./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/weaver/unroll-cond-5.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 4fc63b2a Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9696fa2c-e1b7-4603-b226-c803db17a6e5/bin/uautomizer-verify-4GaUIPS5ZU/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9696fa2c-e1b7-4603-b226-c803db17a6e5/bin/uautomizer-verify-4GaUIPS5ZU/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9696fa2c-e1b7-4603-b226-c803db17a6e5/bin/uautomizer-verify-4GaUIPS5ZU/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9696fa2c-e1b7-4603-b226-c803db17a6e5/bin/uautomizer-verify-4GaUIPS5ZU/config/AutomizerReach.xml -i ../../sv-benchmarks/c/weaver/unroll-cond-5.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9696fa2c-e1b7-4603-b226-c803db17a6e5/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9696fa2c-e1b7-4603-b226-c803db17a6e5/bin/uautomizer-verify-4GaUIPS5ZU --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 052a68c73a5d1c6e7122fc0c660c02483f37277d0239d876d93b351fcdd64a16 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-10-31 22:14:46,310 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-31 22:14:46,401 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9696fa2c-e1b7-4603-b226-c803db17a6e5/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-DataRace-32bit-Automizer_Default.epf [2024-10-31 22:14:46,405 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-31 22:14:46,405 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-31 22:14:46,426 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-31 22:14:46,427 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-31 22:14:46,427 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-31 22:14:46,428 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-31 22:14:46,430 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-31 22:14:46,430 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-31 22:14:46,431 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-31 22:14:46,432 INFO L153 SettingsManager]: * Use SBE=true [2024-10-31 22:14:46,434 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-31 22:14:46,435 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-31 22:14:46,435 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-31 22:14:46,436 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-31 22:14:46,436 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-31 22:14:46,436 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-31 22:14:46,439 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-31 22:14:46,440 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-31 22:14:46,440 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-31 22:14:46,440 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-10-31 22:14:46,441 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-31 22:14:46,441 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-31 22:14:46,441 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-31 22:14:46,442 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-31 22:14:46,442 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-31 22:14:46,442 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-31 22:14:46,443 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-31 22:14:46,443 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-31 22:14:46,443 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 22:14:46,444 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-31 22:14:46,444 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-31 22:14:46,444 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-31 22:14:46,445 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-31 22:14:46,445 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-31 22:14:46,445 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-31 22:14:46,445 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-31 22:14:46,446 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-31 22:14:46,446 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-31 22:14:46,447 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_9696fa2c-e1b7-4603-b226-c803db17a6e5/bin/uautomizer-verify-4GaUIPS5ZU/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9696fa2c-e1b7-4603-b226-c803db17a6e5/bin/uautomizer-verify-4GaUIPS5ZU Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 052a68c73a5d1c6e7122fc0c660c02483f37277d0239d876d93b351fcdd64a16 [2024-10-31 22:14:46,790 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-31 22:14:46,836 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-31 22:14:46,842 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-31 22:14:46,847 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-31 22:14:46,848 INFO L274 PluginConnector]: CDTParser initialized [2024-10-31 22:14:46,849 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9696fa2c-e1b7-4603-b226-c803db17a6e5/bin/uautomizer-verify-4GaUIPS5ZU/../../sv-benchmarks/c/weaver/unroll-cond-5.wvr.c Unable to find full path for "g++" [2024-10-31 22:14:49,232 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-31 22:14:49,435 INFO L384 CDTParser]: Found 1 translation units. [2024-10-31 22:14:49,435 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9696fa2c-e1b7-4603-b226-c803db17a6e5/sv-benchmarks/c/weaver/unroll-cond-5.wvr.c [2024-10-31 22:14:49,444 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9696fa2c-e1b7-4603-b226-c803db17a6e5/bin/uautomizer-verify-4GaUIPS5ZU/data/b2320dd30/2e6e112ea51649c7a997bb7b065ef598/FLAG3fd6f95aa [2024-10-31 22:14:49,458 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9696fa2c-e1b7-4603-b226-c803db17a6e5/bin/uautomizer-verify-4GaUIPS5ZU/data/b2320dd30/2e6e112ea51649c7a997bb7b065ef598 [2024-10-31 22:14:49,461 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-31 22:14:49,462 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-31 22:14:49,464 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-31 22:14:49,464 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-31 22:14:49,471 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-31 22:14:49,474 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:14:49" (1/1) ... [2024-10-31 22:14:49,476 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@412f2da1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:14:49, skipping insertion in model container [2024-10-31 22:14:49,476 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:14:49" (1/1) ... [2024-10-31 22:14:49,509 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-31 22:14:49,817 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:14:49,826 INFO L200 MainTranslator]: Completed pre-run [2024-10-31 22:14:49,865 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:14:49,886 INFO L204 MainTranslator]: Completed translation [2024-10-31 22:14:49,886 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:14:49 WrapperNode [2024-10-31 22:14:49,887 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-31 22:14:49,888 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-31 22:14:49,889 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-31 22:14:49,889 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-31 22:14:49,899 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:14:49" (1/1) ... [2024-10-31 22:14:49,915 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:14:49" (1/1) ... [2024-10-31 22:14:49,976 INFO L138 Inliner]: procedures = 23, calls = 36, calls flagged for inlining = 18, calls inlined = 18, statements flattened = 468 [2024-10-31 22:14:49,976 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-31 22:14:49,977 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-31 22:14:49,977 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-31 22:14:49,977 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-31 22:14:49,993 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:14:49" (1/1) ... [2024-10-31 22:14:49,993 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:14:49" (1/1) ... [2024-10-31 22:14:50,002 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:14:49" (1/1) ... [2024-10-31 22:14:50,006 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:14:49" (1/1) ... [2024-10-31 22:14:50,038 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:14:49" (1/1) ... [2024-10-31 22:14:50,051 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:14:49" (1/1) ... [2024-10-31 22:14:50,054 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:14:49" (1/1) ... [2024-10-31 22:14:50,059 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:14:49" (1/1) ... [2024-10-31 22:14:50,070 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-31 22:14:50,071 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-31 22:14:50,071 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-31 22:14:50,071 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-31 22:14:50,075 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:14:49" (1/1) ... [2024-10-31 22:14:50,082 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 22:14:50,093 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9696fa2c-e1b7-4603-b226-c803db17a6e5/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:14:50,111 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9696fa2c-e1b7-4603-b226-c803db17a6e5/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-31 22:14:50,118 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9696fa2c-e1b7-4603-b226-c803db17a6e5/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-31 22:14:50,149 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-31 22:14:50,150 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-10-31 22:14:50,150 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-10-31 22:14:50,150 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-10-31 22:14:50,150 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-10-31 22:14:50,150 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-10-31 22:14:50,151 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-10-31 22:14:50,151 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-31 22:14:50,152 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-31 22:14:50,152 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-31 22:14:50,152 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-10-31 22:14:50,154 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-10-31 22:14:50,283 INFO L238 CfgBuilder]: Building ICFG [2024-10-31 22:14:50,286 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-31 22:14:51,398 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-10-31 22:14:51,398 INFO L287 CfgBuilder]: Performing block encoding [2024-10-31 22:14:51,438 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-31 22:14:51,438 INFO L316 CfgBuilder]: Removed 3 assume(true) statements. [2024-10-31 22:14:51,439 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:14:51 BoogieIcfgContainer [2024-10-31 22:14:51,439 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-31 22:14:51,441 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-31 22:14:51,442 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-31 22:14:51,445 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-31 22:14:51,446 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.10 10:14:49" (1/3) ... [2024-10-31 22:14:51,447 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f20a57e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 10:14:51, skipping insertion in model container [2024-10-31 22:14:51,447 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:14:49" (2/3) ... [2024-10-31 22:14:51,447 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f20a57e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 10:14:51, skipping insertion in model container [2024-10-31 22:14:51,447 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:14:51" (3/3) ... [2024-10-31 22:14:51,449 INFO L112 eAbstractionObserver]: Analyzing ICFG unroll-cond-5.wvr.c [2024-10-31 22:14:51,464 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-31 22:14:51,465 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 84 error locations. [2024-10-31 22:14:51,465 INFO L489 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-10-31 22:14:51,772 INFO L143 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2024-10-31 22:14:51,843 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 601 places, 628 transitions, 1270 flow [2024-10-31 22:14:52,102 INFO L124 PetriNetUnfolderBase]: 34/626 cut-off events. [2024-10-31 22:14:52,102 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2024-10-31 22:14:52,116 INFO L83 FinitePrefix]: Finished finitePrefix Result has 635 conditions, 626 events. 34/626 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 14. Compared 1826 event pairs, 0 based on Foata normal form. 0/508 useless extension candidates. Maximal degree in co-relation 500. Up to 2 conditions per place. [2024-10-31 22:14:52,116 INFO L82 GeneralOperation]: Start removeDead. Operand has 601 places, 628 transitions, 1270 flow [2024-10-31 22:14:52,129 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 583 places, 609 transitions, 1230 flow [2024-10-31 22:14:52,138 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-31 22:14:52,145 INFO L333 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, 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;@4b50e58b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-31 22:14:52,145 INFO L334 AbstractCegarLoop]: Starting to check reachability of 162 error locations. [2024-10-31 22:14:52,150 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-10-31 22:14:52,150 INFO L124 PetriNetUnfolderBase]: 0/19 cut-off events. [2024-10-31 22:14:52,150 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-10-31 22:14:52,150 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:14:52,151 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:14:52,151 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 158 more)] === [2024-10-31 22:14:52,158 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:14:52,158 INFO L85 PathProgramCache]: Analyzing trace with hash 214561037, now seen corresponding path program 1 times [2024-10-31 22:14:52,170 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:14:52,171 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2098920673] [2024-10-31 22:14:52,171 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:14:52,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:14:52,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:14:52,420 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:14:52,421 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:14:52,422 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2098920673] [2024-10-31 22:14:52,422 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2098920673] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:14:52,423 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:14:52,423 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:14:52,446 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [578335048] [2024-10-31 22:14:52,449 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:14:52,459 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:14:52,466 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:14:52,504 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:14:52,505 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:14:52,591 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 593 out of 628 [2024-10-31 22:14:52,599 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 583 places, 609 transitions, 1230 flow. Second operand has 3 states, 3 states have (on average 594.3333333333334) internal successors, (1783), 3 states have internal predecessors, (1783), 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) [2024-10-31 22:14:52,599 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:14:52,599 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 593 of 628 [2024-10-31 22:14:52,600 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:14:52,872 INFO L124 PetriNetUnfolderBase]: 40/920 cut-off events. [2024-10-31 22:14:52,872 INFO L125 PetriNetUnfolderBase]: For 22/22 co-relation queries the response was YES. [2024-10-31 22:14:52,881 INFO L83 FinitePrefix]: Finished finitePrefix Result has 980 conditions, 920 events. 40/920 cut-off events. For 22/22 co-relation queries the response was YES. Maximal size of possible extension queue 27. Compared 4436 event pairs, 11 based on Foata normal form. 20/761 useless extension candidates. Maximal degree in co-relation 833. Up to 42 conditions per place. [2024-10-31 22:14:52,889 INFO L140 encePairwiseOnDemand]: 609/628 looper letters, 13 selfloop transitions, 2 changer transitions 3/592 dead transitions. [2024-10-31 22:14:52,889 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 584 places, 592 transitions, 1226 flow [2024-10-31 22:14:52,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:14:52,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-31 22:14:52,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1811 transitions. [2024-10-31 22:14:52,916 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9612526539278131 [2024-10-31 22:14:52,920 INFO L175 Difference]: Start difference. First operand has 583 places, 609 transitions, 1230 flow. Second operand 3 states and 1811 transitions. [2024-10-31 22:14:52,922 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 584 places, 592 transitions, 1226 flow [2024-10-31 22:14:52,931 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 580 places, 592 transitions, 1218 flow, removed 0 selfloop flow, removed 4 redundant places. [2024-10-31 22:14:52,944 INFO L231 Difference]: Finished difference. Result has 580 places, 589 transitions, 1186 flow [2024-10-31 22:14:52,947 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=628, PETRI_DIFFERENCE_MINUEND_FLOW=1188, PETRI_DIFFERENCE_MINUEND_PLACES=578, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=592, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=590, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1186, PETRI_PLACES=580, PETRI_TRANSITIONS=589} [2024-10-31 22:14:52,953 INFO L277 CegarLoopForPetriNet]: 583 programPoint places, -3 predicate places. [2024-10-31 22:14:52,953 INFO L471 AbstractCegarLoop]: Abstraction has has 580 places, 589 transitions, 1186 flow [2024-10-31 22:14:52,955 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 594.3333333333334) internal successors, (1783), 3 states have internal predecessors, (1783), 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) [2024-10-31 22:14:52,955 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:14:52,957 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:14:52,957 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-31 22:14:52,957 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 158 more)] === [2024-10-31 22:14:52,958 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:14:52,958 INFO L85 PathProgramCache]: Analyzing trace with hash 1316042535, now seen corresponding path program 1 times [2024-10-31 22:14:52,958 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:14:52,959 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [604209007] [2024-10-31 22:14:52,959 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:14:52,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:14:52,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:14:53,047 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:14:53,047 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:14:53,048 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [604209007] [2024-10-31 22:14:53,048 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [604209007] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:14:53,048 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:14:53,048 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:14:53,048 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1951414415] [2024-10-31 22:14:53,049 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:14:53,050 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:14:53,050 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:14:53,051 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:14:53,051 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:14:53,143 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 587 out of 628 [2024-10-31 22:14:53,145 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 580 places, 589 transitions, 1186 flow. Second operand has 3 states, 3 states have (on average 588.3333333333334) internal successors, (1765), 3 states have internal predecessors, (1765), 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) [2024-10-31 22:14:53,146 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:14:53,146 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 587 of 628 [2024-10-31 22:14:53,146 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:14:53,383 INFO L124 PetriNetUnfolderBase]: 50/1044 cut-off events. [2024-10-31 22:14:53,384 INFO L125 PetriNetUnfolderBase]: For 11/12 co-relation queries the response was YES. [2024-10-31 22:14:53,392 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1111 conditions, 1044 events. 50/1044 cut-off events. For 11/12 co-relation queries the response was YES. Maximal size of possible extension queue 29. Compared 4867 event pairs, 19 based on Foata normal form. 0/835 useless extension candidates. Maximal degree in co-relation 1083. Up to 58 conditions per place. [2024-10-31 22:14:53,400 INFO L140 encePairwiseOnDemand]: 625/628 looper letters, 19 selfloop transitions, 2 changer transitions 0/588 dead transitions. [2024-10-31 22:14:53,400 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 578 places, 588 transitions, 1226 flow [2024-10-31 22:14:53,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:14:53,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-31 22:14:53,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1783 transitions. [2024-10-31 22:14:53,406 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9463906581740976 [2024-10-31 22:14:53,407 INFO L175 Difference]: Start difference. First operand has 580 places, 589 transitions, 1186 flow. Second operand 3 states and 1783 transitions. [2024-10-31 22:14:53,407 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 578 places, 588 transitions, 1226 flow [2024-10-31 22:14:53,411 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 576 places, 588 transitions, 1222 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-31 22:14:53,419 INFO L231 Difference]: Finished difference. Result has 576 places, 588 transitions, 1184 flow [2024-10-31 22:14:53,420 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=628, PETRI_DIFFERENCE_MINUEND_FLOW=1180, PETRI_DIFFERENCE_MINUEND_PLACES=574, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=588, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=586, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1184, PETRI_PLACES=576, PETRI_TRANSITIONS=588} [2024-10-31 22:14:53,421 INFO L277 CegarLoopForPetriNet]: 583 programPoint places, -7 predicate places. [2024-10-31 22:14:53,422 INFO L471 AbstractCegarLoop]: Abstraction has has 576 places, 588 transitions, 1184 flow [2024-10-31 22:14:53,423 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 588.3333333333334) internal successors, (1765), 3 states have internal predecessors, (1765), 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) [2024-10-31 22:14:53,423 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:14:53,424 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:14:53,424 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-31 22:14:53,424 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 158 more)] === [2024-10-31 22:14:53,425 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:14:53,425 INFO L85 PathProgramCache]: Analyzing trace with hash -1184750026, now seen corresponding path program 1 times [2024-10-31 22:14:53,426 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:14:53,427 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [543896965] [2024-10-31 22:14:53,427 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:14:53,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:14:53,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:14:53,507 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:14:53,507 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:14:53,508 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [543896965] [2024-10-31 22:14:53,508 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [543896965] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:14:53,508 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:14:53,508 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:14:53,509 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [754759341] [2024-10-31 22:14:53,509 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:14:53,509 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:14:53,509 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:14:53,510 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:14:53,510 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:14:53,609 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 569 out of 628 [2024-10-31 22:14:53,611 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 576 places, 588 transitions, 1184 flow. Second operand has 3 states, 3 states have (on average 570.0) internal successors, (1710), 3 states have internal predecessors, (1710), 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) [2024-10-31 22:14:53,612 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:14:53,612 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 569 of 628 [2024-10-31 22:14:53,612 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:14:54,229 INFO L124 PetriNetUnfolderBase]: 180/2417 cut-off events. [2024-10-31 22:14:54,229 INFO L125 PetriNetUnfolderBase]: For 41/42 co-relation queries the response was YES. [2024-10-31 22:14:54,247 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2624 conditions, 2417 events. 180/2417 cut-off events. For 41/42 co-relation queries the response was YES. Maximal size of possible extension queue 38. Compared 15830 event pairs, 56 based on Foata normal form. 0/1938 useless extension candidates. Maximal degree in co-relation 2588. Up to 197 conditions per place. [2024-10-31 22:14:54,261 INFO L140 encePairwiseOnDemand]: 615/628 looper letters, 28 selfloop transitions, 1 changer transitions 0/576 dead transitions. [2024-10-31 22:14:54,261 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 566 places, 576 transitions, 1218 flow [2024-10-31 22:14:54,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:14:54,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-31 22:14:54,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1748 transitions. [2024-10-31 22:14:54,267 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9278131634819533 [2024-10-31 22:14:54,268 INFO L175 Difference]: Start difference. First operand has 576 places, 588 transitions, 1184 flow. Second operand 3 states and 1748 transitions. [2024-10-31 22:14:54,268 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 566 places, 576 transitions, 1218 flow [2024-10-31 22:14:54,271 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 564 places, 576 transitions, 1214 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-31 22:14:54,352 INFO L231 Difference]: Finished difference. Result has 564 places, 576 transitions, 1158 flow [2024-10-31 22:14:54,353 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=628, PETRI_DIFFERENCE_MINUEND_FLOW=1156, PETRI_DIFFERENCE_MINUEND_PLACES=562, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=576, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=575, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1158, PETRI_PLACES=564, PETRI_TRANSITIONS=576} [2024-10-31 22:14:54,355 INFO L277 CegarLoopForPetriNet]: 583 programPoint places, -19 predicate places. [2024-10-31 22:14:54,355 INFO L471 AbstractCegarLoop]: Abstraction has has 564 places, 576 transitions, 1158 flow [2024-10-31 22:14:54,356 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 570.0) internal successors, (1710), 3 states have internal predecessors, (1710), 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) [2024-10-31 22:14:54,357 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:14:54,357 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:14:54,357 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-31 22:14:54,358 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 158 more)] === [2024-10-31 22:14:54,358 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:14:54,359 INFO L85 PathProgramCache]: Analyzing trace with hash 193668938, now seen corresponding path program 1 times [2024-10-31 22:14:54,359 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:14:54,359 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2012290359] [2024-10-31 22:14:54,359 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:14:54,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:14:54,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:14:54,491 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:14:54,492 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:14:54,492 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2012290359] [2024-10-31 22:14:54,492 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2012290359] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:14:54,492 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:14:54,492 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:14:54,493 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1490008915] [2024-10-31 22:14:54,493 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:14:54,493 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:14:54,494 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:14:54,495 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:14:54,496 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:14:54,579 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 589 out of 628 [2024-10-31 22:14:54,582 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 564 places, 576 transitions, 1158 flow. Second operand has 3 states, 3 states have (on average 590.3333333333334) internal successors, (1771), 3 states have internal predecessors, (1771), 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) [2024-10-31 22:14:54,582 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:14:54,582 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 589 of 628 [2024-10-31 22:14:54,582 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:14:54,790 INFO L124 PetriNetUnfolderBase]: 50/1022 cut-off events. [2024-10-31 22:14:54,791 INFO L125 PetriNetUnfolderBase]: For 11/12 co-relation queries the response was YES. [2024-10-31 22:14:54,798 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1086 conditions, 1022 events. 50/1022 cut-off events. For 11/12 co-relation queries the response was YES. Maximal size of possible extension queue 27. Compared 4739 event pairs, 19 based on Foata normal form. 0/835 useless extension candidates. Maximal degree in co-relation 1050. Up to 56 conditions per place. [2024-10-31 22:14:54,807 INFO L140 encePairwiseOnDemand]: 625/628 looper letters, 17 selfloop transitions, 2 changer transitions 0/575 dead transitions. [2024-10-31 22:14:54,807 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 565 places, 575 transitions, 1194 flow [2024-10-31 22:14:54,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:14:54,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-31 22:14:54,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1787 transitions. [2024-10-31 22:14:54,814 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9485138004246284 [2024-10-31 22:14:54,814 INFO L175 Difference]: Start difference. First operand has 564 places, 576 transitions, 1158 flow. Second operand 3 states and 1787 transitions. [2024-10-31 22:14:54,814 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 565 places, 575 transitions, 1194 flow [2024-10-31 22:14:54,819 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 564 places, 575 transitions, 1193 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-10-31 22:14:54,825 INFO L231 Difference]: Finished difference. Result has 564 places, 575 transitions, 1159 flow [2024-10-31 22:14:54,826 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=628, PETRI_DIFFERENCE_MINUEND_FLOW=1155, PETRI_DIFFERENCE_MINUEND_PLACES=562, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=575, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=573, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1159, PETRI_PLACES=564, PETRI_TRANSITIONS=575} [2024-10-31 22:14:54,828 INFO L277 CegarLoopForPetriNet]: 583 programPoint places, -19 predicate places. [2024-10-31 22:14:54,829 INFO L471 AbstractCegarLoop]: Abstraction has has 564 places, 575 transitions, 1159 flow [2024-10-31 22:14:54,830 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 590.3333333333334) internal successors, (1771), 3 states have internal predecessors, (1771), 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) [2024-10-31 22:14:54,831 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:14:54,831 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:14:54,831 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-31 22:14:54,832 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 158 more)] === [2024-10-31 22:14:54,832 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:14:54,832 INFO L85 PathProgramCache]: Analyzing trace with hash -1040551310, now seen corresponding path program 1 times [2024-10-31 22:14:54,832 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:14:54,833 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1722972932] [2024-10-31 22:14:54,833 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:14:54,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:14:54,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:14:55,841 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:14:55,841 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:14:55,842 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1722972932] [2024-10-31 22:14:55,843 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1722972932] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:14:55,843 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:14:55,843 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-31 22:14:55,844 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [430625557] [2024-10-31 22:14:55,844 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:14:55,844 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-31 22:14:55,845 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:14:55,846 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-31 22:14:55,846 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-10-31 22:14:56,327 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 552 out of 628 [2024-10-31 22:14:56,332 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 564 places, 575 transitions, 1159 flow. Second operand has 6 states, 6 states have (on average 553.5) internal successors, (3321), 6 states have internal predecessors, (3321), 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) [2024-10-31 22:14:56,332 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:14:56,332 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 552 of 628 [2024-10-31 22:14:56,332 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:14:57,376 INFO L124 PetriNetUnfolderBase]: 368/3207 cut-off events. [2024-10-31 22:14:57,376 INFO L125 PetriNetUnfolderBase]: For 76/77 co-relation queries the response was YES. [2024-10-31 22:14:57,391 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3739 conditions, 3207 events. 368/3207 cut-off events. For 76/77 co-relation queries the response was YES. Maximal size of possible extension queue 53. Compared 22973 event pairs, 184 based on Foata normal form. 0/2592 useless extension candidates. Maximal degree in co-relation 3704. Up to 516 conditions per place. [2024-10-31 22:14:57,405 INFO L140 encePairwiseOnDemand]: 622/628 looper letters, 52 selfloop transitions, 5 changer transitions 0/574 dead transitions. [2024-10-31 22:14:57,405 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 568 places, 574 transitions, 1271 flow [2024-10-31 22:14:57,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-31 22:14:57,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-10-31 22:14:57,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 3370 transitions. [2024-10-31 22:14:57,412 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8943736730360934 [2024-10-31 22:14:57,413 INFO L175 Difference]: Start difference. First operand has 564 places, 575 transitions, 1159 flow. Second operand 6 states and 3370 transitions. [2024-10-31 22:14:57,413 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 568 places, 574 transitions, 1271 flow [2024-10-31 22:14:57,417 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 566 places, 574 transitions, 1267 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-31 22:14:57,424 INFO L231 Difference]: Finished difference. Result has 566 places, 574 transitions, 1163 flow [2024-10-31 22:14:57,425 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=628, PETRI_DIFFERENCE_MINUEND_FLOW=1153, PETRI_DIFFERENCE_MINUEND_PLACES=561, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=574, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=569, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=1163, PETRI_PLACES=566, PETRI_TRANSITIONS=574} [2024-10-31 22:14:57,429 INFO L277 CegarLoopForPetriNet]: 583 programPoint places, -17 predicate places. [2024-10-31 22:14:57,429 INFO L471 AbstractCegarLoop]: Abstraction has has 566 places, 574 transitions, 1163 flow [2024-10-31 22:14:57,432 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 553.5) internal successors, (3321), 6 states have internal predecessors, (3321), 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) [2024-10-31 22:14:57,432 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:14:57,433 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:14:57,433 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-10-31 22:14:57,433 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting thread1Err0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 158 more)] === [2024-10-31 22:14:57,434 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:14:57,434 INFO L85 PathProgramCache]: Analyzing trace with hash 1363728051, now seen corresponding path program 1 times [2024-10-31 22:14:57,435 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:14:57,435 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [704516707] [2024-10-31 22:14:57,436 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:14:57,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:14:57,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:14:57,498 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:14:57,498 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:14:57,498 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [704516707] [2024-10-31 22:14:57,499 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [704516707] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:14:57,499 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:14:57,499 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:14:57,501 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1777996537] [2024-10-31 22:14:57,501 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:14:57,501 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:14:57,502 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:14:57,502 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:14:57,502 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:14:57,540 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 587 out of 628 [2024-10-31 22:14:57,543 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 566 places, 574 transitions, 1163 flow. Second operand has 3 states, 3 states have (on average 588.3333333333334) internal successors, (1765), 3 states have internal predecessors, (1765), 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) [2024-10-31 22:14:57,543 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:14:57,543 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 587 of 628 [2024-10-31 22:14:57,543 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:14:57,880 INFO L124 PetriNetUnfolderBase]: 104/1939 cut-off events. [2024-10-31 22:14:57,880 INFO L125 PetriNetUnfolderBase]: For 12/12 co-relation queries the response was YES. [2024-10-31 22:14:57,887 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2049 conditions, 1939 events. 104/1939 cut-off events. For 12/12 co-relation queries the response was YES. Maximal size of possible extension queue 43. Compared 12226 event pairs, 20 based on Foata normal form. 0/1591 useless extension candidates. Maximal degree in co-relation 2031. Up to 94 conditions per place. [2024-10-31 22:14:57,893 INFO L140 encePairwiseOnDemand]: 620/628 looper letters, 18 selfloop transitions, 2 changer transitions 0/571 dead transitions. [2024-10-31 22:14:57,893 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 562 places, 571 transitions, 1198 flow [2024-10-31 22:14:57,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:14:57,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-31 22:14:57,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1787 transitions. [2024-10-31 22:14:57,897 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9485138004246284 [2024-10-31 22:14:57,897 INFO L175 Difference]: Start difference. First operand has 566 places, 574 transitions, 1163 flow. Second operand 3 states and 1787 transitions. [2024-10-31 22:14:57,898 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 562 places, 571 transitions, 1198 flow [2024-10-31 22:14:57,901 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 557 places, 571 transitions, 1188 flow, removed 0 selfloop flow, removed 5 redundant places. [2024-10-31 22:14:57,909 INFO L231 Difference]: Finished difference. Result has 558 places, 570 transitions, 1155 flow [2024-10-31 22:14:57,910 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=628, PETRI_DIFFERENCE_MINUEND_FLOW=1141, PETRI_DIFFERENCE_MINUEND_PLACES=555, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=568, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=566, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1155, PETRI_PLACES=558, PETRI_TRANSITIONS=570} [2024-10-31 22:14:57,911 INFO L277 CegarLoopForPetriNet]: 583 programPoint places, -25 predicate places. [2024-10-31 22:14:57,911 INFO L471 AbstractCegarLoop]: Abstraction has has 558 places, 570 transitions, 1155 flow [2024-10-31 22:14:57,912 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 588.3333333333334) internal successors, (1765), 3 states have internal predecessors, (1765), 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) [2024-10-31 22:14:57,912 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:14:57,912 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:14:57,913 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-10-31 22:14:57,913 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting thread1Err1ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 158 more)] === [2024-10-31 22:14:57,913 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:14:57,914 INFO L85 PathProgramCache]: Analyzing trace with hash 728137512, now seen corresponding path program 1 times [2024-10-31 22:14:57,914 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:14:57,914 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2020244202] [2024-10-31 22:14:57,914 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:14:57,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:14:57,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:14:57,959 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:14:57,959 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:14:57,960 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2020244202] [2024-10-31 22:14:57,960 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2020244202] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:14:57,960 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:14:57,960 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:14:57,961 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [802879817] [2024-10-31 22:14:57,961 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:14:57,961 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:14:57,962 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:14:57,962 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:14:57,962 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:14:57,983 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 593 out of 628 [2024-10-31 22:14:57,985 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 558 places, 570 transitions, 1155 flow. Second operand has 3 states, 3 states have (on average 594.0) internal successors, (1782), 3 states have internal predecessors, (1782), 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) [2024-10-31 22:14:57,986 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:14:57,986 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 593 of 628 [2024-10-31 22:14:57,986 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:14:58,148 INFO L124 PetriNetUnfolderBase]: 44/1034 cut-off events. [2024-10-31 22:14:58,148 INFO L125 PetriNetUnfolderBase]: For 3/10 co-relation queries the response was YES. [2024-10-31 22:14:58,156 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1088 conditions, 1034 events. 44/1034 cut-off events. For 3/10 co-relation queries the response was YES. Maximal size of possible extension queue 23. Compared 4666 event pairs, 1 based on Foata normal form. 1/867 useless extension candidates. Maximal degree in co-relation 1053. Up to 21 conditions per place. [2024-10-31 22:14:58,160 INFO L140 encePairwiseOnDemand]: 621/628 looper letters, 11 selfloop transitions, 3 changer transitions 0/567 dead transitions. [2024-10-31 22:14:58,160 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 556 places, 567 transitions, 1178 flow [2024-10-31 22:14:58,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:14:58,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-31 22:14:58,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1797 transitions. [2024-10-31 22:14:58,165 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9538216560509554 [2024-10-31 22:14:58,165 INFO L175 Difference]: Start difference. First operand has 558 places, 570 transitions, 1155 flow. Second operand 3 states and 1797 transitions. [2024-10-31 22:14:58,165 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 556 places, 567 transitions, 1178 flow [2024-10-31 22:14:58,169 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 556 places, 567 transitions, 1178 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-10-31 22:14:58,175 INFO L231 Difference]: Finished difference. Result has 556 places, 566 transitions, 1153 flow [2024-10-31 22:14:58,176 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=628, PETRI_DIFFERENCE_MINUEND_FLOW=1147, PETRI_DIFFERENCE_MINUEND_PLACES=554, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=566, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=563, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1153, PETRI_PLACES=556, PETRI_TRANSITIONS=566} [2024-10-31 22:14:58,177 INFO L277 CegarLoopForPetriNet]: 583 programPoint places, -27 predicate places. [2024-10-31 22:14:58,177 INFO L471 AbstractCegarLoop]: Abstraction has has 556 places, 566 transitions, 1153 flow [2024-10-31 22:14:58,179 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 594.0) internal successors, (1782), 3 states have internal predecessors, (1782), 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) [2024-10-31 22:14:58,179 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:14:58,179 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:14:58,179 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-10-31 22:14:58,180 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting thread2Err1ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 158 more)] === [2024-10-31 22:14:58,180 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:14:58,180 INFO L85 PathProgramCache]: Analyzing trace with hash -1133589621, now seen corresponding path program 1 times [2024-10-31 22:14:58,180 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:14:58,180 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1158820249] [2024-10-31 22:14:58,181 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:14:58,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:14:58,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:14:58,243 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:14:58,243 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:14:58,243 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1158820249] [2024-10-31 22:14:58,243 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1158820249] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:14:58,244 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:14:58,244 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:14:58,244 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1690587563] [2024-10-31 22:14:58,244 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:14:58,244 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:14:58,245 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:14:58,248 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:14:58,248 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:14:58,418 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 513 out of 628 [2024-10-31 22:14:58,420 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 556 places, 566 transitions, 1153 flow. Second operand has 3 states, 3 states have (on average 514.3333333333334) internal successors, (1543), 3 states have internal predecessors, (1543), 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) [2024-10-31 22:14:58,420 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:14:58,421 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 513 of 628 [2024-10-31 22:14:58,421 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:14:58,727 INFO L124 PetriNetUnfolderBase]: 105/1283 cut-off events. [2024-10-31 22:14:58,727 INFO L125 PetriNetUnfolderBase]: For 65/66 co-relation queries the response was YES. [2024-10-31 22:14:58,736 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1560 conditions, 1283 events. 105/1283 cut-off events. For 65/66 co-relation queries the response was YES. Maximal size of possible extension queue 34. Compared 7011 event pairs, 9 based on Foata normal form. 1/1136 useless extension candidates. Maximal degree in co-relation 1524. Up to 217 conditions per place. [2024-10-31 22:14:58,742 INFO L140 encePairwiseOnDemand]: 581/628 looper letters, 49 selfloop transitions, 18 changer transitions 4/539 dead transitions. [2024-10-31 22:14:58,742 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 530 places, 539 transitions, 1238 flow [2024-10-31 22:14:58,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:14:58,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-31 22:14:58,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1636 transitions. [2024-10-31 22:14:58,747 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8683651804670913 [2024-10-31 22:14:58,748 INFO L175 Difference]: Start difference. First operand has 556 places, 566 transitions, 1153 flow. Second operand 3 states and 1636 transitions. [2024-10-31 22:14:58,748 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 530 places, 539 transitions, 1238 flow [2024-10-31 22:14:58,753 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 528 places, 539 transitions, 1232 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-31 22:14:58,762 INFO L231 Difference]: Finished difference. Result has 528 places, 534 transitions, 1118 flow [2024-10-31 22:14:58,763 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=628, PETRI_DIFFERENCE_MINUEND_FLOW=1091, PETRI_DIFFERENCE_MINUEND_PLACES=526, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=538, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=18, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=520, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1118, PETRI_PLACES=528, PETRI_TRANSITIONS=534} [2024-10-31 22:14:58,763 INFO L277 CegarLoopForPetriNet]: 583 programPoint places, -55 predicate places. [2024-10-31 22:14:58,763 INFO L471 AbstractCegarLoop]: Abstraction has has 528 places, 534 transitions, 1118 flow [2024-10-31 22:14:58,765 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 514.3333333333334) internal successors, (1543), 3 states have internal predecessors, (1543), 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) [2024-10-31 22:14:58,765 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:14:58,765 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:14:58,765 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-10-31 22:14:58,766 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting thread1Err4ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 158 more)] === [2024-10-31 22:14:58,766 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:14:58,766 INFO L85 PathProgramCache]: Analyzing trace with hash 720869568, now seen corresponding path program 1 times [2024-10-31 22:14:58,766 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:14:58,767 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [499817360] [2024-10-31 22:14:58,767 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:14:58,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:14:58,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:14:58,839 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:14:58,839 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:14:58,840 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [499817360] [2024-10-31 22:14:58,840 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [499817360] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:14:58,840 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:14:58,840 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:14:58,841 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1132266398] [2024-10-31 22:14:58,841 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:14:58,841 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:14:58,842 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:14:58,842 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:14:58,843 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:14:58,895 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 575 out of 628 [2024-10-31 22:14:58,898 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 528 places, 534 transitions, 1118 flow. Second operand has 3 states, 3 states have (on average 576.3333333333334) internal successors, (1729), 3 states have internal predecessors, (1729), 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) [2024-10-31 22:14:58,898 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:14:58,898 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 575 of 628 [2024-10-31 22:14:58,899 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:14:59,444 INFO L124 PetriNetUnfolderBase]: 174/2498 cut-off events. [2024-10-31 22:14:59,445 INFO L125 PetriNetUnfolderBase]: For 20/20 co-relation queries the response was YES. [2024-10-31 22:14:59,455 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2813 conditions, 2498 events. 174/2498 cut-off events. For 20/20 co-relation queries the response was YES. Maximal size of possible extension queue 47. Compared 16796 event pairs, 19 based on Foata normal form. 0/2225 useless extension candidates. Maximal degree in co-relation 2777. Up to 180 conditions per place. [2024-10-31 22:14:59,465 INFO L140 encePairwiseOnDemand]: 612/628 looper letters, 26 selfloop transitions, 6 changer transitions 0/532 dead transitions. [2024-10-31 22:14:59,466 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 516 places, 532 transitions, 1180 flow [2024-10-31 22:14:59,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:14:59,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-31 22:14:59,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1767 transitions. [2024-10-31 22:14:59,472 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9378980891719745 [2024-10-31 22:14:59,472 INFO L175 Difference]: Start difference. First operand has 528 places, 534 transitions, 1118 flow. Second operand 3 states and 1767 transitions. [2024-10-31 22:14:59,472 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 516 places, 532 transitions, 1180 flow [2024-10-31 22:14:59,477 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 514 places, 532 transitions, 1144 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-31 22:14:59,483 INFO L231 Difference]: Finished difference. Result has 515 places, 530 transitions, 1104 flow [2024-10-31 22:14:59,484 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=628, PETRI_DIFFERENCE_MINUEND_FLOW=1062, PETRI_DIFFERENCE_MINUEND_PLACES=512, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=524, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=518, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1104, PETRI_PLACES=515, PETRI_TRANSITIONS=530} [2024-10-31 22:14:59,484 INFO L277 CegarLoopForPetriNet]: 583 programPoint places, -68 predicate places. [2024-10-31 22:14:59,485 INFO L471 AbstractCegarLoop]: Abstraction has has 515 places, 530 transitions, 1104 flow [2024-10-31 22:14:59,486 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 576.3333333333334) internal successors, (1729), 3 states have internal predecessors, (1729), 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) [2024-10-31 22:14:59,486 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:14:59,486 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:14:59,487 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-10-31 22:14:59,487 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting thread1Err6ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 158 more)] === [2024-10-31 22:14:59,487 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:14:59,487 INFO L85 PathProgramCache]: Analyzing trace with hash -1207587226, now seen corresponding path program 1 times [2024-10-31 22:14:59,487 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:14:59,488 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1305875323] [2024-10-31 22:14:59,488 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:14:59,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:14:59,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:14:59,632 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:14:59,633 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:14:59,633 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1305875323] [2024-10-31 22:14:59,633 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1305875323] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:14:59,634 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:14:59,634 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-31 22:14:59,634 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2110827780] [2024-10-31 22:14:59,634 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:14:59,635 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-31 22:14:59,636 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:14:59,636 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-31 22:14:59,636 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-31 22:14:59,683 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 599 out of 628 [2024-10-31 22:14:59,687 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 515 places, 530 transitions, 1104 flow. Second operand has 4 states, 4 states have (on average 600.25) internal successors, (2401), 4 states have internal predecessors, (2401), 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) [2024-10-31 22:14:59,687 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:14:59,687 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 599 of 628 [2024-10-31 22:14:59,688 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:15:00,285 INFO L124 PetriNetUnfolderBase]: 157/3092 cut-off events. [2024-10-31 22:15:00,286 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2024-10-31 22:15:00,310 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3268 conditions, 3092 events. 157/3092 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 42. Compared 21465 event pairs, 8 based on Foata normal form. 0/2753 useless extension candidates. Maximal degree in co-relation 3231. Up to 73 conditions per place. [2024-10-31 22:15:00,331 INFO L140 encePairwiseOnDemand]: 622/628 looper letters, 13 selfloop transitions, 6 changer transitions 0/539 dead transitions. [2024-10-31 22:15:00,335 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 519 places, 539 transitions, 1164 flow [2024-10-31 22:15:00,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-31 22:15:00,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2024-10-31 22:15:00,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 3015 transitions. [2024-10-31 22:15:00,352 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9601910828025477 [2024-10-31 22:15:00,353 INFO L175 Difference]: Start difference. First operand has 515 places, 530 transitions, 1104 flow. Second operand 5 states and 3015 transitions. [2024-10-31 22:15:00,356 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 519 places, 539 transitions, 1164 flow [2024-10-31 22:15:00,364 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 519 places, 539 transitions, 1164 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-10-31 22:15:00,413 INFO L231 Difference]: Finished difference. Result has 522 places, 534 transitions, 1142 flow [2024-10-31 22:15:00,415 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=628, PETRI_DIFFERENCE_MINUEND_FLOW=1104, PETRI_DIFFERENCE_MINUEND_PLACES=515, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=530, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=525, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=1142, PETRI_PLACES=522, PETRI_TRANSITIONS=534} [2024-10-31 22:15:00,417 INFO L277 CegarLoopForPetriNet]: 583 programPoint places, -61 predicate places. [2024-10-31 22:15:00,418 INFO L471 AbstractCegarLoop]: Abstraction has has 522 places, 534 transitions, 1142 flow [2024-10-31 22:15:00,420 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 600.25) internal successors, (2401), 4 states have internal predecessors, (2401), 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) [2024-10-31 22:15:00,420 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:15:00,420 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:15:00,420 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-10-31 22:15:00,421 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting thread1Err6ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 158 more)] === [2024-10-31 22:15:00,421 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:15:00,421 INFO L85 PathProgramCache]: Analyzing trace with hash -1576173389, now seen corresponding path program 1 times [2024-10-31 22:15:00,421 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:15:00,422 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [186667663] [2024-10-31 22:15:00,422 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:15:00,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:15:00,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:15:00,985 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:15:00,985 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:15:00,986 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [186667663] [2024-10-31 22:15:00,986 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [186667663] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:15:00,986 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:15:00,986 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-31 22:15:00,986 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1279305888] [2024-10-31 22:15:00,987 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:15:00,987 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-31 22:15:00,987 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:15:00,988 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-31 22:15:00,988 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-10-31 22:15:01,835 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 592 out of 628 [2024-10-31 22:15:01,840 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 522 places, 534 transitions, 1142 flow. Second operand has 6 states, 6 states have (on average 593.5) internal successors, (3561), 6 states have internal predecessors, (3561), 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) [2024-10-31 22:15:01,840 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:15:01,840 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 592 of 628 [2024-10-31 22:15:01,840 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:15:02,300 INFO L124 PetriNetUnfolderBase]: 125/2383 cut-off events. [2024-10-31 22:15:02,300 INFO L125 PetriNetUnfolderBase]: For 8/9 co-relation queries the response was YES. [2024-10-31 22:15:02,317 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2586 conditions, 2383 events. 125/2383 cut-off events. For 8/9 co-relation queries the response was YES. Maximal size of possible extension queue 35. Compared 15061 event pairs, 7 based on Foata normal form. 0/2135 useless extension candidates. Maximal degree in co-relation 2543. Up to 57 conditions per place. [2024-10-31 22:15:02,324 INFO L140 encePairwiseOnDemand]: 622/628 looper letters, 15 selfloop transitions, 6 changer transitions 0/537 dead transitions. [2024-10-31 22:15:02,325 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 526 places, 537 transitions, 1194 flow [2024-10-31 22:15:02,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-31 22:15:02,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-10-31 22:15:02,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 3573 transitions. [2024-10-31 22:15:02,332 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9482484076433121 [2024-10-31 22:15:02,332 INFO L175 Difference]: Start difference. First operand has 522 places, 534 transitions, 1142 flow. Second operand 6 states and 3573 transitions. [2024-10-31 22:15:02,332 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 526 places, 537 transitions, 1194 flow [2024-10-31 22:15:02,338 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 526 places, 537 transitions, 1194 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-10-31 22:15:02,345 INFO L231 Difference]: Finished difference. Result has 526 places, 533 transitions, 1152 flow [2024-10-31 22:15:02,346 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=628, PETRI_DIFFERENCE_MINUEND_FLOW=1140, PETRI_DIFFERENCE_MINUEND_PLACES=521, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=533, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=6, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=527, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=1152, PETRI_PLACES=526, PETRI_TRANSITIONS=533} [2024-10-31 22:15:02,347 INFO L277 CegarLoopForPetriNet]: 583 programPoint places, -57 predicate places. [2024-10-31 22:15:02,347 INFO L471 AbstractCegarLoop]: Abstraction has has 526 places, 533 transitions, 1152 flow [2024-10-31 22:15:02,350 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 593.5) internal successors, (3561), 6 states have internal predecessors, (3561), 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) [2024-10-31 22:15:02,350 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:15:02,350 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:15:02,350 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-10-31 22:15:02,351 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting thread2Err6ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 158 more)] === [2024-10-31 22:15:02,351 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:15:02,351 INFO L85 PathProgramCache]: Analyzing trace with hash -487137283, now seen corresponding path program 1 times [2024-10-31 22:15:02,351 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:15:02,352 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [278729710] [2024-10-31 22:15:02,352 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:15:02,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:15:02,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:15:02,489 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:15:02,491 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:15:02,491 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [278729710] [2024-10-31 22:15:02,491 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [278729710] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:15:02,492 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:15:02,492 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-31 22:15:02,492 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1744609426] [2024-10-31 22:15:02,492 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:15:02,493 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-31 22:15:02,493 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:15:02,493 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-31 22:15:02,493 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-31 22:15:02,701 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 591 out of 628 [2024-10-31 22:15:02,704 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 526 places, 533 transitions, 1152 flow. Second operand has 4 states, 4 states have (on average 592.5) internal successors, (2370), 4 states have internal predecessors, (2370), 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) [2024-10-31 22:15:02,705 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:15:02,705 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 591 of 628 [2024-10-31 22:15:02,705 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:15:03,424 INFO L124 PetriNetUnfolderBase]: 192/3289 cut-off events. [2024-10-31 22:15:03,425 INFO L125 PetriNetUnfolderBase]: For 54/55 co-relation queries the response was YES. [2024-10-31 22:15:03,450 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3679 conditions, 3289 events. 192/3289 cut-off events. For 54/55 co-relation queries the response was YES. Maximal size of possible extension queue 38. Compared 22193 event pairs, 16 based on Foata normal form. 0/2942 useless extension candidates. Maximal degree in co-relation 3636. Up to 133 conditions per place. [2024-10-31 22:15:03,461 INFO L140 encePairwiseOnDemand]: 618/628 looper letters, 20 selfloop transitions, 10 changer transitions 0/545 dead transitions. [2024-10-31 22:15:03,461 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 530 places, 545 transitions, 1239 flow [2024-10-31 22:15:03,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-31 22:15:03,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2024-10-31 22:15:03,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 2986 transitions. [2024-10-31 22:15:03,470 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9509554140127389 [2024-10-31 22:15:03,470 INFO L175 Difference]: Start difference. First operand has 526 places, 533 transitions, 1152 flow. Second operand 5 states and 2986 transitions. [2024-10-31 22:15:03,470 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 530 places, 545 transitions, 1239 flow [2024-10-31 22:15:03,476 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 525 places, 545 transitions, 1227 flow, removed 0 selfloop flow, removed 5 redundant places. [2024-10-31 22:15:03,483 INFO L231 Difference]: Finished difference. Result has 528 places, 541 transitions, 1210 flow [2024-10-31 22:15:03,484 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=628, PETRI_DIFFERENCE_MINUEND_FLOW=1140, PETRI_DIFFERENCE_MINUEND_PLACES=521, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=533, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=524, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=1210, PETRI_PLACES=528, PETRI_TRANSITIONS=541} [2024-10-31 22:15:03,485 INFO L277 CegarLoopForPetriNet]: 583 programPoint places, -55 predicate places. [2024-10-31 22:15:03,486 INFO L471 AbstractCegarLoop]: Abstraction has has 528 places, 541 transitions, 1210 flow [2024-10-31 22:15:03,488 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 592.5) internal successors, (2370), 4 states have internal predecessors, (2370), 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) [2024-10-31 22:15:03,488 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:15:03,488 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:15:03,488 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-10-31 22:15:03,489 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting thread2Err42ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 158 more)] === [2024-10-31 22:15:03,489 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:15:03,489 INFO L85 PathProgramCache]: Analyzing trace with hash 299463710, now seen corresponding path program 1 times [2024-10-31 22:15:03,489 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:15:03,490 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1655368153] [2024-10-31 22:15:03,490 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:15:03,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:15:03,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:15:03,591 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:15:03,591 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:15:03,591 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1655368153] [2024-10-31 22:15:03,592 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1655368153] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:15:03,592 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:15:03,592 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-31 22:15:03,592 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [791914681] [2024-10-31 22:15:03,592 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:15:03,593 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-31 22:15:03,593 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:15:03,594 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-31 22:15:03,594 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-31 22:15:03,925 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 591 out of 628 [2024-10-31 22:15:03,928 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 528 places, 541 transitions, 1210 flow. Second operand has 4 states, 4 states have (on average 592.5) internal successors, (2370), 4 states have internal predecessors, (2370), 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) [2024-10-31 22:15:03,929 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:15:03,929 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 591 of 628 [2024-10-31 22:15:03,929 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:15:04,560 INFO L124 PetriNetUnfolderBase]: 189/3286 cut-off events. [2024-10-31 22:15:04,561 INFO L125 PetriNetUnfolderBase]: For 176/177 co-relation queries the response was YES. [2024-10-31 22:15:04,585 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3755 conditions, 3286 events. 189/3286 cut-off events. For 176/177 co-relation queries the response was YES. Maximal size of possible extension queue 37. Compared 22152 event pairs, 16 based on Foata normal form. 0/2948 useless extension candidates. Maximal degree in co-relation 3708. Up to 133 conditions per place. [2024-10-31 22:15:04,594 INFO L140 encePairwiseOnDemand]: 618/628 looper letters, 20 selfloop transitions, 10 changer transitions 0/548 dead transitions. [2024-10-31 22:15:04,595 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 532 places, 548 transitions, 1287 flow [2024-10-31 22:15:04,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-31 22:15:04,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2024-10-31 22:15:04,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 2986 transitions. [2024-10-31 22:15:04,601 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9509554140127389 [2024-10-31 22:15:04,602 INFO L175 Difference]: Start difference. First operand has 528 places, 541 transitions, 1210 flow. Second operand 5 states and 2986 transitions. [2024-10-31 22:15:04,602 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 532 places, 548 transitions, 1287 flow [2024-10-31 22:15:04,606 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 532 places, 548 transitions, 1287 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-10-31 22:15:04,613 INFO L231 Difference]: Finished difference. Result has 535 places, 544 transitions, 1260 flow [2024-10-31 22:15:04,614 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=628, PETRI_DIFFERENCE_MINUEND_FLOW=1210, PETRI_DIFFERENCE_MINUEND_PLACES=528, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=541, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=7, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=532, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=1260, PETRI_PLACES=535, PETRI_TRANSITIONS=544} [2024-10-31 22:15:04,615 INFO L277 CegarLoopForPetriNet]: 583 programPoint places, -48 predicate places. [2024-10-31 22:15:04,615 INFO L471 AbstractCegarLoop]: Abstraction has has 535 places, 544 transitions, 1260 flow [2024-10-31 22:15:04,617 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 592.5) internal successors, (2370), 4 states have internal predecessors, (2370), 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) [2024-10-31 22:15:04,617 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:15:04,617 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:15:04,617 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-10-31 22:15:04,618 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting thread1Err7ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 158 more)] === [2024-10-31 22:15:04,618 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:15:04,618 INFO L85 PathProgramCache]: Analyzing trace with hash -338005322, now seen corresponding path program 1 times [2024-10-31 22:15:04,619 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:15:04,619 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [111190484] [2024-10-31 22:15:04,619 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:15:04,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:15:04,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:15:04,668 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:15:04,668 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:15:04,668 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [111190484] [2024-10-31 22:15:04,669 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [111190484] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:15:04,669 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:15:04,669 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:15:04,669 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [138800752] [2024-10-31 22:15:04,669 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:15:04,670 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:15:04,670 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:15:04,671 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:15:04,671 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:15:04,699 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 597 out of 628 [2024-10-31 22:15:04,701 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 535 places, 544 transitions, 1260 flow. Second operand has 3 states, 3 states have (on average 599.3333333333334) internal successors, (1798), 3 states have internal predecessors, (1798), 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) [2024-10-31 22:15:04,701 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:15:04,702 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 597 of 628 [2024-10-31 22:15:04,702 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:15:05,206 INFO L124 PetriNetUnfolderBase]: 131/2550 cut-off events. [2024-10-31 22:15:05,206 INFO L125 PetriNetUnfolderBase]: For 157/157 co-relation queries the response was YES. [2024-10-31 22:15:05,229 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2985 conditions, 2550 events. 131/2550 cut-off events. For 157/157 co-relation queries the response was YES. Maximal size of possible extension queue 29. Compared 15577 event pairs, 20 based on Foata normal form. 0/2316 useless extension candidates. Maximal degree in co-relation 2934. Up to 74 conditions per place. [2024-10-31 22:15:05,237 INFO L140 encePairwiseOnDemand]: 625/628 looper letters, 9 selfloop transitions, 2 changer transitions 0/544 dead transitions. [2024-10-31 22:15:05,238 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 536 places, 544 transitions, 1283 flow [2024-10-31 22:15:05,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:15:05,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-31 22:15:05,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1803 transitions. [2024-10-31 22:15:05,242 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9570063694267515 [2024-10-31 22:15:05,242 INFO L175 Difference]: Start difference. First operand has 535 places, 544 transitions, 1260 flow. Second operand 3 states and 1803 transitions. [2024-10-31 22:15:05,242 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 536 places, 544 transitions, 1283 flow [2024-10-31 22:15:05,247 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 536 places, 544 transitions, 1283 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-10-31 22:15:05,253 INFO L231 Difference]: Finished difference. Result has 536 places, 543 transitions, 1262 flow [2024-10-31 22:15:05,254 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=628, PETRI_DIFFERENCE_MINUEND_FLOW=1258, PETRI_DIFFERENCE_MINUEND_PLACES=534, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=543, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=541, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1262, PETRI_PLACES=536, PETRI_TRANSITIONS=543} [2024-10-31 22:15:05,255 INFO L277 CegarLoopForPetriNet]: 583 programPoint places, -47 predicate places. [2024-10-31 22:15:05,255 INFO L471 AbstractCegarLoop]: Abstraction has has 536 places, 543 transitions, 1262 flow [2024-10-31 22:15:05,256 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 599.3333333333334) internal successors, (1798), 3 states have internal predecessors, (1798), 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) [2024-10-31 22:15:05,256 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:15:05,257 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:15:05,257 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-10-31 22:15:05,257 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting thread2Err6ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 158 more)] === [2024-10-31 22:15:05,258 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:15:05,258 INFO L85 PathProgramCache]: Analyzing trace with hash -1026966071, now seen corresponding path program 1 times [2024-10-31 22:15:05,258 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:15:05,258 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1335659392] [2024-10-31 22:15:05,258 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:15:05,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:15:05,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:15:05,664 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:15:05,664 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:15:05,664 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1335659392] [2024-10-31 22:15:05,665 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1335659392] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:15:05,665 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:15:05,665 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-31 22:15:05,665 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [458779192] [2024-10-31 22:15:05,665 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:15:05,666 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-31 22:15:05,666 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:15:05,666 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-31 22:15:05,667 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-10-31 22:15:06,336 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 536 out of 628 [2024-10-31 22:15:06,340 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 536 places, 543 transitions, 1262 flow. Second operand has 6 states, 6 states have (on average 537.6666666666666) internal successors, (3226), 6 states have internal predecessors, (3226), 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) [2024-10-31 22:15:06,341 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:15:06,341 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 536 of 628 [2024-10-31 22:15:06,341 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:15:06,969 INFO L124 PetriNetUnfolderBase]: 287/2739 cut-off events. [2024-10-31 22:15:06,969 INFO L125 PetriNetUnfolderBase]: For 375/376 co-relation queries the response was YES. [2024-10-31 22:15:06,979 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3809 conditions, 2739 events. 287/2739 cut-off events. For 375/376 co-relation queries the response was YES. Maximal size of possible extension queue 52. Compared 17790 event pairs, 30 based on Foata normal form. 0/2536 useless extension candidates. Maximal degree in co-relation 3755. Up to 224 conditions per place. [2024-10-31 22:15:06,986 INFO L140 encePairwiseOnDemand]: 574/628 looper letters, 23 selfloop transitions, 50 changer transitions 0/538 dead transitions. [2024-10-31 22:15:06,986 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 532 places, 538 transitions, 1402 flow [2024-10-31 22:15:06,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-31 22:15:06,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-10-31 22:15:06,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 3293 transitions. [2024-10-31 22:15:06,996 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8739384288747346 [2024-10-31 22:15:06,996 INFO L175 Difference]: Start difference. First operand has 536 places, 543 transitions, 1262 flow. Second operand 6 states and 3293 transitions. [2024-10-31 22:15:06,996 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 532 places, 538 transitions, 1402 flow [2024-10-31 22:15:07,002 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 530 places, 538 transitions, 1398 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-31 22:15:07,008 INFO L231 Difference]: Finished difference. Result has 530 places, 534 transitions, 1340 flow [2024-10-31 22:15:07,009 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=628, PETRI_DIFFERENCE_MINUEND_FLOW=1240, PETRI_DIFFERENCE_MINUEND_PLACES=525, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=534, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=50, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=484, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=1340, PETRI_PLACES=530, PETRI_TRANSITIONS=534} [2024-10-31 22:15:07,010 INFO L277 CegarLoopForPetriNet]: 583 programPoint places, -53 predicate places. [2024-10-31 22:15:07,010 INFO L471 AbstractCegarLoop]: Abstraction has has 530 places, 534 transitions, 1340 flow [2024-10-31 22:15:07,016 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 537.6666666666666) internal successors, (3226), 6 states have internal predecessors, (3226), 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) [2024-10-31 22:15:07,016 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:15:07,016 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:15:07,016 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-10-31 22:15:07,016 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting thread2Err7ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 158 more)] === [2024-10-31 22:15:07,017 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:15:07,017 INFO L85 PathProgramCache]: Analyzing trace with hash -1413633226, now seen corresponding path program 1 times [2024-10-31 22:15:07,017 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:15:07,017 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [444477813] [2024-10-31 22:15:07,017 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:15:07,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:15:07,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:15:07,073 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:15:07,073 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:15:07,073 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [444477813] [2024-10-31 22:15:07,074 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [444477813] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:15:07,074 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:15:07,074 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:15:07,074 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [947047771] [2024-10-31 22:15:07,074 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:15:07,075 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:15:07,075 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:15:07,075 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:15:07,076 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:15:07,276 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 565 out of 628 [2024-10-31 22:15:07,279 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 530 places, 534 transitions, 1340 flow. Second operand has 3 states, 3 states have (on average 567.6666666666666) internal successors, (1703), 3 states have internal predecessors, (1703), 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) [2024-10-31 22:15:07,279 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:15:07,279 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 565 of 628 [2024-10-31 22:15:07,279 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:15:07,960 INFO L124 PetriNetUnfolderBase]: 249/3089 cut-off events. [2024-10-31 22:15:07,961 INFO L125 PetriNetUnfolderBase]: For 381/382 co-relation queries the response was YES. [2024-10-31 22:15:07,995 INFO L83 FinitePrefix]: Finished finitePrefix Result has 4234 conditions, 3089 events. 249/3089 cut-off events. For 381/382 co-relation queries the response was YES. Maximal size of possible extension queue 39. Compared 20732 event pairs, 116 based on Foata normal form. 0/2841 useless extension candidates. Maximal degree in co-relation 4182. Up to 420 conditions per place. [2024-10-31 22:15:08,005 INFO L140 encePairwiseOnDemand]: 625/628 looper letters, 41 selfloop transitions, 2 changer transitions 0/534 dead transitions. [2024-10-31 22:15:08,006 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 531 places, 534 transitions, 1427 flow [2024-10-31 22:15:08,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:15:08,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-31 22:15:08,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1739 transitions. [2024-10-31 22:15:08,010 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.923036093418259 [2024-10-31 22:15:08,010 INFO L175 Difference]: Start difference. First operand has 530 places, 534 transitions, 1340 flow. Second operand 3 states and 1739 transitions. [2024-10-31 22:15:08,010 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 531 places, 534 transitions, 1427 flow [2024-10-31 22:15:08,017 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 526 places, 534 transitions, 1327 flow, removed 0 selfloop flow, removed 5 redundant places. [2024-10-31 22:15:08,024 INFO L231 Difference]: Finished difference. Result has 526 places, 533 transitions, 1242 flow [2024-10-31 22:15:08,025 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=628, PETRI_DIFFERENCE_MINUEND_FLOW=1238, PETRI_DIFFERENCE_MINUEND_PLACES=524, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=533, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=531, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1242, PETRI_PLACES=526, PETRI_TRANSITIONS=533} [2024-10-31 22:15:08,025 INFO L277 CegarLoopForPetriNet]: 583 programPoint places, -57 predicate places. [2024-10-31 22:15:08,025 INFO L471 AbstractCegarLoop]: Abstraction has has 526 places, 533 transitions, 1242 flow [2024-10-31 22:15:08,027 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 567.6666666666666) internal successors, (1703), 3 states have internal predecessors, (1703), 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) [2024-10-31 22:15:08,027 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:15:08,027 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:15:08,027 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-10-31 22:15:08,028 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting thread2Err51ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 158 more)] === [2024-10-31 22:15:08,028 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:15:08,028 INFO L85 PathProgramCache]: Analyzing trace with hash -1962431722, now seen corresponding path program 1 times [2024-10-31 22:15:08,028 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:15:08,031 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [848650506] [2024-10-31 22:15:08,031 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:15:08,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:15:08,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:15:08,082 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:15:08,082 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:15:08,083 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [848650506] [2024-10-31 22:15:08,083 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [848650506] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:15:08,083 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:15:08,083 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:15:08,083 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1382576902] [2024-10-31 22:15:08,083 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:15:08,084 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:15:08,084 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:15:08,084 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:15:08,084 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:15:08,279 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 565 out of 628 [2024-10-31 22:15:08,281 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 526 places, 533 transitions, 1242 flow. Second operand has 3 states, 3 states have (on average 567.3333333333334) internal successors, (1702), 3 states have internal predecessors, (1702), 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) [2024-10-31 22:15:08,281 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:15:08,281 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 565 of 628 [2024-10-31 22:15:08,282 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:15:08,790 INFO L124 PetriNetUnfolderBase]: 245/2996 cut-off events. [2024-10-31 22:15:08,790 INFO L125 PetriNetUnfolderBase]: For 277/278 co-relation queries the response was YES. [2024-10-31 22:15:08,835 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3797 conditions, 2996 events. 245/2996 cut-off events. For 277/278 co-relation queries the response was YES. Maximal size of possible extension queue 40. Compared 20084 event pairs, 116 based on Foata normal form. 0/2757 useless extension candidates. Maximal degree in co-relation 3745. Up to 417 conditions per place. [2024-10-31 22:15:08,844 INFO L140 encePairwiseOnDemand]: 625/628 looper letters, 41 selfloop transitions, 2 changer transitions 0/533 dead transitions. [2024-10-31 22:15:08,844 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 527 places, 533 transitions, 1329 flow [2024-10-31 22:15:08,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:15:08,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-31 22:15:08,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1739 transitions. [2024-10-31 22:15:08,849 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.923036093418259 [2024-10-31 22:15:08,849 INFO L175 Difference]: Start difference. First operand has 526 places, 533 transitions, 1242 flow. Second operand 3 states and 1739 transitions. [2024-10-31 22:15:08,850 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 527 places, 533 transitions, 1329 flow [2024-10-31 22:15:08,855 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 525 places, 533 transitions, 1325 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-31 22:15:08,863 INFO L231 Difference]: Finished difference. Result has 525 places, 532 transitions, 1240 flow [2024-10-31 22:15:08,864 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=628, PETRI_DIFFERENCE_MINUEND_FLOW=1236, PETRI_DIFFERENCE_MINUEND_PLACES=523, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=532, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=530, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1240, PETRI_PLACES=525, PETRI_TRANSITIONS=532} [2024-10-31 22:15:08,865 INFO L277 CegarLoopForPetriNet]: 583 programPoint places, -58 predicate places. [2024-10-31 22:15:08,865 INFO L471 AbstractCegarLoop]: Abstraction has has 525 places, 532 transitions, 1240 flow [2024-10-31 22:15:08,866 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 567.3333333333334) internal successors, (1702), 3 states have internal predecessors, (1702), 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) [2024-10-31 22:15:08,866 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:15:08,866 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:15:08,866 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-10-31 22:15:08,867 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting thread2Err43ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 158 more)] === [2024-10-31 22:15:08,867 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:15:08,867 INFO L85 PathProgramCache]: Analyzing trace with hash 529054707, now seen corresponding path program 1 times [2024-10-31 22:15:08,867 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:15:08,868 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [144872375] [2024-10-31 22:15:08,868 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:15:08,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:15:08,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:15:08,938 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:15:08,938 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:15:08,939 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [144872375] [2024-10-31 22:15:08,939 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [144872375] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:15:08,939 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:15:08,939 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:15:08,939 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1544485529] [2024-10-31 22:15:08,939 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:15:08,940 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:15:08,940 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:15:08,941 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:15:08,941 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:15:09,109 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 565 out of 628 [2024-10-31 22:15:09,111 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 525 places, 532 transitions, 1240 flow. Second operand has 3 states, 3 states have (on average 567.6666666666666) internal successors, (1703), 3 states have internal predecessors, (1703), 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) [2024-10-31 22:15:09,111 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:15:09,111 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 565 of 628 [2024-10-31 22:15:09,111 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:15:09,652 INFO L124 PetriNetUnfolderBase]: 244/2942 cut-off events. [2024-10-31 22:15:09,652 INFO L125 PetriNetUnfolderBase]: For 279/280 co-relation queries the response was YES. [2024-10-31 22:15:09,674 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3741 conditions, 2942 events. 244/2942 cut-off events. For 279/280 co-relation queries the response was YES. Maximal size of possible extension queue 39. Compared 19613 event pairs, 116 based on Foata normal form. 0/2706 useless extension candidates. Maximal degree in co-relation 3689. Up to 418 conditions per place. [2024-10-31 22:15:09,680 INFO L140 encePairwiseOnDemand]: 625/628 looper letters, 41 selfloop transitions, 2 changer transitions 0/532 dead transitions. [2024-10-31 22:15:09,681 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 526 places, 532 transitions, 1327 flow [2024-10-31 22:15:09,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:15:09,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-31 22:15:09,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1739 transitions. [2024-10-31 22:15:09,685 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.923036093418259 [2024-10-31 22:15:09,685 INFO L175 Difference]: Start difference. First operand has 525 places, 532 transitions, 1240 flow. Second operand 3 states and 1739 transitions. [2024-10-31 22:15:09,685 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 526 places, 532 transitions, 1327 flow [2024-10-31 22:15:09,689 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 524 places, 532 transitions, 1323 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-31 22:15:09,695 INFO L231 Difference]: Finished difference. Result has 524 places, 531 transitions, 1238 flow [2024-10-31 22:15:09,696 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=628, PETRI_DIFFERENCE_MINUEND_FLOW=1234, PETRI_DIFFERENCE_MINUEND_PLACES=522, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=531, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=529, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1238, PETRI_PLACES=524, PETRI_TRANSITIONS=531} [2024-10-31 22:15:09,696 INFO L277 CegarLoopForPetriNet]: 583 programPoint places, -59 predicate places. [2024-10-31 22:15:09,696 INFO L471 AbstractCegarLoop]: Abstraction has has 524 places, 531 transitions, 1238 flow [2024-10-31 22:15:09,697 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 567.6666666666666) internal successors, (1703), 3 states have internal predecessors, (1703), 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) [2024-10-31 22:15:09,697 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:15:09,697 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:15:09,697 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-10-31 22:15:09,698 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting thread2Err59ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 158 more)] === [2024-10-31 22:15:09,698 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:15:09,698 INFO L85 PathProgramCache]: Analyzing trace with hash 908686014, now seen corresponding path program 1 times [2024-10-31 22:15:09,698 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:15:09,698 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1066424342] [2024-10-31 22:15:09,699 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:15:09,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:15:09,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:15:09,749 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:15:09,749 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:15:09,749 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1066424342] [2024-10-31 22:15:09,749 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1066424342] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:15:09,749 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:15:09,749 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:15:09,750 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1156300384] [2024-10-31 22:15:09,750 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:15:09,751 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:15:09,751 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:15:09,752 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:15:09,752 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:15:09,942 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 565 out of 628 [2024-10-31 22:15:09,944 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 524 places, 531 transitions, 1238 flow. Second operand has 3 states, 3 states have (on average 567.3333333333334) internal successors, (1702), 3 states have internal predecessors, (1702), 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) [2024-10-31 22:15:09,944 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:15:09,945 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 565 of 628 [2024-10-31 22:15:09,945 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:15:10,564 INFO L124 PetriNetUnfolderBase]: 240/2875 cut-off events. [2024-10-31 22:15:10,564 INFO L125 PetriNetUnfolderBase]: For 278/279 co-relation queries the response was YES. [2024-10-31 22:15:10,581 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3667 conditions, 2875 events. 240/2875 cut-off events. For 278/279 co-relation queries the response was YES. Maximal size of possible extension queue 39. Compared 18896 event pairs, 116 based on Foata normal form. 0/2645 useless extension candidates. Maximal degree in co-relation 3615. Up to 416 conditions per place. [2024-10-31 22:15:10,588 INFO L140 encePairwiseOnDemand]: 625/628 looper letters, 41 selfloop transitions, 2 changer transitions 0/531 dead transitions. [2024-10-31 22:15:10,589 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 525 places, 531 transitions, 1325 flow [2024-10-31 22:15:10,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:15:10,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-31 22:15:10,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1739 transitions. [2024-10-31 22:15:10,594 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.923036093418259 [2024-10-31 22:15:10,594 INFO L175 Difference]: Start difference. First operand has 524 places, 531 transitions, 1238 flow. Second operand 3 states and 1739 transitions. [2024-10-31 22:15:10,595 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 525 places, 531 transitions, 1325 flow [2024-10-31 22:15:10,600 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 523 places, 531 transitions, 1321 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-31 22:15:10,607 INFO L231 Difference]: Finished difference. Result has 523 places, 530 transitions, 1236 flow [2024-10-31 22:15:10,608 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=628, PETRI_DIFFERENCE_MINUEND_FLOW=1232, PETRI_DIFFERENCE_MINUEND_PLACES=521, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=530, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=528, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1236, PETRI_PLACES=523, PETRI_TRANSITIONS=530} [2024-10-31 22:15:10,609 INFO L277 CegarLoopForPetriNet]: 583 programPoint places, -60 predicate places. [2024-10-31 22:15:10,609 INFO L471 AbstractCegarLoop]: Abstraction has has 523 places, 530 transitions, 1236 flow [2024-10-31 22:15:10,610 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 567.3333333333334) internal successors, (1702), 3 states have internal predecessors, (1702), 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) [2024-10-31 22:15:10,610 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:15:10,610 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:15:10,611 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-10-31 22:15:10,611 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting thread2Err67ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 158 more)] === [2024-10-31 22:15:10,611 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:15:10,612 INFO L85 PathProgramCache]: Analyzing trace with hash 103476229, now seen corresponding path program 1 times [2024-10-31 22:15:10,612 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:15:10,612 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1535343860] [2024-10-31 22:15:10,612 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:15:10,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:15:10,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:15:10,683 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:15:10,683 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:15:10,683 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1535343860] [2024-10-31 22:15:10,683 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1535343860] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:15:10,684 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:15:10,684 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:15:10,684 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [702969176] [2024-10-31 22:15:10,684 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:15:10,685 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:15:10,685 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:15:10,686 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:15:10,686 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:15:10,916 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 565 out of 628 [2024-10-31 22:15:10,919 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 523 places, 530 transitions, 1236 flow. Second operand has 3 states, 3 states have (on average 567.3333333333334) internal successors, (1702), 3 states have internal predecessors, (1702), 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) [2024-10-31 22:15:10,919 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:15:10,919 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 565 of 628 [2024-10-31 22:15:10,919 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:15:11,627 INFO L124 PetriNetUnfolderBase]: 239/2866 cut-off events. [2024-10-31 22:15:11,627 INFO L125 PetriNetUnfolderBase]: For 277/278 co-relation queries the response was YES. [2024-10-31 22:15:11,659 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3656 conditions, 2866 events. 239/2866 cut-off events. For 277/278 co-relation queries the response was YES. Maximal size of possible extension queue 39. Compared 18840 event pairs, 116 based on Foata normal form. 0/2641 useless extension candidates. Maximal degree in co-relation 3604. Up to 415 conditions per place. [2024-10-31 22:15:11,668 INFO L140 encePairwiseOnDemand]: 625/628 looper letters, 40 selfloop transitions, 2 changer transitions 1/530 dead transitions. [2024-10-31 22:15:11,668 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 524 places, 530 transitions, 1323 flow [2024-10-31 22:15:11,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:15:11,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-31 22:15:11,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1739 transitions. [2024-10-31 22:15:11,673 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.923036093418259 [2024-10-31 22:15:11,673 INFO L175 Difference]: Start difference. First operand has 523 places, 530 transitions, 1236 flow. Second operand 3 states and 1739 transitions. [2024-10-31 22:15:11,673 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 524 places, 530 transitions, 1323 flow [2024-10-31 22:15:11,678 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 522 places, 530 transitions, 1319 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-31 22:15:11,684 INFO L231 Difference]: Finished difference. Result has 522 places, 529 transitions, 1234 flow [2024-10-31 22:15:11,685 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=628, PETRI_DIFFERENCE_MINUEND_FLOW=1230, PETRI_DIFFERENCE_MINUEND_PLACES=520, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=529, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=527, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1234, PETRI_PLACES=522, PETRI_TRANSITIONS=529} [2024-10-31 22:15:11,686 INFO L277 CegarLoopForPetriNet]: 583 programPoint places, -61 predicate places. [2024-10-31 22:15:11,686 INFO L471 AbstractCegarLoop]: Abstraction has has 522 places, 529 transitions, 1234 flow [2024-10-31 22:15:11,687 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 567.3333333333334) internal successors, (1702), 3 states have internal predecessors, (1702), 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) [2024-10-31 22:15:11,687 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:15:11,687 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:15:11,688 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-10-31 22:15:11,688 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting thread2Err14ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 158 more)] === [2024-10-31 22:15:11,688 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:15:11,688 INFO L85 PathProgramCache]: Analyzing trace with hash 1974509286, now seen corresponding path program 1 times [2024-10-31 22:15:11,689 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:15:11,689 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1289804747] [2024-10-31 22:15:11,689 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:15:11,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:15:11,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:15:11,754 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:15:11,754 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:15:11,754 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1289804747] [2024-10-31 22:15:11,754 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1289804747] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:15:11,755 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:15:11,755 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:15:11,755 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1263097468] [2024-10-31 22:15:11,755 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:15:11,755 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:15:11,756 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:15:11,756 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:15:11,756 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:15:11,928 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 565 out of 628 [2024-10-31 22:15:11,929 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 522 places, 529 transitions, 1234 flow. Second operand has 3 states, 3 states have (on average 568.6666666666666) internal successors, (1706), 3 states have internal predecessors, (1706), 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) [2024-10-31 22:15:11,929 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:15:11,930 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 565 of 628 [2024-10-31 22:15:11,930 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:15:12,595 INFO L124 PetriNetUnfolderBase]: 248/3035 cut-off events. [2024-10-31 22:15:12,595 INFO L125 PetriNetUnfolderBase]: For 279/280 co-relation queries the response was YES. [2024-10-31 22:15:12,621 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3845 conditions, 3035 events. 248/3035 cut-off events. For 279/280 co-relation queries the response was YES. Maximal size of possible extension queue 38. Compared 20152 event pairs, 116 based on Foata normal form. 0/2809 useless extension candidates. Maximal degree in co-relation 3793. Up to 420 conditions per place. [2024-10-31 22:15:12,629 INFO L140 encePairwiseOnDemand]: 625/628 looper letters, 41 selfloop transitions, 2 changer transitions 0/529 dead transitions. [2024-10-31 22:15:12,629 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 523 places, 529 transitions, 1321 flow [2024-10-31 22:15:12,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:15:12,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-31 22:15:12,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1739 transitions. [2024-10-31 22:15:12,634 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.923036093418259 [2024-10-31 22:15:12,634 INFO L175 Difference]: Start difference. First operand has 522 places, 529 transitions, 1234 flow. Second operand 3 states and 1739 transitions. [2024-10-31 22:15:12,634 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 523 places, 529 transitions, 1321 flow [2024-10-31 22:15:12,639 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 521 places, 529 transitions, 1317 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-31 22:15:12,645 INFO L231 Difference]: Finished difference. Result has 521 places, 528 transitions, 1232 flow [2024-10-31 22:15:12,646 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=628, PETRI_DIFFERENCE_MINUEND_FLOW=1228, PETRI_DIFFERENCE_MINUEND_PLACES=519, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=528, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=526, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1232, PETRI_PLACES=521, PETRI_TRANSITIONS=528} [2024-10-31 22:15:12,647 INFO L277 CegarLoopForPetriNet]: 583 programPoint places, -62 predicate places. [2024-10-31 22:15:12,647 INFO L471 AbstractCegarLoop]: Abstraction has has 521 places, 528 transitions, 1232 flow [2024-10-31 22:15:12,648 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 568.6666666666666) internal successors, (1706), 3 states have internal predecessors, (1706), 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) [2024-10-31 22:15:12,648 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:15:12,648 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:15:12,648 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2024-10-31 22:15:12,649 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting thread2Err21ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 158 more)] === [2024-10-31 22:15:12,649 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:15:12,649 INFO L85 PathProgramCache]: Analyzing trace with hash 230020957, now seen corresponding path program 1 times [2024-10-31 22:15:12,650 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:15:12,651 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1639856651] [2024-10-31 22:15:12,651 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:15:12,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:15:12,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:15:12,717 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:15:12,718 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:15:12,718 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1639856651] [2024-10-31 22:15:12,718 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1639856651] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:15:12,718 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:15:12,718 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:15:12,719 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [41627898] [2024-10-31 22:15:12,719 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:15:12,719 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:15:12,720 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:15:12,720 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:15:12,720 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:15:12,932 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 565 out of 628 [2024-10-31 22:15:12,934 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 521 places, 528 transitions, 1232 flow. Second operand has 3 states, 3 states have (on average 569.6666666666666) internal successors, (1709), 3 states have internal predecessors, (1709), 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) [2024-10-31 22:15:12,934 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:15:12,934 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 565 of 628 [2024-10-31 22:15:12,934 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:15:13,482 INFO L124 PetriNetUnfolderBase]: 247/2996 cut-off events. [2024-10-31 22:15:13,483 INFO L125 PetriNetUnfolderBase]: For 279/280 co-relation queries the response was YES. [2024-10-31 22:15:13,507 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3807 conditions, 2996 events. 247/2996 cut-off events. For 279/280 co-relation queries the response was YES. Maximal size of possible extension queue 38. Compared 19811 event pairs, 116 based on Foata normal form. 0/2776 useless extension candidates. Maximal degree in co-relation 3755. Up to 420 conditions per place. [2024-10-31 22:15:13,516 INFO L140 encePairwiseOnDemand]: 625/628 looper letters, 41 selfloop transitions, 2 changer transitions 0/528 dead transitions. [2024-10-31 22:15:13,516 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 522 places, 528 transitions, 1319 flow [2024-10-31 22:15:13,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:15:13,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-31 22:15:13,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1739 transitions. [2024-10-31 22:15:13,532 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.923036093418259 [2024-10-31 22:15:13,533 INFO L175 Difference]: Start difference. First operand has 521 places, 528 transitions, 1232 flow. Second operand 3 states and 1739 transitions. [2024-10-31 22:15:13,533 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 522 places, 528 transitions, 1319 flow [2024-10-31 22:15:13,541 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 520 places, 528 transitions, 1315 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-31 22:15:13,563 INFO L231 Difference]: Finished difference. Result has 520 places, 527 transitions, 1230 flow [2024-10-31 22:15:13,564 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=628, PETRI_DIFFERENCE_MINUEND_FLOW=1226, PETRI_DIFFERENCE_MINUEND_PLACES=518, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=527, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=525, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1230, PETRI_PLACES=520, PETRI_TRANSITIONS=527} [2024-10-31 22:15:13,564 INFO L277 CegarLoopForPetriNet]: 583 programPoint places, -63 predicate places. [2024-10-31 22:15:13,564 INFO L471 AbstractCegarLoop]: Abstraction has has 520 places, 527 transitions, 1230 flow [2024-10-31 22:15:13,567 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 569.6666666666666) internal successors, (1709), 3 states have internal predecessors, (1709), 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) [2024-10-31 22:15:13,567 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:15:13,567 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:15:13,567 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2024-10-31 22:15:13,568 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting thread2Err28ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 158 more)] === [2024-10-31 22:15:13,568 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:15:13,568 INFO L85 PathProgramCache]: Analyzing trace with hash -765767180, now seen corresponding path program 1 times [2024-10-31 22:15:13,568 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:15:13,568 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [588843871] [2024-10-31 22:15:13,568 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:15:13,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:15:13,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:15:13,714 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:15:13,714 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:15:13,715 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [588843871] [2024-10-31 22:15:13,715 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [588843871] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:15:13,715 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:15:13,715 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:15:13,715 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2041165541] [2024-10-31 22:15:13,715 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:15:13,716 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:15:13,716 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:15:13,716 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:15:13,716 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:15:13,887 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 565 out of 628 [2024-10-31 22:15:13,888 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 520 places, 527 transitions, 1230 flow. Second operand has 3 states, 3 states have (on average 570.6666666666666) internal successors, (1712), 3 states have internal predecessors, (1712), 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) [2024-10-31 22:15:13,888 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:15:13,889 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 565 of 628 [2024-10-31 22:15:13,889 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:15:14,461 INFO L124 PetriNetUnfolderBase]: 246/2957 cut-off events. [2024-10-31 22:15:14,462 INFO L125 PetriNetUnfolderBase]: For 279/280 co-relation queries the response was YES. [2024-10-31 22:15:14,482 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3768 conditions, 2957 events. 246/2957 cut-off events. For 279/280 co-relation queries the response was YES. Maximal size of possible extension queue 38. Compared 19430 event pairs, 116 based on Foata normal form. 0/2743 useless extension candidates. Maximal degree in co-relation 3716. Up to 420 conditions per place. [2024-10-31 22:15:14,488 INFO L140 encePairwiseOnDemand]: 625/628 looper letters, 41 selfloop transitions, 2 changer transitions 0/527 dead transitions. [2024-10-31 22:15:14,488 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 521 places, 527 transitions, 1317 flow [2024-10-31 22:15:14,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:15:14,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-31 22:15:14,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1739 transitions. [2024-10-31 22:15:14,493 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.923036093418259 [2024-10-31 22:15:14,493 INFO L175 Difference]: Start difference. First operand has 520 places, 527 transitions, 1230 flow. Second operand 3 states and 1739 transitions. [2024-10-31 22:15:14,493 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 521 places, 527 transitions, 1317 flow [2024-10-31 22:15:14,497 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 519 places, 527 transitions, 1313 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-31 22:15:14,503 INFO L231 Difference]: Finished difference. Result has 519 places, 526 transitions, 1228 flow [2024-10-31 22:15:14,504 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=628, PETRI_DIFFERENCE_MINUEND_FLOW=1224, PETRI_DIFFERENCE_MINUEND_PLACES=517, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=526, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=524, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1228, PETRI_PLACES=519, PETRI_TRANSITIONS=526} [2024-10-31 22:15:14,504 INFO L277 CegarLoopForPetriNet]: 583 programPoint places, -64 predicate places. [2024-10-31 22:15:14,505 INFO L471 AbstractCegarLoop]: Abstraction has has 519 places, 526 transitions, 1228 flow [2024-10-31 22:15:14,505 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 570.6666666666666) internal successors, (1712), 3 states have internal predecessors, (1712), 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) [2024-10-31 22:15:14,505 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:15:14,506 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:15:14,506 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2024-10-31 22:15:14,506 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting thread2Err35ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 158 more)] === [2024-10-31 22:15:14,506 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:15:14,507 INFO L85 PathProgramCache]: Analyzing trace with hash -1940220245, now seen corresponding path program 1 times [2024-10-31 22:15:14,507 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:15:14,507 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1454570685] [2024-10-31 22:15:14,507 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:15:14,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:15:14,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:15:14,596 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:15:14,596 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:15:14,596 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1454570685] [2024-10-31 22:15:14,596 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1454570685] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:15:14,596 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:15:14,597 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:15:14,597 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [874462768] [2024-10-31 22:15:14,597 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:15:14,597 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:15:14,598 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:15:14,598 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:15:14,598 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:15:14,768 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 565 out of 628 [2024-10-31 22:15:14,770 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 519 places, 526 transitions, 1228 flow. Second operand has 3 states, 3 states have (on average 571.6666666666666) internal successors, (1715), 3 states have internal predecessors, (1715), 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) [2024-10-31 22:15:14,770 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:15:14,770 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 565 of 628 [2024-10-31 22:15:14,770 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:15:15,266 INFO L124 PetriNetUnfolderBase]: 245/2918 cut-off events. [2024-10-31 22:15:15,266 INFO L125 PetriNetUnfolderBase]: For 279/280 co-relation queries the response was YES. [2024-10-31 22:15:15,280 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3729 conditions, 2918 events. 245/2918 cut-off events. For 279/280 co-relation queries the response was YES. Maximal size of possible extension queue 38. Compared 19194 event pairs, 116 based on Foata normal form. 0/2710 useless extension candidates. Maximal degree in co-relation 3677. Up to 420 conditions per place. [2024-10-31 22:15:15,282 INFO L140 encePairwiseOnDemand]: 625/628 looper letters, 0 selfloop transitions, 0 changer transitions 526/526 dead transitions. [2024-10-31 22:15:15,283 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 520 places, 526 transitions, 1315 flow [2024-10-31 22:15:15,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:15:15,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-31 22:15:15,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1739 transitions. [2024-10-31 22:15:15,287 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.923036093418259 [2024-10-31 22:15:15,287 INFO L175 Difference]: Start difference. First operand has 519 places, 526 transitions, 1228 flow. Second operand 3 states and 1739 transitions. [2024-10-31 22:15:15,287 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 520 places, 526 transitions, 1315 flow [2024-10-31 22:15:15,292 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 518 places, 526 transitions, 1311 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-31 22:15:15,295 INFO L231 Difference]: Finished difference. Result has 518 places, 0 transitions, 0 flow [2024-10-31 22:15:15,295 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=628, PETRI_DIFFERENCE_MINUEND_FLOW=1222, PETRI_DIFFERENCE_MINUEND_PLACES=516, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=525, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=525, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=0, PETRI_PLACES=518, PETRI_TRANSITIONS=0} [2024-10-31 22:15:15,296 INFO L277 CegarLoopForPetriNet]: 583 programPoint places, -65 predicate places. [2024-10-31 22:15:15,296 INFO L471 AbstractCegarLoop]: Abstraction has has 518 places, 0 transitions, 0 flow [2024-10-31 22:15:15,297 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 571.6666666666666) internal successors, (1715), 3 states have internal predecessors, (1715), 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) [2024-10-31 22:15:15,300 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (161 of 162 remaining) [2024-10-31 22:15:15,300 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (160 of 162 remaining) [2024-10-31 22:15:15,301 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (159 of 162 remaining) [2024-10-31 22:15:15,301 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (158 of 162 remaining) [2024-10-31 22:15:15,301 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (157 of 162 remaining) [2024-10-31 22:15:15,301 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (156 of 162 remaining) [2024-10-31 22:15:15,301 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (155 of 162 remaining) [2024-10-31 22:15:15,301 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (154 of 162 remaining) [2024-10-31 22:15:15,302 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (153 of 162 remaining) [2024-10-31 22:15:15,302 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err36ASSERT_VIOLATIONDATA_RACE (152 of 162 remaining) [2024-10-31 22:15:15,302 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (151 of 162 remaining) [2024-10-31 22:15:15,302 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err37ASSERT_VIOLATIONDATA_RACE (150 of 162 remaining) [2024-10-31 22:15:15,302 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err44ASSERT_VIOLATIONDATA_RACE (149 of 162 remaining) [2024-10-31 22:15:15,303 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (148 of 162 remaining) [2024-10-31 22:15:15,303 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err45ASSERT_VIOLATIONDATA_RACE (147 of 162 remaining) [2024-10-31 22:15:15,303 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err52ASSERT_VIOLATIONDATA_RACE (146 of 162 remaining) [2024-10-31 22:15:15,303 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err38ASSERT_VIOLATIONDATA_RACE (145 of 162 remaining) [2024-10-31 22:15:15,303 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (144 of 162 remaining) [2024-10-31 22:15:15,304 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err39ASSERT_VIOLATIONDATA_RACE (143 of 162 remaining) [2024-10-31 22:15:15,304 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err53ASSERT_VIOLATIONDATA_RACE (142 of 162 remaining) [2024-10-31 22:15:15,304 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err60ASSERT_VIOLATIONDATA_RACE (141 of 162 remaining) [2024-10-31 22:15:15,304 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err46ASSERT_VIOLATIONDATA_RACE (140 of 162 remaining) [2024-10-31 22:15:15,304 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err47ASSERT_VIOLATIONDATA_RACE (139 of 162 remaining) [2024-10-31 22:15:15,305 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err61ASSERT_VIOLATIONDATA_RACE (138 of 162 remaining) [2024-10-31 22:15:15,305 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (137 of 162 remaining) [2024-10-31 22:15:15,305 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err54ASSERT_VIOLATIONDATA_RACE (136 of 162 remaining) [2024-10-31 22:15:15,305 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err40ASSERT_VIOLATIONDATA_RACE (135 of 162 remaining) [2024-10-31 22:15:15,306 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (134 of 162 remaining) [2024-10-31 22:15:15,306 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err55ASSERT_VIOLATIONDATA_RACE (133 of 162 remaining) [2024-10-31 22:15:15,306 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err41ASSERT_VIOLATIONDATA_RACE (132 of 162 remaining) [2024-10-31 22:15:15,306 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err62ASSERT_VIOLATIONDATA_RACE (131 of 162 remaining) [2024-10-31 22:15:15,306 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err48ASSERT_VIOLATIONDATA_RACE (130 of 162 remaining) [2024-10-31 22:15:15,306 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err63ASSERT_VIOLATIONDATA_RACE (129 of 162 remaining) [2024-10-31 22:15:15,307 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err49ASSERT_VIOLATIONDATA_RACE (128 of 162 remaining) [2024-10-31 22:15:15,307 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err56ASSERT_VIOLATIONDATA_RACE (127 of 162 remaining) [2024-10-31 22:15:15,307 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (126 of 162 remaining) [2024-10-31 22:15:15,307 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err42ASSERT_VIOLATIONDATA_RACE (125 of 162 remaining) [2024-10-31 22:15:15,307 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err57ASSERT_VIOLATIONDATA_RACE (124 of 162 remaining) [2024-10-31 22:15:15,307 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err64ASSERT_VIOLATIONDATA_RACE (123 of 162 remaining) [2024-10-31 22:15:15,308 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (122 of 162 remaining) [2024-10-31 22:15:15,308 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err50ASSERT_VIOLATIONDATA_RACE (121 of 162 remaining) [2024-10-31 22:15:15,308 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err65ASSERT_VIOLATIONDATA_RACE (120 of 162 remaining) [2024-10-31 22:15:15,308 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err43ASSERT_VIOLATIONDATA_RACE (119 of 162 remaining) [2024-10-31 22:15:15,308 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err58ASSERT_VIOLATIONDATA_RACE (118 of 162 remaining) [2024-10-31 22:15:15,308 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err51ASSERT_VIOLATIONDATA_RACE (117 of 162 remaining) [2024-10-31 22:15:15,311 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err66ASSERT_VIOLATIONDATA_RACE (116 of 162 remaining) [2024-10-31 22:15:15,311 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (115 of 162 remaining) [2024-10-31 22:15:15,311 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err59ASSERT_VIOLATIONDATA_RACE (114 of 162 remaining) [2024-10-31 22:15:15,311 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err67ASSERT_VIOLATIONDATA_RACE (113 of 162 remaining) [2024-10-31 22:15:15,322 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (112 of 162 remaining) [2024-10-31 22:15:15,322 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (111 of 162 remaining) [2024-10-31 22:15:15,322 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (110 of 162 remaining) [2024-10-31 22:15:15,322 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (109 of 162 remaining) [2024-10-31 22:15:15,323 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (108 of 162 remaining) [2024-10-31 22:15:15,323 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err14ASSERT_VIOLATIONDATA_RACE (107 of 162 remaining) [2024-10-31 22:15:15,323 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err15ASSERT_VIOLATIONDATA_RACE (106 of 162 remaining) [2024-10-31 22:15:15,323 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err16ASSERT_VIOLATIONDATA_RACE (105 of 162 remaining) [2024-10-31 22:15:15,323 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err17ASSERT_VIOLATIONDATA_RACE (104 of 162 remaining) [2024-10-31 22:15:15,323 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err18ASSERT_VIOLATIONDATA_RACE (103 of 162 remaining) [2024-10-31 22:15:15,323 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err19ASSERT_VIOLATIONDATA_RACE (102 of 162 remaining) [2024-10-31 22:15:15,323 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err20ASSERT_VIOLATIONDATA_RACE (101 of 162 remaining) [2024-10-31 22:15:15,324 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err21ASSERT_VIOLATIONDATA_RACE (100 of 162 remaining) [2024-10-31 22:15:15,324 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err22ASSERT_VIOLATIONDATA_RACE (99 of 162 remaining) [2024-10-31 22:15:15,324 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err23ASSERT_VIOLATIONDATA_RACE (98 of 162 remaining) [2024-10-31 22:15:15,324 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err24ASSERT_VIOLATIONDATA_RACE (97 of 162 remaining) [2024-10-31 22:15:15,324 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err25ASSERT_VIOLATIONDATA_RACE (96 of 162 remaining) [2024-10-31 22:15:15,324 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err26ASSERT_VIOLATIONDATA_RACE (95 of 162 remaining) [2024-10-31 22:15:15,324 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err27ASSERT_VIOLATIONDATA_RACE (94 of 162 remaining) [2024-10-31 22:15:15,324 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err28ASSERT_VIOLATIONDATA_RACE (93 of 162 remaining) [2024-10-31 22:15:15,325 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err29ASSERT_VIOLATIONDATA_RACE (92 of 162 remaining) [2024-10-31 22:15:15,325 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err30ASSERT_VIOLATIONDATA_RACE (91 of 162 remaining) [2024-10-31 22:15:15,325 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err31ASSERT_VIOLATIONDATA_RACE (90 of 162 remaining) [2024-10-31 22:15:15,325 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err32ASSERT_VIOLATIONDATA_RACE (89 of 162 remaining) [2024-10-31 22:15:15,325 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err33ASSERT_VIOLATIONDATA_RACE (88 of 162 remaining) [2024-10-31 22:15:15,326 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err34ASSERT_VIOLATIONDATA_RACE (87 of 162 remaining) [2024-10-31 22:15:15,326 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err35ASSERT_VIOLATIONDATA_RACE (86 of 162 remaining) [2024-10-31 22:15:15,326 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (85 of 162 remaining) [2024-10-31 22:15:15,326 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (84 of 162 remaining) [2024-10-31 22:15:15,326 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (83 of 162 remaining) [2024-10-31 22:15:15,327 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (82 of 162 remaining) [2024-10-31 22:15:15,327 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (81 of 162 remaining) [2024-10-31 22:15:15,327 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (80 of 162 remaining) [2024-10-31 22:15:15,327 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (79 of 162 remaining) [2024-10-31 22:15:15,327 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (78 of 162 remaining) [2024-10-31 22:15:15,327 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (77 of 162 remaining) [2024-10-31 22:15:15,328 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (76 of 162 remaining) [2024-10-31 22:15:15,328 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (75 of 162 remaining) [2024-10-31 22:15:15,328 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (74 of 162 remaining) [2024-10-31 22:15:15,328 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (73 of 162 remaining) [2024-10-31 22:15:15,328 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (72 of 162 remaining) [2024-10-31 22:15:15,328 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (71 of 162 remaining) [2024-10-31 22:15:15,329 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (70 of 162 remaining) [2024-10-31 22:15:15,329 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (69 of 162 remaining) [2024-10-31 22:15:15,329 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (68 of 162 remaining) [2024-10-31 22:15:15,329 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (67 of 162 remaining) [2024-10-31 22:15:15,329 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err36ASSERT_VIOLATIONDATA_RACE (66 of 162 remaining) [2024-10-31 22:15:15,329 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (65 of 162 remaining) [2024-10-31 22:15:15,330 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err37ASSERT_VIOLATIONDATA_RACE (64 of 162 remaining) [2024-10-31 22:15:15,330 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err44ASSERT_VIOLATIONDATA_RACE (63 of 162 remaining) [2024-10-31 22:15:15,330 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (62 of 162 remaining) [2024-10-31 22:15:15,330 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err45ASSERT_VIOLATIONDATA_RACE (61 of 162 remaining) [2024-10-31 22:15:15,330 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err52ASSERT_VIOLATIONDATA_RACE (60 of 162 remaining) [2024-10-31 22:15:15,330 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err38ASSERT_VIOLATIONDATA_RACE (59 of 162 remaining) [2024-10-31 22:15:15,331 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (58 of 162 remaining) [2024-10-31 22:15:15,331 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err39ASSERT_VIOLATIONDATA_RACE (57 of 162 remaining) [2024-10-31 22:15:15,331 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err53ASSERT_VIOLATIONDATA_RACE (56 of 162 remaining) [2024-10-31 22:15:15,331 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err60ASSERT_VIOLATIONDATA_RACE (55 of 162 remaining) [2024-10-31 22:15:15,331 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err46ASSERT_VIOLATIONDATA_RACE (54 of 162 remaining) [2024-10-31 22:15:15,331 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err47ASSERT_VIOLATIONDATA_RACE (53 of 162 remaining) [2024-10-31 22:15:15,332 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err61ASSERT_VIOLATIONDATA_RACE (52 of 162 remaining) [2024-10-31 22:15:15,332 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (51 of 162 remaining) [2024-10-31 22:15:15,332 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err54ASSERT_VIOLATIONDATA_RACE (50 of 162 remaining) [2024-10-31 22:15:15,332 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err40ASSERT_VIOLATIONDATA_RACE (49 of 162 remaining) [2024-10-31 22:15:15,332 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (48 of 162 remaining) [2024-10-31 22:15:15,332 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err55ASSERT_VIOLATIONDATA_RACE (47 of 162 remaining) [2024-10-31 22:15:15,333 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err41ASSERT_VIOLATIONDATA_RACE (46 of 162 remaining) [2024-10-31 22:15:15,333 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err62ASSERT_VIOLATIONDATA_RACE (45 of 162 remaining) [2024-10-31 22:15:15,333 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err48ASSERT_VIOLATIONDATA_RACE (44 of 162 remaining) [2024-10-31 22:15:15,333 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err63ASSERT_VIOLATIONDATA_RACE (43 of 162 remaining) [2024-10-31 22:15:15,333 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err49ASSERT_VIOLATIONDATA_RACE (42 of 162 remaining) [2024-10-31 22:15:15,333 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err56ASSERT_VIOLATIONDATA_RACE (41 of 162 remaining) [2024-10-31 22:15:15,334 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (40 of 162 remaining) [2024-10-31 22:15:15,334 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err42ASSERT_VIOLATIONDATA_RACE (39 of 162 remaining) [2024-10-31 22:15:15,334 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err57ASSERT_VIOLATIONDATA_RACE (38 of 162 remaining) [2024-10-31 22:15:15,334 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err64ASSERT_VIOLATIONDATA_RACE (37 of 162 remaining) [2024-10-31 22:15:15,334 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (36 of 162 remaining) [2024-10-31 22:15:15,334 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err50ASSERT_VIOLATIONDATA_RACE (35 of 162 remaining) [2024-10-31 22:15:15,335 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err65ASSERT_VIOLATIONDATA_RACE (34 of 162 remaining) [2024-10-31 22:15:15,335 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err43ASSERT_VIOLATIONDATA_RACE (33 of 162 remaining) [2024-10-31 22:15:15,335 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err58ASSERT_VIOLATIONDATA_RACE (32 of 162 remaining) [2024-10-31 22:15:15,335 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err51ASSERT_VIOLATIONDATA_RACE (31 of 162 remaining) [2024-10-31 22:15:15,335 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err66ASSERT_VIOLATIONDATA_RACE (30 of 162 remaining) [2024-10-31 22:15:15,335 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (29 of 162 remaining) [2024-10-31 22:15:15,336 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err59ASSERT_VIOLATIONDATA_RACE (28 of 162 remaining) [2024-10-31 22:15:15,336 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err67ASSERT_VIOLATIONDATA_RACE (27 of 162 remaining) [2024-10-31 22:15:15,336 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (26 of 162 remaining) [2024-10-31 22:15:15,336 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (25 of 162 remaining) [2024-10-31 22:15:15,336 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (24 of 162 remaining) [2024-10-31 22:15:15,336 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (23 of 162 remaining) [2024-10-31 22:15:15,337 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (22 of 162 remaining) [2024-10-31 22:15:15,337 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err14ASSERT_VIOLATIONDATA_RACE (21 of 162 remaining) [2024-10-31 22:15:15,337 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err15ASSERT_VIOLATIONDATA_RACE (20 of 162 remaining) [2024-10-31 22:15:15,337 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err16ASSERT_VIOLATIONDATA_RACE (19 of 162 remaining) [2024-10-31 22:15:15,337 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err17ASSERT_VIOLATIONDATA_RACE (18 of 162 remaining) [2024-10-31 22:15:15,337 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err18ASSERT_VIOLATIONDATA_RACE (17 of 162 remaining) [2024-10-31 22:15:15,338 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err19ASSERT_VIOLATIONDATA_RACE (16 of 162 remaining) [2024-10-31 22:15:15,338 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err20ASSERT_VIOLATIONDATA_RACE (15 of 162 remaining) [2024-10-31 22:15:15,338 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err21ASSERT_VIOLATIONDATA_RACE (14 of 162 remaining) [2024-10-31 22:15:15,338 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err22ASSERT_VIOLATIONDATA_RACE (13 of 162 remaining) [2024-10-31 22:15:15,338 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err23ASSERT_VIOLATIONDATA_RACE (12 of 162 remaining) [2024-10-31 22:15:15,338 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err24ASSERT_VIOLATIONDATA_RACE (11 of 162 remaining) [2024-10-31 22:15:15,339 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err25ASSERT_VIOLATIONDATA_RACE (10 of 162 remaining) [2024-10-31 22:15:15,339 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err26ASSERT_VIOLATIONDATA_RACE (9 of 162 remaining) [2024-10-31 22:15:15,339 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err27ASSERT_VIOLATIONDATA_RACE (8 of 162 remaining) [2024-10-31 22:15:15,339 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err28ASSERT_VIOLATIONDATA_RACE (7 of 162 remaining) [2024-10-31 22:15:15,339 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err29ASSERT_VIOLATIONDATA_RACE (6 of 162 remaining) [2024-10-31 22:15:15,339 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err30ASSERT_VIOLATIONDATA_RACE (5 of 162 remaining) [2024-10-31 22:15:15,340 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err31ASSERT_VIOLATIONDATA_RACE (4 of 162 remaining) [2024-10-31 22:15:15,340 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err32ASSERT_VIOLATIONDATA_RACE (3 of 162 remaining) [2024-10-31 22:15:15,340 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err33ASSERT_VIOLATIONDATA_RACE (2 of 162 remaining) [2024-10-31 22:15:15,340 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err34ASSERT_VIOLATIONDATA_RACE (1 of 162 remaining) [2024-10-31 22:15:15,340 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err35ASSERT_VIOLATIONDATA_RACE (0 of 162 remaining) [2024-10-31 22:15:15,340 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2024-10-31 22:15:15,341 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:15:15,348 INFO L239 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-10-31 22:15:15,348 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-10-31 22:15:15,354 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 31.10 10:15:15 BasicIcfg [2024-10-31 22:15:15,354 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-10-31 22:15:15,355 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-31 22:15:15,355 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-31 22:15:15,355 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-31 22:15:15,356 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:14:51" (3/4) ... [2024-10-31 22:15:15,358 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-10-31 22:15:15,362 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2024-10-31 22:15:15,362 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2024-10-31 22:15:15,368 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2024-10-31 22:15:15,368 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-10-31 22:15:15,368 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-10-31 22:15:15,369 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-10-31 22:15:15,461 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9696fa2c-e1b7-4603-b226-c803db17a6e5/bin/uautomizer-verify-4GaUIPS5ZU/witness.graphml [2024-10-31 22:15:15,462 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9696fa2c-e1b7-4603-b226-c803db17a6e5/bin/uautomizer-verify-4GaUIPS5ZU/witness.yml [2024-10-31 22:15:15,462 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-31 22:15:15,463 INFO L158 Benchmark]: Toolchain (without parser) took 26000.29ms. Allocated memory was 153.1MB in the beginning and 681.6MB in the end (delta: 528.5MB). Free memory was 116.2MB in the beginning and 597.3MB in the end (delta: -481.1MB). Peak memory consumption was 45.9MB. Max. memory is 16.1GB. [2024-10-31 22:15:15,463 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 117.4MB. Free memory is still 86.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-31 22:15:15,463 INFO L158 Benchmark]: CACSL2BoogieTranslator took 423.99ms. Allocated memory is still 153.1MB. Free memory was 116.2MB in the beginning and 113.8MB in the end (delta: 2.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-10-31 22:15:15,464 INFO L158 Benchmark]: Boogie Procedure Inliner took 88.05ms. Allocated memory is still 153.1MB. Free memory was 113.8MB in the beginning and 110.2MB in the end (delta: 3.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-31 22:15:15,464 INFO L158 Benchmark]: Boogie Preprocessor took 93.21ms. Allocated memory is still 153.1MB. Free memory was 110.2MB in the beginning and 106.8MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-10-31 22:15:15,465 INFO L158 Benchmark]: RCFGBuilder took 1368.35ms. Allocated memory is still 153.1MB. Free memory was 106.8MB in the beginning and 61.3MB in the end (delta: 45.5MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. [2024-10-31 22:15:15,465 INFO L158 Benchmark]: TraceAbstraction took 23912.81ms. Allocated memory was 153.1MB in the beginning and 681.6MB in the end (delta: 528.5MB). Free memory was 60.7MB in the beginning and 602.5MB in the end (delta: -541.8MB). Peak memory consumption was 387.4MB. Max. memory is 16.1GB. [2024-10-31 22:15:15,466 INFO L158 Benchmark]: Witness Printer took 107.19ms. Allocated memory is still 681.6MB. Free memory was 602.5MB in the beginning and 597.3MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-10-31 22:15:15,468 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 117.4MB. Free memory is still 86.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 423.99ms. Allocated memory is still 153.1MB. Free memory was 116.2MB in the beginning and 113.8MB in the end (delta: 2.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 88.05ms. Allocated memory is still 153.1MB. Free memory was 113.8MB in the beginning and 110.2MB in the end (delta: 3.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 93.21ms. Allocated memory is still 153.1MB. Free memory was 110.2MB in the beginning and 106.8MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1368.35ms. Allocated memory is still 153.1MB. Free memory was 106.8MB in the beginning and 61.3MB in the end (delta: 45.5MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. * TraceAbstraction took 23912.81ms. Allocated memory was 153.1MB in the beginning and 681.6MB in the end (delta: 528.5MB). Free memory was 60.7MB in the beginning and 602.5MB in the end (delta: -541.8MB). Peak memory consumption was 387.4MB. Max. memory is 16.1GB. * Witness Printer took 107.19ms. Allocated memory is still 681.6MB. Free memory was 602.5MB in the beginning and 597.3MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 49]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 50]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 50]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 50]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 51]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 51]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 51]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 51]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 59]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 76]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 60]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 77]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 81]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 60]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 82]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 86]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 77]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 60]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 77]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 87]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 91]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 82]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 82]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 92]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 61]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 87]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 78]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 61]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 87]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 78]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 92]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 83]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 92]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 83]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 88]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 61]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 78]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 88]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 93]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 61]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 83]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 93]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 78]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 88]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 83]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 93]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 63]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 88]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 93]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 63]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 63]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 64]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 64]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 64]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 64]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 66]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 66]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 66]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 67]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 67]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 67]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 67]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 69]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 69]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 69]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 70]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 70]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 70]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 70]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 72]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 72]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 72]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 73]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 73]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 73]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 73]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 103]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 104]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 105]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 106]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 126]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 106]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 114]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 114]: there are no data races For all program executions holds that there are no data races at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 5 procedures, 1061 locations, 162 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 23.5s, OverallIterations: 24, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 19.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.3s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 4399 SdHoareTripleChecker+Valid, 5.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1602 mSDsluCounter, 835 SdHoareTripleChecker+Invalid, 4.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 116 mSDsCounter, 492 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4399 IncrementalHoareTripleChecker+Invalid, 4891 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 492 mSolverCounterUnsat, 719 mSDtfsCounter, 4399 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 69 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1340occurred in iteration=15, InterpolantAutomatonStates: 87, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 3.1s InterpolantComputationTime, 2586 NumberOfCodeBlocks, 2586 NumberOfCodeBlocksAsserted, 24 NumberOfCheckSat, 2562 ConstructedInterpolants, 0 QuantifiedInterpolants, 3425 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 24 InterpolantComputations, 24 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 84 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-10-31 22:15:15,509 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9696fa2c-e1b7-4603-b226-c803db17a6e5/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE