./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/pthread-ext/44_Solaris_space_map_sliced.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version e7bb482b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef4ecc12-85d9-43b4-89ce-7d9e819f00aa/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef4ecc12-85d9-43b4-89ce-7d9e819f00aa/bin/uautomizer-verify-WvqO1wxjHP/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef4ecc12-85d9-43b4-89ce-7d9e819f00aa/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef4ecc12-85d9-43b4-89ce-7d9e819f00aa/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-ext/44_Solaris_space_map_sliced.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef4ecc12-85d9-43b4-89ce-7d9e819f00aa/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef4ecc12-85d9-43b4-89ce-7d9e819f00aa/bin/uautomizer-verify-WvqO1wxjHP --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 33c040d0fbd9b1f189d3917c569371e7923ba6ef4820715ff1ef4976213f5b31 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 22:36:44,767 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 22:36:44,886 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef4ecc12-85d9-43b4-89ce-7d9e819f00aa/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-DataRace-32bit-Automizer_Default.epf [2023-11-06 22:36:44,900 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 22:36:44,901 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 22:36:44,940 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 22:36:44,942 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 22:36:44,942 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 22:36:44,943 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 22:36:44,948 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 22:36:44,950 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 22:36:44,950 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 22:36:44,951 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 22:36:44,953 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 22:36:44,953 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 22:36:44,954 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-06 22:36:44,954 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-06 22:36:44,955 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-06 22:36:44,955 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 22:36:44,955 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 22:36:44,956 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 22:36:44,956 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 22:36:44,957 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-11-06 22:36:44,957 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-06 22:36:44,958 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-06 22:36:44,958 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 22:36:44,959 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 22:36:44,959 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 22:36:44,960 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 22:36:44,960 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 22:36:44,962 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:36:44,962 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 22:36:44,962 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 22:36:44,963 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 22:36:44,963 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-06 22:36:44,963 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-06 22:36:44,963 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 22:36:44,964 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 22:36:44,964 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 22:36:44,964 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 22:36:44,964 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 22:36:44,965 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_ef4ecc12-85d9-43b4-89ce-7d9e819f00aa/bin/uautomizer-verify-WvqO1wxjHP/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef4ecc12-85d9-43b4-89ce-7d9e819f00aa/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 33c040d0fbd9b1f189d3917c569371e7923ba6ef4820715ff1ef4976213f5b31 [2023-11-06 22:36:45,275 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 22:36:45,304 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 22:36:45,307 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 22:36:45,308 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 22:36:45,309 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 22:36:45,310 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef4ecc12-85d9-43b4-89ce-7d9e819f00aa/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/pthread-ext/44_Solaris_space_map_sliced.i [2023-11-06 22:36:48,355 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 22:36:48,689 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 22:36:48,689 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef4ecc12-85d9-43b4-89ce-7d9e819f00aa/sv-benchmarks/c/pthread-ext/44_Solaris_space_map_sliced.i [2023-11-06 22:36:48,706 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef4ecc12-85d9-43b4-89ce-7d9e819f00aa/bin/uautomizer-verify-WvqO1wxjHP/data/da452701e/594eb87cce7f47fcb85b0bc0fa3c2cbf/FLAGd97c3e752 [2023-11-06 22:36:48,722 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef4ecc12-85d9-43b4-89ce-7d9e819f00aa/bin/uautomizer-verify-WvqO1wxjHP/data/da452701e/594eb87cce7f47fcb85b0bc0fa3c2cbf [2023-11-06 22:36:48,725 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 22:36:48,727 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 22:36:48,729 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 22:36:48,746 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 22:36:48,752 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 22:36:48,753 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:36:48" (1/1) ... [2023-11-06 22:36:48,754 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18df4338 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:36:48, skipping insertion in model container [2023-11-06 22:36:48,755 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:36:48" (1/1) ... [2023-11-06 22:36:48,803 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 22:36:49,203 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:36:49,225 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 22:36:49,326 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:36:49,370 INFO L206 MainTranslator]: Completed translation [2023-11-06 22:36:49,370 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:36:49 WrapperNode [2023-11-06 22:36:49,370 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 22:36:49,372 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 22:36:49,372 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 22:36:49,372 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 22:36:49,379 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:36:49" (1/1) ... [2023-11-06 22:36:49,395 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:36:49" (1/1) ... [2023-11-06 22:36:49,439 INFO L138 Inliner]: procedures = 178, calls = 43, calls flagged for inlining = 35, calls inlined = 46, statements flattened = 483 [2023-11-06 22:36:49,439 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 22:36:49,440 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 22:36:49,440 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 22:36:49,441 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 22:36:49,450 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:36:49" (1/1) ... [2023-11-06 22:36:49,450 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:36:49" (1/1) ... [2023-11-06 22:36:49,455 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:36:49" (1/1) ... [2023-11-06 22:36:49,456 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:36:49" (1/1) ... [2023-11-06 22:36:49,468 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:36:49" (1/1) ... [2023-11-06 22:36:49,475 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:36:49" (1/1) ... [2023-11-06 22:36:49,478 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:36:49" (1/1) ... [2023-11-06 22:36:49,481 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:36:49" (1/1) ... [2023-11-06 22:36:49,487 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 22:36:49,488 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 22:36:49,488 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 22:36:49,488 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 22:36:49,489 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:36:49" (1/1) ... [2023-11-06 22:36:49,500 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:36:49,531 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef4ecc12-85d9-43b4-89ce-7d9e819f00aa/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:36:49,554 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef4ecc12-85d9-43b4-89ce-7d9e819f00aa/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 22:36:49,581 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef4ecc12-85d9-43b4-89ce-7d9e819f00aa/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 22:36:49,596 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-11-06 22:36:49,596 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-11-06 22:36:49,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-06 22:36:49,597 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 22:36:49,597 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-06 22:36:49,597 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-06 22:36:49,597 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-06 22:36:49,598 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 22:36:49,598 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 22:36:49,600 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-06 22:36:49,734 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 22:36:49,737 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 22:36:50,469 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 22:36:50,767 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 22:36:50,768 INFO L302 CfgBuilder]: Removed 5 assume(true) statements. [2023-11-06 22:36:50,771 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:36:50 BoogieIcfgContainer [2023-11-06 22:36:50,771 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 22:36:50,774 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 22:36:50,774 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 22:36:50,777 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 22:36:50,778 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 10:36:48" (1/3) ... [2023-11-06 22:36:50,778 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b259f57 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:36:50, skipping insertion in model container [2023-11-06 22:36:50,778 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:36:49" (2/3) ... [2023-11-06 22:36:50,779 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b259f57 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:36:50, skipping insertion in model container [2023-11-06 22:36:50,779 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:36:50" (3/3) ... [2023-11-06 22:36:50,780 INFO L112 eAbstractionObserver]: Analyzing ICFG 44_Solaris_space_map_sliced.i [2023-11-06 22:36:50,790 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-11-06 22:36:50,801 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 22:36:50,801 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 56 error locations. [2023-11-06 22:36:50,801 INFO L519 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-11-06 22:36:50,951 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-11-06 22:36:51,009 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 355 places, 414 transitions, 832 flow [2023-11-06 22:36:51,180 INFO L124 PetriNetUnfolderBase]: 63/425 cut-off events. [2023-11-06 22:36:51,181 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-11-06 22:36:51,197 INFO L83 FinitePrefix]: Finished finitePrefix Result has 429 conditions, 425 events. 63/425 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 20. Compared 1683 event pairs, 0 based on Foata normal form. 0/304 useless extension candidates. Maximal degree in co-relation 399. Up to 9 conditions per place. [2023-11-06 22:36:51,197 INFO L82 GeneralOperation]: Start removeDead. Operand has 355 places, 414 transitions, 832 flow [2023-11-06 22:36:51,208 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 355 places, 414 transitions, 832 flow [2023-11-06 22:36:51,215 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2023-11-06 22:36:51,230 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 355 places, 414 transitions, 832 flow [2023-11-06 22:36:51,233 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 355 places, 414 transitions, 832 flow [2023-11-06 22:36:51,233 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 355 places, 414 transitions, 832 flow [2023-11-06 22:36:51,342 INFO L124 PetriNetUnfolderBase]: 63/425 cut-off events. [2023-11-06 22:36:51,342 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-11-06 22:36:51,344 INFO L83 FinitePrefix]: Finished finitePrefix Result has 429 conditions, 425 events. 63/425 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 20. Compared 1683 event pairs, 0 based on Foata normal form. 0/304 useless extension candidates. Maximal degree in co-relation 399. Up to 9 conditions per place. [2023-11-06 22:36:51,354 INFO L119 LiptonReduction]: Number of co-enabled transitions 10808 [2023-11-06 22:37:05,055 INFO L134 LiptonReduction]: Checked pairs total: 12241 [2023-11-06 22:37:05,056 INFO L136 LiptonReduction]: Total number of compositions: 721 [2023-11-06 22:37:05,074 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-06 22:37:05,081 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@9d5fbe1, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-06 22:37:05,082 INFO L358 AbstractCegarLoop]: Starting to check reachability of 113 error locations. [2023-11-06 22:37:05,086 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2023-11-06 22:37:05,086 INFO L124 PetriNetUnfolderBase]: 0/4 cut-off events. [2023-11-06 22:37:05,086 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-11-06 22:37:05,087 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-06 22:37:05,087 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1] [2023-11-06 22:37:05,088 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err1ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 109 more)] === [2023-11-06 22:37:05,094 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:37:05,094 INFO L85 PathProgramCache]: Analyzing trace with hash 77769478, now seen corresponding path program 1 times [2023-11-06 22:37:05,106 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:37:05,107 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1980440578] [2023-11-06 22:37:05,107 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:37:05,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:37:05,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:37:05,361 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:37:05,362 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:37:05,362 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1980440578] [2023-11-06 22:37:05,363 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1980440578] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:37:05,364 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:37:05,364 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-11-06 22:37:05,366 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1134757533] [2023-11-06 22:37:05,367 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:37:05,377 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-06 22:37:05,385 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:37:05,409 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-06 22:37:05,410 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-06 22:37:05,414 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 331 out of 1135 [2023-11-06 22:37:05,419 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 71 places, 77 transitions, 158 flow. Second operand has 2 states, 2 states have (on average 333.0) internal successors, (666), 2 states have internal predecessors, (666), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:37:05,419 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-06 22:37:05,419 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 331 of 1135 [2023-11-06 22:37:05,420 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-06 22:37:05,505 INFO L124 PetriNetUnfolderBase]: 30/57 cut-off events. [2023-11-06 22:37:05,505 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-11-06 22:37:05,506 INFO L83 FinitePrefix]: Finished finitePrefix Result has 115 conditions, 57 events. 30/57 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 138 event pairs, 12 based on Foata normal form. 0/39 useless extension candidates. Maximal degree in co-relation 103. Up to 54 conditions per place. [2023-11-06 22:37:05,507 INFO L140 encePairwiseOnDemand]: 1076/1135 looper letters, 16 selfloop transitions, 0 changer transitions 0/18 dead transitions. [2023-11-06 22:37:05,508 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 16 places, 18 transitions, 72 flow [2023-11-06 22:37:05,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 22:37:05,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2023-11-06 22:37:05,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 737 transitions. [2023-11-06 22:37:05,538 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.3246696035242291 [2023-11-06 22:37:05,539 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 737 transitions. [2023-11-06 22:37:05,540 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 737 transitions. [2023-11-06 22:37:05,545 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-06 22:37:05,548 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 737 transitions. [2023-11-06 22:37:05,553 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 368.5) internal successors, (737), 2 states have internal predecessors, (737), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:37:05,564 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 1135.0) internal successors, (3405), 3 states have internal predecessors, (3405), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:37:05,567 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 1135.0) internal successors, (3405), 3 states have internal predecessors, (3405), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:37:05,569 INFO L175 Difference]: Start difference. First operand has 71 places, 77 transitions, 158 flow. Second operand 2 states and 737 transitions. [2023-11-06 22:37:05,571 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 16 places, 18 transitions, 72 flow [2023-11-06 22:37:05,573 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 16 places, 18 transitions, 72 flow, removed 0 selfloop flow, removed 0 redundant places. [2023-11-06 22:37:05,574 INFO L231 Difference]: Finished difference. Result has 16 places, 18 transitions, 40 flow [2023-11-06 22:37:05,576 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1135, PETRI_DIFFERENCE_MINUEND_FLOW=40, PETRI_DIFFERENCE_MINUEND_PLACES=15, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=18, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=18, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=40, PETRI_PLACES=16, PETRI_TRANSITIONS=18} [2023-11-06 22:37:05,580 INFO L281 CegarLoopForPetriNet]: 71 programPoint places, -55 predicate places. [2023-11-06 22:37:05,581 INFO L495 AbstractCegarLoop]: Abstraction has has 16 places, 18 transitions, 40 flow [2023-11-06 22:37:05,582 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 333.0) internal successors, (666), 2 states have internal predecessors, (666), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:37:05,582 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-06 22:37:05,582 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1] [2023-11-06 22:37:05,582 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-06 22:37:05,583 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting thr1Err53ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 109 more)] === [2023-11-06 22:37:05,583 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:37:05,584 INFO L85 PathProgramCache]: Analyzing trace with hash -1884089780, now seen corresponding path program 1 times [2023-11-06 22:37:05,584 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:37:05,584 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [847990012] [2023-11-06 22:37:05,584 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:37:05,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:37:05,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:37:05,984 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:37:05,985 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:37:05,985 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [847990012] [2023-11-06 22:37:05,985 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [847990012] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:37:05,985 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:37:05,986 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 22:37:05,986 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1507782363] [2023-11-06 22:37:05,986 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:37:05,987 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 22:37:05,988 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:37:05,988 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 22:37:05,989 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 22:37:06,067 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 283 out of 1135 [2023-11-06 22:37:06,069 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 16 places, 18 transitions, 40 flow. Second operand has 3 states, 3 states have (on average 284.6666666666667) internal successors, (854), 3 states have internal predecessors, (854), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:37:06,069 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-06 22:37:06,069 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 283 of 1135 [2023-11-06 22:37:06,069 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-06 22:37:06,131 INFO L124 PetriNetUnfolderBase]: 30/54 cut-off events. [2023-11-06 22:37:06,131 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-11-06 22:37:06,131 INFO L83 FinitePrefix]: Finished finitePrefix Result has 113 conditions, 54 events. 30/54 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 115 event pairs, 2 based on Foata normal form. 0/36 useless extension candidates. Maximal degree in co-relation 109. Up to 43 conditions per place. [2023-11-06 22:37:06,132 INFO L140 encePairwiseOnDemand]: 1129/1135 looper letters, 13 selfloop transitions, 5 changer transitions 0/19 dead transitions. [2023-11-06 22:37:06,132 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 17 places, 19 transitions, 78 flow [2023-11-06 22:37:06,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 22:37:06,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-06 22:37:06,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 868 transitions. [2023-11-06 22:37:06,138 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.2549192364170338 [2023-11-06 22:37:06,138 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 868 transitions. [2023-11-06 22:37:06,138 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 868 transitions. [2023-11-06 22:37:06,140 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-06 22:37:06,140 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 868 transitions. [2023-11-06 22:37:06,144 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 289.3333333333333) internal successors, (868), 3 states have internal predecessors, (868), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:37:06,155 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 1135.0) internal successors, (4540), 4 states have internal predecessors, (4540), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:37:06,158 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 1135.0) internal successors, (4540), 4 states have internal predecessors, (4540), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:37:06,159 INFO L175 Difference]: Start difference. First operand has 16 places, 18 transitions, 40 flow. Second operand 3 states and 868 transitions. [2023-11-06 22:37:06,159 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 17 places, 19 transitions, 78 flow [2023-11-06 22:37:06,159 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 17 places, 19 transitions, 78 flow, removed 0 selfloop flow, removed 0 redundant places. [2023-11-06 22:37:06,161 INFO L231 Difference]: Finished difference. Result has 17 places, 17 transitions, 48 flow [2023-11-06 22:37:06,162 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1135, PETRI_DIFFERENCE_MINUEND_FLOW=38, PETRI_DIFFERENCE_MINUEND_PLACES=15, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=17, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=12, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=48, PETRI_PLACES=17, PETRI_TRANSITIONS=17} [2023-11-06 22:37:06,165 INFO L281 CegarLoopForPetriNet]: 71 programPoint places, -54 predicate places. [2023-11-06 22:37:06,166 INFO L495 AbstractCegarLoop]: Abstraction has has 17 places, 17 transitions, 48 flow [2023-11-06 22:37:06,167 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 284.6666666666667) internal successors, (854), 3 states have internal predecessors, (854), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:37:06,167 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-06 22:37:06,168 INFO L208 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1] [2023-11-06 22:37:06,168 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-06 22:37:06,169 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 109 more)] === [2023-11-06 22:37:06,172 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:37:06,173 INFO L85 PathProgramCache]: Analyzing trace with hash 1722240969, now seen corresponding path program 1 times [2023-11-06 22:37:06,179 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:37:06,179 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [708462153] [2023-11-06 22:37:06,179 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:37:06,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:37:06,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:37:06,202 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 22:37:06,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:37:06,255 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 22:37:06,255 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-06 22:37:06,257 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (112 of 113 remaining) [2023-11-06 22:37:06,259 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (111 of 113 remaining) [2023-11-06 22:37:06,259 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (110 of 113 remaining) [2023-11-06 22:37:06,260 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (109 of 113 remaining) [2023-11-06 22:37:06,260 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (108 of 113 remaining) [2023-11-06 22:37:06,260 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (107 of 113 remaining) [2023-11-06 22:37:06,261 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (106 of 113 remaining) [2023-11-06 22:37:06,261 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err53ASSERT_VIOLATIONDATA_RACE (105 of 113 remaining) [2023-11-06 22:37:06,261 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err19ASSERT_VIOLATIONDATA_RACE (104 of 113 remaining) [2023-11-06 22:37:06,262 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONDATA_RACE (103 of 113 remaining) [2023-11-06 22:37:06,262 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err54ASSERT_VIOLATIONDATA_RACE (102 of 113 remaining) [2023-11-06 22:37:06,262 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err55ASSERT_VIOLATIONDATA_RACE (101 of 113 remaining) [2023-11-06 22:37:06,262 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err41ASSERT_VIOLATIONDATA_RACE (100 of 113 remaining) [2023-11-06 22:37:06,263 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err52ASSERT_VIOLATIONDATA_RACE (99 of 113 remaining) [2023-11-06 22:37:06,263 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err7ASSERT_VIOLATIONDATA_RACE (98 of 113 remaining) [2023-11-06 22:37:06,263 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err16ASSERT_VIOLATIONDATA_RACE (97 of 113 remaining) [2023-11-06 22:37:06,264 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err17ASSERT_VIOLATIONDATA_RACE (96 of 113 remaining) [2023-11-06 22:37:06,264 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err20ASSERT_VIOLATIONDATA_RACE (95 of 113 remaining) [2023-11-06 22:37:06,264 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err37ASSERT_VIOLATIONDATA_RACE (94 of 113 remaining) [2023-11-06 22:37:06,264 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err40ASSERT_VIOLATIONDATA_RACE (93 of 113 remaining) [2023-11-06 22:37:06,265 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err18ASSERT_VIOLATIONDATA_RACE (92 of 113 remaining) [2023-11-06 22:37:06,265 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err8ASSERT_VIOLATIONDATA_RACE (91 of 113 remaining) [2023-11-06 22:37:06,265 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err21ASSERT_VIOLATIONDATA_RACE (90 of 113 remaining) [2023-11-06 22:37:06,265 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err38ASSERT_VIOLATIONDATA_RACE (89 of 113 remaining) [2023-11-06 22:37:06,266 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err22ASSERT_VIOLATIONDATA_RACE (88 of 113 remaining) [2023-11-06 22:37:06,266 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err9ASSERT_VIOLATIONDATA_RACE (87 of 113 remaining) [2023-11-06 22:37:06,266 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err39ASSERT_VIOLATIONDATA_RACE (86 of 113 remaining) [2023-11-06 22:37:06,267 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err47ASSERT_VIOLATIONDATA_RACE (85 of 113 remaining) [2023-11-06 22:37:06,267 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err48ASSERT_VIOLATIONDATA_RACE (84 of 113 remaining) [2023-11-06 22:37:06,267 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err10ASSERT_VIOLATIONDATA_RACE (83 of 113 remaining) [2023-11-06 22:37:06,267 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err11ASSERT_VIOLATIONDATA_RACE (82 of 113 remaining) [2023-11-06 22:37:06,268 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err49ASSERT_VIOLATIONDATA_RACE (81 of 113 remaining) [2023-11-06 22:37:06,268 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err50ASSERT_VIOLATIONDATA_RACE (80 of 113 remaining) [2023-11-06 22:37:06,268 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err23ASSERT_VIOLATIONDATA_RACE (79 of 113 remaining) [2023-11-06 22:37:06,268 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err12ASSERT_VIOLATIONDATA_RACE (78 of 113 remaining) [2023-11-06 22:37:06,269 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err51ASSERT_VIOLATIONDATA_RACE (77 of 113 remaining) [2023-11-06 22:37:06,269 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err24ASSERT_VIOLATIONDATA_RACE (76 of 113 remaining) [2023-11-06 22:37:06,269 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err25ASSERT_VIOLATIONDATA_RACE (75 of 113 remaining) [2023-11-06 22:37:06,269 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err26ASSERT_VIOLATIONDATA_RACE (74 of 113 remaining) [2023-11-06 22:37:06,270 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err27ASSERT_VIOLATIONDATA_RACE (73 of 113 remaining) [2023-11-06 22:37:06,270 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err28ASSERT_VIOLATIONDATA_RACE (72 of 113 remaining) [2023-11-06 22:37:06,270 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err42ASSERT_VIOLATIONDATA_RACE (71 of 113 remaining) [2023-11-06 22:37:06,271 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err43ASSERT_VIOLATIONDATA_RACE (70 of 113 remaining) [2023-11-06 22:37:06,271 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err44ASSERT_VIOLATIONDATA_RACE (69 of 113 remaining) [2023-11-06 22:37:06,271 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err45ASSERT_VIOLATIONDATA_RACE (68 of 113 remaining) [2023-11-06 22:37:06,271 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err13ASSERT_VIOLATIONDATA_RACE (67 of 113 remaining) [2023-11-06 22:37:06,272 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err14ASSERT_VIOLATIONDATA_RACE (66 of 113 remaining) [2023-11-06 22:37:06,272 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err46ASSERT_VIOLATIONDATA_RACE (65 of 113 remaining) [2023-11-06 22:37:06,272 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err15ASSERT_VIOLATIONDATA_RACE (64 of 113 remaining) [2023-11-06 22:37:06,272 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err29ASSERT_VIOLATIONDATA_RACE (63 of 113 remaining) [2023-11-06 22:37:06,273 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err30ASSERT_VIOLATIONDATA_RACE (62 of 113 remaining) [2023-11-06 22:37:06,273 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err31ASSERT_VIOLATIONDATA_RACE (61 of 113 remaining) [2023-11-06 22:37:06,273 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err32ASSERT_VIOLATIONDATA_RACE (60 of 113 remaining) [2023-11-06 22:37:06,273 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err33ASSERT_VIOLATIONDATA_RACE (59 of 113 remaining) [2023-11-06 22:37:06,274 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err34ASSERT_VIOLATIONDATA_RACE (58 of 113 remaining) [2023-11-06 22:37:06,274 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err35ASSERT_VIOLATIONDATA_RACE (57 of 113 remaining) [2023-11-06 22:37:06,274 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err36ASSERT_VIOLATIONDATA_RACE (56 of 113 remaining) [2023-11-06 22:37:06,274 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (55 of 113 remaining) [2023-11-06 22:37:06,275 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (54 of 113 remaining) [2023-11-06 22:37:06,275 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (53 of 113 remaining) [2023-11-06 22:37:06,275 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (52 of 113 remaining) [2023-11-06 22:37:06,275 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (51 of 113 remaining) [2023-11-06 22:37:06,276 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (50 of 113 remaining) [2023-11-06 22:37:06,276 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err53ASSERT_VIOLATIONDATA_RACE (49 of 113 remaining) [2023-11-06 22:37:06,276 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err19ASSERT_VIOLATIONDATA_RACE (48 of 113 remaining) [2023-11-06 22:37:06,276 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONDATA_RACE (47 of 113 remaining) [2023-11-06 22:37:06,277 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err54ASSERT_VIOLATIONDATA_RACE (46 of 113 remaining) [2023-11-06 22:37:06,277 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err55ASSERT_VIOLATIONDATA_RACE (45 of 113 remaining) [2023-11-06 22:37:06,277 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err41ASSERT_VIOLATIONDATA_RACE (44 of 113 remaining) [2023-11-06 22:37:06,277 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err52ASSERT_VIOLATIONDATA_RACE (43 of 113 remaining) [2023-11-06 22:37:06,278 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err7ASSERT_VIOLATIONDATA_RACE (42 of 113 remaining) [2023-11-06 22:37:06,278 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err16ASSERT_VIOLATIONDATA_RACE (41 of 113 remaining) [2023-11-06 22:37:06,278 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err17ASSERT_VIOLATIONDATA_RACE (40 of 113 remaining) [2023-11-06 22:37:06,278 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err20ASSERT_VIOLATIONDATA_RACE (39 of 113 remaining) [2023-11-06 22:37:06,279 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err37ASSERT_VIOLATIONDATA_RACE (38 of 113 remaining) [2023-11-06 22:37:06,279 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err40ASSERT_VIOLATIONDATA_RACE (37 of 113 remaining) [2023-11-06 22:37:06,280 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err18ASSERT_VIOLATIONDATA_RACE (36 of 113 remaining) [2023-11-06 22:37:06,280 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err8ASSERT_VIOLATIONDATA_RACE (35 of 113 remaining) [2023-11-06 22:37:06,283 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err21ASSERT_VIOLATIONDATA_RACE (34 of 113 remaining) [2023-11-06 22:37:06,283 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err38ASSERT_VIOLATIONDATA_RACE (33 of 113 remaining) [2023-11-06 22:37:06,283 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err22ASSERT_VIOLATIONDATA_RACE (32 of 113 remaining) [2023-11-06 22:37:06,284 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err9ASSERT_VIOLATIONDATA_RACE (31 of 113 remaining) [2023-11-06 22:37:06,284 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err39ASSERT_VIOLATIONDATA_RACE (30 of 113 remaining) [2023-11-06 22:37:06,284 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err47ASSERT_VIOLATIONDATA_RACE (29 of 113 remaining) [2023-11-06 22:37:06,284 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err48ASSERT_VIOLATIONDATA_RACE (28 of 113 remaining) [2023-11-06 22:37:06,284 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err10ASSERT_VIOLATIONDATA_RACE (27 of 113 remaining) [2023-11-06 22:37:06,285 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err11ASSERT_VIOLATIONDATA_RACE (26 of 113 remaining) [2023-11-06 22:37:06,285 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err49ASSERT_VIOLATIONDATA_RACE (25 of 113 remaining) [2023-11-06 22:37:06,285 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err50ASSERT_VIOLATIONDATA_RACE (24 of 113 remaining) [2023-11-06 22:37:06,285 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err23ASSERT_VIOLATIONDATA_RACE (23 of 113 remaining) [2023-11-06 22:37:06,285 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err12ASSERT_VIOLATIONDATA_RACE (22 of 113 remaining) [2023-11-06 22:37:06,286 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err51ASSERT_VIOLATIONDATA_RACE (21 of 113 remaining) [2023-11-06 22:37:06,286 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err24ASSERT_VIOLATIONDATA_RACE (20 of 113 remaining) [2023-11-06 22:37:06,286 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err25ASSERT_VIOLATIONDATA_RACE (19 of 113 remaining) [2023-11-06 22:37:06,286 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err26ASSERT_VIOLATIONDATA_RACE (18 of 113 remaining) [2023-11-06 22:37:06,286 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err27ASSERT_VIOLATIONDATA_RACE (17 of 113 remaining) [2023-11-06 22:37:06,287 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err28ASSERT_VIOLATIONDATA_RACE (16 of 113 remaining) [2023-11-06 22:37:06,287 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err42ASSERT_VIOLATIONDATA_RACE (15 of 113 remaining) [2023-11-06 22:37:06,287 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err43ASSERT_VIOLATIONDATA_RACE (14 of 113 remaining) [2023-11-06 22:37:06,287 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err44ASSERT_VIOLATIONDATA_RACE (13 of 113 remaining) [2023-11-06 22:37:06,287 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err45ASSERT_VIOLATIONDATA_RACE (12 of 113 remaining) [2023-11-06 22:37:06,288 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err13ASSERT_VIOLATIONDATA_RACE (11 of 113 remaining) [2023-11-06 22:37:06,288 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err14ASSERT_VIOLATIONDATA_RACE (10 of 113 remaining) [2023-11-06 22:37:06,289 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err46ASSERT_VIOLATIONDATA_RACE (9 of 113 remaining) [2023-11-06 22:37:06,290 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err15ASSERT_VIOLATIONDATA_RACE (8 of 113 remaining) [2023-11-06 22:37:06,291 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err29ASSERT_VIOLATIONDATA_RACE (7 of 113 remaining) [2023-11-06 22:37:06,291 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err30ASSERT_VIOLATIONDATA_RACE (6 of 113 remaining) [2023-11-06 22:37:06,291 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err31ASSERT_VIOLATIONDATA_RACE (5 of 113 remaining) [2023-11-06 22:37:06,292 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err32ASSERT_VIOLATIONDATA_RACE (4 of 113 remaining) [2023-11-06 22:37:06,296 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err33ASSERT_VIOLATIONDATA_RACE (3 of 113 remaining) [2023-11-06 22:37:06,296 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err34ASSERT_VIOLATIONDATA_RACE (2 of 113 remaining) [2023-11-06 22:37:06,298 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err35ASSERT_VIOLATIONDATA_RACE (1 of 113 remaining) [2023-11-06 22:37:06,298 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err36ASSERT_VIOLATIONDATA_RACE (0 of 113 remaining) [2023-11-06 22:37:06,299 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-06 22:37:06,299 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2023-11-06 22:37:06,301 WARN L233 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2023-11-06 22:37:06,302 INFO L519 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2023-11-06 22:37:06,372 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-11-06 22:37:06,392 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 683 places, 801 transitions, 1612 flow [2023-11-06 22:37:06,709 INFO L124 PetriNetUnfolderBase]: 125/825 cut-off events. [2023-11-06 22:37:06,709 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2023-11-06 22:37:06,743 INFO L83 FinitePrefix]: Finished finitePrefix Result has 833 conditions, 825 events. 125/825 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 28. Compared 4600 event pairs, 0 based on Foata normal form. 0/585 useless extension candidates. Maximal degree in co-relation 785. Up to 9 conditions per place. [2023-11-06 22:37:06,744 INFO L82 GeneralOperation]: Start removeDead. Operand has 683 places, 801 transitions, 1612 flow [2023-11-06 22:37:06,782 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 683 places, 801 transitions, 1612 flow [2023-11-06 22:37:06,782 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2023-11-06 22:37:06,782 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 683 places, 801 transitions, 1612 flow [2023-11-06 22:37:06,783 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 683 places, 801 transitions, 1612 flow [2023-11-06 22:37:06,783 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 683 places, 801 transitions, 1612 flow [2023-11-06 22:37:07,086 INFO L124 PetriNetUnfolderBase]: 125/825 cut-off events. [2023-11-06 22:37:07,086 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2023-11-06 22:37:07,116 INFO L83 FinitePrefix]: Finished finitePrefix Result has 833 conditions, 825 events. 125/825 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 28. Compared 4600 event pairs, 0 based on Foata normal form. 0/585 useless extension candidates. Maximal degree in co-relation 785. Up to 9 conditions per place. [2023-11-06 22:37:07,231 INFO L119 LiptonReduction]: Number of co-enabled transitions 320380 [2023-11-06 22:37:17,053 INFO L134 LiptonReduction]: Checked pairs total: 1604171 [2023-11-06 22:37:17,054 INFO L136 LiptonReduction]: Total number of compositions: 702 [2023-11-06 22:37:17,057 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-06 22:37:17,058 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@9d5fbe1, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-06 22:37:17,058 INFO L358 AbstractCegarLoop]: Starting to check reachability of 169 error locations. [2023-11-06 22:37:17,060 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2023-11-06 22:37:17,061 INFO L124 PetriNetUnfolderBase]: 0/5 cut-off events. [2023-11-06 22:37:17,061 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-11-06 22:37:17,061 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-06 22:37:17,061 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1] [2023-11-06 22:37:17,062 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err0ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 165 more)] === [2023-11-06 22:37:17,062 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:37:17,062 INFO L85 PathProgramCache]: Analyzing trace with hash 139585478, now seen corresponding path program 1 times [2023-11-06 22:37:17,062 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:37:17,063 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [913537522] [2023-11-06 22:37:17,063 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:37:17,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:37:17,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:37:17,079 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:37:17,080 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:37:17,080 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [913537522] [2023-11-06 22:37:17,080 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [913537522] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:37:17,080 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:37:17,081 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-11-06 22:37:17,081 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1920611479] [2023-11-06 22:37:17,081 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:37:17,081 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-06 22:37:17,082 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:37:17,082 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-06 22:37:17,082 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-06 22:37:17,084 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 637 out of 1503 [2023-11-06 22:37:17,087 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 354 places, 434 transitions, 878 flow. Second operand has 2 states, 2 states have (on average 639.0) internal successors, (1278), 2 states have internal predecessors, (1278), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:37:17,088 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-06 22:37:17,088 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 637 of 1503 [2023-11-06 22:37:17,088 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-06 22:37:21,076 INFO L124 PetriNetUnfolderBase]: 13256/28989 cut-off events. [2023-11-06 22:37:21,077 INFO L125 PetriNetUnfolderBase]: For 184/184 co-relation queries the response was YES. [2023-11-06 22:37:21,150 INFO L83 FinitePrefix]: Finished finitePrefix Result has 47528 conditions, 28989 events. 13256/28989 cut-off events. For 184/184 co-relation queries the response was YES. Maximal size of possible extension queue 886. Compared 297105 event pairs, 7870 based on Foata normal form. 2502/23315 useless extension candidates. Maximal degree in co-relation 13402. Up to 18369 conditions per place. [2023-11-06 22:37:21,317 INFO L140 encePairwiseOnDemand]: 1416/1503 looper letters, 150 selfloop transitions, 0 changer transitions 0/339 dead transitions. [2023-11-06 22:37:21,317 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 294 places, 339 transitions, 988 flow [2023-11-06 22:37:21,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 22:37:21,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2023-11-06 22:37:21,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 1511 transitions. [2023-11-06 22:37:21,325 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5026613439787092 [2023-11-06 22:37:21,325 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 1511 transitions. [2023-11-06 22:37:21,325 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 1511 transitions. [2023-11-06 22:37:21,327 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-06 22:37:21,327 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 1511 transitions. [2023-11-06 22:37:21,332 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 755.5) internal successors, (1511), 2 states have internal predecessors, (1511), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:37:21,341 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 1503.0) internal successors, (4509), 3 states have internal predecessors, (4509), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:37:21,345 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 1503.0) internal successors, (4509), 3 states have internal predecessors, (4509), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:37:21,345 INFO L175 Difference]: Start difference. First operand has 354 places, 434 transitions, 878 flow. Second operand 2 states and 1511 transitions. [2023-11-06 22:37:21,345 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 294 places, 339 transitions, 988 flow [2023-11-06 22:37:21,351 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 294 places, 339 transitions, 988 flow, removed 0 selfloop flow, removed 0 redundant places. [2023-11-06 22:37:21,359 INFO L231 Difference]: Finished difference. Result has 294 places, 339 transitions, 688 flow [2023-11-06 22:37:21,360 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1503, PETRI_DIFFERENCE_MINUEND_FLOW=688, PETRI_DIFFERENCE_MINUEND_PLACES=293, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=339, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=339, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=688, PETRI_PLACES=294, PETRI_TRANSITIONS=339} [2023-11-06 22:37:21,363 INFO L281 CegarLoopForPetriNet]: 354 programPoint places, -60 predicate places. [2023-11-06 22:37:21,364 INFO L495 AbstractCegarLoop]: Abstraction has has 294 places, 339 transitions, 688 flow [2023-11-06 22:37:21,365 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 639.0) internal successors, (1278), 2 states have internal predecessors, (1278), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:37:21,365 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-06 22:37:21,365 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1] [2023-11-06 22:37:21,365 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-11-06 22:37:21,366 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting thr1Err2ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 165 more)] === [2023-11-06 22:37:21,366 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:37:21,366 INFO L85 PathProgramCache]: Analyzing trace with hash 997771913, now seen corresponding path program 1 times [2023-11-06 22:37:21,366 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:37:21,366 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1224736261] [2023-11-06 22:37:21,367 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:37:21,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:37:21,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:37:21,412 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:37:21,413 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:37:21,413 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1224736261] [2023-11-06 22:37:21,413 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1224736261] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:37:21,413 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:37:21,413 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 22:37:21,414 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1251541364] [2023-11-06 22:37:21,414 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:37:21,414 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 22:37:21,414 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:37:21,416 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 22:37:21,416 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 22:37:21,565 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 541 out of 1503 [2023-11-06 22:37:21,569 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 294 places, 339 transitions, 688 flow. Second operand has 3 states, 3 states have (on average 543.0) internal successors, (1629), 3 states have internal predecessors, (1629), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:37:21,569 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-06 22:37:21,569 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 541 of 1503 [2023-11-06 22:37:21,569 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-06 22:37:28,427 INFO L124 PetriNetUnfolderBase]: 37280/73931 cut-off events. [2023-11-06 22:37:28,427 INFO L125 PetriNetUnfolderBase]: For 247/247 co-relation queries the response was YES. [2023-11-06 22:37:28,587 INFO L83 FinitePrefix]: Finished finitePrefix Result has 131170 conditions, 73931 events. 37280/73931 cut-off events. For 247/247 co-relation queries the response was YES. Maximal size of possible extension queue 1772. Compared 774531 event pairs, 10444 based on Foata normal form. 0/58035 useless extension candidates. Maximal degree in co-relation 131165. Up to 41812 conditions per place. [2023-11-06 22:37:28,952 INFO L140 encePairwiseOnDemand]: 1366/1503 looper letters, 319 selfloop transitions, 105 changer transitions 0/534 dead transitions. [2023-11-06 22:37:28,953 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 296 places, 534 transitions, 1931 flow [2023-11-06 22:37:28,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 22:37:28,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-06 22:37:28,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 2079 transitions. [2023-11-06 22:37:28,963 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.46107784431137727 [2023-11-06 22:37:28,964 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 2079 transitions. [2023-11-06 22:37:28,964 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 2079 transitions. [2023-11-06 22:37:28,966 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-06 22:37:28,966 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 2079 transitions. [2023-11-06 22:37:28,974 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 693.0) internal successors, (2079), 3 states have internal predecessors, (2079), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:37:28,988 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 1503.0) internal successors, (6012), 4 states have internal predecessors, (6012), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:37:28,994 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 1503.0) internal successors, (6012), 4 states have internal predecessors, (6012), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:37:28,994 INFO L175 Difference]: Start difference. First operand has 294 places, 339 transitions, 688 flow. Second operand 3 states and 2079 transitions. [2023-11-06 22:37:28,994 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 296 places, 534 transitions, 1931 flow [2023-11-06 22:37:29,001 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 296 places, 534 transitions, 1931 flow, removed 0 selfloop flow, removed 0 redundant places. [2023-11-06 22:37:29,013 INFO L231 Difference]: Finished difference. Result has 298 places, 444 transitions, 1592 flow [2023-11-06 22:37:29,014 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1503, PETRI_DIFFERENCE_MINUEND_FLOW=688, PETRI_DIFFERENCE_MINUEND_PLACES=294, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=339, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=234, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1592, PETRI_PLACES=298, PETRI_TRANSITIONS=444} [2023-11-06 22:37:29,017 INFO L281 CegarLoopForPetriNet]: 354 programPoint places, -56 predicate places. [2023-11-06 22:37:29,017 INFO L495 AbstractCegarLoop]: Abstraction has has 298 places, 444 transitions, 1592 flow [2023-11-06 22:37:29,019 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 543.0) internal successors, (1629), 3 states have internal predecessors, (1629), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:37:29,019 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-06 22:37:29,019 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:37:29,020 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-11-06 22:37:29,020 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting thr1Err5ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 165 more)] === [2023-11-06 22:37:29,021 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:37:29,021 INFO L85 PathProgramCache]: Analyzing trace with hash -841145312, now seen corresponding path program 1 times [2023-11-06 22:37:29,021 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:37:29,021 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [116922584] [2023-11-06 22:37:29,022 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:37:29,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:37:29,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:37:29,078 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:37:29,078 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:37:29,079 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [116922584] [2023-11-06 22:37:29,079 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [116922584] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:37:29,079 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:37:29,079 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 22:37:29,079 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1391806257] [2023-11-06 22:37:29,080 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:37:29,080 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 22:37:29,081 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:37:29,082 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 22:37:29,082 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 22:37:29,127 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 615 out of 1503 [2023-11-06 22:37:29,131 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 298 places, 444 transitions, 1592 flow. Second operand has 3 states, 3 states have (on average 617.3333333333334) internal successors, (1852), 3 states have internal predecessors, (1852), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:37:29,135 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-06 22:37:29,135 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 615 of 1503 [2023-11-06 22:37:29,136 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-06 22:37:39,215 INFO L124 PetriNetUnfolderBase]: 41661/86461 cut-off events. [2023-11-06 22:37:39,215 INFO L125 PetriNetUnfolderBase]: For 21583/23258 co-relation queries the response was YES. [2023-11-06 22:37:39,437 INFO L83 FinitePrefix]: Finished finitePrefix Result has 185293 conditions, 86461 events. 41661/86461 cut-off events. For 21583/23258 co-relation queries the response was YES. Maximal size of possible extension queue 1928. Compared 951471 event pairs, 11262 based on Foata normal form. 108/71846 useless extension candidates. Maximal degree in co-relation 185286. Up to 29383 conditions per place. [2023-11-06 22:37:39,861 INFO L140 encePairwiseOnDemand]: 1481/1503 looper letters, 428 selfloop transitions, 16 changer transitions 0/662 dead transitions. [2023-11-06 22:37:39,861 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 300 places, 662 transitions, 3269 flow [2023-11-06 22:37:39,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 22:37:39,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-06 22:37:39,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 2179 transitions. [2023-11-06 22:37:39,872 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.48325571080062096 [2023-11-06 22:37:39,872 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 2179 transitions. [2023-11-06 22:37:39,872 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 2179 transitions. [2023-11-06 22:37:39,875 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-06 22:37:39,875 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 2179 transitions. [2023-11-06 22:37:39,882 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 726.3333333333334) internal successors, (2179), 3 states have internal predecessors, (2179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:37:39,898 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 1503.0) internal successors, (6012), 4 states have internal predecessors, (6012), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:37:39,901 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 1503.0) internal successors, (6012), 4 states have internal predecessors, (6012), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:37:39,901 INFO L175 Difference]: Start difference. First operand has 298 places, 444 transitions, 1592 flow. Second operand 3 states and 2179 transitions. [2023-11-06 22:37:39,902 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 300 places, 662 transitions, 3269 flow [2023-11-06 22:37:40,509 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 298 places, 662 transitions, 2943 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-11-06 22:37:40,519 INFO L231 Difference]: Finished difference. Result has 300 places, 460 transitions, 1522 flow [2023-11-06 22:37:40,520 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1503, PETRI_DIFFERENCE_MINUEND_FLOW=1382, PETRI_DIFFERENCE_MINUEND_PLACES=296, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=444, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=428, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1522, PETRI_PLACES=300, PETRI_TRANSITIONS=460} [2023-11-06 22:37:40,521 INFO L281 CegarLoopForPetriNet]: 354 programPoint places, -54 predicate places. [2023-11-06 22:37:40,521 INFO L495 AbstractCegarLoop]: Abstraction has has 300 places, 460 transitions, 1522 flow [2023-11-06 22:37:40,522 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 617.3333333333334) internal successors, (1852), 3 states have internal predecessors, (1852), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:37:40,523 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-06 22:37:40,523 INFO L208 CegarLoopForPetriNet]: trace histogram [3, 2, 2, 1, 1, 1, 1] [2023-11-06 22:37:40,523 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-11-06 22:37:40,523 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 165 more)] === [2023-11-06 22:37:40,524 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:37:40,524 INFO L85 PathProgramCache]: Analyzing trace with hash -93312944, now seen corresponding path program 1 times [2023-11-06 22:37:40,524 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:37:40,524 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [958093891] [2023-11-06 22:37:40,524 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:37:40,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:37:40,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:37:40,544 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 22:37:40,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:37:40,558 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 22:37:40,559 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-06 22:37:40,559 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (168 of 169 remaining) [2023-11-06 22:37:40,559 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (167 of 169 remaining) [2023-11-06 22:37:40,560 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (166 of 169 remaining) [2023-11-06 22:37:40,560 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (165 of 169 remaining) [2023-11-06 22:37:40,560 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (164 of 169 remaining) [2023-11-06 22:37:40,560 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (163 of 169 remaining) [2023-11-06 22:37:40,560 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (162 of 169 remaining) [2023-11-06 22:37:40,561 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err53ASSERT_VIOLATIONDATA_RACE (161 of 169 remaining) [2023-11-06 22:37:40,561 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err19ASSERT_VIOLATIONDATA_RACE (160 of 169 remaining) [2023-11-06 22:37:40,561 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONDATA_RACE (159 of 169 remaining) [2023-11-06 22:37:40,561 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err54ASSERT_VIOLATIONDATA_RACE (158 of 169 remaining) [2023-11-06 22:37:40,562 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err55ASSERT_VIOLATIONDATA_RACE (157 of 169 remaining) [2023-11-06 22:37:40,562 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err41ASSERT_VIOLATIONDATA_RACE (156 of 169 remaining) [2023-11-06 22:37:40,562 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err52ASSERT_VIOLATIONDATA_RACE (155 of 169 remaining) [2023-11-06 22:37:40,562 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err7ASSERT_VIOLATIONDATA_RACE (154 of 169 remaining) [2023-11-06 22:37:40,562 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err16ASSERT_VIOLATIONDATA_RACE (153 of 169 remaining) [2023-11-06 22:37:40,563 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err17ASSERT_VIOLATIONDATA_RACE (152 of 169 remaining) [2023-11-06 22:37:40,563 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err20ASSERT_VIOLATIONDATA_RACE (151 of 169 remaining) [2023-11-06 22:37:40,563 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err37ASSERT_VIOLATIONDATA_RACE (150 of 169 remaining) [2023-11-06 22:37:40,563 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err40ASSERT_VIOLATIONDATA_RACE (149 of 169 remaining) [2023-11-06 22:37:40,564 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err18ASSERT_VIOLATIONDATA_RACE (148 of 169 remaining) [2023-11-06 22:37:40,564 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err8ASSERT_VIOLATIONDATA_RACE (147 of 169 remaining) [2023-11-06 22:37:40,564 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err21ASSERT_VIOLATIONDATA_RACE (146 of 169 remaining) [2023-11-06 22:37:40,564 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err38ASSERT_VIOLATIONDATA_RACE (145 of 169 remaining) [2023-11-06 22:37:40,565 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err22ASSERT_VIOLATIONDATA_RACE (144 of 169 remaining) [2023-11-06 22:37:40,565 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err9ASSERT_VIOLATIONDATA_RACE (143 of 169 remaining) [2023-11-06 22:37:40,565 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err39ASSERT_VIOLATIONDATA_RACE (142 of 169 remaining) [2023-11-06 22:37:40,565 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err47ASSERT_VIOLATIONDATA_RACE (141 of 169 remaining) [2023-11-06 22:37:40,565 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err48ASSERT_VIOLATIONDATA_RACE (140 of 169 remaining) [2023-11-06 22:37:40,566 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err10ASSERT_VIOLATIONDATA_RACE (139 of 169 remaining) [2023-11-06 22:37:40,566 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err11ASSERT_VIOLATIONDATA_RACE (138 of 169 remaining) [2023-11-06 22:37:40,566 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err49ASSERT_VIOLATIONDATA_RACE (137 of 169 remaining) [2023-11-06 22:37:40,566 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err50ASSERT_VIOLATIONDATA_RACE (136 of 169 remaining) [2023-11-06 22:37:40,567 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err23ASSERT_VIOLATIONDATA_RACE (135 of 169 remaining) [2023-11-06 22:37:40,567 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err12ASSERT_VIOLATIONDATA_RACE (134 of 169 remaining) [2023-11-06 22:37:40,567 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err51ASSERT_VIOLATIONDATA_RACE (133 of 169 remaining) [2023-11-06 22:37:40,567 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err24ASSERT_VIOLATIONDATA_RACE (132 of 169 remaining) [2023-11-06 22:37:40,567 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err25ASSERT_VIOLATIONDATA_RACE (131 of 169 remaining) [2023-11-06 22:37:40,568 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err26ASSERT_VIOLATIONDATA_RACE (130 of 169 remaining) [2023-11-06 22:37:40,568 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err27ASSERT_VIOLATIONDATA_RACE (129 of 169 remaining) [2023-11-06 22:37:40,568 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err28ASSERT_VIOLATIONDATA_RACE (128 of 169 remaining) [2023-11-06 22:37:40,568 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err42ASSERT_VIOLATIONDATA_RACE (127 of 169 remaining) [2023-11-06 22:37:40,569 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err43ASSERT_VIOLATIONDATA_RACE (126 of 169 remaining) [2023-11-06 22:37:40,569 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err44ASSERT_VIOLATIONDATA_RACE (125 of 169 remaining) [2023-11-06 22:37:40,569 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err45ASSERT_VIOLATIONDATA_RACE (124 of 169 remaining) [2023-11-06 22:37:40,569 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err13ASSERT_VIOLATIONDATA_RACE (123 of 169 remaining) [2023-11-06 22:37:40,569 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err14ASSERT_VIOLATIONDATA_RACE (122 of 169 remaining) [2023-11-06 22:37:40,570 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err46ASSERT_VIOLATIONDATA_RACE (121 of 169 remaining) [2023-11-06 22:37:40,570 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err15ASSERT_VIOLATIONDATA_RACE (120 of 169 remaining) [2023-11-06 22:37:40,570 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err29ASSERT_VIOLATIONDATA_RACE (119 of 169 remaining) [2023-11-06 22:37:40,570 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err30ASSERT_VIOLATIONDATA_RACE (118 of 169 remaining) [2023-11-06 22:37:40,570 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err31ASSERT_VIOLATIONDATA_RACE (117 of 169 remaining) [2023-11-06 22:37:40,571 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err32ASSERT_VIOLATIONDATA_RACE (116 of 169 remaining) [2023-11-06 22:37:40,571 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err33ASSERT_VIOLATIONDATA_RACE (115 of 169 remaining) [2023-11-06 22:37:40,571 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err34ASSERT_VIOLATIONDATA_RACE (114 of 169 remaining) [2023-11-06 22:37:40,571 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err35ASSERT_VIOLATIONDATA_RACE (113 of 169 remaining) [2023-11-06 22:37:40,572 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err36ASSERT_VIOLATIONDATA_RACE (112 of 169 remaining) [2023-11-06 22:37:40,572 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (111 of 169 remaining) [2023-11-06 22:37:40,572 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (110 of 169 remaining) [2023-11-06 22:37:40,572 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (109 of 169 remaining) [2023-11-06 22:37:40,572 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (108 of 169 remaining) [2023-11-06 22:37:40,573 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (107 of 169 remaining) [2023-11-06 22:37:40,573 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (106 of 169 remaining) [2023-11-06 22:37:40,573 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err53ASSERT_VIOLATIONDATA_RACE (105 of 169 remaining) [2023-11-06 22:37:40,573 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err19ASSERT_VIOLATIONDATA_RACE (104 of 169 remaining) [2023-11-06 22:37:40,574 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONDATA_RACE (103 of 169 remaining) [2023-11-06 22:37:40,574 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err54ASSERT_VIOLATIONDATA_RACE (102 of 169 remaining) [2023-11-06 22:37:40,574 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err55ASSERT_VIOLATIONDATA_RACE (101 of 169 remaining) [2023-11-06 22:37:40,574 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err41ASSERT_VIOLATIONDATA_RACE (100 of 169 remaining) [2023-11-06 22:37:40,574 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err52ASSERT_VIOLATIONDATA_RACE (99 of 169 remaining) [2023-11-06 22:37:40,575 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err7ASSERT_VIOLATIONDATA_RACE (98 of 169 remaining) [2023-11-06 22:37:40,575 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err16ASSERT_VIOLATIONDATA_RACE (97 of 169 remaining) [2023-11-06 22:37:40,575 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err17ASSERT_VIOLATIONDATA_RACE (96 of 169 remaining) [2023-11-06 22:37:40,575 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err20ASSERT_VIOLATIONDATA_RACE (95 of 169 remaining) [2023-11-06 22:37:40,576 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err37ASSERT_VIOLATIONDATA_RACE (94 of 169 remaining) [2023-11-06 22:37:40,576 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err40ASSERT_VIOLATIONDATA_RACE (93 of 169 remaining) [2023-11-06 22:37:40,576 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err18ASSERT_VIOLATIONDATA_RACE (92 of 169 remaining) [2023-11-06 22:37:40,576 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err8ASSERT_VIOLATIONDATA_RACE (91 of 169 remaining) [2023-11-06 22:37:40,576 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err21ASSERT_VIOLATIONDATA_RACE (90 of 169 remaining) [2023-11-06 22:37:40,577 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err38ASSERT_VIOLATIONDATA_RACE (89 of 169 remaining) [2023-11-06 22:37:40,577 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err22ASSERT_VIOLATIONDATA_RACE (88 of 169 remaining) [2023-11-06 22:37:40,577 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err9ASSERT_VIOLATIONDATA_RACE (87 of 169 remaining) [2023-11-06 22:37:40,577 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err39ASSERT_VIOLATIONDATA_RACE (86 of 169 remaining) [2023-11-06 22:37:40,577 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err47ASSERT_VIOLATIONDATA_RACE (85 of 169 remaining) [2023-11-06 22:37:40,578 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err48ASSERT_VIOLATIONDATA_RACE (84 of 169 remaining) [2023-11-06 22:37:40,578 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err10ASSERT_VIOLATIONDATA_RACE (83 of 169 remaining) [2023-11-06 22:37:40,578 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err11ASSERT_VIOLATIONDATA_RACE (82 of 169 remaining) [2023-11-06 22:37:40,578 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err49ASSERT_VIOLATIONDATA_RACE (81 of 169 remaining) [2023-11-06 22:37:40,578 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err50ASSERT_VIOLATIONDATA_RACE (80 of 169 remaining) [2023-11-06 22:37:40,579 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err23ASSERT_VIOLATIONDATA_RACE (79 of 169 remaining) [2023-11-06 22:37:40,579 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err12ASSERT_VIOLATIONDATA_RACE (78 of 169 remaining) [2023-11-06 22:37:40,579 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err51ASSERT_VIOLATIONDATA_RACE (77 of 169 remaining) [2023-11-06 22:37:40,579 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err24ASSERT_VIOLATIONDATA_RACE (76 of 169 remaining) [2023-11-06 22:37:40,580 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err25ASSERT_VIOLATIONDATA_RACE (75 of 169 remaining) [2023-11-06 22:37:40,580 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err26ASSERT_VIOLATIONDATA_RACE (74 of 169 remaining) [2023-11-06 22:37:40,580 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err27ASSERT_VIOLATIONDATA_RACE (73 of 169 remaining) [2023-11-06 22:37:40,580 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err28ASSERT_VIOLATIONDATA_RACE (72 of 169 remaining) [2023-11-06 22:37:40,580 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err42ASSERT_VIOLATIONDATA_RACE (71 of 169 remaining) [2023-11-06 22:37:40,581 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err43ASSERT_VIOLATIONDATA_RACE (70 of 169 remaining) [2023-11-06 22:37:40,581 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err44ASSERT_VIOLATIONDATA_RACE (69 of 169 remaining) [2023-11-06 22:37:40,581 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err45ASSERT_VIOLATIONDATA_RACE (68 of 169 remaining) [2023-11-06 22:37:40,581 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err13ASSERT_VIOLATIONDATA_RACE (67 of 169 remaining) [2023-11-06 22:37:40,582 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err14ASSERT_VIOLATIONDATA_RACE (66 of 169 remaining) [2023-11-06 22:37:40,582 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err46ASSERT_VIOLATIONDATA_RACE (65 of 169 remaining) [2023-11-06 22:37:40,582 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err15ASSERT_VIOLATIONDATA_RACE (64 of 169 remaining) [2023-11-06 22:37:40,582 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err29ASSERT_VIOLATIONDATA_RACE (63 of 169 remaining) [2023-11-06 22:37:40,582 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err30ASSERT_VIOLATIONDATA_RACE (62 of 169 remaining) [2023-11-06 22:37:40,583 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err31ASSERT_VIOLATIONDATA_RACE (61 of 169 remaining) [2023-11-06 22:37:40,583 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err32ASSERT_VIOLATIONDATA_RACE (60 of 169 remaining) [2023-11-06 22:37:40,583 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err33ASSERT_VIOLATIONDATA_RACE (59 of 169 remaining) [2023-11-06 22:37:40,583 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err34ASSERT_VIOLATIONDATA_RACE (58 of 169 remaining) [2023-11-06 22:37:40,584 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err35ASSERT_VIOLATIONDATA_RACE (57 of 169 remaining) [2023-11-06 22:37:40,584 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err36ASSERT_VIOLATIONDATA_RACE (56 of 169 remaining) [2023-11-06 22:37:40,584 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (55 of 169 remaining) [2023-11-06 22:37:40,584 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (54 of 169 remaining) [2023-11-06 22:37:40,584 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (53 of 169 remaining) [2023-11-06 22:37:40,585 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (52 of 169 remaining) [2023-11-06 22:37:40,585 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (51 of 169 remaining) [2023-11-06 22:37:40,585 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (50 of 169 remaining) [2023-11-06 22:37:40,585 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err53ASSERT_VIOLATIONDATA_RACE (49 of 169 remaining) [2023-11-06 22:37:40,586 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err19ASSERT_VIOLATIONDATA_RACE (48 of 169 remaining) [2023-11-06 22:37:40,586 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONDATA_RACE (47 of 169 remaining) [2023-11-06 22:37:40,586 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err54ASSERT_VIOLATIONDATA_RACE (46 of 169 remaining) [2023-11-06 22:37:40,586 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err55ASSERT_VIOLATIONDATA_RACE (45 of 169 remaining) [2023-11-06 22:37:40,586 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err41ASSERT_VIOLATIONDATA_RACE (44 of 169 remaining) [2023-11-06 22:37:40,587 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err52ASSERT_VIOLATIONDATA_RACE (43 of 169 remaining) [2023-11-06 22:37:40,587 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err7ASSERT_VIOLATIONDATA_RACE (42 of 169 remaining) [2023-11-06 22:37:40,587 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err16ASSERT_VIOLATIONDATA_RACE (41 of 169 remaining) [2023-11-06 22:37:40,587 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err17ASSERT_VIOLATIONDATA_RACE (40 of 169 remaining) [2023-11-06 22:37:40,587 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err20ASSERT_VIOLATIONDATA_RACE (39 of 169 remaining) [2023-11-06 22:37:40,588 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err37ASSERT_VIOLATIONDATA_RACE (38 of 169 remaining) [2023-11-06 22:37:40,588 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err40ASSERT_VIOLATIONDATA_RACE (37 of 169 remaining) [2023-11-06 22:37:40,588 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err18ASSERT_VIOLATIONDATA_RACE (36 of 169 remaining) [2023-11-06 22:37:40,588 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err8ASSERT_VIOLATIONDATA_RACE (35 of 169 remaining) [2023-11-06 22:37:40,589 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err21ASSERT_VIOLATIONDATA_RACE (34 of 169 remaining) [2023-11-06 22:37:40,589 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err38ASSERT_VIOLATIONDATA_RACE (33 of 169 remaining) [2023-11-06 22:37:40,589 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err22ASSERT_VIOLATIONDATA_RACE (32 of 169 remaining) [2023-11-06 22:37:40,589 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err9ASSERT_VIOLATIONDATA_RACE (31 of 169 remaining) [2023-11-06 22:37:40,589 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err39ASSERT_VIOLATIONDATA_RACE (30 of 169 remaining) [2023-11-06 22:37:40,590 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err47ASSERT_VIOLATIONDATA_RACE (29 of 169 remaining) [2023-11-06 22:37:40,590 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err48ASSERT_VIOLATIONDATA_RACE (28 of 169 remaining) [2023-11-06 22:37:40,590 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err10ASSERT_VIOLATIONDATA_RACE (27 of 169 remaining) [2023-11-06 22:37:40,590 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err11ASSERT_VIOLATIONDATA_RACE (26 of 169 remaining) [2023-11-06 22:37:40,590 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err49ASSERT_VIOLATIONDATA_RACE (25 of 169 remaining) [2023-11-06 22:37:40,591 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err50ASSERT_VIOLATIONDATA_RACE (24 of 169 remaining) [2023-11-06 22:37:40,591 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err23ASSERT_VIOLATIONDATA_RACE (23 of 169 remaining) [2023-11-06 22:37:40,591 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err12ASSERT_VIOLATIONDATA_RACE (22 of 169 remaining) [2023-11-06 22:37:40,591 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err51ASSERT_VIOLATIONDATA_RACE (21 of 169 remaining) [2023-11-06 22:37:40,592 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err24ASSERT_VIOLATIONDATA_RACE (20 of 169 remaining) [2023-11-06 22:37:40,592 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err25ASSERT_VIOLATIONDATA_RACE (19 of 169 remaining) [2023-11-06 22:37:40,592 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err26ASSERT_VIOLATIONDATA_RACE (18 of 169 remaining) [2023-11-06 22:37:40,592 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err27ASSERT_VIOLATIONDATA_RACE (17 of 169 remaining) [2023-11-06 22:37:40,592 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err28ASSERT_VIOLATIONDATA_RACE (16 of 169 remaining) [2023-11-06 22:37:40,593 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err42ASSERT_VIOLATIONDATA_RACE (15 of 169 remaining) [2023-11-06 22:37:40,593 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err43ASSERT_VIOLATIONDATA_RACE (14 of 169 remaining) [2023-11-06 22:37:40,593 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err44ASSERT_VIOLATIONDATA_RACE (13 of 169 remaining) [2023-11-06 22:37:40,593 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err45ASSERT_VIOLATIONDATA_RACE (12 of 169 remaining) [2023-11-06 22:37:40,593 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err13ASSERT_VIOLATIONDATA_RACE (11 of 169 remaining) [2023-11-06 22:37:40,594 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err14ASSERT_VIOLATIONDATA_RACE (10 of 169 remaining) [2023-11-06 22:37:40,594 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err46ASSERT_VIOLATIONDATA_RACE (9 of 169 remaining) [2023-11-06 22:37:40,594 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err15ASSERT_VIOLATIONDATA_RACE (8 of 169 remaining) [2023-11-06 22:37:40,594 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err29ASSERT_VIOLATIONDATA_RACE (7 of 169 remaining) [2023-11-06 22:37:40,594 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err30ASSERT_VIOLATIONDATA_RACE (6 of 169 remaining) [2023-11-06 22:37:40,595 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err31ASSERT_VIOLATIONDATA_RACE (5 of 169 remaining) [2023-11-06 22:37:40,595 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err32ASSERT_VIOLATIONDATA_RACE (4 of 169 remaining) [2023-11-06 22:37:40,743 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err33ASSERT_VIOLATIONDATA_RACE (3 of 169 remaining) [2023-11-06 22:37:40,743 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err34ASSERT_VIOLATIONDATA_RACE (2 of 169 remaining) [2023-11-06 22:37:40,743 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err35ASSERT_VIOLATIONDATA_RACE (1 of 169 remaining) [2023-11-06 22:37:40,744 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err36ASSERT_VIOLATIONDATA_RACE (0 of 169 remaining) [2023-11-06 22:37:40,744 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-11-06 22:37:40,744 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2023-11-06 22:37:40,745 WARN L233 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2023-11-06 22:37:40,745 INFO L519 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2023-11-06 22:37:40,846 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-11-06 22:37:40,859 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 1011 places, 1188 transitions, 2394 flow [2023-11-06 22:37:41,466 INFO L124 PetriNetUnfolderBase]: 187/1225 cut-off events. [2023-11-06 22:37:41,466 INFO L125 PetriNetUnfolderBase]: For 7/7 co-relation queries the response was YES. [2023-11-06 22:37:41,534 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1238 conditions, 1225 events. 187/1225 cut-off events. For 7/7 co-relation queries the response was YES. Maximal size of possible extension queue 35. Compared 7816 event pairs, 0 based on Foata normal form. 0/866 useless extension candidates. Maximal degree in co-relation 1171. Up to 9 conditions per place. [2023-11-06 22:37:41,534 INFO L82 GeneralOperation]: Start removeDead. Operand has 1011 places, 1188 transitions, 2394 flow [2023-11-06 22:37:41,638 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 1011 places, 1188 transitions, 2394 flow [2023-11-06 22:37:41,639 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2023-11-06 22:37:41,639 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 1011 places, 1188 transitions, 2394 flow [2023-11-06 22:37:41,639 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 1011 places, 1188 transitions, 2394 flow [2023-11-06 22:37:41,639 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 1011 places, 1188 transitions, 2394 flow [2023-11-06 22:37:42,371 INFO L124 PetriNetUnfolderBase]: 187/1225 cut-off events. [2023-11-06 22:37:42,371 INFO L125 PetriNetUnfolderBase]: For 7/7 co-relation queries the response was YES. [2023-11-06 22:37:42,425 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1238 conditions, 1225 events. 187/1225 cut-off events. For 7/7 co-relation queries the response was YES. Maximal size of possible extension queue 35. Compared 7816 event pairs, 0 based on Foata normal form. 0/866 useless extension candidates. Maximal degree in co-relation 1171. Up to 9 conditions per place. [2023-11-06 22:37:42,704 INFO L119 LiptonReduction]: Number of co-enabled transitions 928716 [2023-11-06 22:37:58,329 INFO L134 LiptonReduction]: Checked pairs total: 4783546 [2023-11-06 22:37:58,329 INFO L136 LiptonReduction]: Total number of compositions: 1055 [2023-11-06 22:37:58,333 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-06 22:37:58,334 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@9d5fbe1, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-06 22:37:58,334 INFO L358 AbstractCegarLoop]: Starting to check reachability of 225 error locations. [2023-11-06 22:37:58,335 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2023-11-06 22:37:58,336 INFO L124 PetriNetUnfolderBase]: 0/5 cut-off events. [2023-11-06 22:37:58,336 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-11-06 22:37:58,336 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-06 22:37:58,336 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1] [2023-11-06 22:37:58,336 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err0ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 221 more)] === [2023-11-06 22:37:58,337 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:37:58,337 INFO L85 PathProgramCache]: Analyzing trace with hash 221367511, now seen corresponding path program 1 times [2023-11-06 22:37:58,337 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:37:58,337 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1533089107] [2023-11-06 22:37:58,337 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:37:58,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:37:58,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:37:58,359 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:37:58,359 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:37:58,359 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1533089107] [2023-11-06 22:37:58,360 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1533089107] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:37:58,360 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:37:58,360 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-11-06 22:37:58,360 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1109140285] [2023-11-06 22:37:58,360 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:37:58,361 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-06 22:37:58,361 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:37:58,361 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-06 22:37:58,362 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-06 22:37:58,365 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 943 out of 2243 [2023-11-06 22:37:58,368 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 533 places, 656 transitions, 1330 flow. Second operand has 2 states, 2 states have (on average 945.0) internal successors, (1890), 2 states have internal predecessors, (1890), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:37:58,368 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-06 22:37:58,368 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 943 of 2243 [2023-11-06 22:37:58,369 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand