (select (select |#race| |t1Thread1of1ForFork1_push_~stack#1.base|) (+ |t1Thread1of1ForFork1_push_~stack#1.offset| (* |t1Thread1of1ForFork1_push_#t~ret36#1| 4))) |t1Thread1of1ForFork1_push_#t~nondet37#1|) (= (select (select |#race| |t1Thread1of1ForFork1_push_~stack#1.base|) (+ |t1Thread1of1ForFork1_push_~stack#1.offset| (* |t1Thread1of1ForFork1_push_#t~ret36#1| 4) 1)) |t1Thread1of1ForFork1_push_#t~nondet37#1|)), Black: 242#(= (select (select |#race| |t1Thread1of1ForFork1_push_~stack#1.base|) (+ |t1Thread1of1ForFork1_push_~stack#1.offset| (* |t1Thread1of1ForFork1_push_#t~ret36#1| 4))) |t1Thread1of1ForFork1_push_#t~nondet37#1|), 21#L953-1true, Black: 244#(and (= (select (select |#race| |t1Thread1of1ForFork1_push_~stack#1.base|) (+ |t1Thread1of1ForFork1_push_~stack#1.offset| (* |t1Thread1of1ForFork1_push_#t~ret36#1| 4) 2)) |t1Thread1of1ForFork1_push_#t~nondet37#1|) (= (select (select |#race| |t1Thread1of1ForFork1_push_~stack#1.base|) (+ |t1Thread1of1ForFork1_push_~stack#1.offset| (* |t1Thread1of1ForFork1_push_#t~ret36#1| 4))) |t1Thread1of1ForFork1_push_#t~nondet37#1|) (= (select (select |#race| |t1Thread1of1ForFork1_push_~stack#1.base|) (+ |t1Thread1of1ForFork1_push_~stack#1.offset| (* |t1Thread1of1ForFork1_push_#t~ret36#1| 4) 1)) |t1Thread1of1ForFork1_push_#t~nondet37#1|)), t2Thread1of1ForFork0InUse, 46#L1023-6true, Black: 245#(and (= (select (select |#race| |t1Thread1of1ForFork1_push_~stack#1.base|) (+ |t1Thread1of1ForFork1_push_~stack#1.offset| (* |t1Thread1of1ForFork1_push_#t~ret36#1| 4) 2)) |t1Thread1of1ForFork1_push_#t~nondet37#1|) (= (select (select |#race| |t1Thread1of1ForFork1_push_~stack#1.base|) (+ |t1Thread1of1ForFork1_push_~stack#1.offset| (* |t1Thread1of1ForFork1_push_#t~ret36#1| 4) 3)) |t1Thread1of1ForFork1_push_#t~nondet37#1|) (= (select (select |#race| |t1Thread1of1ForFork1_push_~stack#1.base|) (+ |t1Thread1of1ForFork1_push_~stack#1.offset| (* |t1Thread1of1ForFork1_push_#t~ret36#1| 4))) |t1Thread1of1ForFork1_push_#t~nondet37#1|) (= (select (select |#race| |t1Thread1of1ForFork1_push_~stack#1.base|) (+ |t1Thread1of1ForFork1_push_~stack#1.offset| (* |t1Thread1of1ForFork1_push_#t~ret36#1| 4) 1)) |t1Thread1of1ForFork1_push_#t~nondet37#1|)), 144#L945-6true, Black: 253#(= |t1Thread1of1ForFork1_~i~0#1| 0), 256#true]) [2023-11-19 07:48:33,911 INFO L294 olderBase$Statistics]: this new event has 64 ancestors and is cut-off event [2023-11-19 07:48:33,911 INFO L297 olderBase$Statistics]: existing Event has 64 ancestors and is cut-off event [2023-11-19 07:48:33,911 INFO L297 olderBase$Statistics]: existing Event has 64 ancestors and is cut-off event [2023-11-19 07:48:33,911 INFO L297 olderBase$Statistics]: existing Event has 64 ancestors and is cut-off event [2023-11-19 07:48:33,955 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([698] L945-4-->L945-6: Formula: (= |v_#race~top~0_32| |v_t1Thread1of1ForFork1_inc_top_#t~nondet32#1_19|) InVars {} OutVars{t1Thread1of1ForFork1_inc_top_#t~nondet32#1=|v_t1Thread1of1ForFork1_inc_top_#t~nondet32#1_19|, #race~top~0=|v_#race~top~0_32|} AuxVars[] AssignedVars[t1Thread1of1ForFork1_inc_top_#t~nondet32#1, #race~top~0][150], [Black: 224#(= |#race~top~0| 0), 240#true, Black: 258#(= ~top~0 0), 233#(and (= 0 (select (select |#race| |ULTIMATE.start_main_~#id1~0#1.base|) (+ 3 |ULTIMATE.start_main_~#id1~0#1.offset|))) (= (select (select |#race| |ULTIMATE.start_main_~#id1~0#1.base|) |ULTIMATE.start_main_~#id1~0#1.offset|) 0) (= (select (select |#race| |ULTIMATE.start_main_~#id1~0#1.base|) (+ 2 |ULTIMATE.start_main_~#id1~0#1.offset|)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#id1~0#1.base|) (+ |ULTIMATE.start_main_~#id1~0#1.offset| 1)) 0)), Black: 231#(and (= (select (select |#race| |ULTIMATE.start_main_~#id1~0#1.base|) |ULTIMATE.start_main_~#id1~0#1.offset|) 0) (= (select (select |#race| |ULTIMATE.start_main_~#id1~0#1.base|) (+ |ULTIMATE.start_main_~#id1~0#1.offset| 1)) 0)), 267#(and (not (= 3 |ULTIMATE.start_main_~#id1~0#1.base|)) (= 0 (select (select |#race| |ULTIMATE.start_main_~#id1~0#1.base|) (+ 3 |ULTIMATE.start_main_~#id1~0#1.offset|))) (= (select (select |#race| |ULTIMATE.start_main_~#id1~0#1.base|) |ULTIMATE.start_main_~#id1~0#1.offset|) 0) (= (select (select |#race| |ULTIMATE.start_main_~#id1~0#1.base|) (+ 2 |ULTIMATE.start_main_~#id1~0#1.offset|)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#id1~0#1.base|) (+ |ULTIMATE.start_main_~#id1~0#1.offset| 1)) 0) (= 3 |~#arr~0.base|)), Black: 230#(= (select (select |#race| |ULTIMATE.start_main_~#id1~0#1.base|) |ULTIMATE.start_main_~#id1~0#1.offset|) 0), Black: 228#true, Black: 232#(and (= (select (select |#race| |ULTIMATE.start_main_~#id1~0#1.base|) |ULTIMATE.start_main_~#id1~0#1.offset|) 0) (= (select (select |#race| |ULTIMATE.start_main_~#id1~0#1.base|) (+ 2 |ULTIMATE.start_main_~#id1~0#1.offset|)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#id1~0#1.base|) (+ |ULTIMATE.start_main_~#id1~0#1.offset| 1)) 0)), Black: 243#(and (= (select (select |#race| |t1Thread1of1ForFork1_push_~stack#1.base|) (+ |t1Thread1of1ForFork1_push_~stack#1.offset| (* |t1Thread1of1ForFork1_push_#t~ret36#1| 4))) |t1Thread1of1ForFork1_push_#t~nondet37#1|) (= (select (select |#race| |t1Thread1of1ForFork1_push_~stack#1.base|) (+ |t1Thread1of1ForFork1_push_~stack#1.offset| (* |t1Thread1of1ForFork1_push_#t~ret36#1| 4) 1)) |t1Thread1of1ForFork1_push_#t~nondet37#1|)), Black: 242#(= (select (select |#race| |t1Thread1of1ForFork1_push_~stack#1.base|) (+ |t1Thread1of1ForFork1_push_~stack#1.offset| (* |t1Thread1of1ForFork1_push_#t~ret36#1| 4))) |t1Thread1of1ForFork1_push_#t~nondet37#1|), Black: 244#(and (= (select (select |#race| |t1Thread1of1ForFork1_push_~stack#1.base|) (+ |t1Thread1of1ForFork1_push_~stack#1.offset| (* |t1Thread1of1ForFork1_push_#t~ret36#1| 4) 2)) |t1Thread1of1ForFork1_push_#t~nondet37#1|) (= (select (select |#race| |t1Thread1of1ForFork1_push_~stack#1.base|) (+ |t1Thread1of1ForFork1_push_~stack#1.offset| (* |t1Thread1of1ForFork1_push_#t~ret36#1| 4))) |t1Thread1of1ForFork1_push_#t~nondet37#1|) (= (select (select |#race| |t1Thread1of1ForFork1_push_~stack#1.base|) (+ |t1Thread1of1ForFork1_push_~stack#1.offset| (* |t1Thread1of1ForFork1_push_#t~ret36#1| 4) 1)) |t1Thread1of1ForFork1_push_#t~nondet37#1|)), 46#L1023-6true, Black: 245#(and (= (select (select |#race| |t1Thread1of1ForFork1_push_~stack#1.base|) (+ |t1Thread1of1ForFork1_push_~stack#1.offset| (* |t1Thread1of1ForFork1_push_#t~ret36#1| 4) 2)) |t1Thread1of1ForFork1_push_#t~nondet37#1|) (= (select (select |#race| |t1Thread1of1ForFork1_push_~stack#1.base|) (+ |t1Thread1of1ForFork1_push_~stack#1.offset| (* |t1Thread1of1ForFork1_push_#t~ret36#1| 4) 3)) |t1Thread1of1ForFork1_push_#t~nondet37#1|) (= (select (select |#race| |t1Thread1of1ForFork1_push_~stack#1.base|) (+ |t1Thread1of1ForFork1_push_~stack#1.offset| (* |t1Thread1of1ForFork1_push_#t~ret36#1| 4))) |t1Thread1of1ForFork1_push_#t~nondet37#1|) (= (select (select |#race| |t1Thread1of1ForFork1_push_~stack#1.base|) (+ |t1Thread1of1ForFork1_push_~stack#1.offset| (* |t1Thread1of1ForFork1_push_#t~ret36#1| 4) 1)) |t1Thread1of1ForFork1_push_#t~nondet37#1|)), t2Thread1of1ForFork0InUse, 68#L953-2true, 144#L945-6true, 256#true, Black: 253#(= |t1Thread1of1ForFork1_~i~0#1| 0)]) [2023-11-19 07:48:33,956 INFO L294 olderBase$Statistics]: this new event has 65 ancestors and is cut-off event [2023-11-19 07:48:33,956 INFO L297 olderBase$Statistics]: existing Event has 65 ancestors and is cut-off event [2023-11-19 07:48:33,956 INFO L297 olderBase$Statistics]: existing Event has 65 ancestors and is cut-off event [2023-11-19 07:48:33,956 INFO L297 olderBase$Statistics]: existing Event has 65 ancestors and is cut-off event [2023-11-19 07:48:34,549 INFO L124 PetriNetUnfolderBase]: 21922/43414 cut-off events. [2023-11-19 07:48:34,550 INFO L125 PetriNetUnfolderBase]: For 34676/36190 co-relation queries the response was YES. [2023-11-19 07:48:34,948 INFO L83 FinitePrefix]: Finished finitePrefix Result has 119384 conditions, 43414 events. 21922/43414 cut-off events. For 34676/36190 co-relation queries the response was YES. Maximal size of possible extension queue 886. Compared 397720 event pairs, 6009 based on Foata normal form. 1459/42647 useless extension candidates. Maximal degree in co-relation 118521. Up to 16627 conditions per place. [2023-11-19 07:48:35,141 INFO L140 encePairwiseOnDemand]: 366/379 looper letters, 229 selfloop transitions, 33 changer transitions 0/328 dead transitions. [2023-11-19 07:48:35,141 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 112 places, 328 transitions, 1869 flow [2023-11-19 07:48:35,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-19 07:48:35,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2023-11-19 07:48:35,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 1744 transitions. [2023-11-19 07:48:35,158 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.575197889182058 [2023-11-19 07:48:35,158 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 1744 transitions. [2023-11-19 07:48:35,159 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 1744 transitions. [2023-11-19 07:48:35,163 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-19 07:48:35,163 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 1744 transitions. [2023-11-19 07:48:35,171 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 218.0) internal successors, (1744), 8 states have internal predecessors, (1744), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:48:35,183 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 379.0) internal successors, (3411), 9 states have internal predecessors, (3411), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:48:35,185 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 379.0) internal successors, (3411), 9 states have internal predecessors, (3411), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:48:35,185 INFO L175 Difference]: Start difference. First operand has 105 places, 157 transitions, 725 flow. Second operand 8 states and 1744 transitions. [2023-11-19 07:48:35,186 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 112 places, 328 transitions, 1869 flow [2023-11-19 07:48:36,158 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 111 places, 328 transitions, 1861 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-11-19 07:48:36,162 INFO L231 Difference]: Finished difference. Result has 114 places, 169 transitions, 944 flow [2023-11-19 07:48:36,163 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=379, PETRI_DIFFERENCE_MINUEND_FLOW=722, PETRI_DIFFERENCE_MINUEND_PLACES=104, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=157, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=21, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=124, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=944, PETRI_PLACES=114, PETRI_TRANSITIONS=169} [2023-11-19 07:48:36,164 INFO L281 CegarLoopForPetriNet]: 82 programPoint places, 32 predicate places. [2023-11-19 07:48:36,164 INFO L495 AbstractCegarLoop]: Abstraction has has 114 places, 169 transitions, 944 flow [2023-11-19 07:48:36,165 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 195.77777777777777) internal successors, (1762), 9 states have internal predecessors, (1762), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:48:36,165 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-19 07:48:36,166 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:48:36,166 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-11-19 07:48:36,166 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 23 more)] === [2023-11-19 07:48:36,166 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:48:36,167 INFO L85 PathProgramCache]: Analyzing trace with hash 1618889292, now seen corresponding path program 2 times [2023-11-19 07:48:36,167 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:48:36,167 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [485631814] [2023-11-19 07:48:36,167 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:48:36,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:48:36,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:48:36,631 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 07:48:36,631 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:48:36,631 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [485631814] [2023-11-19 07:48:36,632 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [485631814] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:48:36,632 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:48:36,632 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-19 07:48:36,632 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1810491023] [2023-11-19 07:48:36,632 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:48:36,633 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-11-19 07:48:36,634 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:48:36,634 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-19 07:48:36,634 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2023-11-19 07:48:37,111 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 194 out of 379 [2023-11-19 07:48:37,113 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 114 places, 169 transitions, 944 flow. Second operand has 9 states, 9 states have (on average 195.77777777777777) internal successors, (1762), 9 states have internal predecessors, (1762), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:48:37,113 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-19 07:48:37,113 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 194 of 379 [2023-11-19 07:48:37,113 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-19 07:48:42,831 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([698] L945-4-->L945-6: Formula: (= |v_#race~top~0_32| |v_t1Thread1of1ForFork1_inc_top_#t~nondet32#1_19|) InVars {} OutVars{t1Thread1of1ForFork1_inc_top_#t~nondet32#1=|v_t1Thread1of1ForFork1_inc_top_#t~nondet32#1_19|, #race~top~0=|v_#race~top~0_32|} AuxVars[] AssignedVars[t1Thread1of1ForFork1_inc_top_#t~nondet32#1, #race~top~0][176], [Black: 224#(= |#race~top~0| 0), Black: 258#(= ~top~0 0), 240#true, 286#(and (not (= 3 |ULTIMATE.start_main_~#id1~0#1.base|)) (= 3 |~#arr~0.base|) (not (= |t1Thread1of1ForFork1_push_~stack#1.base| |ULTIMATE.start_main_~#id1~0#1.base|))), 71#ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACEtrue, Black: 231#(and (= (select (select |#race| |ULTIMATE.start_main_~#id1~0#1.base|) |ULTIMATE.start_main_~#id1~0#1.offset|) 0) (= (select (select |#race| |ULTIMATE.start_main_~#id1~0#1.base|) (+ |ULTIMATE.start_main_~#id1~0#1.offset| 1)) 0)), Black: 233#(and (= 0 (select (select |#race| |ULTIMATE.start_main_~#id1~0#1.base|) (+ 3 |ULTIMATE.start_main_~#id1~0#1.offset|))) (= (select (select |#race| |ULTIMATE.start_main_~#id1~0#1.base|) |ULTIMATE.start_main_~#id1~0#1.offset|) 0) (= (select (select |#race| |ULTIMATE.start_main_~#id1~0#1.base|) (+ 2 |ULTIMATE.start_main_~#id1~0#1.offset|)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#id1~0#1.base|) (+ |ULTIMATE.start_main_~#id1~0#1.offset| 1)) 0)), 263#(and (not (= 3 |ULTIMATE.start_main_~#id1~0#1.base|)) (= 3 |~#arr~0.base|)), Black: 230#(= (select (select |#race| |ULTIMATE.start_main_~#id1~0#1.base|) |ULTIMATE.start_main_~#id1~0#1.offset|) 0), Black: 232#(and (= (select (select |#race| |ULTIMATE.start_main_~#id1~0#1.base|) |ULTIMATE.start_main_~#id1~0#1.offset|) 0) (= (select (select |#race| |ULTIMATE.start_main_~#id1~0#1.base|) (+ 2 |ULTIMATE.start_main_~#id1~0#1.offset|)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#id1~0#1.base|) (+ |ULTIMATE.start_main_~#id1~0#1.offset| 1)) 0)), Black: 271#(and (not (= 3 |ULTIMATE.start_main_~#id1~0#1.base|)) (= 0 (select (select |#race| |ULTIMATE.start_main_~#id1~0#1.base|) (+ 3 |ULTIMATE.start_main_~#id1~0#1.offset|))) (= (select (select |#race| |ULTIMATE.start_main_~#id1~0#1.base|) |ULTIMATE.start_main_~#id1~0#1.offset|) 0) (= (select (select |#race| |ULTIMATE.start_main_~#id1~0#1.base|) (+ 2 |ULTIMATE.start_main_~#id1~0#1.offset|)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#id1~0#1.base|) (+ |ULTIMATE.start_main_~#id1~0#1.offset| 1)) 0) (= 3 |~#arr~0.base|) (not (= |t1Thread1of1ForFork1_push_~stack#1.base| |ULTIMATE.start_main_~#id1~0#1.base|))), Black: 267#(and (not (= 3 |ULTIMATE.start_main_~#id1~0#1.base|)) (= 0 (select (select |#race| |ULTIMATE.start_main_~#id1~0#1.base|) (+ 3 |ULTIMATE.start_main_~#id1~0#1.offset|))) (= (select (select |#race| |ULTIMATE.start_main_~#id1~0#1.base|) |ULTIMATE.start_main_~#id1~0#1.offset|) 0) (= (select (select |#race| |ULTIMATE.start_main_~#id1~0#1.base|) (+ 2 |ULTIMATE.start_main_~#id1~0#1.offset|)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#id1~0#1.base|) (+ |ULTIMATE.start_main_~#id1~0#1.offset| 1)) 0) (= 3 |~#arr~0.base|)), 179#L1005-6true, Black: 243#(and (= (select (select |#race| |t1Thread1of1ForFork1_push_~stack#1.base|) (+ |t1Thread1of1ForFork1_push_~stack#1.offset| (* |t1Thread1of1ForFork1_push_#t~ret36#1| 4))) |t1Thread1of1ForFork1_push_#t~nondet37#1|) (= (select (select |#race| |t1Thread1of1ForFork1_push_~stack#1.base|) (+ |t1Thread1of1ForFork1_push_~stack#1.offset| (* |t1Thread1of1ForFork1_push_#t~ret36#1| 4) 1)) |t1Thread1of1ForFork1_push_#t~nondet37#1|)), Black: 242#(= (select (select |#race| |t1Thread1of1ForFork1_push_~stack#1.base|) (+ |t1Thread1of1ForFork1_push_~stack#1.offset| (* |t1Thread1of1ForFork1_push_#t~ret36#1| 4))) |t1Thread1of1ForFork1_push_#t~nondet37#1|), Black: 244#(and (= (select (select |#race| |t1Thread1of1ForFork1_push_~stack#1.base|) (+ |t1Thread1of1ForFork1_push_~stack#1.offset| (* |t1Thread1of1ForFork1_push_#t~ret36#1| 4) 2)) |t1Thread1of1ForFork1_push_#t~nondet37#1|) (= (select (select |#race| |t1Thread1of1ForFork1_push_~stack#1.base|) (+ |t1Thread1of1ForFork1_push_~stack#1.offset| (* |t1Thread1of1ForFork1_push_#t~ret36#1| 4))) |t1Thread1of1ForFork1_push_#t~nondet37#1|) (= (select (select |#race| |t1Thread1of1ForFork1_push_~stack#1.base|) (+ |t1Thread1of1ForFork1_push_~stack#1.offset| (* |t1Thread1of1ForFork1_push_#t~ret36#1| 4) 1)) |t1Thread1of1ForFork1_push_#t~nondet37#1|)), t2Thread1of1ForFork0InUse, Black: 245#(and (= (select (select |#race| |t1Thread1of1ForFork1_push_~stack#1.base|) (+ |t1Thread1of1ForFork1_push_~stack#1.offset| (* |t1Thread1of1ForFork1_push_#t~ret36#1| 4) 2)) |t1Thread1of1ForFork1_push_#t~nondet37#1|) (= (select (select |#race| |t1Thread1of1ForFork1_push_~stack#1.base|) (+ |t1Thread1of1ForFork1_push_~stack#1.offset| (* |t1Thread1of1ForFork1_push_#t~ret36#1| 4) 3)) |t1Thread1of1ForFork1_push_#t~nondet37#1|) (= (select (select |#race| |t1Thread1of1ForFork1_push_~stack#1.base|) (+ |t1Thread1of1ForFork1_push_~stack#1.offset| (* |t1Thread1of1ForFork1_push_#t~ret36#1| 4))) |t1Thread1of1ForFork1_push_#t~nondet37#1|) (= (select (select |#race| |t1Thread1of1ForFork1_push_~stack#1.base|) (+ |t1Thread1of1ForFork1_push_~stack#1.offset| (* |t1Thread1of1ForFork1_push_#t~ret36#1| 4) 1)) |t1Thread1of1ForFork1_push_#t~nondet37#1|)), 228#true, 144#L945-6true, Black: 253#(= |t1Thread1of1ForFork1_~i~0#1| 0)]) [2023-11-19 07:48:42,831 INFO L294 olderBase$Statistics]: this new event has 58 ancestors and is cut-off event [2023-11-19 07:48:42,831 INFO L297 olderBase$Statistics]: existing Event has 55 ancestors and is cut-off event [2023-11-19 07:48:42,831 INFO L297 olderBase$Statistics]: existing Event has 50 ancestors and is cut-off event [2023-11-19 07:48:42,832 INFO L297 olderBase$Statistics]: existing Event has 58 ancestors and is cut-off event