./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 6497de01 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd2ed702-30f7-47fb-89e5-16b3581e88a8/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd2ed702-30f7-47fb-89e5-16b3581e88a8/bin/uautomizer-verify-LYvppIcaGC/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd2ed702-30f7-47fb-89e5-16b3581e88a8/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd2ed702-30f7-47fb-89e5-16b3581e88a8/bin/uautomizer-verify-LYvppIcaGC/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_fd2ed702-30f7-47fb-89e5-16b3581e88a8/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd2ed702-30f7-47fb-89e5-16b3581e88a8/bin/uautomizer-verify-LYvppIcaGC --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 33c040d0fbd9b1f189d3917c569371e7923ba6ef4820715ff1ef4976213f5b31 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-6497de0 [2024-11-23 18:38:11,439 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-23 18:38:11,574 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd2ed702-30f7-47fb-89e5-16b3581e88a8/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-DataRace-32bit-Automizer_Default.epf [2024-11-23 18:38:11,586 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-23 18:38:11,586 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-23 18:38:11,633 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-23 18:38:11,635 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-23 18:38:11,636 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-23 18:38:11,637 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-23 18:38:11,637 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-23 18:38:11,638 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-23 18:38:11,639 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-23 18:38:11,639 INFO L153 SettingsManager]: * Use SBE=true [2024-11-23 18:38:11,639 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-23 18:38:11,640 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-23 18:38:11,640 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-23 18:38:11,640 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-23 18:38:11,641 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-23 18:38:11,641 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-23 18:38:11,641 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-23 18:38:11,641 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-23 18:38:11,642 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-23 18:38:11,642 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-11-23 18:38:11,642 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-23 18:38:11,642 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-23 18:38:11,642 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-23 18:38:11,642 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-23 18:38:11,642 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-23 18:38:11,643 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-23 18:38:11,643 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-23 18:38:11,643 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-23 18:38:11,643 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 18:38:11,643 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-23 18:38:11,643 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-23 18:38:11,644 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-23 18:38:11,645 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 18:38:11,645 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-23 18:38:11,645 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-23 18:38:11,645 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-23 18:38:11,645 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-23 18:38:11,646 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-23 18:38:11,646 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-23 18:38:11,646 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-23 18:38:11,646 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-23 18:38:11,646 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-23 18:38:11,646 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-23 18:38:11,646 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd2ed702-30f7-47fb-89e5-16b3581e88a8/bin/uautomizer-verify-LYvppIcaGC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 33c040d0fbd9b1f189d3917c569371e7923ba6ef4820715ff1ef4976213f5b31 [2024-11-23 18:38:12,108 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-23 18:38:12,125 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-23 18:38:12,131 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-23 18:38:12,136 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-23 18:38:12,137 INFO L274 PluginConnector]: CDTParser initialized [2024-11-23 18:38:12,140 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd2ed702-30f7-47fb-89e5-16b3581e88a8/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/pthread-ext/44_Solaris_space_map_sliced.i [2024-11-23 18:38:16,180 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd2ed702-30f7-47fb-89e5-16b3581e88a8/bin/uautomizer-verify-LYvppIcaGC/data/2e66cdc1b/f0323d9cfa9d446daf384b8111bac45e/FLAGd8b97f2dc [2024-11-23 18:38:16,587 INFO L384 CDTParser]: Found 1 translation units. [2024-11-23 18:38:16,588 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd2ed702-30f7-47fb-89e5-16b3581e88a8/sv-benchmarks/c/pthread-ext/44_Solaris_space_map_sliced.i [2024-11-23 18:38:16,606 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd2ed702-30f7-47fb-89e5-16b3581e88a8/bin/uautomizer-verify-LYvppIcaGC/data/2e66cdc1b/f0323d9cfa9d446daf384b8111bac45e/FLAGd8b97f2dc [2024-11-23 18:38:16,627 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd2ed702-30f7-47fb-89e5-16b3581e88a8/bin/uautomizer-verify-LYvppIcaGC/data/2e66cdc1b/f0323d9cfa9d446daf384b8111bac45e [2024-11-23 18:38:16,631 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-23 18:38:16,633 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-23 18:38:16,635 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-23 18:38:16,635 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-23 18:38:16,642 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-23 18:38:16,643 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 06:38:16" (1/1) ... [2024-11-23 18:38:16,644 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d10cdca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:38:16, skipping insertion in model container [2024-11-23 18:38:16,645 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 06:38:16" (1/1) ... [2024-11-23 18:38:16,704 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-23 18:38:17,230 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-23 18:38:17,245 INFO L200 MainTranslator]: Completed pre-run [2024-11-23 18:38:17,389 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-23 18:38:17,455 INFO L204 MainTranslator]: Completed translation [2024-11-23 18:38:17,456 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:38:17 WrapperNode [2024-11-23 18:38:17,457 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-23 18:38:17,458 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-23 18:38:17,460 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-23 18:38:17,460 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-23 18:38:17,474 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:38:17" (1/1) ... [2024-11-23 18:38:17,501 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:38:17" (1/1) ... [2024-11-23 18:38:17,576 INFO L138 Inliner]: procedures = 177, calls = 40, calls flagged for inlining = 35, calls inlined = 46, statements flattened = 468 [2024-11-23 18:38:17,576 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-23 18:38:17,577 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-23 18:38:17,577 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-23 18:38:17,578 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-23 18:38:17,591 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:38:17" (1/1) ... [2024-11-23 18:38:17,592 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:38:17" (1/1) ... [2024-11-23 18:38:17,601 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:38:17" (1/1) ... [2024-11-23 18:38:17,605 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:38:17" (1/1) ... [2024-11-23 18:38:17,624 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:38:17" (1/1) ... [2024-11-23 18:38:17,633 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:38:17" (1/1) ... [2024-11-23 18:38:17,649 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:38:17" (1/1) ... [2024-11-23 18:38:17,652 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:38:17" (1/1) ... [2024-11-23 18:38:17,654 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:38:17" (1/1) ... [2024-11-23 18:38:17,661 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-23 18:38:17,662 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-23 18:38:17,662 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-23 18:38:17,662 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-23 18:38:17,664 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:38:17" (1/1) ... [2024-11-23 18:38:17,680 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 18:38:17,702 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd2ed702-30f7-47fb-89e5-16b3581e88a8/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 18:38:17,717 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd2ed702-30f7-47fb-89e5-16b3581e88a8/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-23 18:38:17,721 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd2ed702-30f7-47fb-89e5-16b3581e88a8/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-23 18:38:17,752 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2024-11-23 18:38:17,753 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2024-11-23 18:38:17,753 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-23 18:38:17,753 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-23 18:38:17,753 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-23 18:38:17,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-23 18:38:17,756 WARN L203 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-23 18:38:17,929 INFO L234 CfgBuilder]: Building ICFG [2024-11-23 18:38:17,932 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-23 18:38:19,150 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-23 18:38:19,150 INFO L283 CfgBuilder]: Performing block encoding [2024-11-23 18:38:19,583 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-23 18:38:19,583 INFO L312 CfgBuilder]: Removed 6 assume(true) statements. [2024-11-23 18:38:19,584 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 06:38:19 BoogieIcfgContainer [2024-11-23 18:38:19,584 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-23 18:38:19,587 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-23 18:38:19,587 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-23 18:38:19,594 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-23 18:38:19,595 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 06:38:16" (1/3) ... [2024-11-23 18:38:19,596 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c77316a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 06:38:19, skipping insertion in model container [2024-11-23 18:38:19,596 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:38:17" (2/3) ... [2024-11-23 18:38:19,596 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c77316a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 06:38:19, skipping insertion in model container [2024-11-23 18:38:19,596 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 06:38:19" (3/3) ... [2024-11-23 18:38:19,598 INFO L128 eAbstractionObserver]: Analyzing ICFG 44_Solaris_space_map_sliced.i [2024-11-23 18:38:19,621 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-23 18:38:19,623 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG 44_Solaris_space_map_sliced.i that has 2 procedures, 340 locations, 1 initial locations, 5 loop locations, and 56 error locations. [2024-11-23 18:38:19,624 INFO L491 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-23 18:38:19,798 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-11-23 18:38:19,881 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 343 places, 402 transitions, 808 flow [2024-11-23 18:38:20,066 INFO L124 PetriNetUnfolderBase]: 63/410 cut-off events. [2024-11-23 18:38:20,069 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-11-23 18:38:20,082 INFO L83 FinitePrefix]: Finished finitePrefix Result has 414 conditions, 410 events. 63/410 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 23. Compared 1606 event pairs, 0 based on Foata normal form. 0/289 useless extension candidates. Maximal degree in co-relation 387. Up to 9 conditions per place. [2024-11-23 18:38:20,082 INFO L82 GeneralOperation]: Start removeDead. Operand has 343 places, 402 transitions, 808 flow [2024-11-23 18:38:20,097 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 343 places, 402 transitions, 808 flow [2024-11-23 18:38:20,114 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-23 18:38:20,144 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@5cc58be3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-23 18:38:20,145 INFO L334 AbstractCegarLoop]: Starting to check reachability of 113 error locations. [2024-11-23 18:38:20,156 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-11-23 18:38:20,156 INFO L124 PetriNetUnfolderBase]: 2/26 cut-off events. [2024-11-23 18:38:20,156 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-11-23 18:38:20,158 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-23 18:38:20,158 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 18:38:20,159 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err0ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 109 more)] === [2024-11-23 18:38:20,168 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:38:20,169 INFO L85 PathProgramCache]: Analyzing trace with hash -1286584998, now seen corresponding path program 1 times [2024-11-23 18:38:20,181 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 18:38:20,182 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1277422974] [2024-11-23 18:38:20,182 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:38:20,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 18:38:20,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:38:20,424 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-23 18:38:20,425 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 18:38:20,425 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1277422974] [2024-11-23 18:38:20,426 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1277422974] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 18:38:20,426 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 18:38:20,427 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-11-23 18:38:20,429 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [351932356] [2024-11-23 18:38:20,429 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 18:38:20,442 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-23 18:38:20,450 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 18:38:20,480 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-23 18:38:20,481 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-23 18:38:20,485 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 319 out of 402 [2024-11-23 18:38:20,490 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 343 places, 402 transitions, 808 flow. Second operand has 2 states, 2 states have (on average 320.0) internal successors, (640), 2 states have internal predecessors, (640), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-23 18:38:20,518 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-23 18:38:20,518 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 319 of 402 [2024-11-23 18:38:20,521 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-23 18:38:20,704 INFO L124 PetriNetUnfolderBase]: 29/324 cut-off events. [2024-11-23 18:38:20,705 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2024-11-23 18:38:20,706 INFO L83 FinitePrefix]: Finished finitePrefix Result has 343 conditions, 324 events. 29/324 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 15. Compared 1183 event pairs, 0 based on Foata normal form. 47/302 useless extension candidates. Maximal degree in co-relation 319. Up to 15 conditions per place. [2024-11-23 18:38:20,709 INFO L140 encePairwiseOnDemand]: 342/402 looper letters, 14 selfloop transitions, 0 changer transitions 0/321 dead transitions. [2024-11-23 18:38:20,710 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 296 places, 321 transitions, 674 flow [2024-11-23 18:38:20,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-23 18:38:20,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2024-11-23 18:38:20,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 712 transitions. [2024-11-23 18:38:20,732 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8855721393034826 [2024-11-23 18:38:20,739 INFO L175 Difference]: Start difference. First operand has 343 places, 402 transitions, 808 flow. Second operand 2 states and 712 transitions. [2024-11-23 18:38:20,740 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 296 places, 321 transitions, 674 flow [2024-11-23 18:38:20,750 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 296 places, 321 transitions, 674 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-11-23 18:38:20,761 INFO L231 Difference]: Finished difference. Result has 296 places, 321 transitions, 646 flow [2024-11-23 18:38:20,768 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=402, PETRI_DIFFERENCE_MINUEND_FLOW=646, PETRI_DIFFERENCE_MINUEND_PLACES=295, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=321, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=321, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=646, PETRI_PLACES=296, PETRI_TRANSITIONS=321} [2024-11-23 18:38:20,776 INFO L279 CegarLoopForPetriNet]: 343 programPoint places, -47 predicate places. [2024-11-23 18:38:20,776 INFO L471 AbstractCegarLoop]: Abstraction has has 296 places, 321 transitions, 646 flow [2024-11-23 18:38:20,779 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 320.0) internal successors, (640), 2 states have internal predecessors, (640), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-23 18:38:20,779 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-23 18:38:20,780 INFO L206 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 18:38:20,781 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-23 18:38:20,781 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 109 more)] === [2024-11-23 18:38:20,782 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:38:20,782 INFO L85 PathProgramCache]: Analyzing trace with hash 537501893, now seen corresponding path program 1 times [2024-11-23 18:38:20,783 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 18:38:20,783 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [185307029] [2024-11-23 18:38:20,783 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:38:20,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 18:38:20,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 18:38:20,834 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-23 18:38:20,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 18:38:20,899 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-23 18:38:20,899 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-23 18:38:20,901 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (112 of 113 remaining) [2024-11-23 18:38:20,909 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (111 of 113 remaining) [2024-11-23 18:38:20,910 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (110 of 113 remaining) [2024-11-23 18:38:20,910 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (109 of 113 remaining) [2024-11-23 18:38:20,910 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (108 of 113 remaining) [2024-11-23 18:38:20,910 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (107 of 113 remaining) [2024-11-23 18:38:20,910 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (106 of 113 remaining) [2024-11-23 18:38:20,910 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err19ASSERT_VIOLATIONDATA_RACE (105 of 113 remaining) [2024-11-23 18:38:20,910 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONDATA_RACE (104 of 113 remaining) [2024-11-23 18:38:20,911 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err41ASSERT_VIOLATIONDATA_RACE (103 of 113 remaining) [2024-11-23 18:38:20,911 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err52ASSERT_VIOLATIONDATA_RACE (102 of 113 remaining) [2024-11-23 18:38:20,911 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err53ASSERT_VIOLATIONDATA_RACE (101 of 113 remaining) [2024-11-23 18:38:20,911 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err16ASSERT_VIOLATIONDATA_RACE (100 of 113 remaining) [2024-11-23 18:38:20,911 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err17ASSERT_VIOLATIONDATA_RACE (99 of 113 remaining) [2024-11-23 18:38:20,911 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err7ASSERT_VIOLATIONDATA_RACE (98 of 113 remaining) [2024-11-23 18:38:20,911 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err20ASSERT_VIOLATIONDATA_RACE (97 of 113 remaining) [2024-11-23 18:38:20,915 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err37ASSERT_VIOLATIONDATA_RACE (96 of 113 remaining) [2024-11-23 18:38:20,916 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err40ASSERT_VIOLATIONDATA_RACE (95 of 113 remaining) [2024-11-23 18:38:20,916 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err54ASSERT_VIOLATIONDATA_RACE (94 of 113 remaining) [2024-11-23 18:38:20,916 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err55ASSERT_VIOLATIONDATA_RACE (93 of 113 remaining) [2024-11-23 18:38:20,916 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err18ASSERT_VIOLATIONDATA_RACE (92 of 113 remaining) [2024-11-23 18:38:20,916 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err8ASSERT_VIOLATIONDATA_RACE (91 of 113 remaining) [2024-11-23 18:38:20,916 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err21ASSERT_VIOLATIONDATA_RACE (90 of 113 remaining) [2024-11-23 18:38:20,916 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err38ASSERT_VIOLATIONDATA_RACE (89 of 113 remaining) [2024-11-23 18:38:20,917 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err22ASSERT_VIOLATIONDATA_RACE (88 of 113 remaining) [2024-11-23 18:38:20,917 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err9ASSERT_VIOLATIONDATA_RACE (87 of 113 remaining) [2024-11-23 18:38:20,917 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err39ASSERT_VIOLATIONDATA_RACE (86 of 113 remaining) [2024-11-23 18:38:20,917 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err47ASSERT_VIOLATIONDATA_RACE (85 of 113 remaining) [2024-11-23 18:38:20,917 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err48ASSERT_VIOLATIONDATA_RACE (84 of 113 remaining) [2024-11-23 18:38:20,917 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err10ASSERT_VIOLATIONDATA_RACE (83 of 113 remaining) [2024-11-23 18:38:20,917 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err11ASSERT_VIOLATIONDATA_RACE (82 of 113 remaining) [2024-11-23 18:38:20,917 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err49ASSERT_VIOLATIONDATA_RACE (81 of 113 remaining) [2024-11-23 18:38:20,918 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err50ASSERT_VIOLATIONDATA_RACE (80 of 113 remaining) [2024-11-23 18:38:20,918 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err23ASSERT_VIOLATIONDATA_RACE (79 of 113 remaining) [2024-11-23 18:38:20,918 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err12ASSERT_VIOLATIONDATA_RACE (78 of 113 remaining) [2024-11-23 18:38:20,918 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err51ASSERT_VIOLATIONDATA_RACE (77 of 113 remaining) [2024-11-23 18:38:20,918 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err24ASSERT_VIOLATIONDATA_RACE (76 of 113 remaining) [2024-11-23 18:38:20,918 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err25ASSERT_VIOLATIONDATA_RACE (75 of 113 remaining) [2024-11-23 18:38:20,918 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err26ASSERT_VIOLATIONDATA_RACE (74 of 113 remaining) [2024-11-23 18:38:20,921 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err27ASSERT_VIOLATIONDATA_RACE (73 of 113 remaining) [2024-11-23 18:38:20,921 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err28ASSERT_VIOLATIONDATA_RACE (72 of 113 remaining) [2024-11-23 18:38:20,922 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err42ASSERT_VIOLATIONDATA_RACE (71 of 113 remaining) [2024-11-23 18:38:20,922 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err43ASSERT_VIOLATIONDATA_RACE (70 of 113 remaining) [2024-11-23 18:38:20,922 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err44ASSERT_VIOLATIONDATA_RACE (69 of 113 remaining) [2024-11-23 18:38:20,922 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err45ASSERT_VIOLATIONDATA_RACE (68 of 113 remaining) [2024-11-23 18:38:20,922 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err13ASSERT_VIOLATIONDATA_RACE (67 of 113 remaining) [2024-11-23 18:38:20,922 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err14ASSERT_VIOLATIONDATA_RACE (66 of 113 remaining) [2024-11-23 18:38:20,922 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err46ASSERT_VIOLATIONDATA_RACE (65 of 113 remaining) [2024-11-23 18:38:20,923 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err15ASSERT_VIOLATIONDATA_RACE (64 of 113 remaining) [2024-11-23 18:38:20,923 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err29ASSERT_VIOLATIONDATA_RACE (63 of 113 remaining) [2024-11-23 18:38:20,923 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err30ASSERT_VIOLATIONDATA_RACE (62 of 113 remaining) [2024-11-23 18:38:20,923 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err31ASSERT_VIOLATIONDATA_RACE (61 of 113 remaining) [2024-11-23 18:38:20,923 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err32ASSERT_VIOLATIONDATA_RACE (60 of 113 remaining) [2024-11-23 18:38:20,923 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err33ASSERT_VIOLATIONDATA_RACE (59 of 113 remaining) [2024-11-23 18:38:20,923 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err34ASSERT_VIOLATIONDATA_RACE (58 of 113 remaining) [2024-11-23 18:38:20,923 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err35ASSERT_VIOLATIONDATA_RACE (57 of 113 remaining) [2024-11-23 18:38:20,923 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err36ASSERT_VIOLATIONDATA_RACE (56 of 113 remaining) [2024-11-23 18:38:20,923 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (55 of 113 remaining) [2024-11-23 18:38:20,924 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (54 of 113 remaining) [2024-11-23 18:38:20,924 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (53 of 113 remaining) [2024-11-23 18:38:20,924 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (52 of 113 remaining) [2024-11-23 18:38:20,924 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (51 of 113 remaining) [2024-11-23 18:38:20,924 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (50 of 113 remaining) [2024-11-23 18:38:20,924 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err19ASSERT_VIOLATIONDATA_RACE (49 of 113 remaining) [2024-11-23 18:38:20,924 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONDATA_RACE (48 of 113 remaining) [2024-11-23 18:38:20,924 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err41ASSERT_VIOLATIONDATA_RACE (47 of 113 remaining) [2024-11-23 18:38:20,924 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err52ASSERT_VIOLATIONDATA_RACE (46 of 113 remaining) [2024-11-23 18:38:20,924 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err53ASSERT_VIOLATIONDATA_RACE (45 of 113 remaining) [2024-11-23 18:38:20,927 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err16ASSERT_VIOLATIONDATA_RACE (44 of 113 remaining) [2024-11-23 18:38:20,927 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err17ASSERT_VIOLATIONDATA_RACE (43 of 113 remaining) [2024-11-23 18:38:20,927 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err7ASSERT_VIOLATIONDATA_RACE (42 of 113 remaining) [2024-11-23 18:38:20,927 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err20ASSERT_VIOLATIONDATA_RACE (41 of 113 remaining) [2024-11-23 18:38:20,927 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err37ASSERT_VIOLATIONDATA_RACE (40 of 113 remaining) [2024-11-23 18:38:20,927 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err40ASSERT_VIOLATIONDATA_RACE (39 of 113 remaining) [2024-11-23 18:38:20,928 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err54ASSERT_VIOLATIONDATA_RACE (38 of 113 remaining) [2024-11-23 18:38:20,928 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err55ASSERT_VIOLATIONDATA_RACE (37 of 113 remaining) [2024-11-23 18:38:20,928 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err18ASSERT_VIOLATIONDATA_RACE (36 of 113 remaining) [2024-11-23 18:38:20,928 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err8ASSERT_VIOLATIONDATA_RACE (35 of 113 remaining) [2024-11-23 18:38:20,928 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err21ASSERT_VIOLATIONDATA_RACE (34 of 113 remaining) [2024-11-23 18:38:20,928 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err38ASSERT_VIOLATIONDATA_RACE (33 of 113 remaining) [2024-11-23 18:38:20,928 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err22ASSERT_VIOLATIONDATA_RACE (32 of 113 remaining) [2024-11-23 18:38:20,928 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err9ASSERT_VIOLATIONDATA_RACE (31 of 113 remaining) [2024-11-23 18:38:20,929 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err39ASSERT_VIOLATIONDATA_RACE (30 of 113 remaining) [2024-11-23 18:38:20,929 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err47ASSERT_VIOLATIONDATA_RACE (29 of 113 remaining) [2024-11-23 18:38:20,929 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err48ASSERT_VIOLATIONDATA_RACE (28 of 113 remaining) [2024-11-23 18:38:20,929 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err10ASSERT_VIOLATIONDATA_RACE (27 of 113 remaining) [2024-11-23 18:38:20,929 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err11ASSERT_VIOLATIONDATA_RACE (26 of 113 remaining) [2024-11-23 18:38:20,929 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err49ASSERT_VIOLATIONDATA_RACE (25 of 113 remaining) [2024-11-23 18:38:20,929 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err50ASSERT_VIOLATIONDATA_RACE (24 of 113 remaining) [2024-11-23 18:38:20,931 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err23ASSERT_VIOLATIONDATA_RACE (23 of 113 remaining) [2024-11-23 18:38:20,931 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err12ASSERT_VIOLATIONDATA_RACE (22 of 113 remaining) [2024-11-23 18:38:20,933 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err51ASSERT_VIOLATIONDATA_RACE (21 of 113 remaining) [2024-11-23 18:38:20,933 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err24ASSERT_VIOLATIONDATA_RACE (20 of 113 remaining) [2024-11-23 18:38:20,933 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err25ASSERT_VIOLATIONDATA_RACE (19 of 113 remaining) [2024-11-23 18:38:20,933 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err26ASSERT_VIOLATIONDATA_RACE (18 of 113 remaining) [2024-11-23 18:38:20,933 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err27ASSERT_VIOLATIONDATA_RACE (17 of 113 remaining) [2024-11-23 18:38:20,933 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err28ASSERT_VIOLATIONDATA_RACE (16 of 113 remaining) [2024-11-23 18:38:20,934 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err42ASSERT_VIOLATIONDATA_RACE (15 of 113 remaining) [2024-11-23 18:38:20,934 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err43ASSERT_VIOLATIONDATA_RACE (14 of 113 remaining) [2024-11-23 18:38:20,934 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err44ASSERT_VIOLATIONDATA_RACE (13 of 113 remaining) [2024-11-23 18:38:20,934 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err45ASSERT_VIOLATIONDATA_RACE (12 of 113 remaining) [2024-11-23 18:38:20,934 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err13ASSERT_VIOLATIONDATA_RACE (11 of 113 remaining) [2024-11-23 18:38:20,934 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err14ASSERT_VIOLATIONDATA_RACE (10 of 113 remaining) [2024-11-23 18:38:20,934 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err46ASSERT_VIOLATIONDATA_RACE (9 of 113 remaining) [2024-11-23 18:38:20,934 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err15ASSERT_VIOLATIONDATA_RACE (8 of 113 remaining) [2024-11-23 18:38:20,935 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err29ASSERT_VIOLATIONDATA_RACE (7 of 113 remaining) [2024-11-23 18:38:20,935 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err30ASSERT_VIOLATIONDATA_RACE (6 of 113 remaining) [2024-11-23 18:38:20,935 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err31ASSERT_VIOLATIONDATA_RACE (5 of 113 remaining) [2024-11-23 18:38:20,935 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err32ASSERT_VIOLATIONDATA_RACE (4 of 113 remaining) [2024-11-23 18:38:20,935 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err33ASSERT_VIOLATIONDATA_RACE (3 of 113 remaining) [2024-11-23 18:38:20,935 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err34ASSERT_VIOLATIONDATA_RACE (2 of 113 remaining) [2024-11-23 18:38:20,935 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err35ASSERT_VIOLATIONDATA_RACE (1 of 113 remaining) [2024-11-23 18:38:20,935 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err36ASSERT_VIOLATIONDATA_RACE (0 of 113 remaining) [2024-11-23 18:38:20,936 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-23 18:38:20,936 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1] [2024-11-23 18:38:20,940 WARN L246 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2024-11-23 18:38:20,940 INFO L491 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2024-11-23 18:38:21,090 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-11-23 18:38:21,117 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 664 places, 782 transitions, 1574 flow [2024-11-23 18:38:21,525 INFO L124 PetriNetUnfolderBase]: 125/798 cut-off events. [2024-11-23 18:38:21,525 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2024-11-23 18:38:21,559 INFO L83 FinitePrefix]: Finished finitePrefix Result has 806 conditions, 798 events. 125/798 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 32. Compared 4444 event pairs, 0 based on Foata normal form. 0/558 useless extension candidates. Maximal degree in co-relation 766. Up to 9 conditions per place. [2024-11-23 18:38:21,559 INFO L82 GeneralOperation]: Start removeDead. Operand has 664 places, 782 transitions, 1574 flow [2024-11-23 18:38:21,655 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 664 places, 782 transitions, 1574 flow [2024-11-23 18:38:21,657 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-23 18:38:21,658 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@5cc58be3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-23 18:38:21,659 INFO L334 AbstractCegarLoop]: Starting to check reachability of 169 error locations. [2024-11-23 18:38:21,665 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-11-23 18:38:21,665 INFO L124 PetriNetUnfolderBase]: 2/26 cut-off events. [2024-11-23 18:38:21,666 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-11-23 18:38:21,666 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-23 18:38:21,666 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 18:38:21,667 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err0ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 165 more)] === [2024-11-23 18:38:21,668 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:38:21,668 INFO L85 PathProgramCache]: Analyzing trace with hash -1634971965, now seen corresponding path program 1 times [2024-11-23 18:38:21,669 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 18:38:21,669 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [312634294] [2024-11-23 18:38:21,669 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:38:21,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 18:38:21,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:38:21,757 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-23 18:38:21,761 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 18:38:21,761 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [312634294] [2024-11-23 18:38:21,761 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [312634294] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 18:38:21,761 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 18:38:21,761 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-11-23 18:38:21,762 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [441318853] [2024-11-23 18:38:21,762 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 18:38:21,762 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-23 18:38:21,766 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 18:38:21,766 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-23 18:38:21,766 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-23 18:38:21,770 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 618 out of 782 [2024-11-23 18:38:21,776 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 664 places, 782 transitions, 1574 flow. Second operand has 2 states, 2 states have (on average 619.0) internal successors, (1238), 2 states have internal predecessors, (1238), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-23 18:38:21,778 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-23 18:38:21,779 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 618 of 782 [2024-11-23 18:38:21,779 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-23 18:38:23,394 INFO L124 PetriNetUnfolderBase]: 674/5163 cut-off events. [2024-11-23 18:38:23,395 INFO L125 PetriNetUnfolderBase]: For 44/44 co-relation queries the response was YES. [2024-11-23 18:38:23,439 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5657 conditions, 5163 events. 674/5163 cut-off events. For 44/44 co-relation queries the response was YES. Maximal size of possible extension queue 142. Compared 50939 event pairs, 182 based on Foata normal form. 1099/5145 useless extension candidates. Maximal degree in co-relation 5244. Up to 447 conditions per place. [2024-11-23 18:38:23,495 INFO L140 encePairwiseOnDemand]: 664/782 looper letters, 28 selfloop transitions, 0 changer transitions 0/625 dead transitions. [2024-11-23 18:38:23,495 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 573 places, 625 transitions, 1316 flow [2024-11-23 18:38:23,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-23 18:38:23,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2024-11-23 18:38:23,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 1382 transitions. [2024-11-23 18:38:23,506 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8836317135549873 [2024-11-23 18:38:23,507 INFO L175 Difference]: Start difference. First operand has 664 places, 782 transitions, 1574 flow. Second operand 2 states and 1382 transitions. [2024-11-23 18:38:23,507 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 573 places, 625 transitions, 1316 flow [2024-11-23 18:38:23,515 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 573 places, 625 transitions, 1316 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-11-23 18:38:23,530 INFO L231 Difference]: Finished difference. Result has 573 places, 625 transitions, 1260 flow [2024-11-23 18:38:23,531 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=782, PETRI_DIFFERENCE_MINUEND_FLOW=1260, PETRI_DIFFERENCE_MINUEND_PLACES=572, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=625, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=625, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=1260, PETRI_PLACES=573, PETRI_TRANSITIONS=625} [2024-11-23 18:38:23,532 INFO L279 CegarLoopForPetriNet]: 664 programPoint places, -91 predicate places. [2024-11-23 18:38:23,533 INFO L471 AbstractCegarLoop]: Abstraction has has 573 places, 625 transitions, 1260 flow [2024-11-23 18:38:23,534 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 619.0) internal successors, (1238), 2 states have internal predecessors, (1238), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-23 18:38:23,534 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-23 18:38:23,534 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 18:38:23,534 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-23 18:38:23,537 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting thr1Err2ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 165 more)] === [2024-11-23 18:38:23,538 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:38:23,538 INFO L85 PathProgramCache]: Analyzing trace with hash 750061126, now seen corresponding path program 1 times [2024-11-23 18:38:23,538 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 18:38:23,538 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [464771809] [2024-11-23 18:38:23,539 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:38:23,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 18:38:23,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:38:23,735 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-23 18:38:23,735 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 18:38:23,736 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [464771809] [2024-11-23 18:38:23,736 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [464771809] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 18:38:23,736 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 18:38:23,736 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-23 18:38:23,737 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [128463991] [2024-11-23 18:38:23,737 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 18:38:23,737 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-23 18:38:23,738 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 18:38:23,739 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-23 18:38:23,739 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 18:38:24,025 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 522 out of 782 [2024-11-23 18:38:24,028 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 573 places, 625 transitions, 1260 flow. Second operand has 3 states, 3 states have (on average 523.3333333333334) internal successors, (1570), 3 states have internal predecessors, (1570), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-23 18:38:24,028 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-23 18:38:24,028 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 522 of 782 [2024-11-23 18:38:24,028 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-23 18:38:29,336 INFO L124 PetriNetUnfolderBase]: 6456/33060 cut-off events. [2024-11-23 18:38:29,336 INFO L125 PetriNetUnfolderBase]: For 140/140 co-relation queries the response was YES. [2024-11-23 18:38:29,455 INFO L83 FinitePrefix]: Finished finitePrefix Result has 41329 conditions, 33060 events. 6456/33060 cut-off events. For 140/140 co-relation queries the response was YES. Maximal size of possible extension queue 794. Compared 450430 event pairs, 1190 based on Foata normal form. 0/26590 useless extension candidates. Maximal degree in co-relation 41324. Up to 5149 conditions per place. [2024-11-23 18:38:29,588 INFO L140 encePairwiseOnDemand]: 660/782 looper letters, 125 selfloop transitions, 90 changer transitions 0/716 dead transitions. [2024-11-23 18:38:29,589 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 575 places, 716 transitions, 1877 flow [2024-11-23 18:38:29,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-23 18:38:29,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-23 18:38:29,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1813 transitions. [2024-11-23 18:38:29,597 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.7728047740835464 [2024-11-23 18:38:29,599 INFO L175 Difference]: Start difference. First operand has 573 places, 625 transitions, 1260 flow. Second operand 3 states and 1813 transitions. [2024-11-23 18:38:29,599 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 575 places, 716 transitions, 1877 flow [2024-11-23 18:38:29,604 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 575 places, 716 transitions, 1877 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-11-23 18:38:29,619 INFO L231 Difference]: Finished difference. Result has 577 places, 715 transitions, 2044 flow [2024-11-23 18:38:29,620 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=782, PETRI_DIFFERENCE_MINUEND_FLOW=1260, PETRI_DIFFERENCE_MINUEND_PLACES=573, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=625, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=535, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=2044, PETRI_PLACES=577, PETRI_TRANSITIONS=715} [2024-11-23 18:38:29,623 INFO L279 CegarLoopForPetriNet]: 664 programPoint places, -87 predicate places. [2024-11-23 18:38:29,624 INFO L471 AbstractCegarLoop]: Abstraction has has 577 places, 715 transitions, 2044 flow [2024-11-23 18:38:29,625 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 523.3333333333334) internal successors, (1570), 3 states have internal predecessors, (1570), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-23 18:38:29,625 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-23 18:38:29,626 INFO L206 CegarLoopForPetriNet]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 18:38:29,626 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-23 18:38:29,626 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 165 more)] === [2024-11-23 18:38:29,627 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:38:29,627 INFO L85 PathProgramCache]: Analyzing trace with hash -2062696430, now seen corresponding path program 1 times [2024-11-23 18:38:29,628 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 18:38:29,628 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [194950171] [2024-11-23 18:38:29,628 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:38:29,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 18:38:29,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 18:38:29,668 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-23 18:38:29,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 18:38:29,691 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-23 18:38:29,691 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-23 18:38:29,691 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (168 of 169 remaining) [2024-11-23 18:38:29,692 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (167 of 169 remaining) [2024-11-23 18:38:29,692 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (166 of 169 remaining) [2024-11-23 18:38:29,692 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (165 of 169 remaining) [2024-11-23 18:38:29,692 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (164 of 169 remaining) [2024-11-23 18:38:29,692 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (163 of 169 remaining) [2024-11-23 18:38:29,692 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (162 of 169 remaining) [2024-11-23 18:38:29,693 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err19ASSERT_VIOLATIONDATA_RACE (161 of 169 remaining) [2024-11-23 18:38:29,693 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONDATA_RACE (160 of 169 remaining) [2024-11-23 18:38:29,693 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err41ASSERT_VIOLATIONDATA_RACE (159 of 169 remaining) [2024-11-23 18:38:29,693 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err52ASSERT_VIOLATIONDATA_RACE (158 of 169 remaining) [2024-11-23 18:38:29,693 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err53ASSERT_VIOLATIONDATA_RACE (157 of 169 remaining) [2024-11-23 18:38:29,693 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err16ASSERT_VIOLATIONDATA_RACE (156 of 169 remaining) [2024-11-23 18:38:29,693 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err17ASSERT_VIOLATIONDATA_RACE (155 of 169 remaining) [2024-11-23 18:38:29,694 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err7ASSERT_VIOLATIONDATA_RACE (154 of 169 remaining) [2024-11-23 18:38:29,694 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err20ASSERT_VIOLATIONDATA_RACE (153 of 169 remaining) [2024-11-23 18:38:29,694 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err37ASSERT_VIOLATIONDATA_RACE (152 of 169 remaining) [2024-11-23 18:38:29,694 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err40ASSERT_VIOLATIONDATA_RACE (151 of 169 remaining) [2024-11-23 18:38:29,694 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err54ASSERT_VIOLATIONDATA_RACE (150 of 169 remaining) [2024-11-23 18:38:29,694 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err55ASSERT_VIOLATIONDATA_RACE (149 of 169 remaining) [2024-11-23 18:38:29,695 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err18ASSERT_VIOLATIONDATA_RACE (148 of 169 remaining) [2024-11-23 18:38:29,695 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err8ASSERT_VIOLATIONDATA_RACE (147 of 169 remaining) [2024-11-23 18:38:29,695 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err21ASSERT_VIOLATIONDATA_RACE (146 of 169 remaining) [2024-11-23 18:38:29,695 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err38ASSERT_VIOLATIONDATA_RACE (145 of 169 remaining) [2024-11-23 18:38:29,695 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err22ASSERT_VIOLATIONDATA_RACE (144 of 169 remaining) [2024-11-23 18:38:29,695 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err9ASSERT_VIOLATIONDATA_RACE (143 of 169 remaining) [2024-11-23 18:38:29,695 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err39ASSERT_VIOLATIONDATA_RACE (142 of 169 remaining) [2024-11-23 18:38:29,696 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err47ASSERT_VIOLATIONDATA_RACE (141 of 169 remaining) [2024-11-23 18:38:29,696 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err48ASSERT_VIOLATIONDATA_RACE (140 of 169 remaining) [2024-11-23 18:38:29,696 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err10ASSERT_VIOLATIONDATA_RACE (139 of 169 remaining) [2024-11-23 18:38:29,696 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err11ASSERT_VIOLATIONDATA_RACE (138 of 169 remaining) [2024-11-23 18:38:29,696 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err49ASSERT_VIOLATIONDATA_RACE (137 of 169 remaining) [2024-11-23 18:38:29,696 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err50ASSERT_VIOLATIONDATA_RACE (136 of 169 remaining) [2024-11-23 18:38:29,697 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err23ASSERT_VIOLATIONDATA_RACE (135 of 169 remaining) [2024-11-23 18:38:29,697 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err12ASSERT_VIOLATIONDATA_RACE (134 of 169 remaining) [2024-11-23 18:38:29,697 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err51ASSERT_VIOLATIONDATA_RACE (133 of 169 remaining) [2024-11-23 18:38:29,697 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err24ASSERT_VIOLATIONDATA_RACE (132 of 169 remaining) [2024-11-23 18:38:29,697 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err25ASSERT_VIOLATIONDATA_RACE (131 of 169 remaining) [2024-11-23 18:38:29,697 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err26ASSERT_VIOLATIONDATA_RACE (130 of 169 remaining) [2024-11-23 18:38:29,697 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err27ASSERT_VIOLATIONDATA_RACE (129 of 169 remaining) [2024-11-23 18:38:29,697 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err28ASSERT_VIOLATIONDATA_RACE (128 of 169 remaining) [2024-11-23 18:38:29,697 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err42ASSERT_VIOLATIONDATA_RACE (127 of 169 remaining) [2024-11-23 18:38:29,697 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err43ASSERT_VIOLATIONDATA_RACE (126 of 169 remaining) [2024-11-23 18:38:29,697 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err44ASSERT_VIOLATIONDATA_RACE (125 of 169 remaining) [2024-11-23 18:38:29,698 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err45ASSERT_VIOLATIONDATA_RACE (124 of 169 remaining) [2024-11-23 18:38:29,698 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err13ASSERT_VIOLATIONDATA_RACE (123 of 169 remaining) [2024-11-23 18:38:29,698 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err14ASSERT_VIOLATIONDATA_RACE (122 of 169 remaining) [2024-11-23 18:38:29,698 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err46ASSERT_VIOLATIONDATA_RACE (121 of 169 remaining) [2024-11-23 18:38:29,698 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err15ASSERT_VIOLATIONDATA_RACE (120 of 169 remaining) [2024-11-23 18:38:29,698 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err29ASSERT_VIOLATIONDATA_RACE (119 of 169 remaining) [2024-11-23 18:38:29,698 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err30ASSERT_VIOLATIONDATA_RACE (118 of 169 remaining) [2024-11-23 18:38:29,698 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err31ASSERT_VIOLATIONDATA_RACE (117 of 169 remaining) [2024-11-23 18:38:29,698 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err32ASSERT_VIOLATIONDATA_RACE (116 of 169 remaining) [2024-11-23 18:38:29,698 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err33ASSERT_VIOLATIONDATA_RACE (115 of 169 remaining) [2024-11-23 18:38:29,698 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err34ASSERT_VIOLATIONDATA_RACE (114 of 169 remaining) [2024-11-23 18:38:29,699 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err35ASSERT_VIOLATIONDATA_RACE (113 of 169 remaining) [2024-11-23 18:38:29,699 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err36ASSERT_VIOLATIONDATA_RACE (112 of 169 remaining) [2024-11-23 18:38:29,699 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (111 of 169 remaining) [2024-11-23 18:38:29,699 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (110 of 169 remaining) [2024-11-23 18:38:29,699 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (109 of 169 remaining) [2024-11-23 18:38:29,699 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (108 of 169 remaining) [2024-11-23 18:38:29,699 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (107 of 169 remaining) [2024-11-23 18:38:29,699 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (106 of 169 remaining) [2024-11-23 18:38:29,699 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err19ASSERT_VIOLATIONDATA_RACE (105 of 169 remaining) [2024-11-23 18:38:29,699 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONDATA_RACE (104 of 169 remaining) [2024-11-23 18:38:29,699 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err41ASSERT_VIOLATIONDATA_RACE (103 of 169 remaining) [2024-11-23 18:38:29,699 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err52ASSERT_VIOLATIONDATA_RACE (102 of 169 remaining) [2024-11-23 18:38:29,700 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err53ASSERT_VIOLATIONDATA_RACE (101 of 169 remaining) [2024-11-23 18:38:29,700 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err16ASSERT_VIOLATIONDATA_RACE (100 of 169 remaining) [2024-11-23 18:38:29,701 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err17ASSERT_VIOLATIONDATA_RACE (99 of 169 remaining) [2024-11-23 18:38:29,701 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err7ASSERT_VIOLATIONDATA_RACE (98 of 169 remaining) [2024-11-23 18:38:29,701 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err20ASSERT_VIOLATIONDATA_RACE (97 of 169 remaining) [2024-11-23 18:38:29,701 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err37ASSERT_VIOLATIONDATA_RACE (96 of 169 remaining) [2024-11-23 18:38:29,701 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err40ASSERT_VIOLATIONDATA_RACE (95 of 169 remaining) [2024-11-23 18:38:29,701 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err54ASSERT_VIOLATIONDATA_RACE (94 of 169 remaining) [2024-11-23 18:38:29,702 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err55ASSERT_VIOLATIONDATA_RACE (93 of 169 remaining) [2024-11-23 18:38:29,702 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err18ASSERT_VIOLATIONDATA_RACE (92 of 169 remaining) [2024-11-23 18:38:29,702 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err8ASSERT_VIOLATIONDATA_RACE (91 of 169 remaining) [2024-11-23 18:38:29,702 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err21ASSERT_VIOLATIONDATA_RACE (90 of 169 remaining) [2024-11-23 18:38:29,702 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err38ASSERT_VIOLATIONDATA_RACE (89 of 169 remaining) [2024-11-23 18:38:29,702 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err22ASSERT_VIOLATIONDATA_RACE (88 of 169 remaining) [2024-11-23 18:38:29,703 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err9ASSERT_VIOLATIONDATA_RACE (87 of 169 remaining) [2024-11-23 18:38:29,703 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err39ASSERT_VIOLATIONDATA_RACE (86 of 169 remaining) [2024-11-23 18:38:29,703 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err47ASSERT_VIOLATIONDATA_RACE (85 of 169 remaining) [2024-11-23 18:38:29,703 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err48ASSERT_VIOLATIONDATA_RACE (84 of 169 remaining) [2024-11-23 18:38:29,703 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err10ASSERT_VIOLATIONDATA_RACE (83 of 169 remaining) [2024-11-23 18:38:29,704 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err11ASSERT_VIOLATIONDATA_RACE (82 of 169 remaining) [2024-11-23 18:38:29,704 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err49ASSERT_VIOLATIONDATA_RACE (81 of 169 remaining) [2024-11-23 18:38:29,704 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err50ASSERT_VIOLATIONDATA_RACE (80 of 169 remaining) [2024-11-23 18:38:29,704 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err23ASSERT_VIOLATIONDATA_RACE (79 of 169 remaining) [2024-11-23 18:38:29,704 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err12ASSERT_VIOLATIONDATA_RACE (78 of 169 remaining) [2024-11-23 18:38:29,704 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err51ASSERT_VIOLATIONDATA_RACE (77 of 169 remaining) [2024-11-23 18:38:29,705 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err24ASSERT_VIOLATIONDATA_RACE (76 of 169 remaining) [2024-11-23 18:38:29,705 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err25ASSERT_VIOLATIONDATA_RACE (75 of 169 remaining) [2024-11-23 18:38:29,705 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err26ASSERT_VIOLATIONDATA_RACE (74 of 169 remaining) [2024-11-23 18:38:29,705 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err27ASSERT_VIOLATIONDATA_RACE (73 of 169 remaining) [2024-11-23 18:38:29,705 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err28ASSERT_VIOLATIONDATA_RACE (72 of 169 remaining) [2024-11-23 18:38:29,705 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err42ASSERT_VIOLATIONDATA_RACE (71 of 169 remaining) [2024-11-23 18:38:29,706 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err43ASSERT_VIOLATIONDATA_RACE (70 of 169 remaining) [2024-11-23 18:38:29,706 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err44ASSERT_VIOLATIONDATA_RACE (69 of 169 remaining) [2024-11-23 18:38:29,706 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err45ASSERT_VIOLATIONDATA_RACE (68 of 169 remaining) [2024-11-23 18:38:29,706 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err13ASSERT_VIOLATIONDATA_RACE (67 of 169 remaining) [2024-11-23 18:38:29,706 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err14ASSERT_VIOLATIONDATA_RACE (66 of 169 remaining) [2024-11-23 18:38:29,706 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err46ASSERT_VIOLATIONDATA_RACE (65 of 169 remaining) [2024-11-23 18:38:29,706 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err15ASSERT_VIOLATIONDATA_RACE (64 of 169 remaining) [2024-11-23 18:38:29,707 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err29ASSERT_VIOLATIONDATA_RACE (63 of 169 remaining) [2024-11-23 18:38:29,707 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err30ASSERT_VIOLATIONDATA_RACE (62 of 169 remaining) [2024-11-23 18:38:29,707 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err31ASSERT_VIOLATIONDATA_RACE (61 of 169 remaining) [2024-11-23 18:38:29,707 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err32ASSERT_VIOLATIONDATA_RACE (60 of 169 remaining) [2024-11-23 18:38:29,707 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err33ASSERT_VIOLATIONDATA_RACE (59 of 169 remaining) [2024-11-23 18:38:29,707 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err34ASSERT_VIOLATIONDATA_RACE (58 of 169 remaining) [2024-11-23 18:38:29,707 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err35ASSERT_VIOLATIONDATA_RACE (57 of 169 remaining) [2024-11-23 18:38:29,708 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err36ASSERT_VIOLATIONDATA_RACE (56 of 169 remaining) [2024-11-23 18:38:29,708 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (55 of 169 remaining) [2024-11-23 18:38:29,708 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (54 of 169 remaining) [2024-11-23 18:38:29,708 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (53 of 169 remaining) [2024-11-23 18:38:29,708 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (52 of 169 remaining) [2024-11-23 18:38:29,708 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (51 of 169 remaining) [2024-11-23 18:38:29,708 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (50 of 169 remaining) [2024-11-23 18:38:29,708 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err19ASSERT_VIOLATIONDATA_RACE (49 of 169 remaining) [2024-11-23 18:38:29,709 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONDATA_RACE (48 of 169 remaining) [2024-11-23 18:38:29,709 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err41ASSERT_VIOLATIONDATA_RACE (47 of 169 remaining) [2024-11-23 18:38:29,709 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err52ASSERT_VIOLATIONDATA_RACE (46 of 169 remaining) [2024-11-23 18:38:29,709 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err53ASSERT_VIOLATIONDATA_RACE (45 of 169 remaining) [2024-11-23 18:38:29,709 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err16ASSERT_VIOLATIONDATA_RACE (44 of 169 remaining) [2024-11-23 18:38:29,709 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err17ASSERT_VIOLATIONDATA_RACE (43 of 169 remaining) [2024-11-23 18:38:29,709 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err7ASSERT_VIOLATIONDATA_RACE (42 of 169 remaining) [2024-11-23 18:38:29,709 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err20ASSERT_VIOLATIONDATA_RACE (41 of 169 remaining) [2024-11-23 18:38:29,709 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err37ASSERT_VIOLATIONDATA_RACE (40 of 169 remaining) [2024-11-23 18:38:29,709 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err40ASSERT_VIOLATIONDATA_RACE (39 of 169 remaining) [2024-11-23 18:38:29,710 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err54ASSERT_VIOLATIONDATA_RACE (38 of 169 remaining) [2024-11-23 18:38:29,710 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err55ASSERT_VIOLATIONDATA_RACE (37 of 169 remaining) [2024-11-23 18:38:29,710 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err18ASSERT_VIOLATIONDATA_RACE (36 of 169 remaining) [2024-11-23 18:38:29,710 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err8ASSERT_VIOLATIONDATA_RACE (35 of 169 remaining) [2024-11-23 18:38:29,710 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err21ASSERT_VIOLATIONDATA_RACE (34 of 169 remaining) [2024-11-23 18:38:29,710 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err38ASSERT_VIOLATIONDATA_RACE (33 of 169 remaining) [2024-11-23 18:38:29,710 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err22ASSERT_VIOLATIONDATA_RACE (32 of 169 remaining) [2024-11-23 18:38:29,710 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err9ASSERT_VIOLATIONDATA_RACE (31 of 169 remaining) [2024-11-23 18:38:29,710 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err39ASSERT_VIOLATIONDATA_RACE (30 of 169 remaining) [2024-11-23 18:38:29,710 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err47ASSERT_VIOLATIONDATA_RACE (29 of 169 remaining) [2024-11-23 18:38:29,710 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err48ASSERT_VIOLATIONDATA_RACE (28 of 169 remaining) [2024-11-23 18:38:29,710 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err10ASSERT_VIOLATIONDATA_RACE (27 of 169 remaining) [2024-11-23 18:38:29,710 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err11ASSERT_VIOLATIONDATA_RACE (26 of 169 remaining) [2024-11-23 18:38:29,711 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err49ASSERT_VIOLATIONDATA_RACE (25 of 169 remaining) [2024-11-23 18:38:29,711 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err50ASSERT_VIOLATIONDATA_RACE (24 of 169 remaining) [2024-11-23 18:38:29,711 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err23ASSERT_VIOLATIONDATA_RACE (23 of 169 remaining) [2024-11-23 18:38:29,711 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err12ASSERT_VIOLATIONDATA_RACE (22 of 169 remaining) [2024-11-23 18:38:29,711 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err51ASSERT_VIOLATIONDATA_RACE (21 of 169 remaining) [2024-11-23 18:38:29,711 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err24ASSERT_VIOLATIONDATA_RACE (20 of 169 remaining) [2024-11-23 18:38:29,711 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err25ASSERT_VIOLATIONDATA_RACE (19 of 169 remaining) [2024-11-23 18:38:29,711 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err26ASSERT_VIOLATIONDATA_RACE (18 of 169 remaining) [2024-11-23 18:38:29,711 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err27ASSERT_VIOLATIONDATA_RACE (17 of 169 remaining) [2024-11-23 18:38:29,711 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err28ASSERT_VIOLATIONDATA_RACE (16 of 169 remaining) [2024-11-23 18:38:29,711 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err42ASSERT_VIOLATIONDATA_RACE (15 of 169 remaining) [2024-11-23 18:38:29,711 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err43ASSERT_VIOLATIONDATA_RACE (14 of 169 remaining) [2024-11-23 18:38:29,711 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err44ASSERT_VIOLATIONDATA_RACE (13 of 169 remaining) [2024-11-23 18:38:29,712 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err45ASSERT_VIOLATIONDATA_RACE (12 of 169 remaining) [2024-11-23 18:38:29,712 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err13ASSERT_VIOLATIONDATA_RACE (11 of 169 remaining) [2024-11-23 18:38:29,712 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err14ASSERT_VIOLATIONDATA_RACE (10 of 169 remaining) [2024-11-23 18:38:29,712 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err46ASSERT_VIOLATIONDATA_RACE (9 of 169 remaining) [2024-11-23 18:38:29,712 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err15ASSERT_VIOLATIONDATA_RACE (8 of 169 remaining) [2024-11-23 18:38:29,712 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err29ASSERT_VIOLATIONDATA_RACE (7 of 169 remaining) [2024-11-23 18:38:29,712 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err30ASSERT_VIOLATIONDATA_RACE (6 of 169 remaining) [2024-11-23 18:38:29,712 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err31ASSERT_VIOLATIONDATA_RACE (5 of 169 remaining) [2024-11-23 18:38:29,712 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err32ASSERT_VIOLATIONDATA_RACE (4 of 169 remaining) [2024-11-23 18:38:29,712 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err33ASSERT_VIOLATIONDATA_RACE (3 of 169 remaining) [2024-11-23 18:38:29,712 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err34ASSERT_VIOLATIONDATA_RACE (2 of 169 remaining) [2024-11-23 18:38:29,712 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err35ASSERT_VIOLATIONDATA_RACE (1 of 169 remaining) [2024-11-23 18:38:29,714 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err36ASSERT_VIOLATIONDATA_RACE (0 of 169 remaining) [2024-11-23 18:38:29,714 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-23 18:38:29,714 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2024-11-23 18:38:29,715 WARN L246 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2024-11-23 18:38:29,715 INFO L491 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2024-11-23 18:38:29,886 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-11-23 18:38:29,902 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 985 places, 1162 transitions, 2342 flow [2024-11-23 18:38:30,803 INFO L124 PetriNetUnfolderBase]: 187/1186 cut-off events. [2024-11-23 18:38:30,804 INFO L125 PetriNetUnfolderBase]: For 7/7 co-relation queries the response was YES. [2024-11-23 18:38:30,846 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1199 conditions, 1186 events. 187/1186 cut-off events. For 7/7 co-relation queries the response was YES. Maximal size of possible extension queue 40. Compared 7676 event pairs, 0 based on Foata normal form. 0/827 useless extension candidates. Maximal degree in co-relation 1145. Up to 9 conditions per place. [2024-11-23 18:38:30,846 INFO L82 GeneralOperation]: Start removeDead. Operand has 985 places, 1162 transitions, 2342 flow [2024-11-23 18:38:30,936 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 985 places, 1162 transitions, 2342 flow [2024-11-23 18:38:30,941 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-23 18:38:30,941 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@5cc58be3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-23 18:38:30,942 INFO L334 AbstractCegarLoop]: Starting to check reachability of 225 error locations. [2024-11-23 18:38:30,945 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-11-23 18:38:30,946 INFO L124 PetriNetUnfolderBase]: 2/28 cut-off events. [2024-11-23 18:38:30,946 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-11-23 18:38:30,946 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-23 18:38:30,946 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 18:38:30,946 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err0ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 221 more)] === [2024-11-23 18:38:30,947 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:38:30,947 INFO L85 PathProgramCache]: Analyzing trace with hash 1428123336, now seen corresponding path program 1 times [2024-11-23 18:38:30,947 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 18:38:30,948 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1034910228] [2024-11-23 18:38:30,948 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:38:30,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 18:38:30,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:38:30,981 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-23 18:38:30,981 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 18:38:30,981 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1034910228] [2024-11-23 18:38:30,981 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1034910228] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 18:38:30,981 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 18:38:30,982 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-11-23 18:38:30,982 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [790791064] [2024-11-23 18:38:30,982 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 18:38:30,982 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-23 18:38:30,983 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 18:38:30,983 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-23 18:38:30,983 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-23 18:38:30,986 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 917 out of 1162 [2024-11-23 18:38:30,991 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 985 places, 1162 transitions, 2342 flow. Second operand has 2 states, 2 states have (on average 918.0) internal successors, (1836), 2 states have internal predecessors, (1836), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-23 18:38:30,991 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-23 18:38:30,991 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 917 of 1162 [2024-11-23 18:38:30,991 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-23 18:38:46,341 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([4039] L784-->L784-1: Formula: (and (not (= (ite (= (mod v_~MTX~0_429 256) 1) 1 0) 0)) (= v_~MTX~0_428 0)) InVars {~MTX~0=v_~MTX~0_429} OutVars{#race~MTX~0=|v_#race~MTX~0_527|, thr1Thread1of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1=|v_thr1Thread1of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1_5|, ~MTX~0=v_~MTX~0_428, thr1Thread1of3ForFork0_assume_abort_if_not_~cond#1=|v_thr1Thread1of3ForFork0_assume_abort_if_not_~cond#1_11|, thr1Thread1of3ForFork0_assume_abort_if_not_#in~cond#1=|v_thr1Thread1of3ForFork0_assume_abort_if_not_#in~cond#1_11|} AuxVars[] AssignedVars[~MTX~0, thr1Thread1of3ForFork0_assume_abort_if_not_~cond#1, #race~MTX~0, thr1Thread1of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1, thr1Thread1of3ForFork0_assume_abort_if_not_#in~cond#1][275], [982#true, 220#L761true, 986#true, 850#L784-1true, 988#true, 984#true, 411#L790-5true, 943#L761true]) [2024-11-23 18:38:46,341 INFO L294 olderBase$Statistics]: this new event has 173 ancestors and is cut-off event [2024-11-23 18:38:46,342 INFO L297 olderBase$Statistics]: existing Event has 119 ancestors and is cut-off event [2024-11-23 18:38:46,342 INFO L297 olderBase$Statistics]: existing Event has 161 ancestors and is cut-off event [2024-11-23 18:38:46,342 INFO L297 olderBase$Statistics]: existing Event has 145 ancestors and is cut-off event [2024-11-23 18:38:46,373 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([4039] L784-->L784-1: Formula: (and (not (= (ite (= (mod v_~MTX~0_429 256) 1) 1 0) 0)) (= v_~MTX~0_428 0)) InVars {~MTX~0=v_~MTX~0_429} OutVars{#race~MTX~0=|v_#race~MTX~0_527|, thr1Thread1of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1=|v_thr1Thread1of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1_5|, ~MTX~0=v_~MTX~0_428, thr1Thread1of3ForFork0_assume_abort_if_not_~cond#1=|v_thr1Thread1of3ForFork0_assume_abort_if_not_~cond#1_11|, thr1Thread1of3ForFork0_assume_abort_if_not_#in~cond#1=|v_thr1Thread1of3ForFork0_assume_abort_if_not_#in~cond#1_11|} AuxVars[] AssignedVars[~MTX~0, thr1Thread1of3ForFork0_assume_abort_if_not_~cond#1, #race~MTX~0, thr1Thread1of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1, thr1Thread1of3ForFork0_assume_abort_if_not_#in~cond#1][275], [982#true, 986#true, 988#true, 850#L784-1true, 525#L726true, 984#true, 411#L790-5true, 943#L761true]) [2024-11-23 18:38:46,374 INFO L294 olderBase$Statistics]: this new event has 174 ancestors and is cut-off event [2024-11-23 18:38:46,374 INFO L297 olderBase$Statistics]: existing Event has 120 ancestors and is cut-off event [2024-11-23 18:38:46,374 INFO L297 olderBase$Statistics]: existing Event has 162 ancestors and is cut-off event [2024-11-23 18:38:46,374 INFO L297 olderBase$Statistics]: existing Event has 146 ancestors and is cut-off event [2024-11-23 18:38:46,703 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([4039] L784-->L784-1: Formula: (and (not (= (ite (= (mod v_~MTX~0_429 256) 1) 1 0) 0)) (= v_~MTX~0_428 0)) InVars {~MTX~0=v_~MTX~0_429} OutVars{#race~MTX~0=|v_#race~MTX~0_527|, thr1Thread1of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1=|v_thr1Thread1of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1_5|, ~MTX~0=v_~MTX~0_428, thr1Thread1of3ForFork0_assume_abort_if_not_~cond#1=|v_thr1Thread1of3ForFork0_assume_abort_if_not_~cond#1_11|, thr1Thread1of3ForFork0_assume_abort_if_not_#in~cond#1=|v_thr1Thread1of3ForFork0_assume_abort_if_not_#in~cond#1_11|} AuxVars[] AssignedVars[~MTX~0, thr1Thread1of3ForFork0_assume_abort_if_not_~cond#1, #race~MTX~0, thr1Thread1of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1, thr1Thread1of3ForFork0_assume_abort_if_not_#in~cond#1][275], [982#true, 986#true, 850#L784-1true, 988#true, 984#true, 141#L728true, 411#L790-5true, 943#L761true]) [2024-11-23 18:38:46,703 INFO L294 olderBase$Statistics]: this new event has 182 ancestors and is cut-off event [2024-11-23 18:38:46,703 INFO L297 olderBase$Statistics]: existing Event has 128 ancestors and is cut-off event [2024-11-23 18:38:46,703 INFO L297 olderBase$Statistics]: existing Event has 170 ancestors and is cut-off event [2024-11-23 18:38:46,703 INFO L297 olderBase$Statistics]: existing Event has 154 ancestors and is cut-off event [2024-11-23 18:38:46,703 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([4039] L784-->L784-1: Formula: (and (not (= (ite (= (mod v_~MTX~0_429 256) 1) 1 0) 0)) (= v_~MTX~0_428 0)) InVars {~MTX~0=v_~MTX~0_429} OutVars{#race~MTX~0=|v_#race~MTX~0_527|, thr1Thread1of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1=|v_thr1Thread1of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1_5|, ~MTX~0=v_~MTX~0_428, thr1Thread1of3ForFork0_assume_abort_if_not_~cond#1=|v_thr1Thread1of3ForFork0_assume_abort_if_not_~cond#1_11|, thr1Thread1of3ForFork0_assume_abort_if_not_#in~cond#1=|v_thr1Thread1of3ForFork0_assume_abort_if_not_#in~cond#1_11|} AuxVars[] AssignedVars[~MTX~0, thr1Thread1of3ForFork0_assume_abort_if_not_~cond#1, #race~MTX~0, thr1Thread1of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1, thr1Thread1of3ForFork0_assume_abort_if_not_#in~cond#1][275], [982#true, 986#true, 850#L784-1true, 988#true, 984#true, 411#L790-5true, 127#L729true, 943#L761true]) [2024-11-23 18:38:46,703 INFO L294 olderBase$Statistics]: this new event has 183 ancestors and is cut-off event [2024-11-23 18:38:46,703 INFO L297 olderBase$Statistics]: existing Event has 171 ancestors and is cut-off event [2024-11-23 18:38:46,703 INFO L297 olderBase$Statistics]: existing Event has 129 ancestors and is cut-off event [2024-11-23 18:38:46,704 INFO L297 olderBase$Statistics]: existing Event has 155 ancestors and is cut-off event [2024-11-23 18:38:46,718 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([4418] L784-->L784-1: Formula: (and (not (= (ite (= (mod v_~MTX~0_429 256) 1) 1 0) 0)) (= v_~MTX~0_428 0)) InVars {~MTX~0=v_~MTX~0_429} OutVars{thr1Thread2of3ForFork0_assume_abort_if_not_~cond#1=|v_thr1Thread2of3ForFork0_assume_abort_if_not_~cond#1_11|, #race~MTX~0=|v_#race~MTX~0_527|, ~MTX~0=v_~MTX~0_428, thr1Thread2of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1=|v_thr1Thread2of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1_5|, thr1Thread2of3ForFork0_assume_abort_if_not_#in~cond#1=|v_thr1Thread2of3ForFork0_assume_abort_if_not_#in~cond#1_11|} AuxVars[] AssignedVars[~MTX~0, thr1Thread2of3ForFork0_assume_abort_if_not_~cond#1, #race~MTX~0, thr1Thread2of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1, thr1Thread2of3ForFork0_assume_abort_if_not_#in~cond#1][396], [982#true, 435#L729true, 220#L761true, 986#true, 988#true, 984#true, 411#L790-5true, 635#L784-1true]) [2024-11-23 18:38:46,718 INFO L294 olderBase$Statistics]: this new event has 183 ancestors and is cut-off event [2024-11-23 18:38:46,718 INFO L297 olderBase$Statistics]: existing Event has 155 ancestors and is cut-off event [2024-11-23 18:38:46,718 INFO L297 olderBase$Statistics]: existing Event has 171 ancestors and is cut-off event [2024-11-23 18:38:46,718 INFO L297 olderBase$Statistics]: existing Event has 129 ancestors and is cut-off event [2024-11-23 18:38:46,760 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([3660] L784-->L784-1: Formula: (and (not (= (ite (= (mod v_~MTX~0_429 256) 1) 1 0) 0)) (= v_~MTX~0_428 0)) InVars {~MTX~0=v_~MTX~0_429} OutVars{thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1_5|, #race~MTX~0=|v_#race~MTX~0_527|, ~MTX~0=v_~MTX~0_428, thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1=|v_thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1_11|, thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1=|v_thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1_11|} AuxVars[] AssignedVars[thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet4#1, ~MTX~0, thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1, #race~MTX~0, thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1][514], [982#true, 435#L729true, 986#true, 988#true, 984#true, 411#L790-5true, 924#L729true, 374#L784-1true]) [2024-11-23 18:38:46,760 INFO L294 olderBase$Statistics]: this new event has 193 ancestors and is cut-off event [2024-11-23 18:38:46,760 INFO L297 olderBase$Statistics]: existing Event has 181 ancestors and is cut-off event [2024-11-23 18:38:46,760 INFO L297 olderBase$Statistics]: existing Event has 139 ancestors and is cut-off event [2024-11-23 18:38:46,761 INFO L297 olderBase$Statistics]: existing Event has 165 ancestors and is cut-off event [2024-11-23 18:38:46,761 INFO L124 PetriNetUnfolderBase]: 13089/79271 cut-off events. [2024-11-23 18:38:46,761 INFO L125 PetriNetUnfolderBase]: For 1222/1222 co-relation queries the response was YES. [2024-11-23 18:38:47,309 INFO L83 FinitePrefix]: Finished finitePrefix Result has 90191 conditions, 79271 events. 13089/79271 cut-off events. For 1222/1222 co-relation queries the response was YES. Maximal size of possible extension queue 2008. Compared 1267942 event pairs, 5278 based on Foata normal form. 22620/85377 useless extension candidates. Maximal degree in co-relation 83359. Up to 10088 conditions per place. [2024-11-23 18:38:47,945 INFO L140 encePairwiseOnDemand]: 986/1162 looper letters, 42 selfloop transitions, 0 changer transitions 0/929 dead transitions. [2024-11-23 18:38:47,945 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 850 places, 929 transitions, 1960 flow [2024-11-23 18:38:47,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-23 18:38:47,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2024-11-23 18:38:47,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 2052 transitions. [2024-11-23 18:38:47,952 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.882960413080895 [2024-11-23 18:38:47,952 INFO L175 Difference]: Start difference. First operand has 985 places, 1162 transitions, 2342 flow. Second operand 2 states and 2052 transitions. [2024-11-23 18:38:47,952 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 850 places, 929 transitions, 1960 flow [2024-11-23 18:38:47,959 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 850 places, 929 transitions, 1958 flow, removed 1 selfloop flow, removed 0 redundant places. [2024-11-23 18:38:47,972 INFO L231 Difference]: Finished difference. Result has 850 places, 929 transitions, 1874 flow [2024-11-23 18:38:47,974 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=1162, PETRI_DIFFERENCE_MINUEND_FLOW=1874, PETRI_DIFFERENCE_MINUEND_PLACES=849, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=929, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=929, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=1874, PETRI_PLACES=850, PETRI_TRANSITIONS=929} [2024-11-23 18:38:47,975 INFO L279 CegarLoopForPetriNet]: 985 programPoint places, -135 predicate places. [2024-11-23 18:38:47,975 INFO L471 AbstractCegarLoop]: Abstraction has has 850 places, 929 transitions, 1874 flow [2024-11-23 18:38:47,976 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 918.0) internal successors, (1836), 2 states have internal predecessors, (1836), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-23 18:38:47,976 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-23 18:38:47,977 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 18:38:47,977 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-23 18:38:47,977 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting thr1Err2ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 221 more)] === [2024-11-23 18:38:47,977 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:38:47,978 INFO L85 PathProgramCache]: Analyzing trace with hash -1962882485, now seen corresponding path program 1 times [2024-11-23 18:38:47,978 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 18:38:47,978 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1983387364] [2024-11-23 18:38:47,978 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:38:47,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 18:38:47,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:38:48,033 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-23 18:38:48,033 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 18:38:48,033 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1983387364] [2024-11-23 18:38:48,033 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1983387364] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 18:38:48,033 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 18:38:48,034 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-23 18:38:48,034 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [295314195] [2024-11-23 18:38:48,034 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 18:38:48,034 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-23 18:38:48,035 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 18:38:48,035 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-23 18:38:48,035 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 18:38:48,375 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 773 out of 1162 [2024-11-23 18:38:48,379 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 850 places, 929 transitions, 1874 flow. Second operand has 3 states, 3 states have (on average 774.3333333333334) internal successors, (2323), 3 states have internal predecessors, (2323), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-23 18:38:48,379 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-23 18:38:48,379 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 773 of 1162 [2024-11-23 18:38:48,380 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand