./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/weaver/popl20-more-array-sum-alt.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 6497de01 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f009c4d-c786-45a9-8afa-1fbfc861eee2/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f009c4d-c786-45a9-8afa-1fbfc861eee2/bin/uautomizer-verify-LYvppIcaGC/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f009c4d-c786-45a9-8afa-1fbfc861eee2/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f009c4d-c786-45a9-8afa-1fbfc861eee2/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/weaver/popl20-more-array-sum-alt.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f009c4d-c786-45a9-8afa-1fbfc861eee2/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f009c4d-c786-45a9-8afa-1fbfc861eee2/bin/uautomizer-verify-LYvppIcaGC --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 cd36b7f18dbd530fce94e0943ff58c16da276fcc41b96fdafde87c3c69036175 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-6497de0 [2024-11-24 02:00:12,187 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-24 02:00:12,293 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f009c4d-c786-45a9-8afa-1fbfc861eee2/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-DataRace-32bit-Automizer_Default.epf [2024-11-24 02:00:12,298 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-24 02:00:12,299 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-24 02:00:12,333 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-24 02:00:12,334 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-24 02:00:12,334 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-24 02:00:12,335 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-24 02:00:12,335 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-24 02:00:12,336 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-24 02:00:12,337 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-24 02:00:12,337 INFO L153 SettingsManager]: * Use SBE=true [2024-11-24 02:00:12,337 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-24 02:00:12,337 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-24 02:00:12,337 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-24 02:00:12,337 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-24 02:00:12,337 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-24 02:00:12,338 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-24 02:00:12,339 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-24 02:00:12,339 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-24 02:00:12,339 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-24 02:00:12,339 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-11-24 02:00:12,339 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-24 02:00:12,339 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-24 02:00:12,339 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-24 02:00:12,339 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-24 02:00:12,340 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-24 02:00:12,340 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-24 02:00:12,340 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-24 02:00:12,341 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-24 02:00:12,341 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 02:00:12,341 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-24 02:00:12,341 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-24 02:00:12,341 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-24 02:00:12,341 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 02:00:12,341 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-24 02:00:12,341 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-24 02:00:12,341 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-24 02:00:12,341 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-24 02:00:12,342 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-24 02:00:12,342 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-24 02:00:12,342 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-24 02:00:12,342 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-24 02:00:12,342 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-24 02:00:12,342 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-24 02:00:12,342 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_5f009c4d-c786-45a9-8afa-1fbfc861eee2/bin/uautomizer-verify-LYvppIcaGC 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 -> cd36b7f18dbd530fce94e0943ff58c16da276fcc41b96fdafde87c3c69036175 [2024-11-24 02:00:12,702 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-24 02:00:12,711 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-24 02:00:12,713 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-24 02:00:12,714 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-24 02:00:12,715 INFO L274 PluginConnector]: CDTParser initialized [2024-11-24 02:00:12,716 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f009c4d-c786-45a9-8afa-1fbfc861eee2/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/weaver/popl20-more-array-sum-alt.wvr.c [2024-11-24 02:00:16,266 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f009c4d-c786-45a9-8afa-1fbfc861eee2/bin/uautomizer-verify-LYvppIcaGC/data/316327cce/b5721609ca3442329df0f0d1d48c979d/FLAG2e8b7b0e8 [2024-11-24 02:00:16,568 INFO L384 CDTParser]: Found 1 translation units. [2024-11-24 02:00:16,568 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f009c4d-c786-45a9-8afa-1fbfc861eee2/sv-benchmarks/c/weaver/popl20-more-array-sum-alt.wvr.c [2024-11-24 02:00:16,582 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f009c4d-c786-45a9-8afa-1fbfc861eee2/bin/uautomizer-verify-LYvppIcaGC/data/316327cce/b5721609ca3442329df0f0d1d48c979d/FLAG2e8b7b0e8 [2024-11-24 02:00:16,597 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f009c4d-c786-45a9-8afa-1fbfc861eee2/bin/uautomizer-verify-LYvppIcaGC/data/316327cce/b5721609ca3442329df0f0d1d48c979d [2024-11-24 02:00:16,599 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-24 02:00:16,600 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-24 02:00:16,602 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-24 02:00:16,602 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-24 02:00:16,607 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-24 02:00:16,608 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 02:00:16" (1/1) ... [2024-11-24 02:00:16,609 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4934751f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 02:00:16, skipping insertion in model container [2024-11-24 02:00:16,609 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 02:00:16" (1/1) ... [2024-11-24 02:00:16,634 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-24 02:00:16,856 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 02:00:16,866 INFO L200 MainTranslator]: Completed pre-run [2024-11-24 02:00:16,924 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 02:00:16,954 INFO L204 MainTranslator]: Completed translation [2024-11-24 02:00:16,955 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 02:00:16 WrapperNode [2024-11-24 02:00:16,955 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-24 02:00:16,956 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-24 02:00:16,956 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-24 02:00:16,957 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-24 02:00:16,964 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 02:00:16" (1/1) ... [2024-11-24 02:00:16,974 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 02:00:16" (1/1) ... [2024-11-24 02:00:17,024 INFO L138 Inliner]: procedures = 22, calls = 25, calls flagged for inlining = 13, calls inlined = 17, statements flattened = 250 [2024-11-24 02:00:17,024 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-24 02:00:17,025 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-24 02:00:17,025 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-24 02:00:17,025 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-24 02:00:17,041 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 02:00:16" (1/1) ... [2024-11-24 02:00:17,041 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 02:00:16" (1/1) ... [2024-11-24 02:00:17,045 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 02:00:16" (1/1) ... [2024-11-24 02:00:17,046 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 02:00:16" (1/1) ... [2024-11-24 02:00:17,056 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 02:00:16" (1/1) ... [2024-11-24 02:00:17,058 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 02:00:16" (1/1) ... [2024-11-24 02:00:17,064 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 02:00:16" (1/1) ... [2024-11-24 02:00:17,066 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 02:00:16" (1/1) ... [2024-11-24 02:00:17,068 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 02:00:16" (1/1) ... [2024-11-24 02:00:17,076 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-24 02:00:17,077 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-24 02:00:17,077 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-24 02:00:17,077 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-24 02:00:17,078 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 02:00:16" (1/1) ... [2024-11-24 02:00:17,090 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 02:00:17,109 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f009c4d-c786-45a9-8afa-1fbfc861eee2/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 02:00:17,128 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f009c4d-c786-45a9-8afa-1fbfc861eee2/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-24 02:00:17,135 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f009c4d-c786-45a9-8afa-1fbfc861eee2/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-24 02:00:17,172 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-24 02:00:17,172 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-24 02:00:17,173 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-24 02:00:17,173 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-24 02:00:17,173 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-24 02:00:17,173 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-11-24 02:00:17,173 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-11-24 02:00:17,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-24 02:00:17,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-24 02:00:17,173 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-24 02:00:17,174 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-24 02:00:17,174 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-24 02:00:17,174 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-24 02:00:17,175 WARN L203 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-24 02:00:17,323 INFO L234 CfgBuilder]: Building ICFG [2024-11-24 02:00:17,325 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-24 02:00:18,068 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-24 02:00:18,068 INFO L283 CfgBuilder]: Performing block encoding [2024-11-24 02:00:18,095 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-24 02:00:18,095 INFO L312 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-24 02:00:18,095 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 02:00:18 BoogieIcfgContainer [2024-11-24 02:00:18,096 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-24 02:00:18,098 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-24 02:00:18,099 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-24 02:00:18,105 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-24 02:00:18,105 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 02:00:16" (1/3) ... [2024-11-24 02:00:18,106 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c202565 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 02:00:18, skipping insertion in model container [2024-11-24 02:00:18,106 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 02:00:16" (2/3) ... [2024-11-24 02:00:18,107 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c202565 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 02:00:18, skipping insertion in model container [2024-11-24 02:00:18,107 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 02:00:18" (3/3) ... [2024-11-24 02:00:18,108 INFO L128 eAbstractionObserver]: Analyzing ICFG popl20-more-array-sum-alt.wvr.c [2024-11-24 02:00:18,128 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-24 02:00:18,130 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG popl20-more-array-sum-alt.wvr.c that has 4 procedures, 314 locations, 1 initial locations, 4 loop locations, and 21 error locations. [2024-11-24 02:00:18,130 INFO L491 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-24 02:00:18,347 INFO L143 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2024-11-24 02:00:18,412 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 323 places, 332 transitions, 685 flow [2024-11-24 02:00:18,616 INFO L124 PetriNetUnfolderBase]: 19/329 cut-off events. [2024-11-24 02:00:18,621 INFO L125 PetriNetUnfolderBase]: For 3/3 co-relation queries the response was YES. [2024-11-24 02:00:18,636 INFO L83 FinitePrefix]: Finished finitePrefix Result has 342 conditions, 329 events. 19/329 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 695 event pairs, 0 based on Foata normal form. 0/289 useless extension candidates. Maximal degree in co-relation 250. Up to 2 conditions per place. [2024-11-24 02:00:18,637 INFO L82 GeneralOperation]: Start removeDead. Operand has 323 places, 332 transitions, 685 flow [2024-11-24 02:00:18,648 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 304 places, 312 transitions, 642 flow [2024-11-24 02:00:18,666 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-24 02:00:18,685 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;@6d1066b7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-24 02:00:18,685 INFO L334 AbstractCegarLoop]: Starting to check reachability of 36 error locations. [2024-11-24 02:00:18,701 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-11-24 02:00:18,702 INFO L124 PetriNetUnfolderBase]: 0/21 cut-off events. [2024-11-24 02:00:18,702 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-11-24 02:00:18,702 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-24 02:00:18,703 INFO L206 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] [2024-11-24 02:00:18,703 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 32 more)] === [2024-11-24 02:00:18,711 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 02:00:18,712 INFO L85 PathProgramCache]: Analyzing trace with hash 1733123327, now seen corresponding path program 1 times [2024-11-24 02:00:18,721 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 02:00:18,722 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [224458716] [2024-11-24 02:00:18,722 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:00:18,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 02:00:18,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 02:00:18,971 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-24 02:00:18,971 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 02:00:18,971 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [224458716] [2024-11-24 02:00:18,972 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [224458716] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 02:00:18,972 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 02:00:18,972 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-24 02:00:18,975 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1306909943] [2024-11-24 02:00:18,977 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 02:00:18,984 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 02:00:18,990 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 02:00:19,014 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 02:00:19,015 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 02:00:19,076 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 300 out of 332 [2024-11-24 02:00:19,081 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 304 places, 312 transitions, 642 flow. Second operand has 3 states, 3 states have (on average 301.3333333333333) internal successors, (904), 3 states have internal predecessors, (904), 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) [2024-11-24 02:00:19,081 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-24 02:00:19,081 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 300 of 332 [2024-11-24 02:00:19,083 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-24 02:00:19,371 INFO L124 PetriNetUnfolderBase]: 19/621 cut-off events. [2024-11-24 02:00:19,372 INFO L125 PetriNetUnfolderBase]: For 25/25 co-relation queries the response was YES. [2024-11-24 02:00:19,378 INFO L83 FinitePrefix]: Finished finitePrefix Result has 673 conditions, 621 events. 19/621 cut-off events. For 25/25 co-relation queries the response was YES. Maximal size of possible extension queue 14. Compared 2634 event pairs, 7 based on Foata normal form. 34/580 useless extension candidates. Maximal degree in co-relation 471. Up to 31 conditions per place. [2024-11-24 02:00:19,382 INFO L140 encePairwiseOnDemand]: 316/332 looper letters, 13 selfloop transitions, 2 changer transitions 3/298 dead transitions. [2024-11-24 02:00:19,383 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 305 places, 298 transitions, 644 flow [2024-11-24 02:00:19,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 02:00:19,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-24 02:00:19,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 929 transitions. [2024-11-24 02:00:19,408 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.9327309236947792 [2024-11-24 02:00:19,410 INFO L175 Difference]: Start difference. First operand has 304 places, 312 transitions, 642 flow. Second operand 3 states and 929 transitions. [2024-11-24 02:00:19,411 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 305 places, 298 transitions, 644 flow [2024-11-24 02:00:19,423 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 299 places, 298 transitions, 632 flow, removed 0 selfloop flow, removed 6 redundant places. [2024-11-24 02:00:19,434 INFO L231 Difference]: Finished difference. Result has 299 places, 295 transitions, 600 flow [2024-11-24 02:00:19,438 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=332, PETRI_DIFFERENCE_MINUEND_FLOW=602, PETRI_DIFFERENCE_MINUEND_PLACES=297, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=298, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=296, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=600, PETRI_PLACES=299, PETRI_TRANSITIONS=295} [2024-11-24 02:00:19,443 INFO L279 CegarLoopForPetriNet]: 304 programPoint places, -5 predicate places. [2024-11-24 02:00:19,444 INFO L471 AbstractCegarLoop]: Abstraction has has 299 places, 295 transitions, 600 flow [2024-11-24 02:00:19,445 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 301.3333333333333) internal successors, (904), 3 states have internal predecessors, (904), 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) [2024-11-24 02:00:19,445 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-24 02:00:19,446 INFO L206 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] [2024-11-24 02:00:19,446 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-24 02:00:19,446 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 32 more)] === [2024-11-24 02:00:19,448 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 02:00:19,448 INFO L85 PathProgramCache]: Analyzing trace with hash -419829494, now seen corresponding path program 1 times [2024-11-24 02:00:19,448 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 02:00:19,448 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2079869294] [2024-11-24 02:00:19,448 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:00:19,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 02:00:19,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 02:00:19,557 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-24 02:00:19,557 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 02:00:19,557 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2079869294] [2024-11-24 02:00:19,557 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2079869294] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 02:00:19,558 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 02:00:19,558 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-24 02:00:19,558 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1086531503] [2024-11-24 02:00:19,558 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 02:00:19,559 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 02:00:19,559 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 02:00:19,560 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 02:00:19,560 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 02:00:19,634 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 300 out of 332 [2024-11-24 02:00:19,636 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 299 places, 295 transitions, 600 flow. Second operand has 3 states, 3 states have (on average 301.3333333333333) internal successors, (904), 3 states have internal predecessors, (904), 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) [2024-11-24 02:00:19,636 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-24 02:00:19,636 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 300 of 332 [2024-11-24 02:00:19,636 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-24 02:00:19,768 INFO L124 PetriNetUnfolderBase]: 13/478 cut-off events. [2024-11-24 02:00:19,769 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2024-11-24 02:00:19,773 INFO L83 FinitePrefix]: Finished finitePrefix Result has 516 conditions, 478 events. 13/478 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 1705 event pairs, 5 based on Foata normal form. 0/422 useless extension candidates. Maximal degree in co-relation 486. Up to 27 conditions per place. [2024-11-24 02:00:19,776 INFO L140 encePairwiseOnDemand]: 329/332 looper letters, 13 selfloop transitions, 2 changer transitions 0/294 dead transitions. [2024-11-24 02:00:19,776 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 297 places, 294 transitions, 628 flow [2024-11-24 02:00:19,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 02:00:19,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-24 02:00:19,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 916 transitions. [2024-11-24 02:00:19,780 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.9196787148594378 [2024-11-24 02:00:19,780 INFO L175 Difference]: Start difference. First operand has 299 places, 295 transitions, 600 flow. Second operand 3 states and 916 transitions. [2024-11-24 02:00:19,781 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 297 places, 294 transitions, 628 flow [2024-11-24 02:00:19,786 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 295 places, 294 transitions, 624 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-24 02:00:19,793 INFO L231 Difference]: Finished difference. Result has 295 places, 294 transitions, 598 flow [2024-11-24 02:00:19,794 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=332, PETRI_DIFFERENCE_MINUEND_FLOW=594, PETRI_DIFFERENCE_MINUEND_PLACES=293, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=294, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=292, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=598, PETRI_PLACES=295, PETRI_TRANSITIONS=294} [2024-11-24 02:00:19,795 INFO L279 CegarLoopForPetriNet]: 304 programPoint places, -9 predicate places. [2024-11-24 02:00:19,796 INFO L471 AbstractCegarLoop]: Abstraction has has 295 places, 294 transitions, 598 flow [2024-11-24 02:00:19,796 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 301.3333333333333) internal successors, (904), 3 states have internal predecessors, (904), 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) [2024-11-24 02:00:19,797 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-24 02:00:19,797 INFO L206 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] [2024-11-24 02:00:19,797 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-24 02:00:19,797 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 32 more)] === [2024-11-24 02:00:19,798 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 02:00:19,799 INFO L85 PathProgramCache]: Analyzing trace with hash -1757257502, now seen corresponding path program 1 times [2024-11-24 02:00:19,799 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 02:00:19,799 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [975455373] [2024-11-24 02:00:19,799 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:00:19,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 02:00:19,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 02:00:19,867 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-24 02:00:19,867 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 02:00:19,867 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [975455373] [2024-11-24 02:00:19,868 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [975455373] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 02:00:19,868 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 02:00:19,868 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-24 02:00:19,868 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1778466530] [2024-11-24 02:00:19,868 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 02:00:19,869 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 02:00:19,869 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 02:00:19,869 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 02:00:19,870 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 02:00:19,900 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 298 out of 332 [2024-11-24 02:00:19,902 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 295 places, 294 transitions, 598 flow. Second operand has 3 states, 3 states have (on average 299.0) internal successors, (897), 3 states have internal predecessors, (897), 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) [2024-11-24 02:00:19,902 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-24 02:00:19,903 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 298 of 332 [2024-11-24 02:00:19,903 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-24 02:00:20,123 INFO L124 PetriNetUnfolderBase]: 25/628 cut-off events. [2024-11-24 02:00:20,127 INFO L125 PetriNetUnfolderBase]: For 5/5 co-relation queries the response was YES. [2024-11-24 02:00:20,143 INFO L83 FinitePrefix]: Finished finitePrefix Result has 687 conditions, 628 events. 25/628 cut-off events. For 5/5 co-relation queries the response was YES. Maximal size of possible extension queue 16. Compared 2843 event pairs, 12 based on Foata normal form. 0/558 useless extension candidates. Maximal degree in co-relation 649. Up to 46 conditions per place. [2024-11-24 02:00:20,147 INFO L140 encePairwiseOnDemand]: 327/332 looper letters, 14 selfloop transitions, 1 changer transitions 0/290 dead transitions. [2024-11-24 02:00:20,148 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 293 places, 290 transitions, 620 flow [2024-11-24 02:00:20,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 02:00:20,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-24 02:00:20,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 913 transitions. [2024-11-24 02:00:20,152 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.9166666666666666 [2024-11-24 02:00:20,152 INFO L175 Difference]: Start difference. First operand has 295 places, 294 transitions, 598 flow. Second operand 3 states and 913 transitions. [2024-11-24 02:00:20,152 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 293 places, 290 transitions, 620 flow [2024-11-24 02:00:20,155 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 291 places, 290 transitions, 616 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-24 02:00:20,159 INFO L231 Difference]: Finished difference. Result has 291 places, 290 transitions, 588 flow [2024-11-24 02:00:20,160 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=332, PETRI_DIFFERENCE_MINUEND_FLOW=586, PETRI_DIFFERENCE_MINUEND_PLACES=289, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=290, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=289, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=588, PETRI_PLACES=291, PETRI_TRANSITIONS=290} [2024-11-24 02:00:20,161 INFO L279 CegarLoopForPetriNet]: 304 programPoint places, -13 predicate places. [2024-11-24 02:00:20,161 INFO L471 AbstractCegarLoop]: Abstraction has has 291 places, 290 transitions, 588 flow [2024-11-24 02:00:20,162 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 299.0) internal successors, (897), 3 states have internal predecessors, (897), 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) [2024-11-24 02:00:20,162 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-24 02:00:20,162 INFO L206 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] [2024-11-24 02:00:20,163 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-24 02:00:20,163 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 32 more)] === [2024-11-24 02:00:20,164 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 02:00:20,164 INFO L85 PathProgramCache]: Analyzing trace with hash 825751922, now seen corresponding path program 1 times [2024-11-24 02:00:20,164 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 02:00:20,164 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [553082759] [2024-11-24 02:00:20,164 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:00:20,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 02:00:20,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 02:00:20,258 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-24 02:00:20,258 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 02:00:20,258 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [553082759] [2024-11-24 02:00:20,258 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [553082759] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 02:00:20,258 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 02:00:20,259 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-24 02:00:20,259 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1238762233] [2024-11-24 02:00:20,259 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 02:00:20,259 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 02:00:20,260 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 02:00:20,261 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 02:00:20,261 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 02:00:20,296 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 301 out of 332 [2024-11-24 02:00:20,298 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 291 places, 290 transitions, 588 flow. Second operand has 3 states, 3 states have (on average 302.3333333333333) internal successors, (907), 3 states have internal predecessors, (907), 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) [2024-11-24 02:00:20,298 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-24 02:00:20,298 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 301 of 332 [2024-11-24 02:00:20,298 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-24 02:00:20,462 INFO L124 PetriNetUnfolderBase]: 24/537 cut-off events. [2024-11-24 02:00:20,462 INFO L125 PetriNetUnfolderBase]: For 4/4 co-relation queries the response was YES. [2024-11-24 02:00:20,467 INFO L83 FinitePrefix]: Finished finitePrefix Result has 589 conditions, 537 events. 24/537 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 19. Compared 2231 event pairs, 15 based on Foata normal form. 0/488 useless extension candidates. Maximal degree in co-relation 551. Up to 40 conditions per place. [2024-11-24 02:00:20,470 INFO L140 encePairwiseOnDemand]: 329/332 looper letters, 12 selfloop transitions, 2 changer transitions 0/289 dead transitions. [2024-11-24 02:00:20,470 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 292 places, 289 transitions, 614 flow [2024-11-24 02:00:20,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 02:00:20,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-24 02:00:20,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 918 transitions. [2024-11-24 02:00:20,476 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.9216867469879518 [2024-11-24 02:00:20,477 INFO L175 Difference]: Start difference. First operand has 291 places, 290 transitions, 588 flow. Second operand 3 states and 918 transitions. [2024-11-24 02:00:20,477 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 292 places, 289 transitions, 614 flow [2024-11-24 02:00:20,480 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 291 places, 289 transitions, 613 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-24 02:00:20,485 INFO L231 Difference]: Finished difference. Result has 291 places, 289 transitions, 589 flow [2024-11-24 02:00:20,485 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=332, PETRI_DIFFERENCE_MINUEND_FLOW=585, PETRI_DIFFERENCE_MINUEND_PLACES=289, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=289, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=287, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=589, PETRI_PLACES=291, PETRI_TRANSITIONS=289} [2024-11-24 02:00:20,487 INFO L279 CegarLoopForPetriNet]: 304 programPoint places, -13 predicate places. [2024-11-24 02:00:20,488 INFO L471 AbstractCegarLoop]: Abstraction has has 291 places, 289 transitions, 589 flow [2024-11-24 02:00:20,489 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 302.3333333333333) internal successors, (907), 3 states have internal predecessors, (907), 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) [2024-11-24 02:00:20,489 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-24 02:00:20,489 INFO L206 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] [2024-11-24 02:00:20,490 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-24 02:00:20,490 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 32 more)] === [2024-11-24 02:00:20,491 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 02:00:20,491 INFO L85 PathProgramCache]: Analyzing trace with hash -494354293, now seen corresponding path program 1 times [2024-11-24 02:00:20,491 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 02:00:20,492 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [405049705] [2024-11-24 02:00:20,492 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:00:20,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 02:00:20,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 02:00:21,459 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-24 02:00:21,461 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 02:00:21,462 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [405049705] [2024-11-24 02:00:21,462 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [405049705] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 02:00:21,462 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 02:00:21,462 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 02:00:21,462 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1889827589] [2024-11-24 02:00:21,464 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 02:00:21,464 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-24 02:00:21,465 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 02:00:21,465 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-24 02:00:21,465 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-24 02:00:21,717 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 285 out of 332 [2024-11-24 02:00:21,720 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 291 places, 289 transitions, 589 flow. Second operand has 6 states, 6 states have (on average 286.5) internal successors, (1719), 6 states have internal predecessors, (1719), 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) [2024-11-24 02:00:21,720 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-24 02:00:21,720 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 285 of 332 [2024-11-24 02:00:21,721 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-24 02:00:22,451 INFO L124 PetriNetUnfolderBase]: 394/3273 cut-off events. [2024-11-24 02:00:22,452 INFO L125 PetriNetUnfolderBase]: For 59/59 co-relation queries the response was YES. [2024-11-24 02:00:22,466 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3894 conditions, 3273 events. 394/3273 cut-off events. For 59/59 co-relation queries the response was YES. Maximal size of possible extension queue 90. Compared 29750 event pairs, 264 based on Foata normal form. 0/2861 useless extension candidates. Maximal degree in co-relation 3857. Up to 580 conditions per place. [2024-11-24 02:00:22,481 INFO L140 encePairwiseOnDemand]: 326/332 looper letters, 26 selfloop transitions, 5 changer transitions 0/288 dead transitions. [2024-11-24 02:00:22,481 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 295 places, 288 transitions, 649 flow [2024-11-24 02:00:22,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-24 02:00:22,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-11-24 02:00:22,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1742 transitions. [2024-11-24 02:00:22,486 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8744979919678715 [2024-11-24 02:00:22,486 INFO L175 Difference]: Start difference. First operand has 291 places, 289 transitions, 589 flow. Second operand 6 states and 1742 transitions. [2024-11-24 02:00:22,486 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 295 places, 288 transitions, 649 flow [2024-11-24 02:00:22,488 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 293 places, 288 transitions, 645 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-24 02:00:22,492 INFO L231 Difference]: Finished difference. Result has 293 places, 288 transitions, 593 flow [2024-11-24 02:00:22,492 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=332, PETRI_DIFFERENCE_MINUEND_FLOW=583, PETRI_DIFFERENCE_MINUEND_PLACES=288, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=288, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=283, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=593, PETRI_PLACES=293, PETRI_TRANSITIONS=288} [2024-11-24 02:00:22,495 INFO L279 CegarLoopForPetriNet]: 304 programPoint places, -11 predicate places. [2024-11-24 02:00:22,496 INFO L471 AbstractCegarLoop]: Abstraction has has 293 places, 288 transitions, 593 flow [2024-11-24 02:00:22,497 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 286.5) internal successors, (1719), 6 states have internal predecessors, (1719), 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) [2024-11-24 02:00:22,497 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-24 02:00:22,497 INFO L206 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] [2024-11-24 02:00:22,498 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-24 02:00:22,498 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 32 more)] === [2024-11-24 02:00:22,500 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 02:00:22,500 INFO L85 PathProgramCache]: Analyzing trace with hash 2045443572, now seen corresponding path program 1 times [2024-11-24 02:00:22,501 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 02:00:22,501 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1225407413] [2024-11-24 02:00:22,501 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:00:22,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 02:00:22,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 02:00:22,567 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-24 02:00:22,568 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 02:00:22,568 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1225407413] [2024-11-24 02:00:22,568 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1225407413] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 02:00:22,568 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 02:00:22,568 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-24 02:00:22,568 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1364298974] [2024-11-24 02:00:22,568 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 02:00:22,568 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 02:00:22,569 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 02:00:22,569 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 02:00:22,569 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 02:00:22,598 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 298 out of 332 [2024-11-24 02:00:22,600 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 293 places, 288 transitions, 593 flow. Second operand has 3 states, 3 states have (on average 299.0) internal successors, (897), 3 states have internal predecessors, (897), 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) [2024-11-24 02:00:22,600 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-24 02:00:22,600 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 298 of 332 [2024-11-24 02:00:22,600 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-24 02:00:22,781 INFO L124 PetriNetUnfolderBase]: 37/767 cut-off events. [2024-11-24 02:00:22,782 INFO L125 PetriNetUnfolderBase]: For 13/13 co-relation queries the response was YES. [2024-11-24 02:00:22,790 INFO L83 FinitePrefix]: Finished finitePrefix Result has 838 conditions, 767 events. 37/767 cut-off events. For 13/13 co-relation queries the response was YES. Maximal size of possible extension queue 21. Compared 3966 event pairs, 20 based on Foata normal form. 0/696 useless extension candidates. Maximal degree in co-relation 820. Up to 56 conditions per place. [2024-11-24 02:00:22,793 INFO L140 encePairwiseOnDemand]: 327/332 looper letters, 14 selfloop transitions, 1 changer transitions 0/284 dead transitions. [2024-11-24 02:00:22,794 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 291 places, 284 transitions, 615 flow [2024-11-24 02:00:22,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 02:00:22,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-24 02:00:22,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 913 transitions. [2024-11-24 02:00:22,797 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.9166666666666666 [2024-11-24 02:00:22,797 INFO L175 Difference]: Start difference. First operand has 293 places, 288 transitions, 593 flow. Second operand 3 states and 913 transitions. [2024-11-24 02:00:22,797 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 291 places, 284 transitions, 615 flow [2024-11-24 02:00:22,800 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 286 places, 284 transitions, 605 flow, removed 0 selfloop flow, removed 5 redundant places. [2024-11-24 02:00:22,804 INFO L231 Difference]: Finished difference. Result has 286 places, 284 transitions, 577 flow [2024-11-24 02:00:22,804 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=332, PETRI_DIFFERENCE_MINUEND_FLOW=575, PETRI_DIFFERENCE_MINUEND_PLACES=284, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=284, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=283, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=577, PETRI_PLACES=286, PETRI_TRANSITIONS=284} [2024-11-24 02:00:22,805 INFO L279 CegarLoopForPetriNet]: 304 programPoint places, -18 predicate places. [2024-11-24 02:00:22,806 INFO L471 AbstractCegarLoop]: Abstraction has has 286 places, 284 transitions, 577 flow [2024-11-24 02:00:22,807 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 299.0) internal successors, (897), 3 states have internal predecessors, (897), 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) [2024-11-24 02:00:22,807 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-24 02:00:22,807 INFO L206 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] [2024-11-24 02:00:22,807 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-24 02:00:22,808 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting thread1Err1ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 32 more)] === [2024-11-24 02:00:22,808 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 02:00:22,808 INFO L85 PathProgramCache]: Analyzing trace with hash -2029425546, now seen corresponding path program 1 times [2024-11-24 02:00:22,809 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 02:00:22,809 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1211438482] [2024-11-24 02:00:22,809 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:00:22,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 02:00:22,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 02:00:22,890 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-24 02:00:22,890 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 02:00:22,891 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1211438482] [2024-11-24 02:00:22,891 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1211438482] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 02:00:22,891 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 02:00:22,891 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-24 02:00:22,891 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1278810792] [2024-11-24 02:00:22,891 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 02:00:22,892 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 02:00:22,892 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 02:00:22,893 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 02:00:22,893 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 02:00:22,908 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 304 out of 332 [2024-11-24 02:00:22,909 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 286 places, 284 transitions, 577 flow. Second operand has 3 states, 3 states have (on average 305.0) internal successors, (915), 3 states have internal predecessors, (915), 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) [2024-11-24 02:00:22,909 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-24 02:00:22,909 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 304 of 332 [2024-11-24 02:00:22,909 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-24 02:00:23,004 INFO L124 PetriNetUnfolderBase]: 14/403 cut-off events. [2024-11-24 02:00:23,005 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2024-11-24 02:00:23,008 INFO L83 FinitePrefix]: Finished finitePrefix Result has 442 conditions, 403 events. 14/403 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 1231 event pairs, 2 based on Foata normal form. 1/374 useless extension candidates. Maximal degree in co-relation 405. Up to 13 conditions per place. [2024-11-24 02:00:23,010 INFO L140 encePairwiseOnDemand]: 327/332 looper letters, 8 selfloop transitions, 2 changer transitions 2/284 dead transitions. [2024-11-24 02:00:23,010 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 286 places, 284 transitions, 603 flow [2024-11-24 02:00:23,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 02:00:23,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-24 02:00:23,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 926 transitions. [2024-11-24 02:00:23,013 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.929718875502008 [2024-11-24 02:00:23,013 INFO L175 Difference]: Start difference. First operand has 286 places, 284 transitions, 577 flow. Second operand 3 states and 926 transitions. [2024-11-24 02:00:23,013 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 286 places, 284 transitions, 603 flow [2024-11-24 02:00:23,017 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 285 places, 284 transitions, 602 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-24 02:00:23,020 INFO L231 Difference]: Finished difference. Result has 285 places, 280 transitions, 571 flow [2024-11-24 02:00:23,020 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=332, PETRI_DIFFERENCE_MINUEND_FLOW=572, PETRI_DIFFERENCE_MINUEND_PLACES=283, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=282, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=280, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=571, PETRI_PLACES=285, PETRI_TRANSITIONS=280} [2024-11-24 02:00:23,022 INFO L279 CegarLoopForPetriNet]: 304 programPoint places, -19 predicate places. [2024-11-24 02:00:23,022 INFO L471 AbstractCegarLoop]: Abstraction has has 285 places, 280 transitions, 571 flow [2024-11-24 02:00:23,023 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 305.0) internal successors, (915), 3 states have internal predecessors, (915), 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) [2024-11-24 02:00:23,023 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-24 02:00:23,023 INFO L206 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] [2024-11-24 02:00:23,023 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-24 02:00:23,023 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting thread1Err2ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 32 more)] === [2024-11-24 02:00:23,024 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 02:00:23,024 INFO L85 PathProgramCache]: Analyzing trace with hash -362772072, now seen corresponding path program 1 times [2024-11-24 02:00:23,024 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 02:00:23,024 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [87758560] [2024-11-24 02:00:23,024 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:00:23,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 02:00:23,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 02:00:23,106 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-24 02:00:23,106 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 02:00:23,106 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [87758560] [2024-11-24 02:00:23,106 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [87758560] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 02:00:23,106 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 02:00:23,106 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-24 02:00:23,106 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1744112472] [2024-11-24 02:00:23,106 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 02:00:23,107 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 02:00:23,107 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 02:00:23,107 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 02:00:23,107 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 02:00:23,136 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 301 out of 332 [2024-11-24 02:00:23,137 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 285 places, 280 transitions, 571 flow. Second operand has 3 states, 3 states have (on average 302.3333333333333) internal successors, (907), 3 states have internal predecessors, (907), 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) [2024-11-24 02:00:23,138 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-24 02:00:23,138 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 301 of 332 [2024-11-24 02:00:23,138 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-24 02:00:23,461 INFO L124 PetriNetUnfolderBase]: 113/1677 cut-off events. [2024-11-24 02:00:23,461 INFO L125 PetriNetUnfolderBase]: For 23/23 co-relation queries the response was YES. [2024-11-24 02:00:23,475 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1871 conditions, 1677 events. 113/1677 cut-off events. For 23/23 co-relation queries the response was YES. Maximal size of possible extension queue 40. Compared 12576 event pairs, 22 based on Foata normal form. 0/1529 useless extension candidates. Maximal degree in co-relation 1834. Up to 159 conditions per place. [2024-11-24 02:00:23,483 INFO L140 encePairwiseOnDemand]: 326/332 looper letters, 16 selfloop transitions, 3 changer transitions 0/284 dead transitions. [2024-11-24 02:00:23,483 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 282 places, 284 transitions, 621 flow [2024-11-24 02:00:23,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 02:00:23,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-24 02:00:23,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 925 transitions. [2024-11-24 02:00:23,487 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.928714859437751 [2024-11-24 02:00:23,487 INFO L175 Difference]: Start difference. First operand has 285 places, 280 transitions, 571 flow. Second operand 3 states and 925 transitions. [2024-11-24 02:00:23,488 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 282 places, 284 transitions, 621 flow [2024-11-24 02:00:23,492 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 280 places, 284 transitions, 617 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-24 02:00:23,538 INFO L231 Difference]: Finished difference. Result has 281 places, 280 transitions, 582 flow [2024-11-24 02:00:23,539 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=332, PETRI_DIFFERENCE_MINUEND_FLOW=561, PETRI_DIFFERENCE_MINUEND_PLACES=278, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=277, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=274, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=582, PETRI_PLACES=281, PETRI_TRANSITIONS=280} [2024-11-24 02:00:23,539 INFO L279 CegarLoopForPetriNet]: 304 programPoint places, -23 predicate places. [2024-11-24 02:00:23,540 INFO L471 AbstractCegarLoop]: Abstraction has has 281 places, 280 transitions, 582 flow [2024-11-24 02:00:23,540 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 302.3333333333333) internal successors, (907), 3 states have internal predecessors, (907), 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) [2024-11-24 02:00:23,541 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-24 02:00:23,541 INFO L206 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] [2024-11-24 02:00:23,541 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-24 02:00:23,541 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting thread1Err3ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 32 more)] === [2024-11-24 02:00:23,542 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 02:00:23,542 INFO L85 PathProgramCache]: Analyzing trace with hash -1251808100, now seen corresponding path program 1 times [2024-11-24 02:00:23,542 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 02:00:23,543 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [264871730] [2024-11-24 02:00:23,543 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:00:23,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 02:00:23,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 02:00:23,806 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-24 02:00:23,806 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 02:00:23,806 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [264871730] [2024-11-24 02:00:23,806 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [264871730] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 02:00:23,806 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 02:00:23,807 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-24 02:00:23,807 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [794553935] [2024-11-24 02:00:23,807 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 02:00:23,808 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-24 02:00:23,808 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 02:00:23,808 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-24 02:00:23,811 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-11-24 02:00:24,041 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 296 out of 332 [2024-11-24 02:00:24,044 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 281 places, 280 transitions, 582 flow. Second operand has 7 states, 7 states have (on average 297.85714285714283) internal successors, (2085), 7 states have internal predecessors, (2085), 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) [2024-11-24 02:00:24,044 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-24 02:00:24,044 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 296 of 332 [2024-11-24 02:00:24,044 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-24 02:00:24,424 INFO L124 PetriNetUnfolderBase]: 52/1003 cut-off events. [2024-11-24 02:00:24,424 INFO L125 PetriNetUnfolderBase]: For 8/22 co-relation queries the response was YES. [2024-11-24 02:00:24,433 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1172 conditions, 1003 events. 52/1003 cut-off events. For 8/22 co-relation queries the response was YES. Maximal size of possible extension queue 19. Compared 5305 event pairs, 18 based on Foata normal form. 4/939 useless extension candidates. Maximal degree in co-relation 1133. Up to 62 conditions per place. [2024-11-24 02:00:24,437 INFO L140 encePairwiseOnDemand]: 319/332 looper letters, 20 selfloop transitions, 14 changer transitions 0/294 dead transitions. [2024-11-24 02:00:24,437 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 290 places, 294 transitions, 685 flow [2024-11-24 02:00:24,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-24 02:00:24,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2024-11-24 02:00:24,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 2995 transitions. [2024-11-24 02:00:24,446 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.9021084337349398 [2024-11-24 02:00:24,446 INFO L175 Difference]: Start difference. First operand has 281 places, 280 transitions, 582 flow. Second operand 10 states and 2995 transitions. [2024-11-24 02:00:24,447 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 290 places, 294 transitions, 685 flow [2024-11-24 02:00:24,449 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 290 places, 294 transitions, 685 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-11-24 02:00:24,453 INFO L231 Difference]: Finished difference. Result has 294 places, 287 transitions, 648 flow [2024-11-24 02:00:24,454 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=332, PETRI_DIFFERENCE_MINUEND_FLOW=582, PETRI_DIFFERENCE_MINUEND_PLACES=281, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=280, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=7, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=268, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=648, PETRI_PLACES=294, PETRI_TRANSITIONS=287} [2024-11-24 02:00:24,455 INFO L279 CegarLoopForPetriNet]: 304 programPoint places, -10 predicate places. [2024-11-24 02:00:24,456 INFO L471 AbstractCegarLoop]: Abstraction has has 294 places, 287 transitions, 648 flow [2024-11-24 02:00:24,457 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 297.85714285714283) internal successors, (2085), 7 states have internal predecessors, (2085), 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) [2024-11-24 02:00:24,457 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-24 02:00:24,458 INFO L206 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] [2024-11-24 02:00:24,458 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-24 02:00:24,458 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting thread2Err2ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 32 more)] === [2024-11-24 02:00:24,459 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 02:00:24,459 INFO L85 PathProgramCache]: Analyzing trace with hash 508073913, now seen corresponding path program 1 times [2024-11-24 02:00:24,459 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 02:00:24,459 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1167417582] [2024-11-24 02:00:24,459 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:00:24,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 02:00:24,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 02:00:24,670 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-24 02:00:24,670 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 02:00:24,670 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1167417582] [2024-11-24 02:00:24,670 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1167417582] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 02:00:24,671 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 02:00:24,671 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 02:00:24,671 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [222322291] [2024-11-24 02:00:24,671 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 02:00:24,671 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 02:00:24,672 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 02:00:24,674 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 02:00:24,674 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-24 02:00:24,750 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 298 out of 332 [2024-11-24 02:00:24,753 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 294 places, 287 transitions, 648 flow. Second operand has 5 states, 5 states have (on average 300.0) internal successors, (1500), 5 states have internal predecessors, (1500), 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) [2024-11-24 02:00:24,753 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-24 02:00:24,753 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 298 of 332 [2024-11-24 02:00:24,753 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-24 02:00:25,203 INFO L124 PetriNetUnfolderBase]: 95/1594 cut-off events. [2024-11-24 02:00:25,203 INFO L125 PetriNetUnfolderBase]: For 57/66 co-relation queries the response was YES. [2024-11-24 02:00:25,221 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1907 conditions, 1594 events. 95/1594 cut-off events. For 57/66 co-relation queries the response was YES. Maximal size of possible extension queue 29. Compared 10857 event pairs, 34 based on Foata normal form. 8/1487 useless extension candidates. Maximal degree in co-relation 1859. Up to 103 conditions per place. [2024-11-24 02:00:25,229 INFO L140 encePairwiseOnDemand]: 326/332 looper letters, 22 selfloop transitions, 5 changer transitions 0/297 dead transitions. [2024-11-24 02:00:25,229 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 298 places, 297 transitions, 729 flow [2024-11-24 02:00:25,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 02:00:25,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2024-11-24 02:00:25,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 1518 transitions. [2024-11-24 02:00:25,235 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.9144578313253012 [2024-11-24 02:00:25,235 INFO L175 Difference]: Start difference. First operand has 294 places, 287 transitions, 648 flow. Second operand 5 states and 1518 transitions. [2024-11-24 02:00:25,235 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 298 places, 297 transitions, 729 flow [2024-11-24 02:00:25,240 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 297 places, 297 transitions, 725 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-24 02:00:25,245 INFO L231 Difference]: Finished difference. Result has 299 places, 289 transitions, 669 flow [2024-11-24 02:00:25,246 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=332, PETRI_DIFFERENCE_MINUEND_FLOW=644, PETRI_DIFFERENCE_MINUEND_PLACES=293, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=287, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=282, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=669, PETRI_PLACES=299, PETRI_TRANSITIONS=289} [2024-11-24 02:00:25,247 INFO L279 CegarLoopForPetriNet]: 304 programPoint places, -5 predicate places. [2024-11-24 02:00:25,249 INFO L471 AbstractCegarLoop]: Abstraction has has 299 places, 289 transitions, 669 flow [2024-11-24 02:00:25,250 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 300.0) internal successors, (1500), 5 states have internal predecessors, (1500), 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) [2024-11-24 02:00:25,250 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-24 02:00:25,251 INFO L206 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] [2024-11-24 02:00:25,251 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-24 02:00:25,251 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting thread2Err2ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 32 more)] === [2024-11-24 02:00:25,252 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 02:00:25,252 INFO L85 PathProgramCache]: Analyzing trace with hash 1148733694, now seen corresponding path program 1 times [2024-11-24 02:00:25,252 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 02:00:25,253 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1926136841] [2024-11-24 02:00:25,253 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:00:25,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 02:00:25,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 02:00:26,002 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-24 02:00:26,002 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 02:00:26,003 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1926136841] [2024-11-24 02:00:26,003 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1926136841] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 02:00:26,003 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 02:00:26,003 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 02:00:26,003 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [790011241] [2024-11-24 02:00:26,003 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 02:00:26,003 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-24 02:00:26,004 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 02:00:26,004 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-24 02:00:26,004 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-24 02:00:26,358 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 296 out of 332 [2024-11-24 02:00:26,361 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 299 places, 289 transitions, 669 flow. Second operand has 6 states, 6 states have (on average 297.6666666666667) internal successors, (1786), 6 states have internal predecessors, (1786), 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) [2024-11-24 02:00:26,361 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-24 02:00:26,361 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 296 of 332 [2024-11-24 02:00:26,361 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-24 02:00:26,786 INFO L124 PetriNetUnfolderBase]: 112/1640 cut-off events. [2024-11-24 02:00:26,787 INFO L125 PetriNetUnfolderBase]: For 138/147 co-relation queries the response was YES. [2024-11-24 02:00:26,808 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2067 conditions, 1640 events. 112/1640 cut-off events. For 138/147 co-relation queries the response was YES. Maximal size of possible extension queue 34. Compared 11048 event pairs, 31 based on Foata normal form. 0/1529 useless extension candidates. Maximal degree in co-relation 2020. Up to 124 conditions per place. [2024-11-24 02:00:26,819 INFO L140 encePairwiseOnDemand]: 326/332 looper letters, 24 selfloop transitions, 5 changer transitions 0/296 dead transitions. [2024-11-24 02:00:26,819 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 303 places, 296 transitions, 749 flow [2024-11-24 02:00:26,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-24 02:00:26,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-11-24 02:00:26,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1804 transitions. [2024-11-24 02:00:26,825 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.9056224899598394 [2024-11-24 02:00:26,825 INFO L175 Difference]: Start difference. First operand has 299 places, 289 transitions, 669 flow. Second operand 6 states and 1804 transitions. [2024-11-24 02:00:26,825 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 303 places, 296 transitions, 749 flow [2024-11-24 02:00:26,829 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 301 places, 296 transitions, 744 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-24 02:00:26,832 INFO L231 Difference]: Finished difference. Result has 301 places, 288 transitions, 672 flow [2024-11-24 02:00:26,833 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=332, PETRI_DIFFERENCE_MINUEND_FLOW=662, PETRI_DIFFERENCE_MINUEND_PLACES=296, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=288, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=283, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=672, PETRI_PLACES=301, PETRI_TRANSITIONS=288} [2024-11-24 02:00:26,834 INFO L279 CegarLoopForPetriNet]: 304 programPoint places, -3 predicate places. [2024-11-24 02:00:26,834 INFO L471 AbstractCegarLoop]: Abstraction has has 301 places, 288 transitions, 672 flow [2024-11-24 02:00:26,835 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 297.6666666666667) internal successors, (1786), 6 states have internal predecessors, (1786), 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) [2024-11-24 02:00:26,836 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-24 02:00:26,836 INFO L206 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] [2024-11-24 02:00:26,836 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-24 02:00:26,836 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting thread3Err3ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 32 more)] === [2024-11-24 02:00:26,837 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 02:00:26,837 INFO L85 PathProgramCache]: Analyzing trace with hash 1052171836, now seen corresponding path program 1 times [2024-11-24 02:00:26,837 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 02:00:26,838 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [540820911] [2024-11-24 02:00:26,838 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:00:26,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 02:00:26,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 02:00:27,397 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-24 02:00:27,398 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 02:00:27,398 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [540820911] [2024-11-24 02:00:27,399 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [540820911] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 02:00:27,399 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 02:00:27,399 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 02:00:27,399 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1064245098] [2024-11-24 02:00:27,399 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 02:00:27,399 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-24 02:00:27,400 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 02:00:27,400 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-24 02:00:27,400 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-24 02:00:27,702 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 296 out of 332 [2024-11-24 02:00:27,705 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 301 places, 288 transitions, 672 flow. Second operand has 6 states, 6 states have (on average 297.8333333333333) internal successors, (1787), 6 states have internal predecessors, (1787), 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) [2024-11-24 02:00:27,705 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-24 02:00:27,706 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 296 of 332 [2024-11-24 02:00:27,706 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-24 02:00:28,167 INFO L124 PetriNetUnfolderBase]: 182/1653 cut-off events. [2024-11-24 02:00:28,168 INFO L125 PetriNetUnfolderBase]: For 135/226 co-relation queries the response was YES. [2024-11-24 02:00:28,181 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2138 conditions, 1653 events. 182/1653 cut-off events. For 135/226 co-relation queries the response was YES. Maximal size of possible extension queue 46. Compared 11957 event pairs, 44 based on Foata normal form. 0/1549 useless extension candidates. Maximal degree in co-relation 2091. Up to 173 conditions per place. [2024-11-24 02:00:28,189 INFO L140 encePairwiseOnDemand]: 326/332 looper letters, 22 selfloop transitions, 5 changer transitions 6/295 dead transitions. [2024-11-24 02:00:28,190 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 305 places, 295 transitions, 748 flow [2024-11-24 02:00:28,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-24 02:00:28,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-11-24 02:00:28,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1804 transitions. [2024-11-24 02:00:28,195 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.9056224899598394 [2024-11-24 02:00:28,196 INFO L175 Difference]: Start difference. First operand has 301 places, 288 transitions, 672 flow. Second operand 6 states and 1804 transitions. [2024-11-24 02:00:28,196 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 305 places, 295 transitions, 748 flow [2024-11-24 02:00:28,200 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 300 places, 295 transitions, 738 flow, removed 0 selfloop flow, removed 5 redundant places. [2024-11-24 02:00:28,205 INFO L231 Difference]: Finished difference. Result has 300 places, 281 transitions, 638 flow [2024-11-24 02:00:28,206 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=332, PETRI_DIFFERENCE_MINUEND_FLOW=660, PETRI_DIFFERENCE_MINUEND_PLACES=295, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=287, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=282, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=638, PETRI_PLACES=300, PETRI_TRANSITIONS=281} [2024-11-24 02:00:28,208 INFO L279 CegarLoopForPetriNet]: 304 programPoint places, -4 predicate places. [2024-11-24 02:00:28,209 INFO L471 AbstractCegarLoop]: Abstraction has has 300 places, 281 transitions, 638 flow [2024-11-24 02:00:28,210 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 297.8333333333333) internal successors, (1787), 6 states have internal predecessors, (1787), 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) [2024-11-24 02:00:28,211 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-24 02:00:28,211 INFO L206 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] [2024-11-24 02:00:28,211 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-24 02:00:28,212 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting thread1Err3ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 32 more)] === [2024-11-24 02:00:28,212 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 02:00:28,213 INFO L85 PathProgramCache]: Analyzing trace with hash 1626679243, now seen corresponding path program 1 times [2024-11-24 02:00:28,213 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 02:00:28,213 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1053581868] [2024-11-24 02:00:28,213 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:00:28,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 02:00:28,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 02:00:28,848 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 02:00:28,848 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 02:00:28,848 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1053581868] [2024-11-24 02:00:28,849 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1053581868] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 02:00:28,849 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 02:00:28,849 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 02:00:28,849 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1722682878] [2024-11-24 02:00:28,849 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 02:00:28,849 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-24 02:00:28,850 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 02:00:28,850 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-24 02:00:28,850 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-24 02:00:29,180 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 296 out of 332 [2024-11-24 02:00:29,182 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 300 places, 281 transitions, 638 flow. Second operand has 6 states, 6 states have (on average 298.1666666666667) internal successors, (1789), 6 states have internal predecessors, (1789), 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) [2024-11-24 02:00:29,182 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-24 02:00:29,182 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 296 of 332 [2024-11-24 02:00:29,183 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-24 02:00:29,466 INFO L124 PetriNetUnfolderBase]: 68/1078 cut-off events. [2024-11-24 02:00:29,466 INFO L125 PetriNetUnfolderBase]: For 26/32 co-relation queries the response was YES. [2024-11-24 02:00:29,479 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1386 conditions, 1078 events. 68/1078 cut-off events. For 26/32 co-relation queries the response was YES. Maximal size of possible extension queue 24. Compared 6413 event pairs, 17 based on Foata normal form. 0/1022 useless extension candidates. Maximal degree in co-relation 1339. Up to 67 conditions per place. [2024-11-24 02:00:29,484 INFO L140 encePairwiseOnDemand]: 326/332 looper letters, 22 selfloop transitions, 5 changer transitions 0/288 dead transitions. [2024-11-24 02:00:29,484 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 300 places, 288 transitions, 714 flow [2024-11-24 02:00:29,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-24 02:00:29,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-11-24 02:00:29,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1804 transitions. [2024-11-24 02:00:29,490 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.9056224899598394 [2024-11-24 02:00:29,490 INFO L175 Difference]: Start difference. First operand has 300 places, 281 transitions, 638 flow. Second operand 6 states and 1804 transitions. [2024-11-24 02:00:29,490 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 300 places, 288 transitions, 714 flow [2024-11-24 02:00:29,494 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 289 places, 288 transitions, 684 flow, removed 4 selfloop flow, removed 11 redundant places. [2024-11-24 02:00:29,498 INFO L231 Difference]: Finished difference. Result has 289 places, 280 transitions, 616 flow [2024-11-24 02:00:29,499 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=332, PETRI_DIFFERENCE_MINUEND_FLOW=606, PETRI_DIFFERENCE_MINUEND_PLACES=284, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=280, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=275, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=616, PETRI_PLACES=289, PETRI_TRANSITIONS=280} [2024-11-24 02:00:29,499 INFO L279 CegarLoopForPetriNet]: 304 programPoint places, -15 predicate places. [2024-11-24 02:00:29,500 INFO L471 AbstractCegarLoop]: Abstraction has has 289 places, 280 transitions, 616 flow [2024-11-24 02:00:29,501 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 298.1666666666667) internal successors, (1789), 6 states have internal predecessors, (1789), 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) [2024-11-24 02:00:29,501 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-24 02:00:29,501 INFO L206 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] [2024-11-24 02:00:29,501 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-24 02:00:29,501 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting thread1Err4ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 32 more)] === [2024-11-24 02:00:29,502 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 02:00:29,502 INFO L85 PathProgramCache]: Analyzing trace with hash 1226614469, now seen corresponding path program 1 times [2024-11-24 02:00:29,503 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 02:00:29,503 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1074227695] [2024-11-24 02:00:29,503 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:00:29,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 02:00:29,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 02:00:29,586 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 02:00:29,587 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 02:00:29,587 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1074227695] [2024-11-24 02:00:29,587 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1074227695] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 02:00:29,588 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 02:00:29,589 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-24 02:00:29,589 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [385611313] [2024-11-24 02:00:29,589 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 02:00:29,589 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 02:00:29,591 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 02:00:29,591 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 02:00:29,592 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 02:00:29,614 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 304 out of 332 [2024-11-24 02:00:29,615 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 289 places, 280 transitions, 616 flow. Second operand has 3 states, 3 states have (on average 305.6666666666667) internal successors, (917), 3 states have internal predecessors, (917), 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) [2024-11-24 02:00:29,615 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-24 02:00:29,615 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 304 of 332 [2024-11-24 02:00:29,616 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-24 02:00:29,847 INFO L124 PetriNetUnfolderBase]: 56/1029 cut-off events. [2024-11-24 02:00:29,847 INFO L125 PetriNetUnfolderBase]: For 8/18 co-relation queries the response was YES. [2024-11-24 02:00:29,858 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1248 conditions, 1029 events. 56/1029 cut-off events. For 8/18 co-relation queries the response was YES. Maximal size of possible extension queue 25. Compared 6029 event pairs, 17 based on Foata normal form. 1/977 useless extension candidates. Maximal degree in co-relation 1207. Up to 58 conditions per place. [2024-11-24 02:00:29,863 INFO L140 encePairwiseOnDemand]: 329/332 looper letters, 0 selfloop transitions, 0 changer transitions 281/281 dead transitions. [2024-11-24 02:00:29,863 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 290 places, 281 transitions, 644 flow [2024-11-24 02:00:29,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 02:00:29,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-24 02:00:29,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 925 transitions. [2024-11-24 02:00:29,866 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.928714859437751 [2024-11-24 02:00:29,867 INFO L175 Difference]: Start difference. First operand has 289 places, 280 transitions, 616 flow. Second operand 3 states and 925 transitions. [2024-11-24 02:00:29,867 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 290 places, 281 transitions, 644 flow [2024-11-24 02:00:29,870 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 285 places, 281 transitions, 634 flow, removed 0 selfloop flow, removed 5 redundant places. [2024-11-24 02:00:29,872 INFO L231 Difference]: Finished difference. Result has 285 places, 0 transitions, 0 flow [2024-11-24 02:00:29,873 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=332, PETRI_DIFFERENCE_MINUEND_FLOW=604, PETRI_DIFFERENCE_MINUEND_PLACES=283, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=279, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=279, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=0, PETRI_PLACES=285, PETRI_TRANSITIONS=0} [2024-11-24 02:00:29,875 INFO L279 CegarLoopForPetriNet]: 304 programPoint places, -19 predicate places. [2024-11-24 02:00:29,875 INFO L471 AbstractCegarLoop]: Abstraction has has 285 places, 0 transitions, 0 flow [2024-11-24 02:00:29,875 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 305.6666666666667) internal successors, (917), 3 states have internal predecessors, (917), 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) [2024-11-24 02:00:29,879 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (35 of 36 remaining) [2024-11-24 02:00:29,879 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (34 of 36 remaining) [2024-11-24 02:00:29,879 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (33 of 36 remaining) [2024-11-24 02:00:29,879 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (32 of 36 remaining) [2024-11-24 02:00:29,879 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (31 of 36 remaining) [2024-11-24 02:00:29,879 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (30 of 36 remaining) [2024-11-24 02:00:29,879 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (29 of 36 remaining) [2024-11-24 02:00:29,880 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (28 of 36 remaining) [2024-11-24 02:00:29,880 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (27 of 36 remaining) [2024-11-24 02:00:29,880 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (26 of 36 remaining) [2024-11-24 02:00:29,880 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE (25 of 36 remaining) [2024-11-24 02:00:29,880 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONDATA_RACE (24 of 36 remaining) [2024-11-24 02:00:29,880 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (23 of 36 remaining) [2024-11-24 02:00:29,880 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (22 of 36 remaining) [2024-11-24 02:00:29,880 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (21 of 36 remaining) [2024-11-24 02:00:29,880 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (20 of 36 remaining) [2024-11-24 02:00:29,880 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (19 of 36 remaining) [2024-11-24 02:00:29,880 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (18 of 36 remaining) [2024-11-24 02:00:29,880 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (17 of 36 remaining) [2024-11-24 02:00:29,880 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (16 of 36 remaining) [2024-11-24 02:00:29,880 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (15 of 36 remaining) [2024-11-24 02:00:29,881 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (14 of 36 remaining) [2024-11-24 02:00:29,881 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (13 of 36 remaining) [2024-11-24 02:00:29,881 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (12 of 36 remaining) [2024-11-24 02:00:29,881 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (11 of 36 remaining) [2024-11-24 02:00:29,881 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (10 of 36 remaining) [2024-11-24 02:00:29,881 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (9 of 36 remaining) [2024-11-24 02:00:29,881 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (8 of 36 remaining) [2024-11-24 02:00:29,881 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (7 of 36 remaining) [2024-11-24 02:00:29,881 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (6 of 36 remaining) [2024-11-24 02:00:29,881 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (5 of 36 remaining) [2024-11-24 02:00:29,885 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (4 of 36 remaining) [2024-11-24 02:00:29,886 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (3 of 36 remaining) [2024-11-24 02:00:29,886 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (2 of 36 remaining) [2024-11-24 02:00:29,886 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE (1 of 36 remaining) [2024-11-24 02:00:29,886 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONDATA_RACE (0 of 36 remaining) [2024-11-24 02:00:29,886 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-24 02:00:29,887 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 02:00:29,895 INFO L241 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-11-24 02:00:29,895 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-24 02:00:29,905 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.11 02:00:29 BasicIcfg [2024-11-24 02:00:29,906 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-24 02:00:29,906 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-24 02:00:29,906 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-24 02:00:29,907 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-24 02:00:29,908 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 02:00:18" (3/4) ... [2024-11-24 02:00:29,910 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-11-24 02:00:29,914 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2024-11-24 02:00:29,915 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2024-11-24 02:00:29,915 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread3 [2024-11-24 02:00:29,923 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2024-11-24 02:00:29,923 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-11-24 02:00:29,923 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-24 02:00:29,924 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-24 02:00:30,045 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f009c4d-c786-45a9-8afa-1fbfc861eee2/bin/uautomizer-verify-LYvppIcaGC/witness.graphml [2024-11-24 02:00:30,046 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f009c4d-c786-45a9-8afa-1fbfc861eee2/bin/uautomizer-verify-LYvppIcaGC/witness.yml [2024-11-24 02:00:30,046 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-24 02:00:30,047 INFO L158 Benchmark]: Toolchain (without parser) took 13446.58ms. Allocated memory was 117.4MB in the beginning and 318.8MB in the end (delta: 201.3MB). Free memory was 92.6MB in the beginning and 101.8MB in the end (delta: -9.3MB). Peak memory consumption was 187.8MB. Max. memory is 16.1GB. [2024-11-24 02:00:30,048 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 117.4MB. Free memory is still 72.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 02:00:30,048 INFO L158 Benchmark]: CACSL2BoogieTranslator took 353.87ms. Allocated memory is still 117.4MB. Free memory was 92.4MB in the beginning and 79.7MB in the end (delta: 12.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-24 02:00:30,049 INFO L158 Benchmark]: Boogie Procedure Inliner took 68.35ms. Allocated memory is still 117.4MB. Free memory was 79.7MB in the beginning and 77.3MB in the end (delta: 2.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 02:00:30,049 INFO L158 Benchmark]: Boogie Preprocessor took 51.26ms. Allocated memory is still 117.4MB. Free memory was 77.3MB in the beginning and 75.4MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 02:00:30,050 INFO L158 Benchmark]: RCFGBuilder took 1018.76ms. Allocated memory is still 117.4MB. Free memory was 75.4MB in the beginning and 51.0MB in the end (delta: 24.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-24 02:00:30,050 INFO L158 Benchmark]: TraceAbstraction took 11807.34ms. Allocated memory was 117.4MB in the beginning and 318.8MB in the end (delta: 201.3MB). Free memory was 50.3MB in the beginning and 106.7MB in the end (delta: -56.4MB). Peak memory consumption was 145.9MB. Max. memory is 16.1GB. [2024-11-24 02:00:30,052 INFO L158 Benchmark]: Witness Printer took 139.74ms. Allocated memory is still 318.8MB. Free memory was 106.7MB in the beginning and 101.8MB in the end (delta: 4.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 02:00:30,053 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 117.4MB. Free memory is still 72.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 353.87ms. Allocated memory is still 117.4MB. Free memory was 92.4MB in the beginning and 79.7MB in the end (delta: 12.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 68.35ms. Allocated memory is still 117.4MB. Free memory was 79.7MB in the beginning and 77.3MB in the end (delta: 2.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 51.26ms. Allocated memory is still 117.4MB. Free memory was 77.3MB in the beginning and 75.4MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1018.76ms. Allocated memory is still 117.4MB. Free memory was 75.4MB in the beginning and 51.0MB in the end (delta: 24.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 11807.34ms. Allocated memory was 117.4MB in the beginning and 318.8MB in the end (delta: 201.3MB). Free memory was 50.3MB in the beginning and 106.7MB in the end (delta: -56.4MB). Peak memory consumption was 145.9MB. Max. memory is 16.1GB. * Witness Printer took 139.74ms. Allocated memory is still 318.8MB. Free memory was 106.7MB in the beginning and 101.8MB in the end (delta: 4.9MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 46]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 47]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 47]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 47]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 48]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 55]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 56]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 56]: 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: 65]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 65]: 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: 77]: 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: 78]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 102]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 80]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 80]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 80]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 90]: 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 7 procedures, 484 locations, 36 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: 11.5s, OverallIterations: 14, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 6.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.3s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 905 SdHoareTripleChecker+Valid, 2.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 504 mSDsluCounter, 373 SdHoareTripleChecker+Invalid, 1.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 279 mSDsCounter, 161 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1322 IncrementalHoareTripleChecker+Invalid, 1483 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 161 mSolverCounterUnsat, 94 mSDtfsCounter, 1322 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 57 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=672occurred in iteration=11, InterpolantAutomatonStates: 63, 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, 3.6s InterpolantComputationTime, 1120 NumberOfCodeBlocks, 1120 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 1106 ConstructedInterpolants, 0 QuantifiedInterpolants, 1804 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 14 InterpolantComputations, 14 PerfectInterpolantSequences, 8/8 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, ConComCheckerStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 21 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-11-24 02:00:30,078 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f009c4d-c786-45a9-8afa-1fbfc861eee2/bin/uautomizer-verify-LYvppIcaGC/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