./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/weaver/popl20-bad-ring-nondet.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 4fc63b2a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_105eeb71-5bb3-423b-817f-368d82196731/bin/uautomizer-verify-4GaUIPS5ZU/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_105eeb71-5bb3-423b-817f-368d82196731/bin/uautomizer-verify-4GaUIPS5ZU/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_105eeb71-5bb3-423b-817f-368d82196731/bin/uautomizer-verify-4GaUIPS5ZU/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_105eeb71-5bb3-423b-817f-368d82196731/bin/uautomizer-verify-4GaUIPS5ZU/config/AutomizerReach.xml -i ../../sv-benchmarks/c/weaver/popl20-bad-ring-nondet.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_105eeb71-5bb3-423b-817f-368d82196731/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_105eeb71-5bb3-423b-817f-368d82196731/bin/uautomizer-verify-4GaUIPS5ZU --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 01186d000498d57447d1d7ea86dd893215c56febea2169abeb96f12030a58ea4 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-10-31 22:12:00,244 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-31 22:12:00,366 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_105eeb71-5bb3-423b-817f-368d82196731/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-DataRace-32bit-Automizer_Default.epf [2024-10-31 22:12:00,374 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-31 22:12:00,374 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-31 22:12:00,426 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-31 22:12:00,427 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-31 22:12:00,428 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-31 22:12:00,429 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-31 22:12:00,430 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-31 22:12:00,431 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-31 22:12:00,431 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-31 22:12:00,432 INFO L153 SettingsManager]: * Use SBE=true [2024-10-31 22:12:00,432 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-31 22:12:00,432 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-31 22:12:00,433 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-31 22:12:00,436 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-31 22:12:00,436 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-31 22:12:00,440 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-31 22:12:00,440 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-31 22:12:00,440 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-31 22:12:00,441 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-31 22:12:00,441 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-10-31 22:12:00,442 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-31 22:12:00,442 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-31 22:12:00,442 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-31 22:12:00,442 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-31 22:12:00,443 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-31 22:12:00,443 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-31 22:12:00,443 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-31 22:12:00,443 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-31 22:12:00,444 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 22:12:00,446 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-31 22:12:00,447 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-31 22:12:00,447 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-31 22:12:00,447 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-31 22:12:00,448 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-31 22:12:00,448 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-31 22:12:00,449 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-31 22:12:00,449 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-31 22:12:00,449 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-31 22:12:00,450 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_105eeb71-5bb3-423b-817f-368d82196731/bin/uautomizer-verify-4GaUIPS5ZU/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_105eeb71-5bb3-423b-817f-368d82196731/bin/uautomizer-verify-4GaUIPS5ZU Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 01186d000498d57447d1d7ea86dd893215c56febea2169abeb96f12030a58ea4 [2024-10-31 22:12:00,746 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-31 22:12:00,776 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-31 22:12:00,780 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-31 22:12:00,782 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-31 22:12:00,782 INFO L274 PluginConnector]: CDTParser initialized [2024-10-31 22:12:00,784 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_105eeb71-5bb3-423b-817f-368d82196731/bin/uautomizer-verify-4GaUIPS5ZU/../../sv-benchmarks/c/weaver/popl20-bad-ring-nondet.wvr.c Unable to find full path for "g++" [2024-10-31 22:12:02,807 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-31 22:12:03,052 INFO L384 CDTParser]: Found 1 translation units. [2024-10-31 22:12:03,053 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_105eeb71-5bb3-423b-817f-368d82196731/sv-benchmarks/c/weaver/popl20-bad-ring-nondet.wvr.c [2024-10-31 22:12:03,066 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_105eeb71-5bb3-423b-817f-368d82196731/bin/uautomizer-verify-4GaUIPS5ZU/data/f62d0fec4/94dc5c7563164411bfcba391448b0ad7/FLAG9cbca58cc [2024-10-31 22:12:03,402 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_105eeb71-5bb3-423b-817f-368d82196731/bin/uautomizer-verify-4GaUIPS5ZU/data/f62d0fec4/94dc5c7563164411bfcba391448b0ad7 [2024-10-31 22:12:03,405 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-31 22:12:03,406 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-31 22:12:03,408 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-31 22:12:03,408 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-31 22:12:03,416 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-31 22:12:03,417 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:12:03" (1/1) ... [2024-10-31 22:12:03,418 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c156914 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:12:03, skipping insertion in model container [2024-10-31 22:12:03,419 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:12:03" (1/1) ... [2024-10-31 22:12:03,449 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-31 22:12:03,773 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:12:03,793 INFO L200 MainTranslator]: Completed pre-run [2024-10-31 22:12:03,866 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:12:03,889 INFO L204 MainTranslator]: Completed translation [2024-10-31 22:12:03,890 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:12:03 WrapperNode [2024-10-31 22:12:03,890 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-31 22:12:03,891 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-31 22:12:03,892 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-31 22:12:03,892 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-31 22:12:03,900 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:12:03" (1/1) ... [2024-10-31 22:12:03,915 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:12:03" (1/1) ... [2024-10-31 22:12:03,967 INFO L138 Inliner]: procedures = 24, calls = 49, calls flagged for inlining = 17, calls inlined = 21, statements flattened = 613 [2024-10-31 22:12:03,967 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-31 22:12:03,968 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-31 22:12:03,968 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-31 22:12:03,968 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-31 22:12:03,980 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:12:03" (1/1) ... [2024-10-31 22:12:03,980 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:12:03" (1/1) ... [2024-10-31 22:12:03,987 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:12:03" (1/1) ... [2024-10-31 22:12:03,987 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:12:03" (1/1) ... [2024-10-31 22:12:04,009 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:12:03" (1/1) ... [2024-10-31 22:12:04,019 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:12:03" (1/1) ... [2024-10-31 22:12:04,025 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:12:03" (1/1) ... [2024-10-31 22:12:04,031 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:12:03" (1/1) ... [2024-10-31 22:12:04,036 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-31 22:12:04,037 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-31 22:12:04,037 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-31 22:12:04,037 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-31 22:12:04,039 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:12:03" (1/1) ... [2024-10-31 22:12:04,049 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 22:12:04,060 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_105eeb71-5bb3-423b-817f-368d82196731/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:12:04,074 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_105eeb71-5bb3-423b-817f-368d82196731/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-31 22:12:04,081 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_105eeb71-5bb3-423b-817f-368d82196731/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-31 22:12:04,113 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-31 22:12:04,113 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-10-31 22:12:04,114 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-10-31 22:12:04,114 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-10-31 22:12:04,114 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-10-31 22:12:04,115 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-10-31 22:12:04,115 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-10-31 22:12:04,115 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-10-31 22:12:04,115 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-10-31 22:12:04,115 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-10-31 22:12:04,115 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-10-31 22:12:04,116 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-31 22:12:04,116 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-31 22:12:04,118 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-31 22:12:04,118 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-10-31 22:12:04,120 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-10-31 22:12:04,314 INFO L238 CfgBuilder]: Building ICFG [2024-10-31 22:12:04,317 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-31 22:12:05,504 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-10-31 22:12:05,504 INFO L287 CfgBuilder]: Performing block encoding [2024-10-31 22:12:06,115 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-31 22:12:06,116 INFO L316 CfgBuilder]: Removed 6 assume(true) statements. [2024-10-31 22:12:06,116 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:12:06 BoogieIcfgContainer [2024-10-31 22:12:06,116 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-31 22:12:06,121 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-31 22:12:06,121 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-31 22:12:06,125 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-31 22:12:06,125 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.10 10:12:03" (1/3) ... [2024-10-31 22:12:06,126 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14f6f6c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 10:12:06, skipping insertion in model container [2024-10-31 22:12:06,127 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:12:03" (2/3) ... [2024-10-31 22:12:06,128 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14f6f6c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 10:12:06, skipping insertion in model container [2024-10-31 22:12:06,128 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:12:06" (3/3) ... [2024-10-31 22:12:06,130 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-bad-ring-nondet.wvr.c [2024-10-31 22:12:06,151 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-31 22:12:06,152 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 90 error locations. [2024-10-31 22:12:06,152 INFO L489 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-10-31 22:12:06,355 INFO L143 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2024-10-31 22:12:06,417 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 471 places, 487 transitions, 995 flow [2024-10-31 22:12:06,647 INFO L124 PetriNetUnfolderBase]: 26/484 cut-off events. [2024-10-31 22:12:06,648 INFO L125 PetriNetUnfolderBase]: For 3/3 co-relation queries the response was YES. [2024-10-31 22:12:06,655 INFO L83 FinitePrefix]: Finished finitePrefix Result has 497 conditions, 484 events. 26/484 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 24. Compared 782 event pairs, 0 based on Foata normal form. 0/368 useless extension candidates. Maximal degree in co-relation 432. Up to 3 conditions per place. [2024-10-31 22:12:06,655 INFO L82 GeneralOperation]: Start removeDead. Operand has 471 places, 487 transitions, 995 flow [2024-10-31 22:12:06,666 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 452 places, 467 transitions, 952 flow [2024-10-31 22:12:06,675 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-31 22:12:06,681 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;@9c24852, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-31 22:12:06,682 INFO L334 AbstractCegarLoop]: Starting to check reachability of 159 error locations. [2024-10-31 22:12:06,687 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-10-31 22:12:06,687 INFO L124 PetriNetUnfolderBase]: 0/30 cut-off events. [2024-10-31 22:12:06,687 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-10-31 22:12:06,687 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:12:06,688 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:12:06,689 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-10-31 22:12:06,694 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:12:06,694 INFO L85 PathProgramCache]: Analyzing trace with hash 944550757, now seen corresponding path program 1 times [2024-10-31 22:12:06,704 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:12:06,705 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1745772099] [2024-10-31 22:12:06,705 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:12:06,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:12:06,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:12:06,925 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:12:06,926 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:12:06,926 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1745772099] [2024-10-31 22:12:06,927 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1745772099] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:12:06,928 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:12:06,928 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:12:06,930 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [100923028] [2024-10-31 22:12:06,930 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:12:06,940 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:12:06,947 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:12:06,978 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:12:06,979 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:12:07,034 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 388 out of 487 [2024-10-31 22:12:07,045 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 452 places, 467 transitions, 952 flow. Second operand has 3 states, 3 states have (on average 389.3333333333333) internal successors, (1168), 3 states have internal predecessors, (1168), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:12:07,045 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:12:07,049 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 388 of 487 [2024-10-31 22:12:07,050 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:12:07,589 INFO L124 PetriNetUnfolderBase]: 152/817 cut-off events. [2024-10-31 22:12:07,589 INFO L125 PetriNetUnfolderBase]: For 54/54 co-relation queries the response was YES. [2024-10-31 22:12:07,594 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1097 conditions, 817 events. 152/817 cut-off events. For 54/54 co-relation queries the response was YES. Maximal size of possible extension queue 32. Compared 3095 event pairs, 92 based on Foata normal form. 90/808 useless extension candidates. Maximal degree in co-relation 706. Up to 219 conditions per place. [2024-10-31 22:12:07,600 INFO L140 encePairwiseOnDemand]: 410/487 looper letters, 19 selfloop transitions, 2 changer transitions 7/392 dead transitions. [2024-10-31 22:12:07,600 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 395 places, 392 transitions, 844 flow [2024-10-31 22:12:07,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:12:07,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-31 22:12:07,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1260 transitions. [2024-10-31 22:12:07,624 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8624229979466119 [2024-10-31 22:12:07,626 INFO L175 Difference]: Start difference. First operand has 452 places, 467 transitions, 952 flow. Second operand 3 states and 1260 transitions. [2024-10-31 22:12:07,628 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 395 places, 392 transitions, 844 flow [2024-10-31 22:12:07,636 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 389 places, 392 transitions, 832 flow, removed 0 selfloop flow, removed 6 redundant places. [2024-10-31 22:12:07,646 INFO L231 Difference]: Finished difference. Result has 389 places, 385 transitions, 780 flow [2024-10-31 22:12:07,649 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=487, PETRI_DIFFERENCE_MINUEND_FLOW=790, PETRI_DIFFERENCE_MINUEND_PLACES=387, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=392, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=390, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=780, PETRI_PLACES=389, PETRI_TRANSITIONS=385} [2024-10-31 22:12:07,656 INFO L277 CegarLoopForPetriNet]: 452 programPoint places, -63 predicate places. [2024-10-31 22:12:07,656 INFO L471 AbstractCegarLoop]: Abstraction has has 389 places, 385 transitions, 780 flow [2024-10-31 22:12:07,657 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 389.3333333333333) internal successors, (1168), 3 states have internal predecessors, (1168), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:12:07,658 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:12:07,659 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:12:07,659 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-31 22:12:07,660 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-10-31 22:12:07,661 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:12:07,661 INFO L85 PathProgramCache]: Analyzing trace with hash -1141289306, now seen corresponding path program 1 times [2024-10-31 22:12:07,662 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:12:07,662 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [408406167] [2024-10-31 22:12:07,662 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:12:07,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:12:07,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:12:07,782 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:12:07,782 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:12:07,782 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [408406167] [2024-10-31 22:12:07,783 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [408406167] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:12:07,783 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:12:07,784 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:12:07,784 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1057361864] [2024-10-31 22:12:07,784 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:12:07,786 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:12:07,787 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:12:07,788 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:12:07,788 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:12:07,824 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 388 out of 487 [2024-10-31 22:12:07,826 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 389 places, 385 transitions, 780 flow. Second operand has 3 states, 3 states have (on average 389.3333333333333) internal successors, (1168), 3 states have internal predecessors, (1168), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:12:07,827 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:12:07,827 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 388 of 487 [2024-10-31 22:12:07,827 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:12:08,142 INFO L124 PetriNetUnfolderBase]: 152/809 cut-off events. [2024-10-31 22:12:08,142 INFO L125 PetriNetUnfolderBase]: For 10/10 co-relation queries the response was YES. [2024-10-31 22:12:08,145 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1055 conditions, 809 events. 152/809 cut-off events. For 10/10 co-relation queries the response was YES. Maximal size of possible extension queue 44. Compared 3420 event pairs, 92 based on Foata normal form. 0/710 useless extension candidates. Maximal degree in co-relation 1016. Up to 219 conditions per place. [2024-10-31 22:12:08,150 INFO L140 encePairwiseOnDemand]: 484/487 looper letters, 19 selfloop transitions, 2 changer transitions 0/384 dead transitions. [2024-10-31 22:12:08,150 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 383 places, 384 transitions, 820 flow [2024-10-31 22:12:08,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:12:08,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-31 22:12:08,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1186 transitions. [2024-10-31 22:12:08,154 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.811772758384668 [2024-10-31 22:12:08,154 INFO L175 Difference]: Start difference. First operand has 389 places, 385 transitions, 780 flow. Second operand 3 states and 1186 transitions. [2024-10-31 22:12:08,154 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 383 places, 384 transitions, 820 flow [2024-10-31 22:12:08,158 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 381 places, 384 transitions, 816 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-31 22:12:08,165 INFO L231 Difference]: Finished difference. Result has 381 places, 384 transitions, 778 flow [2024-10-31 22:12:08,166 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=487, PETRI_DIFFERENCE_MINUEND_FLOW=774, PETRI_DIFFERENCE_MINUEND_PLACES=379, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=384, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=382, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=778, PETRI_PLACES=381, PETRI_TRANSITIONS=384} [2024-10-31 22:12:08,167 INFO L277 CegarLoopForPetriNet]: 452 programPoint places, -71 predicate places. [2024-10-31 22:12:08,167 INFO L471 AbstractCegarLoop]: Abstraction has has 381 places, 384 transitions, 778 flow [2024-10-31 22:12:08,168 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 389.3333333333333) internal successors, (1168), 3 states have internal predecessors, (1168), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:12:08,169 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:12:08,169 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:12:08,170 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-31 22:12:08,171 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-10-31 22:12:08,171 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:12:08,172 INFO L85 PathProgramCache]: Analyzing trace with hash -1724449037, now seen corresponding path program 1 times [2024-10-31 22:12:08,173 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:12:08,173 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1576394984] [2024-10-31 22:12:08,173 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:12:08,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:12:08,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:12:08,272 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:12:08,273 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:12:08,273 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1576394984] [2024-10-31 22:12:08,273 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1576394984] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:12:08,273 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:12:08,274 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:12:08,274 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [637513532] [2024-10-31 22:12:08,274 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:12:08,274 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:12:08,275 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:12:08,275 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:12:08,275 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:12:08,293 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 389 out of 487 [2024-10-31 22:12:08,296 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 381 places, 384 transitions, 778 flow. Second operand has 3 states, 3 states have (on average 390.3333333333333) internal successors, (1171), 3 states have internal predecessors, (1171), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:12:08,297 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:12:08,297 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 389 of 487 [2024-10-31 22:12:08,297 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:12:08,540 INFO L124 PetriNetUnfolderBase]: 127/724 cut-off events. [2024-10-31 22:12:08,541 INFO L125 PetriNetUnfolderBase]: For 10/10 co-relation queries the response was YES. [2024-10-31 22:12:08,543 INFO L83 FinitePrefix]: Finished finitePrefix Result has 930 conditions, 724 events. 127/724 cut-off events. For 10/10 co-relation queries the response was YES. Maximal size of possible extension queue 31. Compared 2549 event pairs, 74 based on Foata normal form. 0/638 useless extension candidates. Maximal degree in co-relation 883. Up to 183 conditions per place. [2024-10-31 22:12:08,546 INFO L140 encePairwiseOnDemand]: 484/487 looper letters, 18 selfloop transitions, 2 changer transitions 0/383 dead transitions. [2024-10-31 22:12:08,547 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 382 places, 383 transitions, 816 flow [2024-10-31 22:12:08,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:12:08,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-31 22:12:08,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1188 transitions. [2024-10-31 22:12:08,551 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.813141683778234 [2024-10-31 22:12:08,551 INFO L175 Difference]: Start difference. First operand has 381 places, 384 transitions, 778 flow. Second operand 3 states and 1188 transitions. [2024-10-31 22:12:08,551 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 382 places, 383 transitions, 816 flow [2024-10-31 22:12:08,554 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 380 places, 383 transitions, 812 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-31 22:12:08,558 INFO L231 Difference]: Finished difference. Result has 380 places, 383 transitions, 776 flow [2024-10-31 22:12:08,560 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=487, PETRI_DIFFERENCE_MINUEND_FLOW=772, PETRI_DIFFERENCE_MINUEND_PLACES=378, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=383, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=381, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=776, PETRI_PLACES=380, PETRI_TRANSITIONS=383} [2024-10-31 22:12:08,561 INFO L277 CegarLoopForPetriNet]: 452 programPoint places, -72 predicate places. [2024-10-31 22:12:08,562 INFO L471 AbstractCegarLoop]: Abstraction has has 380 places, 383 transitions, 776 flow [2024-10-31 22:12:08,562 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 390.3333333333333) internal successors, (1171), 3 states have internal predecessors, (1171), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:12:08,563 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:12:08,563 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:12:08,563 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-31 22:12:08,564 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-10-31 22:12:08,564 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:12:08,565 INFO L85 PathProgramCache]: Analyzing trace with hash -1583434362, now seen corresponding path program 1 times [2024-10-31 22:12:08,565 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:12:08,565 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1783740991] [2024-10-31 22:12:08,565 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:12:08,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:12:08,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:12:08,652 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:12:08,653 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:12:08,653 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1783740991] [2024-10-31 22:12:08,653 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1783740991] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:12:08,654 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:12:08,655 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:12:08,655 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1318663752] [2024-10-31 22:12:08,655 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:12:08,656 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:12:08,657 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:12:08,658 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:12:08,659 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:12:08,680 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 389 out of 487 [2024-10-31 22:12:08,682 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 380 places, 383 transitions, 776 flow. Second operand has 3 states, 3 states have (on average 390.3333333333333) internal successors, (1171), 3 states have internal predecessors, (1171), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:12:08,682 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:12:08,682 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 389 of 487 [2024-10-31 22:12:08,682 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:12:08,916 INFO L124 PetriNetUnfolderBase]: 127/723 cut-off events. [2024-10-31 22:12:08,916 INFO L125 PetriNetUnfolderBase]: For 10/10 co-relation queries the response was YES. [2024-10-31 22:12:08,919 INFO L83 FinitePrefix]: Finished finitePrefix Result has 929 conditions, 723 events. 127/723 cut-off events. For 10/10 co-relation queries the response was YES. Maximal size of possible extension queue 31. Compared 2554 event pairs, 74 based on Foata normal form. 0/638 useless extension candidates. Maximal degree in co-relation 874. Up to 183 conditions per place. [2024-10-31 22:12:08,922 INFO L140 encePairwiseOnDemand]: 484/487 looper letters, 18 selfloop transitions, 2 changer transitions 0/382 dead transitions. [2024-10-31 22:12:08,923 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 381 places, 382 transitions, 814 flow [2024-10-31 22:12:08,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:12:08,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-31 22:12:08,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1188 transitions. [2024-10-31 22:12:08,926 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.813141683778234 [2024-10-31 22:12:08,926 INFO L175 Difference]: Start difference. First operand has 380 places, 383 transitions, 776 flow. Second operand 3 states and 1188 transitions. [2024-10-31 22:12:08,926 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 381 places, 382 transitions, 814 flow [2024-10-31 22:12:08,929 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 379 places, 382 transitions, 810 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-31 22:12:08,934 INFO L231 Difference]: Finished difference. Result has 379 places, 382 transitions, 774 flow [2024-10-31 22:12:08,935 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=487, PETRI_DIFFERENCE_MINUEND_FLOW=770, PETRI_DIFFERENCE_MINUEND_PLACES=377, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=382, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=380, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=774, PETRI_PLACES=379, PETRI_TRANSITIONS=382} [2024-10-31 22:12:08,937 INFO L277 CegarLoopForPetriNet]: 452 programPoint places, -73 predicate places. [2024-10-31 22:12:08,937 INFO L471 AbstractCegarLoop]: Abstraction has has 379 places, 382 transitions, 774 flow [2024-10-31 22:12:08,938 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 390.3333333333333) internal successors, (1171), 3 states have internal predecessors, (1171), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:12:08,939 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:12:08,939 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:12:08,939 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-31 22:12:08,939 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-10-31 22:12:08,940 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:12:08,941 INFO L85 PathProgramCache]: Analyzing trace with hash -1551840002, now seen corresponding path program 1 times [2024-10-31 22:12:08,942 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:12:08,942 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [158774781] [2024-10-31 22:12:08,942 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:12:08,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:12:08,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:12:09,024 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:12:09,024 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:12:09,025 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [158774781] [2024-10-31 22:12:09,025 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [158774781] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:12:09,025 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:12:09,025 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:12:09,025 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [91179075] [2024-10-31 22:12:09,026 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:12:09,026 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:12:09,026 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:12:09,027 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:12:09,027 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:12:09,044 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 390 out of 487 [2024-10-31 22:12:09,046 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 379 places, 382 transitions, 774 flow. Second operand has 3 states, 3 states have (on average 391.0) internal successors, (1173), 3 states have internal predecessors, (1173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:12:09,047 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:12:09,047 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 390 of 487 [2024-10-31 22:12:09,047 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:12:09,327 INFO L124 PetriNetUnfolderBase]: 187/960 cut-off events. [2024-10-31 22:12:09,327 INFO L125 PetriNetUnfolderBase]: For 10/10 co-relation queries the response was YES. [2024-10-31 22:12:09,331 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1255 conditions, 960 events. 187/960 cut-off events. For 10/10 co-relation queries the response was YES. Maximal size of possible extension queue 45. Compared 4601 event pairs, 110 based on Foata normal form. 0/845 useless extension candidates. Maximal degree in co-relation 1192. Up to 264 conditions per place. [2024-10-31 22:12:09,335 INFO L140 encePairwiseOnDemand]: 484/487 looper letters, 18 selfloop transitions, 1 changer transitions 0/380 dead transitions. [2024-10-31 22:12:09,335 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 379 places, 380 transitions, 808 flow [2024-10-31 22:12:09,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:12:09,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-31 22:12:09,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1191 transitions. [2024-10-31 22:12:09,338 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8151950718685832 [2024-10-31 22:12:09,338 INFO L175 Difference]: Start difference. First operand has 379 places, 382 transitions, 774 flow. Second operand 3 states and 1191 transitions. [2024-10-31 22:12:09,339 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 379 places, 380 transitions, 808 flow [2024-10-31 22:12:09,341 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 377 places, 380 transitions, 804 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-31 22:12:09,350 INFO L231 Difference]: Finished difference. Result has 377 places, 380 transitions, 768 flow [2024-10-31 22:12:09,351 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=487, PETRI_DIFFERENCE_MINUEND_FLOW=766, PETRI_DIFFERENCE_MINUEND_PLACES=375, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=380, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=379, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=768, PETRI_PLACES=377, PETRI_TRANSITIONS=380} [2024-10-31 22:12:09,352 INFO L277 CegarLoopForPetriNet]: 452 programPoint places, -75 predicate places. [2024-10-31 22:12:09,352 INFO L471 AbstractCegarLoop]: Abstraction has has 377 places, 380 transitions, 768 flow [2024-10-31 22:12:09,353 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 391.0) internal successors, (1173), 3 states have internal predecessors, (1173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:12:09,353 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:12:09,354 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:12:09,354 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-10-31 22:12:09,354 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-10-31 22:12:09,355 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:12:09,355 INFO L85 PathProgramCache]: Analyzing trace with hash 1156261316, now seen corresponding path program 1 times [2024-10-31 22:12:09,355 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:12:09,356 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1964872504] [2024-10-31 22:12:09,356 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:12:09,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:12:09,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:12:10,211 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:12:10,212 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:12:10,212 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1964872504] [2024-10-31 22:12:10,212 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1964872504] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:12:10,212 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:12:10,213 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-31 22:12:10,213 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1310463045] [2024-10-31 22:12:10,213 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:12:10,213 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-31 22:12:10,214 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:12:10,216 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-31 22:12:10,216 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-10-31 22:12:10,548 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 351 out of 487 [2024-10-31 22:12:10,551 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 377 places, 380 transitions, 768 flow. Second operand has 6 states, 6 states have (on average 352.5) internal successors, (2115), 6 states have internal predecessors, (2115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:12:10,551 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:12:10,551 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 351 of 487 [2024-10-31 22:12:10,551 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:12:11,040 INFO L124 PetriNetUnfolderBase]: 244/1267 cut-off events. [2024-10-31 22:12:11,040 INFO L125 PetriNetUnfolderBase]: For 10/10 co-relation queries the response was YES. [2024-10-31 22:12:11,044 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1662 conditions, 1267 events. 244/1267 cut-off events. For 10/10 co-relation queries the response was YES. Maximal size of possible extension queue 34. Compared 6294 event pairs, 128 based on Foata normal form. 0/1069 useless extension candidates. Maximal degree in co-relation 1600. Up to 348 conditions per place. [2024-10-31 22:12:11,050 INFO L140 encePairwiseOnDemand]: 469/487 looper letters, 42 selfloop transitions, 15 changer transitions 0/377 dead transitions. [2024-10-31 22:12:11,051 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 379 places, 377 transitions, 876 flow [2024-10-31 22:12:11,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-31 22:12:11,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-10-31 22:12:11,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 2166 transitions. [2024-10-31 22:12:11,056 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7412731006160165 [2024-10-31 22:12:11,056 INFO L175 Difference]: Start difference. First operand has 377 places, 380 transitions, 768 flow. Second operand 6 states and 2166 transitions. [2024-10-31 22:12:11,057 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 379 places, 377 transitions, 876 flow [2024-10-31 22:12:11,059 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 378 places, 377 transitions, 875 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-10-31 22:12:11,064 INFO L231 Difference]: Finished difference. Result has 378 places, 377 transitions, 791 flow [2024-10-31 22:12:11,065 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=487, PETRI_DIFFERENCE_MINUEND_FLOW=761, PETRI_DIFFERENCE_MINUEND_PLACES=373, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=377, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=15, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=362, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=791, PETRI_PLACES=378, PETRI_TRANSITIONS=377} [2024-10-31 22:12:11,067 INFO L277 CegarLoopForPetriNet]: 452 programPoint places, -74 predicate places. [2024-10-31 22:12:11,068 INFO L471 AbstractCegarLoop]: Abstraction has has 378 places, 377 transitions, 791 flow [2024-10-31 22:12:11,069 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 352.5) internal successors, (2115), 6 states have internal predecessors, (2115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:12:11,069 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:12:11,070 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:12:11,070 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-10-31 22:12:11,070 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-10-31 22:12:11,071 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:12:11,071 INFO L85 PathProgramCache]: Analyzing trace with hash -202322262, now seen corresponding path program 1 times [2024-10-31 22:12:11,071 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:12:11,072 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1596019031] [2024-10-31 22:12:11,072 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:12:11,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:12:11,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:12:11,141 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:12:11,142 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:12:11,142 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1596019031] [2024-10-31 22:12:11,142 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1596019031] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:12:11,142 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:12:11,142 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:12:11,143 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1544556069] [2024-10-31 22:12:11,147 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:12:11,147 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:12:11,148 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:12:11,148 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:12:11,148 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:12:11,166 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 389 out of 487 [2024-10-31 22:12:11,167 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 378 places, 377 transitions, 791 flow. Second operand has 3 states, 3 states have (on average 390.3333333333333) internal successors, (1171), 3 states have internal predecessors, (1171), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:12:11,168 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:12:11,168 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 389 of 487 [2024-10-31 22:12:11,168 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:12:11,485 INFO L124 PetriNetUnfolderBase]: 173/1232 cut-off events. [2024-10-31 22:12:11,486 INFO L125 PetriNetUnfolderBase]: For 10/10 co-relation queries the response was YES. [2024-10-31 22:12:11,490 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1488 conditions, 1232 events. 173/1232 cut-off events. For 10/10 co-relation queries the response was YES. Maximal size of possible extension queue 32. Compared 6257 event pairs, 74 based on Foata normal form. 0/1029 useless extension candidates. Maximal degree in co-relation 1440. Up to 219 conditions per place. [2024-10-31 22:12:11,494 INFO L140 encePairwiseOnDemand]: 484/487 looper letters, 18 selfloop transitions, 2 changer transitions 0/376 dead transitions. [2024-10-31 22:12:11,495 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 379 places, 376 transitions, 829 flow [2024-10-31 22:12:11,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:12:11,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-31 22:12:11,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1188 transitions. [2024-10-31 22:12:11,498 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.813141683778234 [2024-10-31 22:12:11,498 INFO L175 Difference]: Start difference. First operand has 378 places, 377 transitions, 791 flow. Second operand 3 states and 1188 transitions. [2024-10-31 22:12:11,499 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 379 places, 376 transitions, 829 flow [2024-10-31 22:12:11,501 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 374 places, 376 transitions, 799 flow, removed 0 selfloop flow, removed 5 redundant places. [2024-10-31 22:12:11,506 INFO L231 Difference]: Finished difference. Result has 374 places, 376 transitions, 763 flow [2024-10-31 22:12:11,507 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=487, PETRI_DIFFERENCE_MINUEND_FLOW=759, PETRI_DIFFERENCE_MINUEND_PLACES=372, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=376, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=374, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=763, PETRI_PLACES=374, PETRI_TRANSITIONS=376} [2024-10-31 22:12:11,508 INFO L277 CegarLoopForPetriNet]: 452 programPoint places, -78 predicate places. [2024-10-31 22:12:11,508 INFO L471 AbstractCegarLoop]: Abstraction has has 374 places, 376 transitions, 763 flow [2024-10-31 22:12:11,509 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 390.3333333333333) internal successors, (1171), 3 states have internal predecessors, (1171), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:12:11,509 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:12:11,510 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:12:11,510 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-10-31 22:12:11,510 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-10-31 22:12:11,511 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:12:11,511 INFO L85 PathProgramCache]: Analyzing trace with hash -542056259, now seen corresponding path program 1 times [2024-10-31 22:12:11,511 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:12:11,511 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1581613956] [2024-10-31 22:12:11,512 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:12:11,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:12:11,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:12:11,560 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:12:11,561 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:12:11,561 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1581613956] [2024-10-31 22:12:11,562 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1581613956] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:12:11,562 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:12:11,563 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:12:11,564 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1783377829] [2024-10-31 22:12:11,564 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:12:11,564 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:12:11,565 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:12:11,565 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:12:11,565 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:12:11,574 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 393 out of 487 [2024-10-31 22:12:11,576 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 374 places, 376 transitions, 763 flow. Second operand has 3 states, 3 states have (on average 394.0) internal successors, (1182), 3 states have internal predecessors, (1182), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:12:11,576 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:12:11,577 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 393 of 487 [2024-10-31 22:12:11,577 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:12:11,794 INFO L124 PetriNetUnfolderBase]: 151/754 cut-off events. [2024-10-31 22:12:11,795 INFO L125 PetriNetUnfolderBase]: For 10/10 co-relation queries the response was YES. [2024-10-31 22:12:11,798 INFO L83 FinitePrefix]: Finished finitePrefix Result has 979 conditions, 754 events. 151/754 cut-off events. For 10/10 co-relation queries the response was YES. Maximal size of possible extension queue 31. Compared 2675 event pairs, 73 based on Foata normal form. 0/667 useless extension candidates. Maximal degree in co-relation 916. Up to 202 conditions per place. [2024-10-31 22:12:11,802 INFO L140 encePairwiseOnDemand]: 485/487 looper letters, 16 selfloop transitions, 1 changer transitions 0/375 dead transitions. [2024-10-31 22:12:11,802 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 375 places, 375 transitions, 795 flow [2024-10-31 22:12:11,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:12:11,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-31 22:12:11,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1197 transitions. [2024-10-31 22:12:11,805 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8193018480492813 [2024-10-31 22:12:11,806 INFO L175 Difference]: Start difference. First operand has 374 places, 376 transitions, 763 flow. Second operand 3 states and 1197 transitions. [2024-10-31 22:12:11,806 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 375 places, 375 transitions, 795 flow [2024-10-31 22:12:11,809 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 373 places, 375 transitions, 791 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-31 22:12:11,813 INFO L231 Difference]: Finished difference. Result has 373 places, 375 transitions, 759 flow [2024-10-31 22:12:11,814 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=487, PETRI_DIFFERENCE_MINUEND_FLOW=757, PETRI_DIFFERENCE_MINUEND_PLACES=371, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=375, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=374, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=759, PETRI_PLACES=373, PETRI_TRANSITIONS=375} [2024-10-31 22:12:11,817 INFO L277 CegarLoopForPetriNet]: 452 programPoint places, -79 predicate places. [2024-10-31 22:12:11,818 INFO L471 AbstractCegarLoop]: Abstraction has has 373 places, 375 transitions, 759 flow [2024-10-31 22:12:11,819 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 394.0) internal successors, (1182), 3 states have internal predecessors, (1182), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:12:11,820 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:12:11,824 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:12:11,824 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-10-31 22:12:11,824 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-10-31 22:12:11,825 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:12:11,825 INFO L85 PathProgramCache]: Analyzing trace with hash 1389404503, now seen corresponding path program 1 times [2024-10-31 22:12:11,825 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:12:11,825 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1351285979] [2024-10-31 22:12:11,825 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:12:11,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:12:11,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:12:11,903 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:12:11,903 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:12:11,903 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1351285979] [2024-10-31 22:12:11,903 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1351285979] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:12:11,904 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:12:11,904 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:12:11,904 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1940834068] [2024-10-31 22:12:11,904 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:12:11,905 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:12:11,906 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:12:11,907 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:12:11,908 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:12:11,920 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 390 out of 487 [2024-10-31 22:12:11,921 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 373 places, 375 transitions, 759 flow. Second operand has 3 states, 3 states have (on average 391.3333333333333) internal successors, (1174), 3 states have internal predecessors, (1174), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:12:11,922 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:12:11,922 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 390 of 487 [2024-10-31 22:12:11,922 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:12:12,148 INFO L124 PetriNetUnfolderBase]: 151/753 cut-off events. [2024-10-31 22:12:12,148 INFO L125 PetriNetUnfolderBase]: For 10/10 co-relation queries the response was YES. [2024-10-31 22:12:12,151 INFO L83 FinitePrefix]: Finished finitePrefix Result has 979 conditions, 753 events. 151/753 cut-off events. For 10/10 co-relation queries the response was YES. Maximal size of possible extension queue 31. Compared 2671 event pairs, 73 based on Foata normal form. 0/667 useless extension candidates. Maximal degree in co-relation 916. Up to 204 conditions per place. [2024-10-31 22:12:12,154 INFO L140 encePairwiseOnDemand]: 484/487 looper letters, 17 selfloop transitions, 2 changer transitions 0/374 dead transitions. [2024-10-31 22:12:12,154 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 374 places, 374 transitions, 795 flow [2024-10-31 22:12:12,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:12:12,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-31 22:12:12,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1190 transitions. [2024-10-31 22:12:12,158 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8145106091718002 [2024-10-31 22:12:12,158 INFO L175 Difference]: Start difference. First operand has 373 places, 375 transitions, 759 flow. Second operand 3 states and 1190 transitions. [2024-10-31 22:12:12,158 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 374 places, 374 transitions, 795 flow [2024-10-31 22:12:12,161 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 373 places, 374 transitions, 794 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-10-31 22:12:12,165 INFO L231 Difference]: Finished difference. Result has 373 places, 374 transitions, 760 flow [2024-10-31 22:12:12,166 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=487, PETRI_DIFFERENCE_MINUEND_FLOW=756, PETRI_DIFFERENCE_MINUEND_PLACES=371, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=374, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=372, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=760, PETRI_PLACES=373, PETRI_TRANSITIONS=374} [2024-10-31 22:12:12,167 INFO L277 CegarLoopForPetriNet]: 452 programPoint places, -79 predicate places. [2024-10-31 22:12:12,167 INFO L471 AbstractCegarLoop]: Abstraction has has 373 places, 374 transitions, 760 flow [2024-10-31 22:12:12,168 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 391.3333333333333) internal successors, (1174), 3 states have internal predecessors, (1174), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:12:12,168 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:12:12,169 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:12:12,169 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-10-31 22:12:12,169 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-10-31 22:12:12,169 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:12:12,170 INFO L85 PathProgramCache]: Analyzing trace with hash 1340013418, now seen corresponding path program 1 times [2024-10-31 22:12:12,170 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:12:12,170 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1156331014] [2024-10-31 22:12:12,170 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:12:12,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:12:12,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:12:12,223 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:12:12,224 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:12:12,224 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1156331014] [2024-10-31 22:12:12,224 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1156331014] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:12:12,224 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:12:12,225 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:12:12,225 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [931389305] [2024-10-31 22:12:12,225 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:12:12,226 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:12:12,226 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:12:12,227 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:12:12,227 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:12:12,237 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 393 out of 487 [2024-10-31 22:12:12,238 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 373 places, 374 transitions, 760 flow. Second operand has 3 states, 3 states have (on average 394.0) internal successors, (1182), 3 states have internal predecessors, (1182), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:12:12,238 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:12:12,239 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 393 of 487 [2024-10-31 22:12:12,239 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:12:12,423 INFO L124 PetriNetUnfolderBase]: 151/752 cut-off events. [2024-10-31 22:12:12,423 INFO L125 PetriNetUnfolderBase]: For 10/10 co-relation queries the response was YES. [2024-10-31 22:12:12,426 INFO L83 FinitePrefix]: Finished finitePrefix Result has 978 conditions, 752 events. 151/752 cut-off events. For 10/10 co-relation queries the response was YES. Maximal size of possible extension queue 31. Compared 2670 event pairs, 73 based on Foata normal form. 0/667 useless extension candidates. Maximal degree in co-relation 915. Up to 202 conditions per place. [2024-10-31 22:12:12,430 INFO L140 encePairwiseOnDemand]: 485/487 looper letters, 16 selfloop transitions, 1 changer transitions 0/373 dead transitions. [2024-10-31 22:12:12,430 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 374 places, 373 transitions, 792 flow [2024-10-31 22:12:12,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:12:12,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-31 22:12:12,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1197 transitions. [2024-10-31 22:12:12,434 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8193018480492813 [2024-10-31 22:12:12,434 INFO L175 Difference]: Start difference. First operand has 373 places, 374 transitions, 760 flow. Second operand 3 states and 1197 transitions. [2024-10-31 22:12:12,434 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 374 places, 373 transitions, 792 flow [2024-10-31 22:12:12,436 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 372 places, 373 transitions, 788 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-31 22:12:12,441 INFO L231 Difference]: Finished difference. Result has 372 places, 373 transitions, 756 flow [2024-10-31 22:12:12,445 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=487, PETRI_DIFFERENCE_MINUEND_FLOW=754, PETRI_DIFFERENCE_MINUEND_PLACES=370, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=373, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=372, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=756, PETRI_PLACES=372, PETRI_TRANSITIONS=373} [2024-10-31 22:12:12,446 INFO L277 CegarLoopForPetriNet]: 452 programPoint places, -80 predicate places. [2024-10-31 22:12:12,446 INFO L471 AbstractCegarLoop]: Abstraction has has 372 places, 373 transitions, 756 flow [2024-10-31 22:12:12,447 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 394.0) internal successors, (1182), 3 states have internal predecessors, (1182), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:12:12,448 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:12:12,448 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:12:12,448 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-10-31 22:12:12,448 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-10-31 22:12:12,449 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:12:12,449 INFO L85 PathProgramCache]: Analyzing trace with hash -1539281297, now seen corresponding path program 1 times [2024-10-31 22:12:12,449 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:12:12,449 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1902868840] [2024-10-31 22:12:12,450 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:12:12,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:12:12,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:12:12,519 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:12:12,520 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:12:12,520 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1902868840] [2024-10-31 22:12:12,520 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1902868840] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:12:12,520 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:12:12,521 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:12:12,521 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [405408913] [2024-10-31 22:12:12,521 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:12:12,521 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:12:12,522 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:12:12,522 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:12:12,522 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:12:12,535 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 390 out of 487 [2024-10-31 22:12:12,536 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 372 places, 373 transitions, 756 flow. Second operand has 3 states, 3 states have (on average 391.3333333333333) internal successors, (1174), 3 states have internal predecessors, (1174), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:12:12,537 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:12:12,537 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 390 of 487 [2024-10-31 22:12:12,537 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:12:12,870 INFO L124 PetriNetUnfolderBase]: 151/751 cut-off events. [2024-10-31 22:12:12,871 INFO L125 PetriNetUnfolderBase]: For 10/10 co-relation queries the response was YES. [2024-10-31 22:12:12,874 INFO L83 FinitePrefix]: Finished finitePrefix Result has 978 conditions, 751 events. 151/751 cut-off events. For 10/10 co-relation queries the response was YES. Maximal size of possible extension queue 31. Compared 2665 event pairs, 73 based on Foata normal form. 0/667 useless extension candidates. Maximal degree in co-relation 915. Up to 204 conditions per place. [2024-10-31 22:12:12,878 INFO L140 encePairwiseOnDemand]: 484/487 looper letters, 17 selfloop transitions, 2 changer transitions 0/372 dead transitions. [2024-10-31 22:12:12,878 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 373 places, 372 transitions, 792 flow [2024-10-31 22:12:12,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:12:12,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-31 22:12:12,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1190 transitions. [2024-10-31 22:12:12,882 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8145106091718002 [2024-10-31 22:12:12,883 INFO L175 Difference]: Start difference. First operand has 372 places, 373 transitions, 756 flow. Second operand 3 states and 1190 transitions. [2024-10-31 22:12:12,883 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 373 places, 372 transitions, 792 flow [2024-10-31 22:12:12,886 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 372 places, 372 transitions, 791 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-10-31 22:12:12,892 INFO L231 Difference]: Finished difference. Result has 372 places, 372 transitions, 757 flow [2024-10-31 22:12:12,893 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=487, PETRI_DIFFERENCE_MINUEND_FLOW=753, PETRI_DIFFERENCE_MINUEND_PLACES=370, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=372, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=370, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=757, PETRI_PLACES=372, PETRI_TRANSITIONS=372} [2024-10-31 22:12:12,893 INFO L277 CegarLoopForPetriNet]: 452 programPoint places, -80 predicate places. [2024-10-31 22:12:12,893 INFO L471 AbstractCegarLoop]: Abstraction has has 372 places, 372 transitions, 757 flow [2024-10-31 22:12:12,894 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 391.3333333333333) internal successors, (1174), 3 states have internal predecessors, (1174), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:12:12,895 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:12:12,895 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:12:12,895 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-10-31 22:12:12,896 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-10-31 22:12:12,896 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:12:12,896 INFO L85 PathProgramCache]: Analyzing trace with hash -484482871, now seen corresponding path program 1 times [2024-10-31 22:12:12,896 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:12:12,897 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1323790595] [2024-10-31 22:12:12,897 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:12:12,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:12:12,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:12:12,985 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:12:12,986 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:12:12,986 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1323790595] [2024-10-31 22:12:12,986 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1323790595] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:12:12,986 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:12:12,987 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:12:12,987 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1121094122] [2024-10-31 22:12:12,987 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:12:12,987 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:12:12,988 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:12:12,988 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:12:12,988 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:12:13,008 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 389 out of 487 [2024-10-31 22:12:13,010 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 372 places, 372 transitions, 757 flow. Second operand has 3 states, 3 states have (on average 390.3333333333333) internal successors, (1171), 3 states have internal predecessors, (1171), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:12:13,011 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:12:13,011 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 389 of 487 [2024-10-31 22:12:13,011 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:12:13,230 INFO L124 PetriNetUnfolderBase]: 151/750 cut-off events. [2024-10-31 22:12:13,230 INFO L125 PetriNetUnfolderBase]: For 10/10 co-relation queries the response was YES. [2024-10-31 22:12:13,233 INFO L83 FinitePrefix]: Finished finitePrefix Result has 980 conditions, 750 events. 151/750 cut-off events. For 10/10 co-relation queries the response was YES. Maximal size of possible extension queue 31. Compared 2673 event pairs, 73 based on Foata normal form. 0/667 useless extension candidates. Maximal degree in co-relation 917. Up to 205 conditions per place. [2024-10-31 22:12:13,237 INFO L140 encePairwiseOnDemand]: 484/487 looper letters, 18 selfloop transitions, 2 changer transitions 0/371 dead transitions. [2024-10-31 22:12:13,237 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 373 places, 371 transitions, 795 flow [2024-10-31 22:12:13,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:12:13,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-31 22:12:13,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1188 transitions. [2024-10-31 22:12:13,240 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.813141683778234 [2024-10-31 22:12:13,240 INFO L175 Difference]: Start difference. First operand has 372 places, 372 transitions, 757 flow. Second operand 3 states and 1188 transitions. [2024-10-31 22:12:13,241 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 373 places, 371 transitions, 795 flow [2024-10-31 22:12:13,243 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 371 places, 371 transitions, 791 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-31 22:12:13,247 INFO L231 Difference]: Finished difference. Result has 371 places, 371 transitions, 755 flow [2024-10-31 22:12:13,248 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=487, PETRI_DIFFERENCE_MINUEND_FLOW=751, PETRI_DIFFERENCE_MINUEND_PLACES=369, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=371, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=369, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=755, PETRI_PLACES=371, PETRI_TRANSITIONS=371} [2024-10-31 22:12:13,249 INFO L277 CegarLoopForPetriNet]: 452 programPoint places, -81 predicate places. [2024-10-31 22:12:13,249 INFO L471 AbstractCegarLoop]: Abstraction has has 371 places, 371 transitions, 755 flow [2024-10-31 22:12:13,250 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 390.3333333333333) internal successors, (1171), 3 states have internal predecessors, (1171), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:12:13,250 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:12:13,250 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:12:13,251 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-10-31 22:12:13,251 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-10-31 22:12:13,251 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:12:13,251 INFO L85 PathProgramCache]: Analyzing trace with hash 1255669784, now seen corresponding path program 1 times [2024-10-31 22:12:13,252 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:12:13,252 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [944150537] [2024-10-31 22:12:13,252 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:12:13,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:12:13,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:12:13,322 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:12:13,322 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:12:13,322 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [944150537] [2024-10-31 22:12:13,323 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [944150537] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:12:13,323 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:12:13,323 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:12:13,323 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [466693202] [2024-10-31 22:12:13,324 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:12:13,324 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:12:13,324 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:12:13,325 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:12:13,325 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:12:13,343 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 389 out of 487 [2024-10-31 22:12:13,345 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 371 places, 371 transitions, 755 flow. Second operand has 3 states, 3 states have (on average 390.3333333333333) internal successors, (1171), 3 states have internal predecessors, (1171), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:12:13,345 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:12:13,345 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 389 of 487 [2024-10-31 22:12:13,345 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:12:13,550 INFO L124 PetriNetUnfolderBase]: 151/749 cut-off events. [2024-10-31 22:12:13,550 INFO L125 PetriNetUnfolderBase]: For 10/10 co-relation queries the response was YES. [2024-10-31 22:12:13,553 INFO L83 FinitePrefix]: Finished finitePrefix Result has 979 conditions, 749 events. 151/749 cut-off events. For 10/10 co-relation queries the response was YES. Maximal size of possible extension queue 31. Compared 2667 event pairs, 73 based on Foata normal form. 0/667 useless extension candidates. Maximal degree in co-relation 916. Up to 205 conditions per place. [2024-10-31 22:12:13,556 INFO L140 encePairwiseOnDemand]: 484/487 looper letters, 18 selfloop transitions, 2 changer transitions 0/370 dead transitions. [2024-10-31 22:12:13,556 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 372 places, 370 transitions, 793 flow [2024-10-31 22:12:13,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:12:13,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-31 22:12:13,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1188 transitions. [2024-10-31 22:12:13,559 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.813141683778234 [2024-10-31 22:12:13,560 INFO L175 Difference]: Start difference. First operand has 371 places, 371 transitions, 755 flow. Second operand 3 states and 1188 transitions. [2024-10-31 22:12:13,560 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 372 places, 370 transitions, 793 flow [2024-10-31 22:12:13,562 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 370 places, 370 transitions, 789 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-31 22:12:13,566 INFO L231 Difference]: Finished difference. Result has 370 places, 370 transitions, 753 flow [2024-10-31 22:12:13,567 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=487, PETRI_DIFFERENCE_MINUEND_FLOW=749, PETRI_DIFFERENCE_MINUEND_PLACES=368, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=370, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=368, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=753, PETRI_PLACES=370, PETRI_TRANSITIONS=370} [2024-10-31 22:12:13,568 INFO L277 CegarLoopForPetriNet]: 452 programPoint places, -82 predicate places. [2024-10-31 22:12:13,569 INFO L471 AbstractCegarLoop]: Abstraction has has 370 places, 370 transitions, 753 flow [2024-10-31 22:12:13,570 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 390.3333333333333) internal successors, (1171), 3 states have internal predecessors, (1171), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:12:13,570 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:12:13,570 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:12:13,570 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-10-31 22:12:13,570 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr15ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-10-31 22:12:13,571 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:12:13,571 INFO L85 PathProgramCache]: Analyzing trace with hash 11436703, now seen corresponding path program 1 times [2024-10-31 22:12:13,571 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:12:13,571 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1524812994] [2024-10-31 22:12:13,572 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:12:13,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:12:13,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:12:13,644 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:12:13,644 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:12:13,644 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1524812994] [2024-10-31 22:12:13,645 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1524812994] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:12:13,645 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:12:13,645 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:12:13,645 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1498895656] [2024-10-31 22:12:13,645 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:12:13,646 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:12:13,646 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:12:13,646 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:12:13,647 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:12:13,663 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 389 out of 487 [2024-10-31 22:12:13,665 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 370 places, 370 transitions, 753 flow. Second operand has 3 states, 3 states have (on average 390.3333333333333) internal successors, (1171), 3 states have internal predecessors, (1171), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:12:13,665 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:12:13,665 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 389 of 487 [2024-10-31 22:12:13,665 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:12:13,864 INFO L124 PetriNetUnfolderBase]: 151/748 cut-off events. [2024-10-31 22:12:13,865 INFO L125 PetriNetUnfolderBase]: For 10/10 co-relation queries the response was YES. [2024-10-31 22:12:13,868 INFO L83 FinitePrefix]: Finished finitePrefix Result has 978 conditions, 748 events. 151/748 cut-off events. For 10/10 co-relation queries the response was YES. Maximal size of possible extension queue 31. Compared 2663 event pairs, 73 based on Foata normal form. 0/667 useless extension candidates. Maximal degree in co-relation 915. Up to 205 conditions per place. [2024-10-31 22:12:13,872 INFO L140 encePairwiseOnDemand]: 484/487 looper letters, 18 selfloop transitions, 2 changer transitions 0/369 dead transitions. [2024-10-31 22:12:13,872 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 371 places, 369 transitions, 791 flow [2024-10-31 22:12:13,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:12:13,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-31 22:12:13,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1188 transitions. [2024-10-31 22:12:13,875 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.813141683778234 [2024-10-31 22:12:13,875 INFO L175 Difference]: Start difference. First operand has 370 places, 370 transitions, 753 flow. Second operand 3 states and 1188 transitions. [2024-10-31 22:12:13,875 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 371 places, 369 transitions, 791 flow [2024-10-31 22:12:13,878 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 369 places, 369 transitions, 787 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-31 22:12:13,882 INFO L231 Difference]: Finished difference. Result has 369 places, 369 transitions, 751 flow [2024-10-31 22:12:13,883 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=487, PETRI_DIFFERENCE_MINUEND_FLOW=747, PETRI_DIFFERENCE_MINUEND_PLACES=367, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=369, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=367, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=751, PETRI_PLACES=369, PETRI_TRANSITIONS=369} [2024-10-31 22:12:13,884 INFO L277 CegarLoopForPetriNet]: 452 programPoint places, -83 predicate places. [2024-10-31 22:12:13,884 INFO L471 AbstractCegarLoop]: Abstraction has has 369 places, 369 transitions, 751 flow [2024-10-31 22:12:13,885 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 390.3333333333333) internal successors, (1171), 3 states have internal predecessors, (1171), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:12:13,885 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:12:13,885 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:12:13,885 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-10-31 22:12:13,886 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr16ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-10-31 22:12:13,886 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:12:13,886 INFO L85 PathProgramCache]: Analyzing trace with hash 761916835, now seen corresponding path program 1 times [2024-10-31 22:12:13,886 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:12:13,887 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [810804222] [2024-10-31 22:12:13,887 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:12:13,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:12:13,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:12:13,960 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:12:13,960 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:12:13,960 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [810804222] [2024-10-31 22:12:13,961 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [810804222] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:12:13,961 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:12:13,961 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:12:13,961 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [471207710] [2024-10-31 22:12:13,961 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:12:13,962 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:12:13,962 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:12:13,962 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:12:13,963 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:12:13,971 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 393 out of 487 [2024-10-31 22:12:13,973 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 369 places, 369 transitions, 751 flow. Second operand has 3 states, 3 states have (on average 394.0) internal successors, (1182), 3 states have internal predecessors, (1182), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:12:13,973 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:12:13,973 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 393 of 487 [2024-10-31 22:12:13,973 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:12:14,207 INFO L124 PetriNetUnfolderBase]: 164/831 cut-off events. [2024-10-31 22:12:14,208 INFO L125 PetriNetUnfolderBase]: For 9/9 co-relation queries the response was YES. [2024-10-31 22:12:14,211 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1064 conditions, 831 events. 164/831 cut-off events. For 9/9 co-relation queries the response was YES. Maximal size of possible extension queue 28. Compared 3036 event pairs, 46 based on Foata normal form. 0/719 useless extension candidates. Maximal degree in co-relation 1002. Up to 160 conditions per place. [2024-10-31 22:12:14,216 INFO L140 encePairwiseOnDemand]: 484/487 looper letters, 24 selfloop transitions, 2 changer transitions 0/377 dead transitions. [2024-10-31 22:12:14,216 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 370 places, 377 transitions, 821 flow [2024-10-31 22:12:14,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:12:14,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-31 22:12:14,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1206 transitions. [2024-10-31 22:12:14,219 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8254620123203286 [2024-10-31 22:12:14,219 INFO L175 Difference]: Start difference. First operand has 369 places, 369 transitions, 751 flow. Second operand 3 states and 1206 transitions. [2024-10-31 22:12:14,220 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 370 places, 377 transitions, 821 flow [2024-10-31 22:12:14,222 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 368 places, 377 transitions, 817 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-31 22:12:14,228 INFO L231 Difference]: Finished difference. Result has 369 places, 369 transitions, 755 flow [2024-10-31 22:12:14,229 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=487, PETRI_DIFFERENCE_MINUEND_FLOW=745, PETRI_DIFFERENCE_MINUEND_PLACES=366, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=368, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=366, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=755, PETRI_PLACES=369, PETRI_TRANSITIONS=369} [2024-10-31 22:12:14,229 INFO L277 CegarLoopForPetriNet]: 452 programPoint places, -83 predicate places. [2024-10-31 22:12:14,230 INFO L471 AbstractCegarLoop]: Abstraction has has 369 places, 369 transitions, 755 flow [2024-10-31 22:12:14,231 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 394.0) internal successors, (1182), 3 states have internal predecessors, (1182), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:12:14,231 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:12:14,231 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:12:14,231 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-10-31 22:12:14,231 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr17ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-10-31 22:12:14,232 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:12:14,232 INFO L85 PathProgramCache]: Analyzing trace with hash 1767362838, now seen corresponding path program 1 times [2024-10-31 22:12:14,232 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:12:14,232 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1938345502] [2024-10-31 22:12:14,233 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:12:14,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:12:14,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:12:14,312 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:12:14,312 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:12:14,313 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1938345502] [2024-10-31 22:12:14,313 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1938345502] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:12:14,313 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:12:14,313 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:12:14,313 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [514120183] [2024-10-31 22:12:14,313 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:12:14,314 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:12:14,314 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:12:14,314 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:12:14,315 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:12:14,348 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 387 out of 487 [2024-10-31 22:12:14,350 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 369 places, 369 transitions, 755 flow. Second operand has 3 states, 3 states have (on average 388.3333333333333) internal successors, (1165), 3 states have internal predecessors, (1165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:12:14,350 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:12:14,350 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 387 of 487 [2024-10-31 22:12:14,350 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:12:14,614 INFO L124 PetriNetUnfolderBase]: 225/990 cut-off events. [2024-10-31 22:12:14,615 INFO L125 PetriNetUnfolderBase]: For 73/73 co-relation queries the response was YES. [2024-10-31 22:12:14,619 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1438 conditions, 990 events. 225/990 cut-off events. For 73/73 co-relation queries the response was YES. Maximal size of possible extension queue 43. Compared 4569 event pairs, 127 based on Foata normal form. 0/910 useless extension candidates. Maximal degree in co-relation 1374. Up to 318 conditions per place. [2024-10-31 22:12:14,623 INFO L140 encePairwiseOnDemand]: 484/487 looper letters, 21 selfloop transitions, 2 changer transitions 0/368 dead transitions. [2024-10-31 22:12:14,623 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 370 places, 368 transitions, 799 flow [2024-10-31 22:12:14,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:12:14,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-31 22:12:14,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1184 transitions. [2024-10-31 22:12:14,627 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.810403832991102 [2024-10-31 22:12:14,627 INFO L175 Difference]: Start difference. First operand has 369 places, 369 transitions, 755 flow. Second operand 3 states and 1184 transitions. [2024-10-31 22:12:14,627 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 370 places, 368 transitions, 799 flow [2024-10-31 22:12:14,630 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 369 places, 368 transitions, 797 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-10-31 22:12:14,634 INFO L231 Difference]: Finished difference. Result has 369 places, 368 transitions, 755 flow [2024-10-31 22:12:14,635 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=487, PETRI_DIFFERENCE_MINUEND_FLOW=751, PETRI_DIFFERENCE_MINUEND_PLACES=367, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=368, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=366, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=755, PETRI_PLACES=369, PETRI_TRANSITIONS=368} [2024-10-31 22:12:14,635 INFO L277 CegarLoopForPetriNet]: 452 programPoint places, -83 predicate places. [2024-10-31 22:12:14,636 INFO L471 AbstractCegarLoop]: Abstraction has has 369 places, 368 transitions, 755 flow [2024-10-31 22:12:14,638 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 388.3333333333333) internal successors, (1165), 3 states have internal predecessors, (1165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:12:14,638 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:12:14,638 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:12:14,638 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-10-31 22:12:14,638 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-10-31 22:12:14,639 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:12:14,639 INFO L85 PathProgramCache]: Analyzing trace with hash -496023765, now seen corresponding path program 1 times [2024-10-31 22:12:14,639 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:12:14,639 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [205094892] [2024-10-31 22:12:14,640 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:12:14,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:12:14,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:12:14,719 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:12:14,720 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:12:14,720 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [205094892] [2024-10-31 22:12:14,720 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [205094892] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:12:14,720 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:12:14,720 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:12:14,721 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [960699792] [2024-10-31 22:12:14,721 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:12:14,721 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:12:14,722 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:12:14,722 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:12:14,722 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:12:14,731 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 393 out of 487 [2024-10-31 22:12:14,732 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 369 places, 368 transitions, 755 flow. Second operand has 3 states, 3 states have (on average 394.0) internal successors, (1182), 3 states have internal predecessors, (1182), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:12:14,733 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:12:14,733 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 393 of 487 [2024-10-31 22:12:14,733 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:12:14,993 INFO L124 PetriNetUnfolderBase]: 161/965 cut-off events. [2024-10-31 22:12:14,993 INFO L125 PetriNetUnfolderBase]: For 49/49 co-relation queries the response was YES. [2024-10-31 22:12:14,997 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1240 conditions, 965 events. 161/965 cut-off events. For 49/49 co-relation queries the response was YES. Maximal size of possible extension queue 30. Compared 3907 event pairs, 30 based on Foata normal form. 0/832 useless extension candidates. Maximal degree in co-relation 1177. Up to 125 conditions per place. [2024-10-31 22:12:15,001 INFO L140 encePairwiseOnDemand]: 484/487 looper letters, 26 selfloop transitions, 2 changer transitions 0/377 dead transitions. [2024-10-31 22:12:15,001 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 370 places, 377 transitions, 835 flow [2024-10-31 22:12:15,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:12:15,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-31 22:12:15,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1206 transitions. [2024-10-31 22:12:15,005 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8254620123203286 [2024-10-31 22:12:15,005 INFO L175 Difference]: Start difference. First operand has 369 places, 368 transitions, 755 flow. Second operand 3 states and 1206 transitions. [2024-10-31 22:12:15,005 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 370 places, 377 transitions, 835 flow [2024-10-31 22:12:15,007 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 368 places, 377 transitions, 831 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-31 22:12:15,012 INFO L231 Difference]: Finished difference. Result has 369 places, 368 transitions, 759 flow [2024-10-31 22:12:15,012 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=487, PETRI_DIFFERENCE_MINUEND_FLOW=749, PETRI_DIFFERENCE_MINUEND_PLACES=366, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=367, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=365, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=759, PETRI_PLACES=369, PETRI_TRANSITIONS=368} [2024-10-31 22:12:15,013 INFO L277 CegarLoopForPetriNet]: 452 programPoint places, -83 predicate places. [2024-10-31 22:12:15,013 INFO L471 AbstractCegarLoop]: Abstraction has has 369 places, 368 transitions, 759 flow [2024-10-31 22:12:15,014 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 394.0) internal successors, (1182), 3 states have internal predecessors, (1182), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:12:15,014 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:12:15,014 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:12:15,014 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-10-31 22:12:15,015 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr19ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-10-31 22:12:15,015 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:12:15,015 INFO L85 PathProgramCache]: Analyzing trace with hash 21277470, now seen corresponding path program 1 times [2024-10-31 22:12:15,015 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:12:15,016 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [975948203] [2024-10-31 22:12:15,016 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:12:15,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:12:15,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:12:15,085 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:12:15,086 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:12:15,086 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [975948203] [2024-10-31 22:12:15,086 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [975948203] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:12:15,086 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:12:15,086 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:12:15,087 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [823191691] [2024-10-31 22:12:15,087 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:12:15,087 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:12:15,088 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:12:15,088 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:12:15,088 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:12:15,098 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 390 out of 487 [2024-10-31 22:12:15,099 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 369 places, 368 transitions, 759 flow. Second operand has 3 states, 3 states have (on average 391.3333333333333) internal successors, (1174), 3 states have internal predecessors, (1174), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:12:15,100 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:12:15,100 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 390 of 487 [2024-10-31 22:12:15,100 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:12:15,313 INFO L124 PetriNetUnfolderBase]: 152/763 cut-off events. [2024-10-31 22:12:15,313 INFO L125 PetriNetUnfolderBase]: For 81/81 co-relation queries the response was YES. [2024-10-31 22:12:15,317 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1090 conditions, 763 events. 152/763 cut-off events. For 81/81 co-relation queries the response was YES. Maximal size of possible extension queue 32. Compared 2782 event pairs, 73 based on Foata normal form. 0/686 useless extension candidates. Maximal degree in co-relation 1025. Up to 214 conditions per place. [2024-10-31 22:12:15,320 INFO L140 encePairwiseOnDemand]: 484/487 looper letters, 19 selfloop transitions, 2 changer transitions 0/367 dead transitions. [2024-10-31 22:12:15,321 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 370 places, 367 transitions, 799 flow [2024-10-31 22:12:15,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:12:15,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-31 22:12:15,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1190 transitions. [2024-10-31 22:12:15,324 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8145106091718002 [2024-10-31 22:12:15,324 INFO L175 Difference]: Start difference. First operand has 369 places, 368 transitions, 759 flow. Second operand 3 states and 1190 transitions. [2024-10-31 22:12:15,324 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 370 places, 367 transitions, 799 flow [2024-10-31 22:12:15,327 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 369 places, 367 transitions, 797 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-10-31 22:12:15,331 INFO L231 Difference]: Finished difference. Result has 369 places, 367 transitions, 759 flow [2024-10-31 22:12:15,332 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=487, PETRI_DIFFERENCE_MINUEND_FLOW=755, PETRI_DIFFERENCE_MINUEND_PLACES=367, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=367, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=365, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=759, PETRI_PLACES=369, PETRI_TRANSITIONS=367} [2024-10-31 22:12:15,332 INFO L277 CegarLoopForPetriNet]: 452 programPoint places, -83 predicate places. [2024-10-31 22:12:15,333 INFO L471 AbstractCegarLoop]: Abstraction has has 369 places, 367 transitions, 759 flow [2024-10-31 22:12:15,333 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 391.3333333333333) internal successors, (1174), 3 states have internal predecessors, (1174), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:12:15,333 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:12:15,334 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:12:15,334 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-10-31 22:12:15,334 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr20ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-10-31 22:12:15,334 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:12:15,334 INFO L85 PathProgramCache]: Analyzing trace with hash -1776343927, now seen corresponding path program 1 times [2024-10-31 22:12:15,334 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:12:15,335 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [840441701] [2024-10-31 22:12:15,335 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:12:15,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:12:15,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:12:15,403 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:12:15,403 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:12:15,403 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [840441701] [2024-10-31 22:12:15,403 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [840441701] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:12:15,403 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:12:15,404 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:12:15,404 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1106683014] [2024-10-31 22:12:15,404 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:12:15,404 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:12:15,405 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:12:15,405 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:12:15,405 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:12:15,414 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 393 out of 487 [2024-10-31 22:12:15,415 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 369 places, 367 transitions, 759 flow. Second operand has 3 states, 3 states have (on average 394.0) internal successors, (1182), 3 states have internal predecessors, (1182), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:12:15,415 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:12:15,416 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 393 of 487 [2024-10-31 22:12:15,416 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:12:15,807 INFO L124 PetriNetUnfolderBase]: 236/1238 cut-off events. [2024-10-31 22:12:15,808 INFO L125 PetriNetUnfolderBase]: For 131/131 co-relation queries the response was YES. [2024-10-31 22:12:15,813 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1709 conditions, 1238 events. 236/1238 cut-off events. For 131/131 co-relation queries the response was YES. Maximal size of possible extension queue 38. Compared 6410 event pairs, 73 based on Foata normal form. 0/1084 useless extension candidates. Maximal degree in co-relation 1645. Up to 212 conditions per place. [2024-10-31 22:12:15,819 INFO L140 encePairwiseOnDemand]: 483/487 looper letters, 29 selfloop transitions, 3 changer transitions 0/379 dead transitions. [2024-10-31 22:12:15,819 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 370 places, 379 transitions, 860 flow [2024-10-31 22:12:15,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:12:15,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-31 22:12:15,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1208 transitions. [2024-10-31 22:12:15,822 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8268309377138946 [2024-10-31 22:12:15,822 INFO L175 Difference]: Start difference. First operand has 369 places, 367 transitions, 759 flow. Second operand 3 states and 1208 transitions. [2024-10-31 22:12:15,823 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 370 places, 379 transitions, 860 flow [2024-10-31 22:12:15,825 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 368 places, 379 transitions, 856 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-31 22:12:15,830 INFO L231 Difference]: Finished difference. Result has 369 places, 367 transitions, 766 flow [2024-10-31 22:12:15,830 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=487, PETRI_DIFFERENCE_MINUEND_FLOW=753, PETRI_DIFFERENCE_MINUEND_PLACES=366, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=366, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=363, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=766, PETRI_PLACES=369, PETRI_TRANSITIONS=367} [2024-10-31 22:12:15,831 INFO L277 CegarLoopForPetriNet]: 452 programPoint places, -83 predicate places. [2024-10-31 22:12:15,831 INFO L471 AbstractCegarLoop]: Abstraction has has 369 places, 367 transitions, 766 flow [2024-10-31 22:12:15,832 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 394.0) internal successors, (1182), 3 states have internal predecessors, (1182), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:12:15,832 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:12:15,832 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:12:15,832 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-10-31 22:12:15,832 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr21ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-10-31 22:12:15,833 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:12:15,833 INFO L85 PathProgramCache]: Analyzing trace with hash 1951831972, now seen corresponding path program 1 times [2024-10-31 22:12:15,833 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:12:15,833 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1036980663] [2024-10-31 22:12:15,834 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:12:15,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:12:15,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:12:15,905 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:12:15,905 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:12:15,905 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1036980663] [2024-10-31 22:12:15,905 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1036980663] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:12:15,905 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:12:15,905 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:12:15,906 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [373128869] [2024-10-31 22:12:15,906 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:12:15,906 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:12:15,906 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:12:15,907 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:12:15,907 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:12:15,920 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 390 out of 487 [2024-10-31 22:12:15,921 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 369 places, 367 transitions, 766 flow. Second operand has 3 states, 3 states have (on average 391.3333333333333) internal successors, (1174), 3 states have internal predecessors, (1174), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:12:15,922 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:12:15,922 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 390 of 487 [2024-10-31 22:12:15,922 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:12:16,207 INFO L124 PetriNetUnfolderBase]: 224/1009 cut-off events. [2024-10-31 22:12:16,208 INFO L125 PetriNetUnfolderBase]: For 209/209 co-relation queries the response was YES. [2024-10-31 22:12:16,212 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1546 conditions, 1009 events. 224/1009 cut-off events. For 209/209 co-relation queries the response was YES. Maximal size of possible extension queue 38. Compared 4544 event pairs, 123 based on Foata normal form. 0/907 useless extension candidates. Maximal degree in co-relation 1481. Up to 324 conditions per place. [2024-10-31 22:12:16,217 INFO L140 encePairwiseOnDemand]: 484/487 looper letters, 20 selfloop transitions, 2 changer transitions 0/366 dead transitions. [2024-10-31 22:12:16,218 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 370 places, 366 transitions, 808 flow [2024-10-31 22:12:16,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:12:16,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-31 22:12:16,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1190 transitions. [2024-10-31 22:12:16,221 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8145106091718002 [2024-10-31 22:12:16,221 INFO L175 Difference]: Start difference. First operand has 369 places, 367 transitions, 766 flow. Second operand 3 states and 1190 transitions. [2024-10-31 22:12:16,221 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 370 places, 366 transitions, 808 flow [2024-10-31 22:12:16,224 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 369 places, 366 transitions, 805 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-10-31 22:12:16,228 INFO L231 Difference]: Finished difference. Result has 369 places, 366 transitions, 765 flow [2024-10-31 22:12:16,229 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=487, PETRI_DIFFERENCE_MINUEND_FLOW=761, PETRI_DIFFERENCE_MINUEND_PLACES=367, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=366, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=364, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=765, PETRI_PLACES=369, PETRI_TRANSITIONS=366} [2024-10-31 22:12:16,264 INFO L277 CegarLoopForPetriNet]: 452 programPoint places, -83 predicate places. [2024-10-31 22:12:16,264 INFO L471 AbstractCegarLoop]: Abstraction has has 369 places, 366 transitions, 765 flow [2024-10-31 22:12:16,264 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 391.3333333333333) internal successors, (1174), 3 states have internal predecessors, (1174), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:12:16,265 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:12:16,265 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:12:16,265 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-10-31 22:12:16,265 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr22ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-10-31 22:12:16,266 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:12:16,266 INFO L85 PathProgramCache]: Analyzing trace with hash 1760690756, now seen corresponding path program 1 times [2024-10-31 22:12:16,266 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:12:16,266 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2065796658] [2024-10-31 22:12:16,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:12:16,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:12:16,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:12:16,345 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:12:16,346 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:12:16,346 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2065796658] [2024-10-31 22:12:16,346 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2065796658] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:12:16,347 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:12:16,347 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:12:16,347 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [323528407] [2024-10-31 22:12:16,347 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:12:16,348 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:12:16,348 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:12:16,349 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:12:16,349 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:12:16,363 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 390 out of 487 [2024-10-31 22:12:16,365 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 369 places, 366 transitions, 765 flow. Second operand has 3 states, 3 states have (on average 391.0) internal successors, (1173), 3 states have internal predecessors, (1173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:12:16,366 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:12:16,366 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 390 of 487 [2024-10-31 22:12:16,366 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:12:16,744 INFO L124 PetriNetUnfolderBase]: 323/1537 cut-off events. [2024-10-31 22:12:16,744 INFO L125 PetriNetUnfolderBase]: For 229/229 co-relation queries the response was YES. [2024-10-31 22:12:16,750 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2255 conditions, 1537 events. 323/1537 cut-off events. For 229/229 co-relation queries the response was YES. Maximal size of possible extension queue 38. Compared 8484 event pairs, 187 based on Foata normal form. 0/1318 useless extension candidates. Maximal degree in co-relation 2189. Up to 462 conditions per place. [2024-10-31 22:12:16,759 INFO L140 encePairwiseOnDemand]: 484/487 looper letters, 21 selfloop transitions, 1 changer transitions 0/364 dead transitions. [2024-10-31 22:12:16,759 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 369 places, 364 transitions, 805 flow [2024-10-31 22:12:16,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:12:16,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-31 22:12:16,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1191 transitions. [2024-10-31 22:12:16,762 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8151950718685832 [2024-10-31 22:12:16,762 INFO L175 Difference]: Start difference. First operand has 369 places, 366 transitions, 765 flow. Second operand 3 states and 1191 transitions. [2024-10-31 22:12:16,762 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 369 places, 364 transitions, 805 flow [2024-10-31 22:12:16,765 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 367 places, 364 transitions, 801 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-31 22:12:16,769 INFO L231 Difference]: Finished difference. Result has 367 places, 364 transitions, 759 flow [2024-10-31 22:12:16,770 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=487, PETRI_DIFFERENCE_MINUEND_FLOW=757, PETRI_DIFFERENCE_MINUEND_PLACES=365, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=364, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=363, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=759, PETRI_PLACES=367, PETRI_TRANSITIONS=364} [2024-10-31 22:12:16,770 INFO L277 CegarLoopForPetriNet]: 452 programPoint places, -85 predicate places. [2024-10-31 22:12:16,770 INFO L471 AbstractCegarLoop]: Abstraction has has 367 places, 364 transitions, 759 flow [2024-10-31 22:12:16,771 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 391.0) internal successors, (1173), 3 states have internal predecessors, (1173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:12:16,771 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:12:16,772 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:12:16,772 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2024-10-31 22:12:16,772 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting thread1Err0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-10-31 22:12:16,772 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:12:16,773 INFO L85 PathProgramCache]: Analyzing trace with hash 165139693, now seen corresponding path program 1 times [2024-10-31 22:12:16,773 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:12:16,773 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [513912325] [2024-10-31 22:12:16,773 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:12:16,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:12:16,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:12:16,844 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:12:16,844 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:12:16,844 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [513912325] [2024-10-31 22:12:16,844 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [513912325] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:12:16,844 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:12:16,845 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:12:16,845 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [104515377] [2024-10-31 22:12:16,845 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:12:16,845 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:12:16,846 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:12:16,846 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:12:16,846 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:12:16,858 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 391 out of 487 [2024-10-31 22:12:16,860 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 367 places, 364 transitions, 759 flow. Second operand has 3 states, 3 states have (on average 392.3333333333333) internal successors, (1177), 3 states have internal predecessors, (1177), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:12:16,860 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:12:16,860 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 391 of 487 [2024-10-31 22:12:16,860 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:12:17,246 INFO L124 PetriNetUnfolderBase]: 327/1561 cut-off events. [2024-10-31 22:12:17,246 INFO L125 PetriNetUnfolderBase]: For 237/237 co-relation queries the response was YES. [2024-10-31 22:12:17,253 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2281 conditions, 1561 events. 327/1561 cut-off events. For 237/237 co-relation queries the response was YES. Maximal size of possible extension queue 40. Compared 8557 event pairs, 151 based on Foata normal form. 0/1334 useless extension candidates. Maximal degree in co-relation 2216. Up to 383 conditions per place. [2024-10-31 22:12:17,260 INFO L140 encePairwiseOnDemand]: 484/487 looper letters, 28 selfloop transitions, 2 changer transitions 0/371 dead transitions. [2024-10-31 22:12:17,260 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 368 places, 371 transitions, 843 flow [2024-10-31 22:12:17,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:12:17,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-31 22:12:17,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1199 transitions. [2024-10-31 22:12:17,263 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8206707734428473 [2024-10-31 22:12:17,263 INFO L175 Difference]: Start difference. First operand has 367 places, 364 transitions, 759 flow. Second operand 3 states and 1199 transitions. [2024-10-31 22:12:17,263 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 368 places, 371 transitions, 843 flow [2024-10-31 22:12:17,266 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 367 places, 371 transitions, 842 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-10-31 22:12:17,270 INFO L231 Difference]: Finished difference. Result has 367 places, 363 transitions, 760 flow [2024-10-31 22:12:17,271 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=487, PETRI_DIFFERENCE_MINUEND_FLOW=756, PETRI_DIFFERENCE_MINUEND_PLACES=365, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=363, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=361, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=760, PETRI_PLACES=367, PETRI_TRANSITIONS=363} [2024-10-31 22:12:17,271 INFO L277 CegarLoopForPetriNet]: 452 programPoint places, -85 predicate places. [2024-10-31 22:12:17,271 INFO L471 AbstractCegarLoop]: Abstraction has has 367 places, 363 transitions, 760 flow [2024-10-31 22:12:17,272 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 392.3333333333333) internal successors, (1177), 3 states have internal predecessors, (1177), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:12:17,272 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:12:17,272 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:12:17,273 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2024-10-31 22:12:17,273 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting thread1Err2ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-10-31 22:12:17,273 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:12:17,273 INFO L85 PathProgramCache]: Analyzing trace with hash 1463313912, now seen corresponding path program 1 times [2024-10-31 22:12:17,274 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:12:17,274 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1291755641] [2024-10-31 22:12:17,274 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:12:17,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:12:17,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:12:17,345 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:12:17,345 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:12:17,345 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1291755641] [2024-10-31 22:12:17,345 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1291755641] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:12:17,345 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:12:17,346 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:12:17,346 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [316798033] [2024-10-31 22:12:17,346 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:12:17,346 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:12:17,347 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:12:17,347 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:12:17,348 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:12:17,365 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 387 out of 487 [2024-10-31 22:12:17,367 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 367 places, 363 transitions, 760 flow. Second operand has 3 states, 3 states have (on average 388.3333333333333) internal successors, (1165), 3 states have internal predecessors, (1165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:12:17,367 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:12:17,367 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 387 of 487 [2024-10-31 22:12:17,367 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:12:17,979 INFO L124 PetriNetUnfolderBase]: 561/2083 cut-off events. [2024-10-31 22:12:17,979 INFO L125 PetriNetUnfolderBase]: For 371/371 co-relation queries the response was YES. [2024-10-31 22:12:17,988 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3304 conditions, 2083 events. 561/2083 cut-off events. For 371/371 co-relation queries the response was YES. Maximal size of possible extension queue 54. Compared 12938 event pairs, 94 based on Foata normal form. 0/1905 useless extension candidates. Maximal degree in co-relation 3239. Up to 636 conditions per place. [2024-10-31 22:12:17,996 INFO L140 encePairwiseOnDemand]: 480/487 looper letters, 32 selfloop transitions, 5 changer transitions 0/373 dead transitions. [2024-10-31 22:12:17,996 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 366 places, 373 transitions, 867 flow [2024-10-31 22:12:17,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:12:17,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-31 22:12:17,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1196 transitions. [2024-10-31 22:12:17,999 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8186173853524983 [2024-10-31 22:12:18,000 INFO L175 Difference]: Start difference. First operand has 367 places, 363 transitions, 760 flow. Second operand 3 states and 1196 transitions. [2024-10-31 22:12:18,000 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 366 places, 373 transitions, 867 flow [2024-10-31 22:12:18,002 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 364 places, 373 transitions, 863 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-31 22:12:18,007 INFO L231 Difference]: Finished difference. Result has 366 places, 364 transitions, 790 flow [2024-10-31 22:12:18,007 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=487, PETRI_DIFFERENCE_MINUEND_FLOW=750, PETRI_DIFFERENCE_MINUEND_PLACES=362, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=360, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=355, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=790, PETRI_PLACES=366, PETRI_TRANSITIONS=364} [2024-10-31 22:12:18,008 INFO L277 CegarLoopForPetriNet]: 452 programPoint places, -86 predicate places. [2024-10-31 22:12:18,008 INFO L471 AbstractCegarLoop]: Abstraction has has 366 places, 364 transitions, 790 flow [2024-10-31 22:12:18,009 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 388.3333333333333) internal successors, (1165), 3 states have internal predecessors, (1165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:12:18,009 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:12:18,009 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:12:18,010 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2024-10-31 22:12:18,010 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting thread1Err7ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-10-31 22:12:18,010 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:12:18,010 INFO L85 PathProgramCache]: Analyzing trace with hash 601947623, now seen corresponding path program 1 times [2024-10-31 22:12:18,011 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:12:18,011 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [168350366] [2024-10-31 22:12:18,011 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:12:18,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:12:18,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:12:18,085 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:12:18,085 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:12:18,085 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [168350366] [2024-10-31 22:12:18,085 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [168350366] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:12:18,085 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:12:18,085 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:12:18,086 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1658445212] [2024-10-31 22:12:18,086 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:12:18,086 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:12:18,087 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:12:18,087 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:12:18,087 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:12:18,096 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 393 out of 487 [2024-10-31 22:12:18,098 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 366 places, 364 transitions, 790 flow. Second operand has 3 states, 3 states have (on average 394.6666666666667) internal successors, (1184), 3 states have internal predecessors, (1184), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:12:18,098 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:12:18,098 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 393 of 487 [2024-10-31 22:12:18,098 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:12:18,668 INFO L124 PetriNetUnfolderBase]: 407/1893 cut-off events. [2024-10-31 22:12:18,669 INFO L125 PetriNetUnfolderBase]: For 735/745 co-relation queries the response was YES. [2024-10-31 22:12:18,678 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3071 conditions, 1893 events. 407/1893 cut-off events. For 735/745 co-relation queries the response was YES. Maximal size of possible extension queue 53. Compared 11927 event pairs, 150 based on Foata normal form. 3/1714 useless extension candidates. Maximal degree in co-relation 3005. Up to 524 conditions per place. [2024-10-31 22:12:18,686 INFO L140 encePairwiseOnDemand]: 483/487 looper letters, 29 selfloop transitions, 4 changer transitions 0/373 dead transitions. [2024-10-31 22:12:18,687 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 367 places, 373 transitions, 894 flow [2024-10-31 22:12:18,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:12:18,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-31 22:12:18,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1205 transitions. [2024-10-31 22:12:18,692 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8247775496235455 [2024-10-31 22:12:18,692 INFO L175 Difference]: Start difference. First operand has 366 places, 364 transitions, 790 flow. Second operand 3 states and 1205 transitions. [2024-10-31 22:12:18,692 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 367 places, 373 transitions, 894 flow [2024-10-31 22:12:18,697 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 365 places, 373 transitions, 882 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-31 22:12:18,702 INFO L231 Difference]: Finished difference. Result has 366 places, 367 transitions, 816 flow [2024-10-31 22:12:18,703 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=487, PETRI_DIFFERENCE_MINUEND_FLOW=778, PETRI_DIFFERENCE_MINUEND_PLACES=363, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=363, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=359, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=816, PETRI_PLACES=366, PETRI_TRANSITIONS=367} [2024-10-31 22:12:18,704 INFO L277 CegarLoopForPetriNet]: 452 programPoint places, -86 predicate places. [2024-10-31 22:12:18,704 INFO L471 AbstractCegarLoop]: Abstraction has has 366 places, 367 transitions, 816 flow [2024-10-31 22:12:18,705 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 394.6666666666667) internal successors, (1184), 3 states have internal predecessors, (1184), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:12:18,705 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:12:18,705 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:12:18,706 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2024-10-31 22:12:18,707 INFO L396 AbstractCegarLoop]: === Iteration 25 === Targeting thread1Err9ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-10-31 22:12:18,707 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:12:18,707 INFO L85 PathProgramCache]: Analyzing trace with hash 1594754317, now seen corresponding path program 1 times [2024-10-31 22:12:18,707 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:12:18,708 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [191976681] [2024-10-31 22:12:18,708 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:12:18,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:12:18,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:12:19,821 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:12:19,821 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:12:19,821 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [191976681] [2024-10-31 22:12:19,822 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [191976681] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:12:19,822 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:12:19,822 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-31 22:12:19,822 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1851508555] [2024-10-31 22:12:19,822 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:12:19,822 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-31 22:12:19,824 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:12:19,824 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-31 22:12:19,824 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-10-31 22:12:19,980 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 375 out of 487 [2024-10-31 22:12:19,983 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 366 places, 367 transitions, 816 flow. Second operand has 6 states, 6 states have (on average 376.8333333333333) internal successors, (2261), 6 states have internal predecessors, (2261), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:12:19,983 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:12:19,983 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 375 of 487 [2024-10-31 22:12:19,986 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:12:20,985 INFO L124 PetriNetUnfolderBase]: 618/2464 cut-off events. [2024-10-31 22:12:20,985 INFO L125 PetriNetUnfolderBase]: For 1207/1219 co-relation queries the response was YES. [2024-10-31 22:12:20,997 INFO L83 FinitePrefix]: Finished finitePrefix Result has 4258 conditions, 2464 events. 618/2464 cut-off events. For 1207/1219 co-relation queries the response was YES. Maximal size of possible extension queue 76. Compared 17019 event pairs, 131 based on Foata normal form. 7/2248 useless extension candidates. Maximal degree in co-relation 4190. Up to 440 conditions per place. [2024-10-31 22:12:21,007 INFO L140 encePairwiseOnDemand]: 480/487 looper letters, 76 selfloop transitions, 6 changer transitions 0/404 dead transitions. [2024-10-31 22:12:21,007 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 370 places, 404 transitions, 1122 flow [2024-10-31 22:12:21,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-31 22:12:21,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-10-31 22:12:21,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 2316 transitions. [2024-10-31 22:12:21,012 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7926078028747433 [2024-10-31 22:12:21,013 INFO L175 Difference]: Start difference. First operand has 366 places, 367 transitions, 816 flow. Second operand 6 states and 2316 transitions. [2024-10-31 22:12:21,013 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 370 places, 404 transitions, 1122 flow [2024-10-31 22:12:21,016 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 370 places, 404 transitions, 1122 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-10-31 22:12:21,020 INFO L231 Difference]: Finished difference. Result has 375 places, 371 transitions, 860 flow [2024-10-31 22:12:21,021 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=487, PETRI_DIFFERENCE_MINUEND_FLOW=814, PETRI_DIFFERENCE_MINUEND_PLACES=365, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=366, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=360, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=860, PETRI_PLACES=375, PETRI_TRANSITIONS=371} [2024-10-31 22:12:21,021 INFO L277 CegarLoopForPetriNet]: 452 programPoint places, -77 predicate places. [2024-10-31 22:12:21,022 INFO L471 AbstractCegarLoop]: Abstraction has has 375 places, 371 transitions, 860 flow [2024-10-31 22:12:21,023 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 376.8333333333333) internal successors, (2261), 6 states have internal predecessors, (2261), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:12:21,023 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:12:21,024 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:12:21,024 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2024-10-31 22:12:21,024 INFO L396 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr23ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-10-31 22:12:21,024 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:12:21,025 INFO L85 PathProgramCache]: Analyzing trace with hash -1799078769, now seen corresponding path program 1 times [2024-10-31 22:12:21,025 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:12:21,025 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1846215886] [2024-10-31 22:12:21,025 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:12:21,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:12:21,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:12:21,488 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:12:21,488 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:12:21,488 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1846215886] [2024-10-31 22:12:21,488 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1846215886] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:12:21,489 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:12:21,489 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-31 22:12:21,489 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [526355333] [2024-10-31 22:12:21,489 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:12:21,490 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:12:21,490 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:12:21,491 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:12:21,491 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:12:21,498 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 393 out of 487 [2024-10-31 22:12:21,499 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 375 places, 371 transitions, 860 flow. Second operand has 3 states, 3 states have (on average 398.0) internal successors, (1194), 3 states have internal predecessors, (1194), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:12:21,500 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:12:21,500 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 393 of 487 [2024-10-31 22:12:21,500 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:12:21,951 INFO L124 PetriNetUnfolderBase]: 382/1719 cut-off events. [2024-10-31 22:12:21,952 INFO L125 PetriNetUnfolderBase]: For 942/977 co-relation queries the response was YES. [2024-10-31 22:12:21,959 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2979 conditions, 1719 events. 382/1719 cut-off events. For 942/977 co-relation queries the response was YES. Maximal size of possible extension queue 50. Compared 10362 event pairs, 80 based on Foata normal form. 33/1572 useless extension candidates. Maximal degree in co-relation 2906. Up to 432 conditions per place. [2024-10-31 22:12:21,964 INFO L140 encePairwiseOnDemand]: 484/487 looper letters, 36 selfloop transitions, 2 changer transitions 0/381 dead transitions. [2024-10-31 22:12:21,964 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 377 places, 381 transitions, 984 flow [2024-10-31 22:12:21,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:12:21,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-31 22:12:21,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1206 transitions. [2024-10-31 22:12:21,968 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8254620123203286 [2024-10-31 22:12:21,968 INFO L175 Difference]: Start difference. First operand has 375 places, 371 transitions, 860 flow. Second operand 3 states and 1206 transitions. [2024-10-31 22:12:21,968 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 377 places, 381 transitions, 984 flow [2024-10-31 22:12:21,971 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 377 places, 381 transitions, 984 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-10-31 22:12:21,976 INFO L231 Difference]: Finished difference. Result has 378 places, 372 transitions, 872 flow [2024-10-31 22:12:21,976 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=487, PETRI_DIFFERENCE_MINUEND_FLOW=860, PETRI_DIFFERENCE_MINUEND_PLACES=375, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=371, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=369, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=872, PETRI_PLACES=378, PETRI_TRANSITIONS=372} [2024-10-31 22:12:21,977 INFO L277 CegarLoopForPetriNet]: 452 programPoint places, -74 predicate places. [2024-10-31 22:12:21,977 INFO L471 AbstractCegarLoop]: Abstraction has has 378 places, 372 transitions, 872 flow [2024-10-31 22:12:21,978 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 398.0) internal successors, (1194), 3 states have internal predecessors, (1194), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:12:21,978 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:12:21,978 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:12:21,978 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2024-10-31 22:12:21,978 INFO L396 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr23ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-10-31 22:12:21,979 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:12:21,979 INFO L85 PathProgramCache]: Analyzing trace with hash 2035447691, now seen corresponding path program 2 times [2024-10-31 22:12:21,979 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:12:21,979 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [903834193] [2024-10-31 22:12:21,980 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:12:21,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:12:22,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:12:22,435 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:12:22,436 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:12:22,436 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [903834193] [2024-10-31 22:12:22,436 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [903834193] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:12:22,436 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:12:22,436 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-31 22:12:22,436 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1368468516] [2024-10-31 22:12:22,436 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:12:22,439 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:12:22,440 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:12:22,440 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:12:22,440 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:12:22,470 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 393 out of 487 [2024-10-31 22:12:22,471 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 378 places, 372 transitions, 872 flow. Second operand has 3 states, 3 states have (on average 398.0) internal successors, (1194), 3 states have internal predecessors, (1194), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:12:22,472 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:12:22,472 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 393 of 487 [2024-10-31 22:12:22,472 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:12:23,134 INFO L124 PetriNetUnfolderBase]: 372/1837 cut-off events. [2024-10-31 22:12:23,134 INFO L125 PetriNetUnfolderBase]: For 1057/1090 co-relation queries the response was YES. [2024-10-31 22:12:23,148 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3237 conditions, 1837 events. 372/1837 cut-off events. For 1057/1090 co-relation queries the response was YES. Maximal size of possible extension queue 41. Compared 10592 event pairs, 122 based on Foata normal form. 14/1649 useless extension candidates. Maximal degree in co-relation 3162. Up to 506 conditions per place. [2024-10-31 22:12:23,155 INFO L140 encePairwiseOnDemand]: 483/487 looper letters, 30 selfloop transitions, 4 changer transitions 0/377 dead transitions. [2024-10-31 22:12:23,155 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 380 places, 377 transitions, 956 flow [2024-10-31 22:12:23,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:12:23,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-31 22:12:23,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1204 transitions. [2024-10-31 22:12:23,159 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8240930869267625 [2024-10-31 22:12:23,159 INFO L175 Difference]: Start difference. First operand has 378 places, 372 transitions, 872 flow. Second operand 3 states and 1204 transitions. [2024-10-31 22:12:23,159 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 380 places, 377 transitions, 956 flow [2024-10-31 22:12:23,163 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 379 places, 377 transitions, 954 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-10-31 22:12:23,167 INFO L231 Difference]: Finished difference. Result has 380 places, 372 transitions, 886 flow [2024-10-31 22:12:23,168 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=487, PETRI_DIFFERENCE_MINUEND_FLOW=852, PETRI_DIFFERENCE_MINUEND_PLACES=377, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=370, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=366, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=886, PETRI_PLACES=380, PETRI_TRANSITIONS=372} [2024-10-31 22:12:23,169 INFO L277 CegarLoopForPetriNet]: 452 programPoint places, -72 predicate places. [2024-10-31 22:12:23,169 INFO L471 AbstractCegarLoop]: Abstraction has has 380 places, 372 transitions, 886 flow [2024-10-31 22:12:23,170 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 398.0) internal successors, (1194), 3 states have internal predecessors, (1194), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:12:23,170 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:12:23,170 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:12:23,170 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2024-10-31 22:12:23,170 INFO L396 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr23ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE, thread1Err23ASSERT_VIOLATIONDATA_RACE (and 155 more)] === [2024-10-31 22:12:23,171 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:12:23,171 INFO L85 PathProgramCache]: Analyzing trace with hash -305507925, now seen corresponding path program 3 times [2024-10-31 22:12:23,171 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:12:23,171 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1501230667] [2024-10-31 22:12:23,171 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:12:23,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:12:23,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:12:23,294 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:12:23,295 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:12:23,295 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1501230667] [2024-10-31 22:12:23,295 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1501230667] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:12:23,295 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:12:23,295 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:12:23,296 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [646795462] [2024-10-31 22:12:23,296 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:12:23,296 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:12:23,297 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:12:23,297 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:12:23,297 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:12:23,307 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 393 out of 487 [2024-10-31 22:12:23,308 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 380 places, 372 transitions, 886 flow. Second operand has 3 states, 3 states have (on average 397.6666666666667) internal successors, (1193), 3 states have internal predecessors, (1193), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:12:23,308 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:12:23,308 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 393 of 487 [2024-10-31 22:12:23,309 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:12:23,778 INFO L124 PetriNetUnfolderBase]: 382/1984 cut-off events. [2024-10-31 22:12:23,778 INFO L125 PetriNetUnfolderBase]: For 1218/1246 co-relation queries the response was YES. [2024-10-31 22:12:23,787 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3484 conditions, 1984 events. 382/1984 cut-off events. For 1218/1246 co-relation queries the response was YES. Maximal size of possible extension queue 41. Compared 11704 event pairs, 168 based on Foata normal form. 4/1775 useless extension candidates. Maximal degree in co-relation 3410. Up to 529 conditions per place. [2024-10-31 22:12:23,789 INFO L140 encePairwiseOnDemand]: 485/487 looper letters, 0 selfloop transitions, 0 changer transitions 371/371 dead transitions. [2024-10-31 22:12:23,789 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 381 places, 371 transitions, 938 flow [2024-10-31 22:12:23,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:12:23,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-31 22:12:23,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1196 transitions. [2024-10-31 22:12:23,792 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8186173853524983 [2024-10-31 22:12:23,792 INFO L175 Difference]: Start difference. First operand has 380 places, 372 transitions, 886 flow. Second operand 3 states and 1196 transitions. [2024-10-31 22:12:23,793 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 381 places, 371 transitions, 938 flow [2024-10-31 22:12:23,797 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 380 places, 371 transitions, 934 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-10-31 22:12:23,799 INFO L231 Difference]: Finished difference. Result has 380 places, 0 transitions, 0 flow [2024-10-31 22:12:23,800 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=487, PETRI_DIFFERENCE_MINUEND_FLOW=880, PETRI_DIFFERENCE_MINUEND_PLACES=378, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=371, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=371, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=0, PETRI_PLACES=380, PETRI_TRANSITIONS=0} [2024-10-31 22:12:23,800 INFO L277 CegarLoopForPetriNet]: 452 programPoint places, -72 predicate places. [2024-10-31 22:12:23,801 INFO L471 AbstractCegarLoop]: Abstraction has has 380 places, 0 transitions, 0 flow [2024-10-31 22:12:23,801 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 397.6666666666667) internal successors, (1193), 3 states have internal predecessors, (1193), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:12:23,804 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (158 of 159 remaining) [2024-10-31 22:12:23,805 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (157 of 159 remaining) [2024-10-31 22:12:23,805 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err22ASSERT_VIOLATIONDATA_RACE (156 of 159 remaining) [2024-10-31 22:12:23,805 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err23ASSERT_VIOLATIONDATA_RACE (155 of 159 remaining) [2024-10-31 22:12:23,806 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err24ASSERT_VIOLATIONDATA_RACE (154 of 159 remaining) [2024-10-31 22:12:23,806 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err25ASSERT_VIOLATIONDATA_RACE (153 of 159 remaining) [2024-10-31 22:12:23,806 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err26ASSERT_VIOLATIONDATA_RACE (152 of 159 remaining) [2024-10-31 22:12:23,806 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err27ASSERT_VIOLATIONDATA_RACE (151 of 159 remaining) [2024-10-31 22:12:23,806 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err28ASSERT_VIOLATIONDATA_RACE (150 of 159 remaining) [2024-10-31 22:12:23,806 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err29ASSERT_VIOLATIONDATA_RACE (149 of 159 remaining) [2024-10-31 22:12:23,807 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (148 of 159 remaining) [2024-10-31 22:12:23,807 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (147 of 159 remaining) [2024-10-31 22:12:23,807 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (146 of 159 remaining) [2024-10-31 22:12:23,807 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (145 of 159 remaining) [2024-10-31 22:12:23,807 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (144 of 159 remaining) [2024-10-31 22:12:23,807 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (143 of 159 remaining) [2024-10-31 22:12:23,808 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE (142 of 159 remaining) [2024-10-31 22:12:23,808 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE (141 of 159 remaining) [2024-10-31 22:12:23,808 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err10ASSERT_VIOLATIONDATA_RACE (140 of 159 remaining) [2024-10-31 22:12:23,808 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err11ASSERT_VIOLATIONDATA_RACE (139 of 159 remaining) [2024-10-31 22:12:23,808 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err12ASSERT_VIOLATIONDATA_RACE (138 of 159 remaining) [2024-10-31 22:12:23,808 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err13ASSERT_VIOLATIONDATA_RACE (137 of 159 remaining) [2024-10-31 22:12:23,809 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err14ASSERT_VIOLATIONDATA_RACE (136 of 159 remaining) [2024-10-31 22:12:23,809 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err15ASSERT_VIOLATIONDATA_RACE (135 of 159 remaining) [2024-10-31 22:12:23,809 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err16ASSERT_VIOLATIONDATA_RACE (134 of 159 remaining) [2024-10-31 22:12:23,809 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err17ASSERT_VIOLATIONDATA_RACE (133 of 159 remaining) [2024-10-31 22:12:23,809 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err18ASSERT_VIOLATIONDATA_RACE (132 of 159 remaining) [2024-10-31 22:12:23,810 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err19ASSERT_VIOLATIONDATA_RACE (131 of 159 remaining) [2024-10-31 22:12:23,810 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err20ASSERT_VIOLATIONDATA_RACE (130 of 159 remaining) [2024-10-31 22:12:23,810 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err21ASSERT_VIOLATIONDATA_RACE (129 of 159 remaining) [2024-10-31 22:12:23,810 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (128 of 159 remaining) [2024-10-31 22:12:23,810 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (127 of 159 remaining) [2024-10-31 22:12:23,811 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (126 of 159 remaining) [2024-10-31 22:12:23,811 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (125 of 159 remaining) [2024-10-31 22:12:23,811 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (124 of 159 remaining) [2024-10-31 22:12:23,811 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (123 of 159 remaining) [2024-10-31 22:12:23,811 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (122 of 159 remaining) [2024-10-31 22:12:23,811 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (121 of 159 remaining) [2024-10-31 22:12:23,812 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (120 of 159 remaining) [2024-10-31 22:12:23,812 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (119 of 159 remaining) [2024-10-31 22:12:23,812 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (118 of 159 remaining) [2024-10-31 22:12:23,812 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (117 of 159 remaining) [2024-10-31 22:12:23,812 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (116 of 159 remaining) [2024-10-31 22:12:23,812 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (115 of 159 remaining) [2024-10-31 22:12:23,813 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err14ASSERT_VIOLATIONDATA_RACE (114 of 159 remaining) [2024-10-31 22:12:23,813 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err15ASSERT_VIOLATIONDATA_RACE (113 of 159 remaining) [2024-10-31 22:12:23,813 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err16ASSERT_VIOLATIONDATA_RACE (112 of 159 remaining) [2024-10-31 22:12:23,813 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err17ASSERT_VIOLATIONDATA_RACE (111 of 159 remaining) [2024-10-31 22:12:23,813 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (110 of 159 remaining) [2024-10-31 22:12:23,813 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (109 of 159 remaining) [2024-10-31 22:12:23,814 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE (108 of 159 remaining) [2024-10-31 22:12:23,814 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONDATA_RACE (107 of 159 remaining) [2024-10-31 22:12:23,814 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err4ASSERT_VIOLATIONDATA_RACE (106 of 159 remaining) [2024-10-31 22:12:23,814 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err5ASSERT_VIOLATIONDATA_RACE (105 of 159 remaining) [2024-10-31 22:12:23,814 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err6ASSERT_VIOLATIONDATA_RACE (104 of 159 remaining) [2024-10-31 22:12:23,814 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err7ASSERT_VIOLATIONDATA_RACE (103 of 159 remaining) [2024-10-31 22:12:23,815 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err8ASSERT_VIOLATIONDATA_RACE (102 of 159 remaining) [2024-10-31 22:12:23,815 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err9ASSERT_VIOLATIONDATA_RACE (101 of 159 remaining) [2024-10-31 22:12:23,815 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err10ASSERT_VIOLATIONDATA_RACE (100 of 159 remaining) [2024-10-31 22:12:23,815 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err11ASSERT_VIOLATIONDATA_RACE (99 of 159 remaining) [2024-10-31 22:12:23,815 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err12ASSERT_VIOLATIONDATA_RACE (98 of 159 remaining) [2024-10-31 22:12:23,815 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err13ASSERT_VIOLATIONDATA_RACE (97 of 159 remaining) [2024-10-31 22:12:23,816 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err14ASSERT_VIOLATIONDATA_RACE (96 of 159 remaining) [2024-10-31 22:12:23,816 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err15ASSERT_VIOLATIONDATA_RACE (95 of 159 remaining) [2024-10-31 22:12:23,816 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err16ASSERT_VIOLATIONDATA_RACE (94 of 159 remaining) [2024-10-31 22:12:23,816 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err17ASSERT_VIOLATIONDATA_RACE (93 of 159 remaining) [2024-10-31 22:12:23,816 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (92 of 159 remaining) [2024-10-31 22:12:23,816 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (91 of 159 remaining) [2024-10-31 22:12:23,817 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (90 of 159 remaining) [2024-10-31 22:12:23,817 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (89 of 159 remaining) [2024-10-31 22:12:23,817 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (88 of 159 remaining) [2024-10-31 22:12:23,817 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (87 of 159 remaining) [2024-10-31 22:12:23,817 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (86 of 159 remaining) [2024-10-31 22:12:23,817 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (85 of 159 remaining) [2024-10-31 22:12:23,818 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (84 of 159 remaining) [2024-10-31 22:12:23,818 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (83 of 159 remaining) [2024-10-31 22:12:23,818 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (82 of 159 remaining) [2024-10-31 22:12:23,818 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE (81 of 159 remaining) [2024-10-31 22:12:23,818 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE (80 of 159 remaining) [2024-10-31 22:12:23,818 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE (79 of 159 remaining) [2024-10-31 22:12:23,819 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE (78 of 159 remaining) [2024-10-31 22:12:23,819 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONDATA_RACE (77 of 159 remaining) [2024-10-31 22:12:23,819 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONDATA_RACE (76 of 159 remaining) [2024-10-31 22:12:23,819 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr17ASSERT_VIOLATIONDATA_RACE (75 of 159 remaining) [2024-10-31 22:12:23,819 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE (74 of 159 remaining) [2024-10-31 22:12:23,819 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr19ASSERT_VIOLATIONDATA_RACE (73 of 159 remaining) [2024-10-31 22:12:23,819 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr20ASSERT_VIOLATIONDATA_RACE (72 of 159 remaining) [2024-10-31 22:12:23,820 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr21ASSERT_VIOLATIONDATA_RACE (71 of 159 remaining) [2024-10-31 22:12:23,820 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr22ASSERT_VIOLATIONDATA_RACE (70 of 159 remaining) [2024-10-31 22:12:23,820 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr23ASSERT_VIOLATIONDATA_RACE (69 of 159 remaining) [2024-10-31 22:12:23,820 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (68 of 159 remaining) [2024-10-31 22:12:23,820 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (67 of 159 remaining) [2024-10-31 22:12:23,821 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (66 of 159 remaining) [2024-10-31 22:12:23,821 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (65 of 159 remaining) [2024-10-31 22:12:23,821 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (64 of 159 remaining) [2024-10-31 22:12:23,821 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err22ASSERT_VIOLATIONDATA_RACE (63 of 159 remaining) [2024-10-31 22:12:23,821 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err23ASSERT_VIOLATIONDATA_RACE (62 of 159 remaining) [2024-10-31 22:12:23,821 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err24ASSERT_VIOLATIONDATA_RACE (61 of 159 remaining) [2024-10-31 22:12:23,822 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err25ASSERT_VIOLATIONDATA_RACE (60 of 159 remaining) [2024-10-31 22:12:23,822 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err26ASSERT_VIOLATIONDATA_RACE (59 of 159 remaining) [2024-10-31 22:12:23,822 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err27ASSERT_VIOLATIONDATA_RACE (58 of 159 remaining) [2024-10-31 22:12:23,822 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err28ASSERT_VIOLATIONDATA_RACE (57 of 159 remaining) [2024-10-31 22:12:23,822 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err29ASSERT_VIOLATIONDATA_RACE (56 of 159 remaining) [2024-10-31 22:12:23,822 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (55 of 159 remaining) [2024-10-31 22:12:23,823 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (54 of 159 remaining) [2024-10-31 22:12:23,823 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (53 of 159 remaining) [2024-10-31 22:12:23,823 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (52 of 159 remaining) [2024-10-31 22:12:23,823 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (51 of 159 remaining) [2024-10-31 22:12:23,823 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (50 of 159 remaining) [2024-10-31 22:12:23,823 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE (49 of 159 remaining) [2024-10-31 22:12:23,824 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE (48 of 159 remaining) [2024-10-31 22:12:23,824 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err10ASSERT_VIOLATIONDATA_RACE (47 of 159 remaining) [2024-10-31 22:12:23,824 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err11ASSERT_VIOLATIONDATA_RACE (46 of 159 remaining) [2024-10-31 22:12:23,824 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err12ASSERT_VIOLATIONDATA_RACE (45 of 159 remaining) [2024-10-31 22:12:23,824 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err13ASSERT_VIOLATIONDATA_RACE (44 of 159 remaining) [2024-10-31 22:12:23,824 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err14ASSERT_VIOLATIONDATA_RACE (43 of 159 remaining) [2024-10-31 22:12:23,825 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err15ASSERT_VIOLATIONDATA_RACE (42 of 159 remaining) [2024-10-31 22:12:23,825 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err16ASSERT_VIOLATIONDATA_RACE (41 of 159 remaining) [2024-10-31 22:12:23,825 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err17ASSERT_VIOLATIONDATA_RACE (40 of 159 remaining) [2024-10-31 22:12:23,825 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err18ASSERT_VIOLATIONDATA_RACE (39 of 159 remaining) [2024-10-31 22:12:23,825 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err19ASSERT_VIOLATIONDATA_RACE (38 of 159 remaining) [2024-10-31 22:12:23,825 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err20ASSERT_VIOLATIONDATA_RACE (37 of 159 remaining) [2024-10-31 22:12:23,825 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err21ASSERT_VIOLATIONDATA_RACE (36 of 159 remaining) [2024-10-31 22:12:23,825 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (35 of 159 remaining) [2024-10-31 22:12:23,826 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (34 of 159 remaining) [2024-10-31 22:12:23,826 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (33 of 159 remaining) [2024-10-31 22:12:23,826 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (32 of 159 remaining) [2024-10-31 22:12:23,826 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (31 of 159 remaining) [2024-10-31 22:12:23,826 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (30 of 159 remaining) [2024-10-31 22:12:23,826 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (29 of 159 remaining) [2024-10-31 22:12:23,826 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (28 of 159 remaining) [2024-10-31 22:12:23,826 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (27 of 159 remaining) [2024-10-31 22:12:23,827 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (26 of 159 remaining) [2024-10-31 22:12:23,827 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (25 of 159 remaining) [2024-10-31 22:12:23,827 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (24 of 159 remaining) [2024-10-31 22:12:23,827 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (23 of 159 remaining) [2024-10-31 22:12:23,827 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (22 of 159 remaining) [2024-10-31 22:12:23,827 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err14ASSERT_VIOLATIONDATA_RACE (21 of 159 remaining) [2024-10-31 22:12:23,827 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err15ASSERT_VIOLATIONDATA_RACE (20 of 159 remaining) [2024-10-31 22:12:23,827 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err16ASSERT_VIOLATIONDATA_RACE (19 of 159 remaining) [2024-10-31 22:12:23,827 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err17ASSERT_VIOLATIONDATA_RACE (18 of 159 remaining) [2024-10-31 22:12:23,828 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (17 of 159 remaining) [2024-10-31 22:12:23,828 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (16 of 159 remaining) [2024-10-31 22:12:23,828 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE (15 of 159 remaining) [2024-10-31 22:12:23,829 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONDATA_RACE (14 of 159 remaining) [2024-10-31 22:12:23,829 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err4ASSERT_VIOLATIONDATA_RACE (13 of 159 remaining) [2024-10-31 22:12:23,829 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err5ASSERT_VIOLATIONDATA_RACE (12 of 159 remaining) [2024-10-31 22:12:23,829 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err6ASSERT_VIOLATIONDATA_RACE (11 of 159 remaining) [2024-10-31 22:12:23,829 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err7ASSERT_VIOLATIONDATA_RACE (10 of 159 remaining) [2024-10-31 22:12:23,829 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err8ASSERT_VIOLATIONDATA_RACE (9 of 159 remaining) [2024-10-31 22:12:23,830 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err9ASSERT_VIOLATIONDATA_RACE (8 of 159 remaining) [2024-10-31 22:12:23,830 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err10ASSERT_VIOLATIONDATA_RACE (7 of 159 remaining) [2024-10-31 22:12:23,830 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err11ASSERT_VIOLATIONDATA_RACE (6 of 159 remaining) [2024-10-31 22:12:23,830 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err12ASSERT_VIOLATIONDATA_RACE (5 of 159 remaining) [2024-10-31 22:12:23,830 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err13ASSERT_VIOLATIONDATA_RACE (4 of 159 remaining) [2024-10-31 22:12:23,830 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err14ASSERT_VIOLATIONDATA_RACE (3 of 159 remaining) [2024-10-31 22:12:23,831 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err15ASSERT_VIOLATIONDATA_RACE (2 of 159 remaining) [2024-10-31 22:12:23,831 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err16ASSERT_VIOLATIONDATA_RACE (1 of 159 remaining) [2024-10-31 22:12:23,831 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err17ASSERT_VIOLATIONDATA_RACE (0 of 159 remaining) [2024-10-31 22:12:23,831 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2024-10-31 22:12:23,832 INFO L407 BasicCegarLoop]: Path program histogram: [3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:12:23,839 INFO L239 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-10-31 22:12:23,839 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-10-31 22:12:23,849 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 31.10 10:12:23 BasicIcfg [2024-10-31 22:12:23,849 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-10-31 22:12:23,850 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-31 22:12:23,850 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-31 22:12:23,850 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-31 22:12:23,851 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:12:06" (3/4) ... [2024-10-31 22:12:23,853 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-10-31 22:12:23,856 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2024-10-31 22:12:23,857 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2024-10-31 22:12:23,857 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread3 [2024-10-31 22:12:23,867 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 27 nodes and edges [2024-10-31 22:12:23,868 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-10-31 22:12:23,868 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-10-31 22:12:23,869 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-10-31 22:12:23,981 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_105eeb71-5bb3-423b-817f-368d82196731/bin/uautomizer-verify-4GaUIPS5ZU/witness.graphml [2024-10-31 22:12:23,981 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_105eeb71-5bb3-423b-817f-368d82196731/bin/uautomizer-verify-4GaUIPS5ZU/witness.yml [2024-10-31 22:12:23,981 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-31 22:12:23,982 INFO L158 Benchmark]: Toolchain (without parser) took 20576.00ms. Allocated memory was 174.1MB in the beginning and 690.0MB in the end (delta: 515.9MB). Free memory was 145.8MB in the beginning and 637.7MB in the end (delta: -491.8MB). Peak memory consumption was 23.9MB. Max. memory is 16.1GB. [2024-10-31 22:12:23,982 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 121.6MB. Free memory is still 96.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-31 22:12:23,982 INFO L158 Benchmark]: CACSL2BoogieTranslator took 482.75ms. Allocated memory is still 174.1MB. Free memory was 145.7MB in the beginning and 129.3MB in the end (delta: 16.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-10-31 22:12:23,983 INFO L158 Benchmark]: Boogie Procedure Inliner took 76.15ms. Allocated memory is still 174.1MB. Free memory was 129.3MB in the beginning and 125.2MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-10-31 22:12:23,983 INFO L158 Benchmark]: Boogie Preprocessor took 68.22ms. Allocated memory is still 174.1MB. Free memory was 125.2MB in the beginning and 121.5MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-10-31 22:12:23,983 INFO L158 Benchmark]: RCFGBuilder took 2079.28ms. Allocated memory is still 174.1MB. Free memory was 121.5MB in the beginning and 85.7MB in the end (delta: 35.8MB). Peak memory consumption was 54.7MB. Max. memory is 16.1GB. [2024-10-31 22:12:23,984 INFO L158 Benchmark]: TraceAbstraction took 17728.76ms. Allocated memory was 174.1MB in the beginning and 690.0MB in the end (delta: 515.9MB). Free memory was 85.7MB in the beginning and 645.0MB in the end (delta: -559.3MB). Peak memory consumption was 367.7MB. Max. memory is 16.1GB. [2024-10-31 22:12:23,984 INFO L158 Benchmark]: Witness Printer took 131.48ms. Allocated memory is still 690.0MB. Free memory was 645.0MB in the beginning and 637.7MB in the end (delta: 7.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-10-31 22:12:23,986 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 121.6MB. Free memory is still 96.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 482.75ms. Allocated memory is still 174.1MB. Free memory was 145.7MB in the beginning and 129.3MB in the end (delta: 16.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 76.15ms. Allocated memory is still 174.1MB. Free memory was 129.3MB in the beginning and 125.2MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 68.22ms. Allocated memory is still 174.1MB. Free memory was 125.2MB in the beginning and 121.5MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 2079.28ms. Allocated memory is still 174.1MB. Free memory was 121.5MB in the beginning and 85.7MB in the end (delta: 35.8MB). Peak memory consumption was 54.7MB. Max. memory is 16.1GB. * TraceAbstraction took 17728.76ms. Allocated memory was 174.1MB in the beginning and 690.0MB in the end (delta: 515.9MB). Free memory was 85.7MB in the beginning and 645.0MB in the end (delta: -559.3MB). Peak memory consumption was 367.7MB. Max. memory is 16.1GB. * Witness Printer took 131.48ms. Allocated memory is still 690.0MB. Free memory was 645.0MB in the beginning and 637.7MB in the end (delta: 7.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 50]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 52]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 72]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 72]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 72]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 72]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 72]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 72]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 73]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 73]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 53]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 53]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 53]: 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: 55]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 57]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 57]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 57]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 59]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 59]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 64]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 64]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 64]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 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: 65]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 66]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 66]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 67]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 67]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 84]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 84]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 84]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 84]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 84]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 85]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 85]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 85]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 86]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 86]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 89]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 89]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 89]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 89]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 89]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 89]: 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 - PositiveResult [Line: 90]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 106]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 106]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 106]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 106]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 106]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 107]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 107]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 107]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 108]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 108]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 111]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 111]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 111]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 111]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 111]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 111]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 112]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 112]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 127]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 129]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 130]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 131]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 133]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 167]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 133]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 134]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 167]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 134]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 135]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 167]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 135]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 137]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 138]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 139]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 141]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 141]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 142]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 142]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 143]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 143]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 145]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 155]: 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, 603 locations, 159 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: 17.4s, OverallIterations: 28, TraceHistogramMax: 1, PathProgramHistogramMax: 3, EmptinessCheckTime: 0.0s, AutomataDifference: 11.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.3s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 600 SdHoareTripleChecker+Valid, 2.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 309 mSDsluCounter, 99 SdHoareTripleChecker+Invalid, 2.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 109 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1555 IncrementalHoareTripleChecker+Invalid, 1664 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 109 mSolverCounterUnsat, 99 mSDtfsCounter, 1555 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 66 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=952occurred in iteration=0, InterpolantAutomatonStates: 90, 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, 4.0s InterpolantComputationTime, 4546 NumberOfCodeBlocks, 4546 NumberOfCodeBlocksAsserted, 28 NumberOfCheckSat, 4518 ConstructedInterpolants, 0 QuantifiedInterpolants, 4978 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 28 InterpolantComputations, 28 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 90 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-10-31 22:12:24,022 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_105eeb71-5bb3-423b-817f-368d82196731/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE