./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/weaver/popl20-more-queue-add-3-nl.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_917007a4-5310-4043-8980-30959588d044/bin/uautomizer-verify-qhAvR1uOyd/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_917007a4-5310-4043-8980-30959588d044/bin/uautomizer-verify-qhAvR1uOyd/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_917007a4-5310-4043-8980-30959588d044/bin/uautomizer-verify-qhAvR1uOyd/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_917007a4-5310-4043-8980-30959588d044/bin/uautomizer-verify-qhAvR1uOyd/config/AutomizerReach.xml -i ../../sv-benchmarks/c/weaver/popl20-more-queue-add-3-nl.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_917007a4-5310-4043-8980-30959588d044/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_917007a4-5310-4043-8980-30959588d044/bin/uautomizer-verify-qhAvR1uOyd --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 5dd003755f1e361f3bbf00c3bfecbc1131b6df98a7806f5bb08971966b13d6ac --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 14:32:29,197 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 14:32:29,283 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_917007a4-5310-4043-8980-30959588d044/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-DataRace-32bit-Automizer_Default.epf [2024-11-13 14:32:29,287 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 14:32:29,288 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-13 14:32:29,311 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 14:32:29,312 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-13 14:32:29,312 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-13 14:32:29,312 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 14:32:29,312 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-13 14:32:29,313 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 14:32:29,313 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 14:32:29,313 INFO L153 SettingsManager]: * Use SBE=true [2024-11-13 14:32:29,313 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 14:32:29,313 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 14:32:29,314 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 14:32:29,314 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 14:32:29,314 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 14:32:29,314 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 14:32:29,314 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 14:32:29,314 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 14:32:29,314 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 14:32:29,315 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-11-13 14:32:29,315 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 14:32:29,315 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 14:32:29,315 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 14:32:29,318 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 14:32:29,318 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 14:32:29,318 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 14:32:29,318 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-13 14:32:29,318 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-13 14:32:29,318 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-13 14:32:29,318 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 14:32:29,318 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 14:32:29,318 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 14:32:29,319 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-13 14:32:29,319 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 14:32:29,319 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-13 14:32:29,319 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-13 14:32:29,319 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-13 14:32:29,319 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-13 14:32:29,319 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_917007a4-5310-4043-8980-30959588d044/bin/uautomizer-verify-qhAvR1uOyd 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 -> 5dd003755f1e361f3bbf00c3bfecbc1131b6df98a7806f5bb08971966b13d6ac [2024-11-13 14:32:29,671 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 14:32:29,680 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 14:32:29,683 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 14:32:29,685 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 14:32:29,685 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 14:32:29,687 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_917007a4-5310-4043-8980-30959588d044/bin/uautomizer-verify-qhAvR1uOyd/../../sv-benchmarks/c/weaver/popl20-more-queue-add-3-nl.wvr.c Unable to find full path for "g++" [2024-11-13 14:32:31,732 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 14:32:32,055 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 14:32:32,055 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_917007a4-5310-4043-8980-30959588d044/sv-benchmarks/c/weaver/popl20-more-queue-add-3-nl.wvr.c [2024-11-13 14:32:32,064 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_917007a4-5310-4043-8980-30959588d044/bin/uautomizer-verify-qhAvR1uOyd/data/91667224e/1ce5416a21b645fb91aaee2b1bdf0772/FLAG0b08244b5 [2024-11-13 14:32:32,300 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_917007a4-5310-4043-8980-30959588d044/bin/uautomizer-verify-qhAvR1uOyd/data/91667224e/1ce5416a21b645fb91aaee2b1bdf0772 [2024-11-13 14:32:32,302 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 14:32:32,304 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 14:32:32,306 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 14:32:32,306 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 14:32:32,311 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 14:32:32,312 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 02:32:32" (1/1) ... [2024-11-13 14:32:32,313 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@256a88f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:32:32, skipping insertion in model container [2024-11-13 14:32:32,313 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 02:32:32" (1/1) ... [2024-11-13 14:32:32,333 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 14:32:32,581 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 14:32:32,591 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 14:32:32,657 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 14:32:32,677 INFO L204 MainTranslator]: Completed translation [2024-11-13 14:32:32,678 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:32:32 WrapperNode [2024-11-13 14:32:32,678 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 14:32:32,679 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 14:32:32,679 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 14:32:32,679 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 14:32:32,686 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:32:32" (1/1) ... [2024-11-13 14:32:32,704 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:32:32" (1/1) ... [2024-11-13 14:32:32,759 INFO L138 Inliner]: procedures = 25, calls = 41, calls flagged for inlining = 17, calls inlined = 19, statements flattened = 528 [2024-11-13 14:32:32,763 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 14:32:32,764 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 14:32:32,764 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 14:32:32,764 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 14:32:32,773 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:32:32" (1/1) ... [2024-11-13 14:32:32,773 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:32:32" (1/1) ... [2024-11-13 14:32:32,778 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:32:32" (1/1) ... [2024-11-13 14:32:32,783 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:32:32" (1/1) ... [2024-11-13 14:32:32,812 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:32:32" (1/1) ... [2024-11-13 14:32:32,822 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:32:32" (1/1) ... [2024-11-13 14:32:32,827 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:32:32" (1/1) ... [2024-11-13 14:32:32,829 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:32:32" (1/1) ... [2024-11-13 14:32:32,836 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 14:32:32,840 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 14:32:32,840 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 14:32:32,840 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 14:32:32,841 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:32:32" (1/1) ... [2024-11-13 14:32:32,855 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-13 14:32:32,872 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_917007a4-5310-4043-8980-30959588d044/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:32:32,884 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_917007a4-5310-4043-8980-30959588d044/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-13 14:32:32,888 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_917007a4-5310-4043-8980-30959588d044/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-13 14:32:32,915 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 14:32:32,915 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-13 14:32:32,916 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-13 14:32:32,916 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-13 14:32:32,916 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-13 14:32:32,916 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-11-13 14:32:32,916 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-11-13 14:32:32,916 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 14:32:32,916 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 14:32:32,916 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-13 14:32:32,916 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-13 14:32:32,917 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-13 14:32:32,917 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 14:32:32,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 14:32:32,917 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 14:32:32,918 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-13 14:32:33,046 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 14:32:33,048 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 14:32:33,981 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-13 14:32:33,982 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 14:32:34,587 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 14:32:34,587 INFO L316 CfgBuilder]: Removed 5 assume(true) statements. [2024-11-13 14:32:34,588 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 02:32:34 BoogieIcfgContainer [2024-11-13 14:32:34,588 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 14:32:34,590 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-13 14:32:34,590 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-13 14:32:34,594 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-13 14:32:34,595 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 02:32:32" (1/3) ... [2024-11-13 14:32:34,595 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7670d51b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 02:32:34, skipping insertion in model container [2024-11-13 14:32:34,595 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:32:32" (2/3) ... [2024-11-13 14:32:34,596 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7670d51b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 02:32:34, skipping insertion in model container [2024-11-13 14:32:34,596 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 02:32:34" (3/3) ... [2024-11-13 14:32:34,597 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-more-queue-add-3-nl.wvr.c [2024-11-13 14:32:34,614 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-13 14:32:34,615 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG popl20-more-queue-add-3-nl.wvr.c that has 4 procedures, 430 locations, 1 initial locations, 5 loop locations, and 86 error locations. [2024-11-13 14:32:34,615 INFO L492 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-13 14:32:34,808 INFO L143 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2024-11-13 14:32:34,870 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 439 places, 449 transitions, 919 flow [2024-11-13 14:32:35,095 INFO L124 PetriNetUnfolderBase]: 20/446 cut-off events. [2024-11-13 14:32:35,099 INFO L125 PetriNetUnfolderBase]: For 3/3 co-relation queries the response was YES. [2024-11-13 14:32:35,118 INFO L83 FinitePrefix]: Finished finitePrefix Result has 459 conditions, 446 events. 20/446 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 19. Compared 842 event pairs, 0 based on Foata normal form. 0/340 useless extension candidates. Maximal degree in co-relation 353. Up to 3 conditions per place. [2024-11-13 14:32:35,119 INFO L82 GeneralOperation]: Start removeDead. Operand has 439 places, 449 transitions, 919 flow [2024-11-13 14:32:35,135 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 417 places, 425 transitions, 868 flow [2024-11-13 14:32:35,150 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-13 14:32:35,166 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;@e9ba4b7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-13 14:32:35,167 INFO L334 AbstractCegarLoop]: Starting to check reachability of 152 error locations. [2024-11-13 14:32:35,174 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-11-13 14:32:35,174 INFO L124 PetriNetUnfolderBase]: 0/30 cut-off events. [2024-11-13 14:32:35,174 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-11-13 14:32:35,175 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 14:32:35,175 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:32:35,176 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err14ASSERT_VIOLATIONDATA_RACE (and 148 more)] === [2024-11-13 14:32:35,183 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:32:35,184 INFO L85 PathProgramCache]: Analyzing trace with hash -1588674017, now seen corresponding path program 1 times [2024-11-13 14:32:35,193 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:32:35,193 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1699320500] [2024-11-13 14:32:35,194 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:32:35,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:32:35,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:32:35,428 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 14:32:35,428 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:32:35,429 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1699320500] [2024-11-13 14:32:35,429 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1699320500] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:32:35,430 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:32:35,430 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 14:32:35,434 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [450477010] [2024-11-13 14:32:35,435 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:32:35,443 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 14:32:35,449 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:32:35,481 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 14:32:35,482 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 14:32:35,549 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 369 out of 449 [2024-11-13 14:32:35,556 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 417 places, 425 transitions, 868 flow. Second operand has 3 states, 3 states have (on average 370.3333333333333) internal successors, (1111), 3 states have internal predecessors, (1111), 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) [2024-11-13 14:32:35,557 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 14:32:35,558 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 369 of 449 [2024-11-13 14:32:35,560 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 14:32:36,077 INFO L124 PetriNetUnfolderBase]: 165/1467 cut-off events. [2024-11-13 14:32:36,077 INFO L125 PetriNetUnfolderBase]: For 68/68 co-relation queries the response was YES. [2024-11-13 14:32:36,118 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1792 conditions, 1467 events. 165/1467 cut-off events. For 68/68 co-relation queries the response was YES. Maximal size of possible extension queue 49. Compared 9683 event pairs, 128 based on Foata normal form. 80/1293 useless extension candidates. Maximal degree in co-relation 1421. Up to 251 conditions per place. [2024-11-13 14:32:36,130 INFO L140 encePairwiseOnDemand]: 390/449 looper letters, 18 selfloop transitions, 2 changer transitions 5/368 dead transitions. [2024-11-13 14:32:36,130 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 374 places, 368 transitions, 794 flow [2024-11-13 14:32:36,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 14:32:36,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 14:32:36,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1184 transitions. [2024-11-13 14:32:36,154 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8789903489235338 [2024-11-13 14:32:36,157 INFO L175 Difference]: Start difference. First operand has 417 places, 425 transitions, 868 flow. Second operand 3 states and 1184 transitions. [2024-11-13 14:32:36,157 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 374 places, 368 transitions, 794 flow [2024-11-13 14:32:36,169 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 368 places, 368 transitions, 782 flow, removed 0 selfloop flow, removed 6 redundant places. [2024-11-13 14:32:36,180 INFO L231 Difference]: Finished difference. Result has 368 places, 363 transitions, 736 flow [2024-11-13 14:32:36,186 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=449, PETRI_DIFFERENCE_MINUEND_FLOW=742, PETRI_DIFFERENCE_MINUEND_PLACES=366, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=368, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=366, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=736, PETRI_PLACES=368, PETRI_TRANSITIONS=363} [2024-11-13 14:32:36,190 INFO L277 CegarLoopForPetriNet]: 417 programPoint places, -49 predicate places. [2024-11-13 14:32:36,191 INFO L471 AbstractCegarLoop]: Abstraction has has 368 places, 363 transitions, 736 flow [2024-11-13 14:32:36,191 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 370.3333333333333) internal successors, (1111), 3 states have internal predecessors, (1111), 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) [2024-11-13 14:32:36,192 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 14:32:36,192 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:32:36,192 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-13 14:32:36,192 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err14ASSERT_VIOLATIONDATA_RACE (and 148 more)] === [2024-11-13 14:32:36,193 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:32:36,193 INFO L85 PathProgramCache]: Analyzing trace with hash -2119239487, now seen corresponding path program 1 times [2024-11-13 14:32:36,193 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:32:36,193 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1489304772] [2024-11-13 14:32:36,193 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:32:36,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:32:36,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:32:36,261 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 14:32:36,261 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:32:36,261 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1489304772] [2024-11-13 14:32:36,262 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1489304772] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:32:36,262 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:32:36,262 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 14:32:36,262 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1224220753] [2024-11-13 14:32:36,262 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:32:36,263 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 14:32:36,263 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:32:36,264 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 14:32:36,264 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 14:32:36,303 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 370 out of 449 [2024-11-13 14:32:36,305 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 368 places, 363 transitions, 736 flow. Second operand has 3 states, 3 states have (on average 371.3333333333333) internal successors, (1114), 3 states have internal predecessors, (1114), 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) [2024-11-13 14:32:36,305 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 14:32:36,305 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 370 of 449 [2024-11-13 14:32:36,305 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 14:32:36,715 INFO L124 PetriNetUnfolderBase]: 86/1145 cut-off events. [2024-11-13 14:32:36,715 INFO L125 PetriNetUnfolderBase]: For 9/11 co-relation queries the response was YES. [2024-11-13 14:32:36,719 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1299 conditions, 1145 events. 86/1145 cut-off events. For 9/11 co-relation queries the response was YES. Maximal size of possible extension queue 31. Compared 6191 event pairs, 51 based on Foata normal form. 0/929 useless extension candidates. Maximal degree in co-relation 1260. Up to 131 conditions per place. [2024-11-13 14:32:36,723 INFO L140 encePairwiseOnDemand]: 446/449 looper letters, 17 selfloop transitions, 2 changer transitions 0/362 dead transitions. [2024-11-13 14:32:36,724 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 364 places, 362 transitions, 772 flow [2024-11-13 14:32:36,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 14:32:36,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 14:32:36,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1130 transitions. [2024-11-13 14:32:36,727 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8389012620638456 [2024-11-13 14:32:36,727 INFO L175 Difference]: Start difference. First operand has 368 places, 363 transitions, 736 flow. Second operand 3 states and 1130 transitions. [2024-11-13 14:32:36,727 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 364 places, 362 transitions, 772 flow [2024-11-13 14:32:36,729 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 362 places, 362 transitions, 768 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-13 14:32:36,734 INFO L231 Difference]: Finished difference. Result has 362 places, 362 transitions, 734 flow [2024-11-13 14:32:36,738 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=449, PETRI_DIFFERENCE_MINUEND_FLOW=730, PETRI_DIFFERENCE_MINUEND_PLACES=360, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=362, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=360, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=734, PETRI_PLACES=362, PETRI_TRANSITIONS=362} [2024-11-13 14:32:36,739 INFO L277 CegarLoopForPetriNet]: 417 programPoint places, -55 predicate places. [2024-11-13 14:32:36,739 INFO L471 AbstractCegarLoop]: Abstraction has has 362 places, 362 transitions, 734 flow [2024-11-13 14:32:36,740 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 371.3333333333333) internal successors, (1114), 3 states have internal predecessors, (1114), 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) [2024-11-13 14:32:36,740 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 14:32:36,740 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:32:36,740 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-13 14:32:36,741 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err14ASSERT_VIOLATIONDATA_RACE (and 148 more)] === [2024-11-13 14:32:36,742 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:32:36,742 INFO L85 PathProgramCache]: Analyzing trace with hash 675995183, now seen corresponding path program 1 times [2024-11-13 14:32:36,742 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:32:36,742 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [558582979] [2024-11-13 14:32:36,742 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:32:36,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:32:36,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:32:36,838 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 14:32:36,838 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:32:36,838 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [558582979] [2024-11-13 14:32:36,838 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [558582979] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:32:36,838 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:32:36,838 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 14:32:36,839 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1497330128] [2024-11-13 14:32:36,839 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:32:36,839 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 14:32:36,839 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:32:36,840 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 14:32:36,840 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 14:32:36,859 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 372 out of 449 [2024-11-13 14:32:36,860 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 362 places, 362 transitions, 734 flow. Second operand has 3 states, 3 states have (on average 373.3333333333333) internal successors, (1120), 3 states have internal predecessors, (1120), 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) [2024-11-13 14:32:36,860 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 14:32:36,861 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 372 of 449 [2024-11-13 14:32:36,861 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 14:32:37,073 INFO L124 PetriNetUnfolderBase]: 59/875 cut-off events. [2024-11-13 14:32:37,074 INFO L125 PetriNetUnfolderBase]: For 8/9 co-relation queries the response was YES. [2024-11-13 14:32:37,107 INFO L83 FinitePrefix]: Finished finitePrefix Result has 984 conditions, 875 events. 59/875 cut-off events. For 8/9 co-relation queries the response was YES. Maximal size of possible extension queue 28. Compared 4214 event pairs, 38 based on Foata normal form. 0/732 useless extension candidates. Maximal degree in co-relation 937. Up to 90 conditions per place. [2024-11-13 14:32:37,111 INFO L140 encePairwiseOnDemand]: 446/449 looper letters, 15 selfloop transitions, 2 changer transitions 0/361 dead transitions. [2024-11-13 14:32:37,112 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 363 places, 361 transitions, 766 flow [2024-11-13 14:32:37,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 14:32:37,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 14:32:37,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1134 transitions. [2024-11-13 14:32:37,118 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8418708240534521 [2024-11-13 14:32:37,118 INFO L175 Difference]: Start difference. First operand has 362 places, 362 transitions, 734 flow. Second operand 3 states and 1134 transitions. [2024-11-13 14:32:37,119 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 363 places, 361 transitions, 766 flow [2024-11-13 14:32:37,121 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 361 places, 361 transitions, 762 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-13 14:32:37,126 INFO L231 Difference]: Finished difference. Result has 361 places, 361 transitions, 732 flow [2024-11-13 14:32:37,126 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=449, PETRI_DIFFERENCE_MINUEND_FLOW=728, PETRI_DIFFERENCE_MINUEND_PLACES=359, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=361, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=359, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=732, PETRI_PLACES=361, PETRI_TRANSITIONS=361} [2024-11-13 14:32:37,127 INFO L277 CegarLoopForPetriNet]: 417 programPoint places, -56 predicate places. [2024-11-13 14:32:37,127 INFO L471 AbstractCegarLoop]: Abstraction has has 361 places, 361 transitions, 732 flow [2024-11-13 14:32:37,128 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 373.3333333333333) internal successors, (1120), 3 states have internal predecessors, (1120), 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) [2024-11-13 14:32:37,129 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 14:32:37,129 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:32:37,129 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-13 14:32:37,129 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err14ASSERT_VIOLATIONDATA_RACE (and 148 more)] === [2024-11-13 14:32:37,130 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:32:37,130 INFO L85 PathProgramCache]: Analyzing trace with hash -545733036, now seen corresponding path program 1 times [2024-11-13 14:32:37,130 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:32:37,130 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1583960337] [2024-11-13 14:32:37,130 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:32:37,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:32:37,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:32:37,201 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 14:32:37,201 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:32:37,201 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1583960337] [2024-11-13 14:32:37,201 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1583960337] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:32:37,201 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:32:37,201 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 14:32:37,201 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [914251607] [2024-11-13 14:32:37,202 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:32:37,202 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 14:32:37,202 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:32:37,203 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 14:32:37,203 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 14:32:37,226 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 372 out of 449 [2024-11-13 14:32:37,228 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 361 places, 361 transitions, 732 flow. Second operand has 3 states, 3 states have (on average 373.3333333333333) internal successors, (1120), 3 states have internal predecessors, (1120), 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) [2024-11-13 14:32:37,228 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 14:32:37,228 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 372 of 449 [2024-11-13 14:32:37,228 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 14:32:37,426 INFO L124 PetriNetUnfolderBase]: 59/874 cut-off events. [2024-11-13 14:32:37,426 INFO L125 PetriNetUnfolderBase]: For 8/9 co-relation queries the response was YES. [2024-11-13 14:32:37,430 INFO L83 FinitePrefix]: Finished finitePrefix Result has 983 conditions, 874 events. 59/874 cut-off events. For 8/9 co-relation queries the response was YES. Maximal size of possible extension queue 28. Compared 4212 event pairs, 38 based on Foata normal form. 0/732 useless extension candidates. Maximal degree in co-relation 928. Up to 90 conditions per place. [2024-11-13 14:32:37,434 INFO L140 encePairwiseOnDemand]: 446/449 looper letters, 15 selfloop transitions, 2 changer transitions 0/360 dead transitions. [2024-11-13 14:32:37,434 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 362 places, 360 transitions, 764 flow [2024-11-13 14:32:37,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 14:32:37,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 14:32:37,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1134 transitions. [2024-11-13 14:32:37,438 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8418708240534521 [2024-11-13 14:32:37,438 INFO L175 Difference]: Start difference. First operand has 361 places, 361 transitions, 732 flow. Second operand 3 states and 1134 transitions. [2024-11-13 14:32:37,438 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 362 places, 360 transitions, 764 flow [2024-11-13 14:32:37,440 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 360 places, 360 transitions, 760 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-13 14:32:37,444 INFO L231 Difference]: Finished difference. Result has 360 places, 360 transitions, 730 flow [2024-11-13 14:32:37,445 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=449, PETRI_DIFFERENCE_MINUEND_FLOW=726, PETRI_DIFFERENCE_MINUEND_PLACES=358, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=360, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=358, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=730, PETRI_PLACES=360, PETRI_TRANSITIONS=360} [2024-11-13 14:32:37,445 INFO L277 CegarLoopForPetriNet]: 417 programPoint places, -57 predicate places. [2024-11-13 14:32:37,445 INFO L471 AbstractCegarLoop]: Abstraction has has 360 places, 360 transitions, 730 flow [2024-11-13 14:32:37,446 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 373.3333333333333) internal successors, (1120), 3 states have internal predecessors, (1120), 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) [2024-11-13 14:32:37,446 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 14:32:37,446 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:32:37,447 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-13 14:32:37,447 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err14ASSERT_VIOLATIONDATA_RACE (and 148 more)] === [2024-11-13 14:32:37,447 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:32:37,447 INFO L85 PathProgramCache]: Analyzing trace with hash -789433434, now seen corresponding path program 1 times [2024-11-13 14:32:37,447 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:32:37,447 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1277814788] [2024-11-13 14:32:37,447 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:32:37,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:32:37,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:32:37,497 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 14:32:37,497 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:32:37,497 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1277814788] [2024-11-13 14:32:37,497 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1277814788] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:32:37,498 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:32:37,498 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 14:32:37,498 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [785388054] [2024-11-13 14:32:37,498 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:32:37,498 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 14:32:37,498 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:32:37,499 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 14:32:37,499 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 14:32:37,554 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 372 out of 449 [2024-11-13 14:32:37,556 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 360 places, 360 transitions, 730 flow. Second operand has 3 states, 3 states have (on average 373.3333333333333) internal successors, (1120), 3 states have internal predecessors, (1120), 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) [2024-11-13 14:32:37,556 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 14:32:37,556 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 372 of 449 [2024-11-13 14:32:37,556 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 14:32:37,747 INFO L124 PetriNetUnfolderBase]: 59/873 cut-off events. [2024-11-13 14:32:37,747 INFO L125 PetriNetUnfolderBase]: For 8/9 co-relation queries the response was YES. [2024-11-13 14:32:37,752 INFO L83 FinitePrefix]: Finished finitePrefix Result has 982 conditions, 873 events. 59/873 cut-off events. For 8/9 co-relation queries the response was YES. Maximal size of possible extension queue 28. Compared 4231 event pairs, 38 based on Foata normal form. 0/732 useless extension candidates. Maximal degree in co-relation 919. Up to 90 conditions per place. [2024-11-13 14:32:37,757 INFO L140 encePairwiseOnDemand]: 446/449 looper letters, 15 selfloop transitions, 2 changer transitions 0/359 dead transitions. [2024-11-13 14:32:37,757 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 361 places, 359 transitions, 762 flow [2024-11-13 14:32:37,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 14:32:37,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 14:32:37,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1134 transitions. [2024-11-13 14:32:37,760 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8418708240534521 [2024-11-13 14:32:37,761 INFO L175 Difference]: Start difference. First operand has 360 places, 360 transitions, 730 flow. Second operand 3 states and 1134 transitions. [2024-11-13 14:32:37,761 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 361 places, 359 transitions, 762 flow [2024-11-13 14:32:37,763 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 359 places, 359 transitions, 758 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-13 14:32:37,767 INFO L231 Difference]: Finished difference. Result has 359 places, 359 transitions, 728 flow [2024-11-13 14:32:37,767 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=449, PETRI_DIFFERENCE_MINUEND_FLOW=724, PETRI_DIFFERENCE_MINUEND_PLACES=357, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=359, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=357, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=728, PETRI_PLACES=359, PETRI_TRANSITIONS=359} [2024-11-13 14:32:37,770 INFO L277 CegarLoopForPetriNet]: 417 programPoint places, -58 predicate places. [2024-11-13 14:32:37,770 INFO L471 AbstractCegarLoop]: Abstraction has has 359 places, 359 transitions, 728 flow [2024-11-13 14:32:37,771 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 373.3333333333333) internal successors, (1120), 3 states have internal predecessors, (1120), 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) [2024-11-13 14:32:37,771 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 14:32:37,771 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:32:37,772 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-13 14:32:37,772 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err14ASSERT_VIOLATIONDATA_RACE (and 148 more)] === [2024-11-13 14:32:37,772 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:32:37,772 INFO L85 PathProgramCache]: Analyzing trace with hash -493344657, now seen corresponding path program 1 times [2024-11-13 14:32:37,772 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:32:37,772 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1092696273] [2024-11-13 14:32:37,772 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:32:37,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:32:37,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:32:37,885 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 14:32:37,885 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:32:37,885 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1092696273] [2024-11-13 14:32:37,886 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1092696273] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:32:37,886 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:32:37,886 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 14:32:37,886 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1109130342] [2024-11-13 14:32:37,886 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:32:37,886 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 14:32:37,886 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:32:37,887 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 14:32:37,887 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 14:32:37,902 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 376 out of 449 [2024-11-13 14:32:37,904 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 359 places, 359 transitions, 728 flow. Second operand has 3 states, 3 states have (on average 377.0) internal successors, (1131), 3 states have internal predecessors, (1131), 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) [2024-11-13 14:32:37,904 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 14:32:37,904 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 376 of 449 [2024-11-13 14:32:37,905 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 14:32:38,130 INFO L124 PetriNetUnfolderBase]: 56/796 cut-off events. [2024-11-13 14:32:38,130 INFO L125 PetriNetUnfolderBase]: For 9/9 co-relation queries the response was YES. [2024-11-13 14:32:38,135 INFO L83 FinitePrefix]: Finished finitePrefix Result has 905 conditions, 796 events. 56/796 cut-off events. For 9/9 co-relation queries the response was YES. Maximal size of possible extension queue 25. Compared 3448 event pairs, 7 based on Foata normal form. 0/676 useless extension candidates. Maximal degree in co-relation 834. Up to 69 conditions per place. [2024-11-13 14:32:38,139 INFO L140 encePairwiseOnDemand]: 446/449 looper letters, 18 selfloop transitions, 2 changer transitions 0/364 dead transitions. [2024-11-13 14:32:38,139 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 360 places, 364 transitions, 780 flow [2024-11-13 14:32:38,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 14:32:38,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 14:32:38,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1149 transitions. [2024-11-13 14:32:38,144 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8530066815144766 [2024-11-13 14:32:38,144 INFO L175 Difference]: Start difference. First operand has 359 places, 359 transitions, 728 flow. Second operand 3 states and 1149 transitions. [2024-11-13 14:32:38,144 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 360 places, 364 transitions, 780 flow [2024-11-13 14:32:38,149 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 358 places, 364 transitions, 776 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-13 14:32:38,157 INFO L231 Difference]: Finished difference. Result has 359 places, 359 transitions, 732 flow [2024-11-13 14:32:38,159 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=449, PETRI_DIFFERENCE_MINUEND_FLOW=722, PETRI_DIFFERENCE_MINUEND_PLACES=356, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=358, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=356, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=732, PETRI_PLACES=359, PETRI_TRANSITIONS=359} [2024-11-13 14:32:38,160 INFO L277 CegarLoopForPetriNet]: 417 programPoint places, -58 predicate places. [2024-11-13 14:32:38,160 INFO L471 AbstractCegarLoop]: Abstraction has has 359 places, 359 transitions, 732 flow [2024-11-13 14:32:38,161 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 377.0) internal successors, (1131), 3 states have internal predecessors, (1131), 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) [2024-11-13 14:32:38,162 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 14:32:38,163 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:32:38,163 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-13 14:32:38,163 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err14ASSERT_VIOLATIONDATA_RACE (and 148 more)] === [2024-11-13 14:32:38,164 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:32:38,164 INFO L85 PathProgramCache]: Analyzing trace with hash 316413448, now seen corresponding path program 1 times [2024-11-13 14:32:38,164 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:32:38,164 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1295971361] [2024-11-13 14:32:38,164 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:32:38,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:32:38,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:32:38,261 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 14:32:38,262 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:32:38,262 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1295971361] [2024-11-13 14:32:38,262 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1295971361] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:32:38,262 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:32:38,262 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 14:32:38,262 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1039702444] [2024-11-13 14:32:38,262 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:32:38,263 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 14:32:38,263 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:32:38,263 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 14:32:38,264 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 14:32:38,277 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 373 out of 449 [2024-11-13 14:32:38,279 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 359 places, 359 transitions, 732 flow. Second operand has 3 states, 3 states have (on average 374.3333333333333) internal successors, (1123), 3 states have internal predecessors, (1123), 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) [2024-11-13 14:32:38,279 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 14:32:38,279 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 373 of 449 [2024-11-13 14:32:38,279 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 14:32:38,506 INFO L124 PetriNetUnfolderBase]: 59/877 cut-off events. [2024-11-13 14:32:38,506 INFO L125 PetriNetUnfolderBase]: For 31/32 co-relation queries the response was YES. [2024-11-13 14:32:38,511 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1021 conditions, 877 events. 59/877 cut-off events. For 31/32 co-relation queries the response was YES. Maximal size of possible extension queue 29. Compared 4282 event pairs, 38 based on Foata normal form. 0/738 useless extension candidates. Maximal degree in co-relation 385. Up to 92 conditions per place. [2024-11-13 14:32:38,515 INFO L140 encePairwiseOnDemand]: 446/449 looper letters, 15 selfloop transitions, 2 changer transitions 0/358 dead transitions. [2024-11-13 14:32:38,515 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 360 places, 358 transitions, 764 flow [2024-11-13 14:32:38,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 14:32:38,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 14:32:38,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1136 transitions. [2024-11-13 14:32:38,519 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8433556050482554 [2024-11-13 14:32:38,519 INFO L175 Difference]: Start difference. First operand has 359 places, 359 transitions, 732 flow. Second operand 3 states and 1136 transitions. [2024-11-13 14:32:38,519 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 360 places, 358 transitions, 764 flow [2024-11-13 14:32:38,521 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 359 places, 358 transitions, 762 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-13 14:32:38,525 INFO L231 Difference]: Finished difference. Result has 359 places, 358 transitions, 732 flow [2024-11-13 14:32:38,526 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=449, PETRI_DIFFERENCE_MINUEND_FLOW=728, PETRI_DIFFERENCE_MINUEND_PLACES=357, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=358, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=356, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=732, PETRI_PLACES=359, PETRI_TRANSITIONS=358} [2024-11-13 14:32:38,528 INFO L277 CegarLoopForPetriNet]: 417 programPoint places, -58 predicate places. [2024-11-13 14:32:38,528 INFO L471 AbstractCegarLoop]: Abstraction has has 359 places, 358 transitions, 732 flow [2024-11-13 14:32:38,529 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 374.3333333333333) internal successors, (1123), 3 states have internal predecessors, (1123), 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) [2024-11-13 14:32:38,529 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 14:32:38,529 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:32:38,529 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-13 14:32:38,529 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err14ASSERT_VIOLATIONDATA_RACE (and 148 more)] === [2024-11-13 14:32:38,530 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:32:38,530 INFO L85 PathProgramCache]: Analyzing trace with hash -1261556128, now seen corresponding path program 1 times [2024-11-13 14:32:38,530 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:32:38,530 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [480156221] [2024-11-13 14:32:38,530 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:32:38,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:32:38,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:32:38,605 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 14:32:38,605 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:32:38,605 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [480156221] [2024-11-13 14:32:38,605 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [480156221] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:32:38,606 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:32:38,606 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 14:32:38,606 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1060835942] [2024-11-13 14:32:38,606 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:32:38,606 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 14:32:38,607 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:32:38,607 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 14:32:38,607 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 14:32:38,624 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 372 out of 449 [2024-11-13 14:32:38,626 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 359 places, 358 transitions, 732 flow. Second operand has 3 states, 3 states have (on average 373.3333333333333) internal successors, (1120), 3 states have internal predecessors, (1120), 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) [2024-11-13 14:32:38,626 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 14:32:38,626 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 372 of 449 [2024-11-13 14:32:38,626 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 14:32:38,815 INFO L124 PetriNetUnfolderBase]: 59/876 cut-off events. [2024-11-13 14:32:38,815 INFO L125 PetriNetUnfolderBase]: For 30/31 co-relation queries the response was YES. [2024-11-13 14:32:38,819 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1012 conditions, 876 events. 59/876 cut-off events. For 30/31 co-relation queries the response was YES. Maximal size of possible extension queue 29. Compared 4286 event pairs, 38 based on Foata normal form. 0/738 useless extension candidates. Maximal degree in co-relation 932. Up to 93 conditions per place. [2024-11-13 14:32:38,826 INFO L140 encePairwiseOnDemand]: 446/449 looper letters, 16 selfloop transitions, 2 changer transitions 0/357 dead transitions. [2024-11-13 14:32:38,826 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 360 places, 357 transitions, 766 flow [2024-11-13 14:32:38,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 14:32:38,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 14:32:38,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1134 transitions. [2024-11-13 14:32:38,829 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8418708240534521 [2024-11-13 14:32:38,829 INFO L175 Difference]: Start difference. First operand has 359 places, 358 transitions, 732 flow. Second operand 3 states and 1134 transitions. [2024-11-13 14:32:38,829 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 360 places, 357 transitions, 766 flow [2024-11-13 14:32:38,835 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 358 places, 357 transitions, 762 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-13 14:32:38,838 INFO L231 Difference]: Finished difference. Result has 358 places, 357 transitions, 730 flow [2024-11-13 14:32:38,839 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=449, PETRI_DIFFERENCE_MINUEND_FLOW=726, PETRI_DIFFERENCE_MINUEND_PLACES=356, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=357, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=355, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=730, PETRI_PLACES=358, PETRI_TRANSITIONS=357} [2024-11-13 14:32:38,840 INFO L277 CegarLoopForPetriNet]: 417 programPoint places, -59 predicate places. [2024-11-13 14:32:38,840 INFO L471 AbstractCegarLoop]: Abstraction has has 358 places, 357 transitions, 730 flow [2024-11-13 14:32:38,840 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 373.3333333333333) internal successors, (1120), 3 states have internal predecessors, (1120), 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) [2024-11-13 14:32:38,841 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 14:32:38,841 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:32:38,841 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-13 14:32:38,841 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err14ASSERT_VIOLATIONDATA_RACE (and 148 more)] === [2024-11-13 14:32:38,841 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:32:38,841 INFO L85 PathProgramCache]: Analyzing trace with hash 767510556, now seen corresponding path program 1 times [2024-11-13 14:32:38,842 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:32:38,842 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1687351820] [2024-11-13 14:32:38,842 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:32:38,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:32:38,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:32:38,912 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 14:32:38,913 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:32:38,913 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1687351820] [2024-11-13 14:32:38,913 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1687351820] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:32:38,913 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:32:38,913 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 14:32:38,913 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [962966596] [2024-11-13 14:32:38,913 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:32:38,913 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 14:32:38,914 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:32:38,914 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 14:32:38,914 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 14:32:38,931 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 376 out of 449 [2024-11-13 14:32:38,933 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 358 places, 357 transitions, 730 flow. Second operand has 3 states, 3 states have (on average 377.0) internal successors, (1131), 3 states have internal predecessors, (1131), 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) [2024-11-13 14:32:38,933 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 14:32:38,933 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 376 of 449 [2024-11-13 14:32:38,933 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 14:32:39,151 INFO L124 PetriNetUnfolderBase]: 66/972 cut-off events. [2024-11-13 14:32:39,151 INFO L125 PetriNetUnfolderBase]: For 31/31 co-relation queries the response was YES. [2024-11-13 14:32:39,155 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1118 conditions, 972 events. 66/972 cut-off events. For 31/31 co-relation queries the response was YES. Maximal size of possible extension queue 29. Compared 4913 event pairs, 20 based on Foata normal form. 0/818 useless extension candidates. Maximal degree in co-relation 1030. Up to 54 conditions per place. [2024-11-13 14:32:39,160 INFO L140 encePairwiseOnDemand]: 446/449 looper letters, 21 selfloop transitions, 2 changer transitions 0/364 dead transitions. [2024-11-13 14:32:39,160 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 359 places, 364 transitions, 796 flow [2024-11-13 14:32:39,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 14:32:39,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 14:32:39,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1150 transitions. [2024-11-13 14:32:39,163 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8537490720118782 [2024-11-13 14:32:39,164 INFO L175 Difference]: Start difference. First operand has 358 places, 357 transitions, 730 flow. Second operand 3 states and 1150 transitions. [2024-11-13 14:32:39,164 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 359 places, 364 transitions, 796 flow [2024-11-13 14:32:39,166 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 357 places, 364 transitions, 792 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-13 14:32:39,171 INFO L231 Difference]: Finished difference. Result has 358 places, 357 transitions, 734 flow [2024-11-13 14:32:39,171 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=449, PETRI_DIFFERENCE_MINUEND_FLOW=724, PETRI_DIFFERENCE_MINUEND_PLACES=355, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=356, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=354, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=734, PETRI_PLACES=358, PETRI_TRANSITIONS=357} [2024-11-13 14:32:39,173 INFO L277 CegarLoopForPetriNet]: 417 programPoint places, -59 predicate places. [2024-11-13 14:32:39,173 INFO L471 AbstractCegarLoop]: Abstraction has has 358 places, 357 transitions, 734 flow [2024-11-13 14:32:39,174 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 377.0) internal successors, (1131), 3 states have internal predecessors, (1131), 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) [2024-11-13 14:32:39,174 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 14:32:39,174 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:32:39,174 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-13 14:32:39,174 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err14ASSERT_VIOLATIONDATA_RACE (and 148 more)] === [2024-11-13 14:32:39,174 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:32:39,174 INFO L85 PathProgramCache]: Analyzing trace with hash 825578427, now seen corresponding path program 1 times [2024-11-13 14:32:39,174 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:32:39,175 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1480479144] [2024-11-13 14:32:39,175 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:32:39,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:32:39,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:32:39,237 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 14:32:39,237 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:32:39,238 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1480479144] [2024-11-13 14:32:39,238 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1480479144] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:32:39,238 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:32:39,238 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 14:32:39,238 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [164131637] [2024-11-13 14:32:39,238 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:32:39,238 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 14:32:39,239 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:32:39,239 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 14:32:39,239 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 14:32:39,259 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 373 out of 449 [2024-11-13 14:32:39,260 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 358 places, 357 transitions, 734 flow. Second operand has 3 states, 3 states have (on average 374.3333333333333) internal successors, (1123), 3 states have internal predecessors, (1123), 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) [2024-11-13 14:32:39,261 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 14:32:39,261 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 373 of 449 [2024-11-13 14:32:39,261 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 14:32:39,440 INFO L124 PetriNetUnfolderBase]: 66/893 cut-off events. [2024-11-13 14:32:39,440 INFO L125 PetriNetUnfolderBase]: For 57/58 co-relation queries the response was YES. [2024-11-13 14:32:39,444 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1080 conditions, 893 events. 66/893 cut-off events. For 57/58 co-relation queries the response was YES. Maximal size of possible extension queue 29. Compared 4428 event pairs, 38 based on Foata normal form. 0/751 useless extension candidates. Maximal degree in co-relation 589. Up to 105 conditions per place. [2024-11-13 14:32:39,448 INFO L140 encePairwiseOnDemand]: 446/449 looper letters, 16 selfloop transitions, 2 changer transitions 0/356 dead transitions. [2024-11-13 14:32:39,448 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 359 places, 356 transitions, 768 flow [2024-11-13 14:32:39,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 14:32:39,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 14:32:39,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1136 transitions. [2024-11-13 14:32:39,451 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8433556050482554 [2024-11-13 14:32:39,451 INFO L175 Difference]: Start difference. First operand has 358 places, 357 transitions, 734 flow. Second operand 3 states and 1136 transitions. [2024-11-13 14:32:39,451 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 359 places, 356 transitions, 768 flow [2024-11-13 14:32:39,453 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 358 places, 356 transitions, 766 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-13 14:32:39,457 INFO L231 Difference]: Finished difference. Result has 358 places, 356 transitions, 734 flow [2024-11-13 14:32:39,458 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=449, PETRI_DIFFERENCE_MINUEND_FLOW=730, PETRI_DIFFERENCE_MINUEND_PLACES=356, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=356, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=354, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=734, PETRI_PLACES=358, PETRI_TRANSITIONS=356} [2024-11-13 14:32:39,459 INFO L277 CegarLoopForPetriNet]: 417 programPoint places, -59 predicate places. [2024-11-13 14:32:39,459 INFO L471 AbstractCegarLoop]: Abstraction has has 358 places, 356 transitions, 734 flow [2024-11-13 14:32:39,460 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 374.3333333333333) internal successors, (1123), 3 states have internal predecessors, (1123), 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) [2024-11-13 14:32:39,460 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 14:32:39,460 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:32:39,461 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-13 14:32:39,461 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err14ASSERT_VIOLATIONDATA_RACE (and 148 more)] === [2024-11-13 14:32:39,461 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:32:39,461 INFO L85 PathProgramCache]: Analyzing trace with hash 1825653251, now seen corresponding path program 1 times [2024-11-13 14:32:39,462 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:32:39,462 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [522649824] [2024-11-13 14:32:39,462 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:32:39,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:32:39,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:32:39,537 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 14:32:39,541 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:32:39,541 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [522649824] [2024-11-13 14:32:39,542 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [522649824] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:32:39,542 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:32:39,542 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 14:32:39,542 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1934507716] [2024-11-13 14:32:39,542 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:32:39,542 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 14:32:39,542 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:32:39,543 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 14:32:39,543 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 14:32:39,556 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 376 out of 449 [2024-11-13 14:32:39,557 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 358 places, 356 transitions, 734 flow. Second operand has 3 states, 3 states have (on average 377.0) internal successors, (1131), 3 states have internal predecessors, (1131), 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) [2024-11-13 14:32:39,557 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 14:32:39,558 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 376 of 449 [2024-11-13 14:32:39,558 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 14:32:39,747 INFO L124 PetriNetUnfolderBase]: 66/892 cut-off events. [2024-11-13 14:32:39,747 INFO L125 PetriNetUnfolderBase]: For 56/57 co-relation queries the response was YES. [2024-11-13 14:32:39,751 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1066 conditions, 892 events. 66/892 cut-off events. For 56/57 co-relation queries the response was YES. Maximal size of possible extension queue 29. Compared 4408 event pairs, 38 based on Foata normal form. 0/751 useless extension candidates. Maximal degree in co-relation 969. Up to 103 conditions per place. [2024-11-13 14:32:39,755 INFO L140 encePairwiseOnDemand]: 447/449 looper letters, 15 selfloop transitions, 1 changer transitions 0/355 dead transitions. [2024-11-13 14:32:39,755 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 359 places, 355 transitions, 764 flow [2024-11-13 14:32:39,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 14:32:39,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 14:32:39,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1143 transitions. [2024-11-13 14:32:39,759 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8485523385300668 [2024-11-13 14:32:39,759 INFO L175 Difference]: Start difference. First operand has 358 places, 356 transitions, 734 flow. Second operand 3 states and 1143 transitions. [2024-11-13 14:32:39,759 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 359 places, 355 transitions, 764 flow [2024-11-13 14:32:39,765 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 357 places, 355 transitions, 760 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-13 14:32:39,769 INFO L231 Difference]: Finished difference. Result has 357 places, 355 transitions, 730 flow [2024-11-13 14:32:39,769 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=449, PETRI_DIFFERENCE_MINUEND_FLOW=728, PETRI_DIFFERENCE_MINUEND_PLACES=355, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=355, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=354, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=730, PETRI_PLACES=357, PETRI_TRANSITIONS=355} [2024-11-13 14:32:39,770 INFO L277 CegarLoopForPetriNet]: 417 programPoint places, -60 predicate places. [2024-11-13 14:32:39,770 INFO L471 AbstractCegarLoop]: Abstraction has has 357 places, 355 transitions, 730 flow [2024-11-13 14:32:39,771 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 377.0) internal successors, (1131), 3 states have internal predecessors, (1131), 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) [2024-11-13 14:32:39,771 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 14:32:39,771 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:32:39,771 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-13 14:32:39,771 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err14ASSERT_VIOLATIONDATA_RACE (and 148 more)] === [2024-11-13 14:32:39,771 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:32:39,772 INFO L85 PathProgramCache]: Analyzing trace with hash -1100974920, now seen corresponding path program 1 times [2024-11-13 14:32:39,772 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:32:39,772 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1882568751] [2024-11-13 14:32:39,772 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:32:39,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:32:39,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:32:39,879 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 14:32:39,879 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:32:39,879 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1882568751] [2024-11-13 14:32:39,879 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1882568751] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:32:39,879 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:32:39,879 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 14:32:39,879 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [108532840] [2024-11-13 14:32:39,879 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:32:39,880 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 14:32:39,880 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:32:39,880 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 14:32:39,880 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 14:32:39,900 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 373 out of 449 [2024-11-13 14:32:39,901 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 357 places, 355 transitions, 730 flow. Second operand has 3 states, 3 states have (on average 374.3333333333333) internal successors, (1123), 3 states have internal predecessors, (1123), 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) [2024-11-13 14:32:39,902 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 14:32:39,902 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 373 of 449 [2024-11-13 14:32:39,902 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 14:32:40,086 INFO L124 PetriNetUnfolderBase]: 66/891 cut-off events. [2024-11-13 14:32:40,086 INFO L125 PetriNetUnfolderBase]: For 56/57 co-relation queries the response was YES. [2024-11-13 14:32:40,090 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1066 conditions, 891 events. 66/891 cut-off events. For 56/57 co-relation queries the response was YES. Maximal size of possible extension queue 29. Compared 4402 event pairs, 38 based on Foata normal form. 0/751 useless extension candidates. Maximal degree in co-relation 969. Up to 105 conditions per place. [2024-11-13 14:32:40,094 INFO L140 encePairwiseOnDemand]: 446/449 looper letters, 16 selfloop transitions, 2 changer transitions 0/354 dead transitions. [2024-11-13 14:32:40,094 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 358 places, 354 transitions, 764 flow [2024-11-13 14:32:40,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 14:32:40,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 14:32:40,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1136 transitions. [2024-11-13 14:32:40,097 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8433556050482554 [2024-11-13 14:32:40,097 INFO L175 Difference]: Start difference. First operand has 357 places, 355 transitions, 730 flow. Second operand 3 states and 1136 transitions. [2024-11-13 14:32:40,097 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 358 places, 354 transitions, 764 flow [2024-11-13 14:32:40,099 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 357 places, 354 transitions, 763 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-13 14:32:40,103 INFO L231 Difference]: Finished difference. Result has 357 places, 354 transitions, 731 flow [2024-11-13 14:32:40,104 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=449, PETRI_DIFFERENCE_MINUEND_FLOW=727, PETRI_DIFFERENCE_MINUEND_PLACES=355, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=354, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=352, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=731, PETRI_PLACES=357, PETRI_TRANSITIONS=354} [2024-11-13 14:32:40,105 INFO L277 CegarLoopForPetriNet]: 417 programPoint places, -60 predicate places. [2024-11-13 14:32:40,106 INFO L471 AbstractCegarLoop]: Abstraction has has 357 places, 354 transitions, 731 flow [2024-11-13 14:32:40,107 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 374.3333333333333) internal successors, (1123), 3 states have internal predecessors, (1123), 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) [2024-11-13 14:32:40,107 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 14:32:40,107 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:32:40,108 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-13 14:32:40,108 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err14ASSERT_VIOLATIONDATA_RACE (and 148 more)] === [2024-11-13 14:32:40,108 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:32:40,108 INFO L85 PathProgramCache]: Analyzing trace with hash 1956576160, now seen corresponding path program 1 times [2024-11-13 14:32:40,108 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:32:40,108 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1362035719] [2024-11-13 14:32:40,108 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:32:40,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:32:40,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:32:40,964 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 14:32:40,965 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:32:40,965 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1362035719] [2024-11-13 14:32:40,965 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1362035719] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:32:40,965 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:32:40,965 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-13 14:32:40,965 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1910101005] [2024-11-13 14:32:40,965 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:32:40,966 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-13 14:32:40,966 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:32:40,966 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-13 14:32:40,967 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-13 14:32:41,196 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 352 out of 449 [2024-11-13 14:32:41,199 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 357 places, 354 transitions, 731 flow. Second operand has 6 states, 6 states have (on average 353.5) internal successors, (2121), 6 states have internal predecessors, (2121), 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) [2024-11-13 14:32:41,199 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 14:32:41,199 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 352 of 449 [2024-11-13 14:32:41,199 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 14:32:41,429 INFO L124 PetriNetUnfolderBase]: 66/889 cut-off events. [2024-11-13 14:32:41,429 INFO L125 PetriNetUnfolderBase]: For 56/57 co-relation queries the response was YES. [2024-11-13 14:32:41,434 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1087 conditions, 889 events. 66/889 cut-off events. For 56/57 co-relation queries the response was YES. Maximal size of possible extension queue 29. Compared 4425 event pairs, 38 based on Foata normal form. 0/751 useless extension candidates. Maximal degree in co-relation 991. Up to 118 conditions per place. [2024-11-13 14:32:41,438 INFO L140 encePairwiseOnDemand]: 437/449 looper letters, 29 selfloop transitions, 10 changer transitions 0/352 dead transitions. [2024-11-13 14:32:41,438 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 360 places, 352 transitions, 805 flow [2024-11-13 14:32:41,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-13 14:32:41,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-11-13 14:32:41,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 2151 transitions. [2024-11-13 14:32:41,443 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7984409799554566 [2024-11-13 14:32:41,443 INFO L175 Difference]: Start difference. First operand has 357 places, 354 transitions, 731 flow. Second operand 6 states and 2151 transitions. [2024-11-13 14:32:41,443 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 360 places, 352 transitions, 805 flow [2024-11-13 14:32:41,446 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 358 places, 352 transitions, 801 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-13 14:32:41,449 INFO L231 Difference]: Finished difference. Result has 358 places, 352 transitions, 743 flow [2024-11-13 14:32:41,450 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=449, PETRI_DIFFERENCE_MINUEND_FLOW=723, PETRI_DIFFERENCE_MINUEND_PLACES=353, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=352, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=10, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=342, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=743, PETRI_PLACES=358, PETRI_TRANSITIONS=352} [2024-11-13 14:32:41,451 INFO L277 CegarLoopForPetriNet]: 417 programPoint places, -59 predicate places. [2024-11-13 14:32:41,451 INFO L471 AbstractCegarLoop]: Abstraction has has 358 places, 352 transitions, 743 flow [2024-11-13 14:32:41,452 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 353.5) internal successors, (2121), 6 states have internal predecessors, (2121), 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) [2024-11-13 14:32:41,452 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 14:32:41,453 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:32:41,453 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-13 14:32:41,453 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err14ASSERT_VIOLATIONDATA_RACE (and 148 more)] === [2024-11-13 14:32:41,453 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:32:41,454 INFO L85 PathProgramCache]: Analyzing trace with hash -29842475, now seen corresponding path program 1 times [2024-11-13 14:32:41,454 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:32:41,454 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1770530003] [2024-11-13 14:32:41,454 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:32:41,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:32:41,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:32:41,502 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 14:32:41,502 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:32:41,502 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1770530003] [2024-11-13 14:32:41,502 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1770530003] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:32:41,502 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:32:41,502 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 14:32:41,502 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [458627839] [2024-11-13 14:32:41,502 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:32:41,503 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 14:32:41,503 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:32:41,503 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 14:32:41,503 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 14:32:41,517 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 376 out of 449 [2024-11-13 14:32:41,518 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 358 places, 352 transitions, 743 flow. Second operand has 3 states, 3 states have (on average 377.0) internal successors, (1131), 3 states have internal predecessors, (1131), 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) [2024-11-13 14:32:41,519 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 14:32:41,519 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 376 of 449 [2024-11-13 14:32:41,519 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 14:32:41,694 INFO L124 PetriNetUnfolderBase]: 66/888 cut-off events. [2024-11-13 14:32:41,694 INFO L125 PetriNetUnfolderBase]: For 56/57 co-relation queries the response was YES. [2024-11-13 14:32:41,698 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1071 conditions, 888 events. 66/888 cut-off events. For 56/57 co-relation queries the response was YES. Maximal size of possible extension queue 29. Compared 4402 event pairs, 38 based on Foata normal form. 0/751 useless extension candidates. Maximal degree in co-relation 1036. Up to 103 conditions per place. [2024-11-13 14:32:41,701 INFO L140 encePairwiseOnDemand]: 447/449 looper letters, 15 selfloop transitions, 1 changer transitions 0/351 dead transitions. [2024-11-13 14:32:41,702 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 359 places, 351 transitions, 773 flow [2024-11-13 14:32:41,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 14:32:41,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 14:32:41,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1143 transitions. [2024-11-13 14:32:41,704 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8485523385300668 [2024-11-13 14:32:41,705 INFO L175 Difference]: Start difference. First operand has 358 places, 352 transitions, 743 flow. Second operand 3 states and 1143 transitions. [2024-11-13 14:32:41,705 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 359 places, 351 transitions, 773 flow [2024-11-13 14:32:41,707 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 354 places, 351 transitions, 753 flow, removed 0 selfloop flow, removed 5 redundant places. [2024-11-13 14:32:41,710 INFO L231 Difference]: Finished difference. Result has 354 places, 351 transitions, 723 flow [2024-11-13 14:32:41,711 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=449, PETRI_DIFFERENCE_MINUEND_FLOW=721, PETRI_DIFFERENCE_MINUEND_PLACES=352, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=351, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=350, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=723, PETRI_PLACES=354, PETRI_TRANSITIONS=351} [2024-11-13 14:32:41,712 INFO L277 CegarLoopForPetriNet]: 417 programPoint places, -63 predicate places. [2024-11-13 14:32:41,712 INFO L471 AbstractCegarLoop]: Abstraction has has 354 places, 351 transitions, 723 flow [2024-11-13 14:32:41,713 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 377.0) internal successors, (1131), 3 states have internal predecessors, (1131), 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) [2024-11-13 14:32:41,713 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 14:32:41,713 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:32:41,713 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-13 14:32:41,713 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr15ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err14ASSERT_VIOLATIONDATA_RACE (and 148 more)] === [2024-11-13 14:32:41,714 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:32:41,714 INFO L85 PathProgramCache]: Analyzing trace with hash -510581453, now seen corresponding path program 1 times [2024-11-13 14:32:41,714 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:32:41,714 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2018725408] [2024-11-13 14:32:41,714 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:32:41,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:32:41,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:32:41,774 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 14:32:41,775 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:32:41,775 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2018725408] [2024-11-13 14:32:41,775 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2018725408] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:32:41,775 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:32:41,775 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 14:32:41,775 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1136663256] [2024-11-13 14:32:41,775 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:32:41,776 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 14:32:41,776 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:32:41,776 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 14:32:41,777 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 14:32:41,787 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 373 out of 449 [2024-11-13 14:32:41,789 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 354 places, 351 transitions, 723 flow. Second operand has 3 states, 3 states have (on average 374.3333333333333) internal successors, (1123), 3 states have internal predecessors, (1123), 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) [2024-11-13 14:32:41,789 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 14:32:41,789 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 373 of 449 [2024-11-13 14:32:41,789 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 14:32:41,967 INFO L124 PetriNetUnfolderBase]: 66/887 cut-off events. [2024-11-13 14:32:41,967 INFO L125 PetriNetUnfolderBase]: For 56/57 co-relation queries the response was YES. [2024-11-13 14:32:41,972 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1063 conditions, 887 events. 66/887 cut-off events. For 56/57 co-relation queries the response was YES. Maximal size of possible extension queue 29. Compared 4402 event pairs, 38 based on Foata normal form. 0/751 useless extension candidates. Maximal degree in co-relation 966. Up to 105 conditions per place. [2024-11-13 14:32:41,979 INFO L140 encePairwiseOnDemand]: 446/449 looper letters, 16 selfloop transitions, 2 changer transitions 0/350 dead transitions. [2024-11-13 14:32:41,979 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 355 places, 350 transitions, 757 flow [2024-11-13 14:32:41,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 14:32:41,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 14:32:41,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1136 transitions. [2024-11-13 14:32:41,982 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8433556050482554 [2024-11-13 14:32:41,982 INFO L175 Difference]: Start difference. First operand has 354 places, 351 transitions, 723 flow. Second operand 3 states and 1136 transitions. [2024-11-13 14:32:41,982 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 355 places, 350 transitions, 757 flow [2024-11-13 14:32:41,985 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 354 places, 350 transitions, 756 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-13 14:32:41,989 INFO L231 Difference]: Finished difference. Result has 354 places, 350 transitions, 724 flow [2024-11-13 14:32:41,990 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=449, PETRI_DIFFERENCE_MINUEND_FLOW=720, PETRI_DIFFERENCE_MINUEND_PLACES=352, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=350, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=348, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=724, PETRI_PLACES=354, PETRI_TRANSITIONS=350} [2024-11-13 14:32:41,991 INFO L277 CegarLoopForPetriNet]: 417 programPoint places, -63 predicate places. [2024-11-13 14:32:41,991 INFO L471 AbstractCegarLoop]: Abstraction has has 354 places, 350 transitions, 724 flow [2024-11-13 14:32:41,993 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 374.3333333333333) internal successors, (1123), 3 states have internal predecessors, (1123), 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) [2024-11-13 14:32:41,993 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 14:32:41,993 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:32:41,993 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-13 14:32:41,993 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr16ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err14ASSERT_VIOLATIONDATA_RACE (and 148 more)] === [2024-11-13 14:32:41,994 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:32:41,994 INFO L85 PathProgramCache]: Analyzing trace with hash -1079090160, now seen corresponding path program 1 times [2024-11-13 14:32:41,994 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:32:41,994 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1238909313] [2024-11-13 14:32:41,994 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:32:41,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:32:42,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:32:42,065 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 14:32:42,065 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:32:42,065 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1238909313] [2024-11-13 14:32:42,067 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1238909313] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:32:42,067 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:32:42,067 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 14:32:42,067 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [233573197] [2024-11-13 14:32:42,067 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:32:42,068 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 14:32:42,068 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:32:42,068 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 14:32:42,068 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 14:32:42,086 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 370 out of 449 [2024-11-13 14:32:42,088 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 354 places, 350 transitions, 724 flow. Second operand has 3 states, 3 states have (on average 371.0) internal successors, (1113), 3 states have internal predecessors, (1113), 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) [2024-11-13 14:32:42,088 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 14:32:42,088 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 370 of 449 [2024-11-13 14:32:42,088 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 14:32:42,348 INFO L124 PetriNetUnfolderBase]: 113/1283 cut-off events. [2024-11-13 14:32:42,348 INFO L125 PetriNetUnfolderBase]: For 81/83 co-relation queries the response was YES. [2024-11-13 14:32:42,354 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1559 conditions, 1283 events. 113/1283 cut-off events. For 81/83 co-relation queries the response was YES. Maximal size of possible extension queue 35. Compared 7614 event pairs, 64 based on Foata normal form. 1/1050 useless extension candidates. Maximal degree in co-relation 1462. Up to 171 conditions per place. [2024-11-13 14:32:42,360 INFO L140 encePairwiseOnDemand]: 445/449 looper letters, 17 selfloop transitions, 1 changer transitions 2/347 dead transitions. [2024-11-13 14:32:42,360 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 353 places, 347 transitions, 756 flow [2024-11-13 14:32:42,361 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 14:32:42,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 14:32:42,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1130 transitions. [2024-11-13 14:32:42,364 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8389012620638456 [2024-11-13 14:32:42,364 INFO L175 Difference]: Start difference. First operand has 354 places, 350 transitions, 724 flow. Second operand 3 states and 1130 transitions. [2024-11-13 14:32:42,364 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 353 places, 347 transitions, 756 flow [2024-11-13 14:32:42,366 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 351 places, 347 transitions, 752 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-13 14:32:42,370 INFO L231 Difference]: Finished difference. Result has 351 places, 345 transitions, 712 flow [2024-11-13 14:32:42,370 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=449, PETRI_DIFFERENCE_MINUEND_FLOW=714, PETRI_DIFFERENCE_MINUEND_PLACES=349, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=347, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=346, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=712, PETRI_PLACES=351, PETRI_TRANSITIONS=345} [2024-11-13 14:32:42,371 INFO L277 CegarLoopForPetriNet]: 417 programPoint places, -66 predicate places. [2024-11-13 14:32:42,371 INFO L471 AbstractCegarLoop]: Abstraction has has 351 places, 345 transitions, 712 flow [2024-11-13 14:32:42,373 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 371.0) internal successors, (1113), 3 states have internal predecessors, (1113), 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) [2024-11-13 14:32:42,373 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 14:32:42,373 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:32:42,373 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-13 14:32:42,373 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting thread1Err9ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err14ASSERT_VIOLATIONDATA_RACE (and 148 more)] === [2024-11-13 14:32:42,374 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:32:42,374 INFO L85 PathProgramCache]: Analyzing trace with hash 1031698440, now seen corresponding path program 1 times [2024-11-13 14:32:42,374 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:32:42,374 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [755670616] [2024-11-13 14:32:42,374 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:32:42,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:32:42,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:32:42,473 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 14:32:42,473 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:32:42,473 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [755670616] [2024-11-13 14:32:42,473 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [755670616] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:32:42,473 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:32:42,473 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 14:32:42,473 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2032142628] [2024-11-13 14:32:42,473 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:32:42,474 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 14:32:42,474 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:32:42,474 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 14:32:42,474 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 14:32:42,504 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 366 out of 449 [2024-11-13 14:32:42,505 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 351 places, 345 transitions, 712 flow. Second operand has 3 states, 3 states have (on average 367.3333333333333) internal successors, (1102), 3 states have internal predecessors, (1102), 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) [2024-11-13 14:32:42,505 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 14:32:42,505 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 366 of 449 [2024-11-13 14:32:42,505 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 14:32:42,807 INFO L124 PetriNetUnfolderBase]: 198/1448 cut-off events. [2024-11-13 14:32:42,808 INFO L125 PetriNetUnfolderBase]: For 128/129 co-relation queries the response was YES. [2024-11-13 14:32:42,815 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1912 conditions, 1448 events. 198/1448 cut-off events. For 128/129 co-relation queries the response was YES. Maximal size of possible extension queue 49. Compared 9447 event pairs, 64 based on Foata normal form. 0/1192 useless extension candidates. Maximal degree in co-relation 1816. Up to 178 conditions per place. [2024-11-13 14:32:42,822 INFO L140 encePairwiseOnDemand]: 440/449 looper letters, 25 selfloop transitions, 5 changer transitions 0/348 dead transitions. [2024-11-13 14:32:42,822 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 347 places, 348 transitions, 788 flow [2024-11-13 14:32:42,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 14:32:42,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 14:32:42,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1128 transitions. [2024-11-13 14:32:42,826 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8374164810690423 [2024-11-13 14:32:42,826 INFO L175 Difference]: Start difference. First operand has 351 places, 345 transitions, 712 flow. Second operand 3 states and 1128 transitions. [2024-11-13 14:32:42,826 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 347 places, 348 transitions, 788 flow [2024-11-13 14:32:42,855 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 346 places, 348 transitions, 787 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-13 14:32:42,860 INFO L231 Difference]: Finished difference. Result has 346 places, 341 transitions, 713 flow [2024-11-13 14:32:42,860 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=449, PETRI_DIFFERENCE_MINUEND_FLOW=703, PETRI_DIFFERENCE_MINUEND_PLACES=344, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=341, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=336, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=713, PETRI_PLACES=346, PETRI_TRANSITIONS=341} [2024-11-13 14:32:42,861 INFO L277 CegarLoopForPetriNet]: 417 programPoint places, -71 predicate places. [2024-11-13 14:32:42,861 INFO L471 AbstractCegarLoop]: Abstraction has has 346 places, 341 transitions, 713 flow [2024-11-13 14:32:42,861 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 367.3333333333333) internal successors, (1102), 3 states have internal predecessors, (1102), 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) [2024-11-13 14:32:42,862 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 14:32:42,862 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:32:42,862 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-11-13 14:32:42,862 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting thread1Err10ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err14ASSERT_VIOLATIONDATA_RACE (and 148 more)] === [2024-11-13 14:32:42,862 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:32:42,863 INFO L85 PathProgramCache]: Analyzing trace with hash -675187381, now seen corresponding path program 1 times [2024-11-13 14:32:42,863 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:32:42,863 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1550060794] [2024-11-13 14:32:42,863 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:32:42,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:32:42,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:32:42,995 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 14:32:42,996 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:32:42,996 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1550060794] [2024-11-13 14:32:42,996 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1550060794] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:32:42,996 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:32:42,996 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 14:32:42,996 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [993377535] [2024-11-13 14:32:42,996 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:32:42,997 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 14:32:42,998 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:32:42,998 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 14:32:42,998 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 14:32:43,021 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 367 out of 449 [2024-11-13 14:32:43,023 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 346 places, 341 transitions, 713 flow. Second operand has 3 states, 3 states have (on average 368.6666666666667) internal successors, (1106), 3 states have internal predecessors, (1106), 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) [2024-11-13 14:32:43,023 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 14:32:43,023 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 367 of 449 [2024-11-13 14:32:43,023 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 14:32:43,581 INFO L124 PetriNetUnfolderBase]: 490/2395 cut-off events. [2024-11-13 14:32:43,581 INFO L125 PetriNetUnfolderBase]: For 200/200 co-relation queries the response was YES. [2024-11-13 14:32:43,590 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3410 conditions, 2395 events. 490/2395 cut-off events. For 200/200 co-relation queries the response was YES. Maximal size of possible extension queue 93. Compared 18259 event pairs, 104 based on Foata normal form. 0/2088 useless extension candidates. Maximal degree in co-relation 3313. Up to 661 conditions per place. [2024-11-13 14:32:43,598 INFO L140 encePairwiseOnDemand]: 441/449 looper letters, 29 selfloop transitions, 4 changer transitions 0/348 dead transitions. [2024-11-13 14:32:43,598 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 344 places, 348 transitions, 799 flow [2024-11-13 14:32:43,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 14:32:43,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 14:32:43,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1136 transitions. [2024-11-13 14:32:43,601 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8433556050482554 [2024-11-13 14:32:43,601 INFO L175 Difference]: Start difference. First operand has 346 places, 341 transitions, 713 flow. Second operand 3 states and 1136 transitions. [2024-11-13 14:32:43,601 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 344 places, 348 transitions, 799 flow [2024-11-13 14:32:43,605 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 342 places, 348 transitions, 789 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-13 14:32:43,609 INFO L231 Difference]: Finished difference. Result has 343 places, 341 transitions, 723 flow [2024-11-13 14:32:43,609 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=449, PETRI_DIFFERENCE_MINUEND_FLOW=695, PETRI_DIFFERENCE_MINUEND_PLACES=340, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=337, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=333, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=723, PETRI_PLACES=343, PETRI_TRANSITIONS=341} [2024-11-13 14:32:43,610 INFO L277 CegarLoopForPetriNet]: 417 programPoint places, -74 predicate places. [2024-11-13 14:32:43,610 INFO L471 AbstractCegarLoop]: Abstraction has has 343 places, 341 transitions, 723 flow [2024-11-13 14:32:43,611 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 368.6666666666667) internal successors, (1106), 3 states have internal predecessors, (1106), 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) [2024-11-13 14:32:43,611 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 14:32:43,611 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:32:43,611 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-11-13 14:32:43,611 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting thread2Err0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err14ASSERT_VIOLATIONDATA_RACE (and 148 more)] === [2024-11-13 14:32:43,612 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:32:43,612 INFO L85 PathProgramCache]: Analyzing trace with hash -1722082285, now seen corresponding path program 1 times [2024-11-13 14:32:43,612 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:32:43,612 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [876031052] [2024-11-13 14:32:43,613 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:32:43,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:32:43,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:32:43,691 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 14:32:43,691 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:32:43,692 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [876031052] [2024-11-13 14:32:43,692 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [876031052] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:32:43,692 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:32:43,692 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 14:32:43,692 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [998763357] [2024-11-13 14:32:43,692 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:32:43,692 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 14:32:43,693 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:32:43,693 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 14:32:43,694 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 14:32:43,713 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 373 out of 449 [2024-11-13 14:32:43,715 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 343 places, 341 transitions, 723 flow. Second operand has 3 states, 3 states have (on average 374.6666666666667) internal successors, (1124), 3 states have internal predecessors, (1124), 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) [2024-11-13 14:32:43,715 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 14:32:43,715 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 373 of 449 [2024-11-13 14:32:43,715 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 14:32:44,219 INFO L124 PetriNetUnfolderBase]: 451/2328 cut-off events. [2024-11-13 14:32:44,220 INFO L125 PetriNetUnfolderBase]: For 201/202 co-relation queries the response was YES. [2024-11-13 14:32:44,230 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3296 conditions, 2328 events. 451/2328 cut-off events. For 201/202 co-relation queries the response was YES. Maximal size of possible extension queue 96. Compared 18744 event pairs, 166 based on Foata normal form. 0/1970 useless extension candidates. Maximal degree in co-relation 3200. Up to 492 conditions per place. [2024-11-13 14:32:44,241 INFO L140 encePairwiseOnDemand]: 446/449 looper letters, 23 selfloop transitions, 2 changer transitions 0/346 dead transitions. [2024-11-13 14:32:44,241 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 344 places, 346 transitions, 789 flow [2024-11-13 14:32:44,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 14:32:44,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 14:32:44,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1142 transitions. [2024-11-13 14:32:44,244 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8478099480326652 [2024-11-13 14:32:44,244 INFO L175 Difference]: Start difference. First operand has 343 places, 341 transitions, 723 flow. Second operand 3 states and 1142 transitions. [2024-11-13 14:32:44,244 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 344 places, 346 transitions, 789 flow [2024-11-13 14:32:44,246 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 344 places, 346 transitions, 789 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-11-13 14:32:44,250 INFO L231 Difference]: Finished difference. Result has 344 places, 340 transitions, 725 flow [2024-11-13 14:32:44,250 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=449, PETRI_DIFFERENCE_MINUEND_FLOW=721, PETRI_DIFFERENCE_MINUEND_PLACES=342, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=340, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=338, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=725, PETRI_PLACES=344, PETRI_TRANSITIONS=340} [2024-11-13 14:32:44,252 INFO L277 CegarLoopForPetriNet]: 417 programPoint places, -73 predicate places. [2024-11-13 14:32:44,252 INFO L471 AbstractCegarLoop]: Abstraction has has 344 places, 340 transitions, 725 flow [2024-11-13 14:32:44,252 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 374.6666666666667) internal successors, (1124), 3 states have internal predecessors, (1124), 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) [2024-11-13 14:32:44,252 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 14:32:44,254 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:32:44,254 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-11-13 14:32:44,254 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting thread1Err11ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err14ASSERT_VIOLATIONDATA_RACE (and 148 more)] === [2024-11-13 14:32:44,254 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:32:44,255 INFO L85 PathProgramCache]: Analyzing trace with hash -2023151696, now seen corresponding path program 1 times [2024-11-13 14:32:44,255 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:32:44,255 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2114008216] [2024-11-13 14:32:44,255 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:32:44,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:32:44,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:32:44,354 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 14:32:44,356 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:32:44,357 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2114008216] [2024-11-13 14:32:44,357 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2114008216] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:32:44,357 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:32:44,357 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 14:32:44,357 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1514001414] [2024-11-13 14:32:44,357 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:32:44,358 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 14:32:44,358 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:32:44,358 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 14:32:44,358 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 14:32:44,403 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 370 out of 449 [2024-11-13 14:32:44,404 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 344 places, 340 transitions, 725 flow. Second operand has 3 states, 3 states have (on average 372.0) internal successors, (1116), 3 states have internal predecessors, (1116), 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) [2024-11-13 14:32:44,404 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 14:32:44,404 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 370 of 449 [2024-11-13 14:32:44,404 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 14:32:45,019 INFO L124 PetriNetUnfolderBase]: 383/2509 cut-off events. [2024-11-13 14:32:45,020 INFO L125 PetriNetUnfolderBase]: For 214/217 co-relation queries the response was YES. [2024-11-13 14:32:45,037 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3438 conditions, 2509 events. 383/2509 cut-off events. For 214/217 co-relation queries the response was YES. Maximal size of possible extension queue 83. Compared 20034 event pairs, 165 based on Foata normal form. 0/2095 useless extension candidates. Maximal degree in co-relation 3341. Up to 414 conditions per place. [2024-11-13 14:32:45,049 INFO L140 encePairwiseOnDemand]: 446/449 looper letters, 27 selfloop transitions, 2 changer transitions 0/346 dead transitions. [2024-11-13 14:32:45,049 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 345 places, 346 transitions, 805 flow [2024-11-13 14:32:45,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 14:32:45,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 14:32:45,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1136 transitions. [2024-11-13 14:32:45,053 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8433556050482554 [2024-11-13 14:32:45,053 INFO L175 Difference]: Start difference. First operand has 344 places, 340 transitions, 725 flow. Second operand 3 states and 1136 transitions. [2024-11-13 14:32:45,054 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 345 places, 346 transitions, 805 flow [2024-11-13 14:32:45,056 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 343 places, 346 transitions, 801 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-13 14:32:45,061 INFO L231 Difference]: Finished difference. Result has 343 places, 339 transitions, 723 flow [2024-11-13 14:32:45,062 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=449, PETRI_DIFFERENCE_MINUEND_FLOW=719, PETRI_DIFFERENCE_MINUEND_PLACES=341, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=339, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=337, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=723, PETRI_PLACES=343, PETRI_TRANSITIONS=339} [2024-11-13 14:32:45,063 INFO L277 CegarLoopForPetriNet]: 417 programPoint places, -74 predicate places. [2024-11-13 14:32:45,063 INFO L471 AbstractCegarLoop]: Abstraction has has 343 places, 339 transitions, 723 flow [2024-11-13 14:32:45,063 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 372.0) internal successors, (1116), 3 states have internal predecessors, (1116), 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) [2024-11-13 14:32:45,063 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 14:32:45,064 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:32:45,064 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-11-13 14:32:45,064 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting thread1Err22ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err14ASSERT_VIOLATIONDATA_RACE (and 148 more)] === [2024-11-13 14:32:45,065 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:32:45,065 INFO L85 PathProgramCache]: Analyzing trace with hash -1749019573, now seen corresponding path program 1 times [2024-11-13 14:32:45,065 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:32:45,065 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [200102390] [2024-11-13 14:32:45,065 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:32:45,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:32:45,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:32:45,163 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 14:32:45,164 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:32:45,164 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [200102390] [2024-11-13 14:32:45,164 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [200102390] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:32:45,164 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:32:45,164 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 14:32:45,164 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1408889763] [2024-11-13 14:32:45,164 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:32:45,165 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 14:32:45,166 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:32:45,166 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 14:32:45,166 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 14:32:45,206 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 370 out of 449 [2024-11-13 14:32:45,208 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 343 places, 339 transitions, 723 flow. Second operand has 3 states, 3 states have (on average 372.0) internal successors, (1116), 3 states have internal predecessors, (1116), 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) [2024-11-13 14:32:45,208 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 14:32:45,208 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 370 of 449 [2024-11-13 14:32:45,208 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 14:32:45,749 INFO L124 PetriNetUnfolderBase]: 368/2591 cut-off events. [2024-11-13 14:32:45,750 INFO L125 PetriNetUnfolderBase]: For 219/220 co-relation queries the response was YES. [2024-11-13 14:32:45,764 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3510 conditions, 2591 events. 368/2591 cut-off events. For 219/220 co-relation queries the response was YES. Maximal size of possible extension queue 85. Compared 21410 event pairs, 168 based on Foata normal form. 0/2178 useless extension candidates. Maximal degree in co-relation 3413. Up to 407 conditions per place. [2024-11-13 14:32:45,774 INFO L140 encePairwiseOnDemand]: 446/449 looper letters, 27 selfloop transitions, 2 changer transitions 0/345 dead transitions. [2024-11-13 14:32:45,774 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 344 places, 345 transitions, 803 flow [2024-11-13 14:32:45,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 14:32:45,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 14:32:45,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1136 transitions. [2024-11-13 14:32:45,777 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8433556050482554 [2024-11-13 14:32:45,778 INFO L175 Difference]: Start difference. First operand has 343 places, 339 transitions, 723 flow. Second operand 3 states and 1136 transitions. [2024-11-13 14:32:45,778 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 344 places, 345 transitions, 803 flow [2024-11-13 14:32:45,780 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 342 places, 345 transitions, 799 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-13 14:32:45,785 INFO L231 Difference]: Finished difference. Result has 342 places, 338 transitions, 721 flow [2024-11-13 14:32:45,785 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=449, PETRI_DIFFERENCE_MINUEND_FLOW=717, PETRI_DIFFERENCE_MINUEND_PLACES=340, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=338, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=336, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=721, PETRI_PLACES=342, PETRI_TRANSITIONS=338} [2024-11-13 14:32:45,786 INFO L277 CegarLoopForPetriNet]: 417 programPoint places, -75 predicate places. [2024-11-13 14:32:45,786 INFO L471 AbstractCegarLoop]: Abstraction has has 342 places, 338 transitions, 721 flow [2024-11-13 14:32:45,787 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 372.0) internal successors, (1116), 3 states have internal predecessors, (1116), 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) [2024-11-13 14:32:45,787 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 14:32:45,787 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:32:45,787 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2024-11-13 14:32:45,787 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting thread2Err19ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err14ASSERT_VIOLATIONDATA_RACE (and 148 more)] === [2024-11-13 14:32:45,788 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:32:45,788 INFO L85 PathProgramCache]: Analyzing trace with hash -2119990336, now seen corresponding path program 1 times [2024-11-13 14:32:45,788 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:32:45,788 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [203206822] [2024-11-13 14:32:45,789 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:32:45,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:32:45,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:32:45,886 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 14:32:45,886 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:32:45,886 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [203206822] [2024-11-13 14:32:45,886 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [203206822] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:32:45,887 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:32:45,887 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 14:32:45,887 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1532947807] [2024-11-13 14:32:45,887 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:32:45,887 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 14:32:45,888 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:32:45,888 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 14:32:45,888 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 14:32:45,902 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 375 out of 449 [2024-11-13 14:32:45,905 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 342 places, 338 transitions, 721 flow. Second operand has 3 states, 3 states have (on average 377.3333333333333) internal successors, (1132), 3 states have internal predecessors, (1132), 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) [2024-11-13 14:32:45,905 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 14:32:45,906 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 375 of 449 [2024-11-13 14:32:45,906 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 14:32:46,347 INFO L124 PetriNetUnfolderBase]: 385/1712 cut-off events. [2024-11-13 14:32:46,347 INFO L125 PetriNetUnfolderBase]: For 184/185 co-relation queries the response was YES. [2024-11-13 14:32:46,354 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2543 conditions, 1712 events. 385/1712 cut-off events. For 184/185 co-relation queries the response was YES. Maximal size of possible extension queue 79. Compared 11421 event pairs, 137 based on Foata normal form. 0/1499 useless extension candidates. Maximal degree in co-relation 2446. Up to 362 conditions per place. [2024-11-13 14:32:46,361 INFO L140 encePairwiseOnDemand]: 446/449 looper letters, 21 selfloop transitions, 2 changer transitions 0/343 dead transitions. [2024-11-13 14:32:46,361 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 343 places, 343 transitions, 783 flow [2024-11-13 14:32:46,361 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 14:32:46,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 14:32:46,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1146 transitions. [2024-11-13 14:32:46,364 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8507795100222717 [2024-11-13 14:32:46,364 INFO L175 Difference]: Start difference. First operand has 342 places, 338 transitions, 721 flow. Second operand 3 states and 1146 transitions. [2024-11-13 14:32:46,364 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 343 places, 343 transitions, 783 flow [2024-11-13 14:32:46,366 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 341 places, 343 transitions, 779 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-13 14:32:46,370 INFO L231 Difference]: Finished difference. Result has 341 places, 337 transitions, 719 flow [2024-11-13 14:32:46,370 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=449, PETRI_DIFFERENCE_MINUEND_FLOW=715, PETRI_DIFFERENCE_MINUEND_PLACES=339, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=337, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=335, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=719, PETRI_PLACES=341, PETRI_TRANSITIONS=337} [2024-11-13 14:32:46,371 INFO L277 CegarLoopForPetriNet]: 417 programPoint places, -76 predicate places. [2024-11-13 14:32:46,371 INFO L471 AbstractCegarLoop]: Abstraction has has 341 places, 337 transitions, 719 flow [2024-11-13 14:32:46,371 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 377.3333333333333) internal successors, (1132), 3 states have internal predecessors, (1132), 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) [2024-11-13 14:32:46,372 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 14:32:46,372 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:32:46,372 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2024-11-13 14:32:46,372 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting thread3Err0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err14ASSERT_VIOLATIONDATA_RACE (and 148 more)] === [2024-11-13 14:32:46,372 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:32:46,373 INFO L85 PathProgramCache]: Analyzing trace with hash 2120083964, now seen corresponding path program 1 times [2024-11-13 14:32:46,373 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:32:46,373 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1138629368] [2024-11-13 14:32:46,373 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:32:46,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:32:46,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:32:46,438 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 14:32:46,439 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:32:46,439 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1138629368] [2024-11-13 14:32:46,439 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1138629368] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:32:46,439 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:32:46,439 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 14:32:46,439 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [423740859] [2024-11-13 14:32:46,439 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:32:46,440 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 14:32:46,440 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:32:46,440 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 14:32:46,441 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 14:32:46,463 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 372 out of 449 [2024-11-13 14:32:46,464 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 341 places, 337 transitions, 719 flow. Second operand has 3 states, 3 states have (on average 374.0) internal successors, (1122), 3 states have internal predecessors, (1122), 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) [2024-11-13 14:32:46,464 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 14:32:46,464 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 372 of 449 [2024-11-13 14:32:46,464 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 14:32:46,964 INFO L124 PetriNetUnfolderBase]: 519/2275 cut-off events. [2024-11-13 14:32:46,964 INFO L125 PetriNetUnfolderBase]: For 233/266 co-relation queries the response was YES. [2024-11-13 14:32:46,979 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3368 conditions, 2275 events. 519/2275 cut-off events. For 233/266 co-relation queries the response was YES. Maximal size of possible extension queue 103. Compared 17212 event pairs, 218 based on Foata normal form. 0/1976 useless extension candidates. Maximal degree in co-relation 3271. Up to 562 conditions per place. [2024-11-13 14:32:46,989 INFO L140 encePairwiseOnDemand]: 446/449 looper letters, 25 selfloop transitions, 2 changer transitions 0/343 dead transitions. [2024-11-13 14:32:46,989 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 342 places, 343 transitions, 791 flow [2024-11-13 14:32:46,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 14:32:46,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 14:32:46,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1141 transitions. [2024-11-13 14:32:46,992 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8470675575352635 [2024-11-13 14:32:46,992 INFO L175 Difference]: Start difference. First operand has 341 places, 337 transitions, 719 flow. Second operand 3 states and 1141 transitions. [2024-11-13 14:32:46,993 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 342 places, 343 transitions, 791 flow [2024-11-13 14:32:46,995 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 340 places, 343 transitions, 787 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-13 14:32:46,999 INFO L231 Difference]: Finished difference. Result has 340 places, 336 transitions, 717 flow [2024-11-13 14:32:47,000 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=449, PETRI_DIFFERENCE_MINUEND_FLOW=713, PETRI_DIFFERENCE_MINUEND_PLACES=338, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=336, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=334, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=717, PETRI_PLACES=340, PETRI_TRANSITIONS=336} [2024-11-13 14:32:47,000 INFO L277 CegarLoopForPetriNet]: 417 programPoint places, -77 predicate places. [2024-11-13 14:32:47,000 INFO L471 AbstractCegarLoop]: Abstraction has has 340 places, 336 transitions, 717 flow [2024-11-13 14:32:47,001 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 374.0) internal successors, (1122), 3 states have internal predecessors, (1122), 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) [2024-11-13 14:32:47,001 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 14:32:47,001 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:32:47,001 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2024-11-13 14:32:47,002 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting thread2Err20ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err14ASSERT_VIOLATIONDATA_RACE (and 148 more)] === [2024-11-13 14:32:47,002 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:32:47,002 INFO L85 PathProgramCache]: Analyzing trace with hash 1008526403, now seen corresponding path program 1 times [2024-11-13 14:32:47,002 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:32:47,002 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [957420885] [2024-11-13 14:32:47,002 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:32:47,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:32:47,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:32:47,090 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 14:32:47,090 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:32:47,091 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [957420885] [2024-11-13 14:32:47,091 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [957420885] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:32:47,091 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:32:47,091 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 14:32:47,091 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [133407751] [2024-11-13 14:32:47,091 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:32:47,092 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 14:32:47,092 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:32:47,092 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 14:32:47,092 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 14:32:47,112 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 373 out of 449 [2024-11-13 14:32:47,114 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 340 places, 336 transitions, 717 flow. Second operand has 3 states, 3 states have (on average 376.0) internal successors, (1128), 3 states have internal predecessors, (1128), 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) [2024-11-13 14:32:47,114 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 14:32:47,114 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 373 of 449 [2024-11-13 14:32:47,114 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 14:32:47,533 INFO L124 PetriNetUnfolderBase]: 487/1784 cut-off events. [2024-11-13 14:32:47,534 INFO L125 PetriNetUnfolderBase]: For 222/223 co-relation queries the response was YES. [2024-11-13 14:32:47,546 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2823 conditions, 1784 events. 487/1784 cut-off events. For 222/223 co-relation queries the response was YES. Maximal size of possible extension queue 94. Compared 11824 event pairs, 199 based on Foata normal form. 0/1591 useless extension candidates. Maximal degree in co-relation 2726. Up to 516 conditions per place. [2024-11-13 14:32:47,554 INFO L140 encePairwiseOnDemand]: 446/449 looper letters, 23 selfloop transitions, 2 changer transitions 0/341 dead transitions. [2024-11-13 14:32:47,555 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 341 places, 341 transitions, 783 flow [2024-11-13 14:32:47,555 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 14:32:47,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 14:32:47,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1142 transitions. [2024-11-13 14:32:47,558 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8478099480326652 [2024-11-13 14:32:47,558 INFO L175 Difference]: Start difference. First operand has 340 places, 336 transitions, 717 flow. Second operand 3 states and 1142 transitions. [2024-11-13 14:32:47,558 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 341 places, 341 transitions, 783 flow [2024-11-13 14:32:47,561 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 339 places, 341 transitions, 779 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-13 14:32:47,564 INFO L231 Difference]: Finished difference. Result has 339 places, 335 transitions, 715 flow [2024-11-13 14:32:47,566 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=449, PETRI_DIFFERENCE_MINUEND_FLOW=711, PETRI_DIFFERENCE_MINUEND_PLACES=337, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=335, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=333, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=715, PETRI_PLACES=339, PETRI_TRANSITIONS=335} [2024-11-13 14:32:47,567 INFO L277 CegarLoopForPetriNet]: 417 programPoint places, -78 predicate places. [2024-11-13 14:32:47,567 INFO L471 AbstractCegarLoop]: Abstraction has has 339 places, 335 transitions, 715 flow [2024-11-13 14:32:47,567 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 376.0) internal successors, (1128), 3 states have internal predecessors, (1128), 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) [2024-11-13 14:32:47,568 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 14:32:47,568 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:32:47,568 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2024-11-13 14:32:47,568 INFO L396 AbstractCegarLoop]: === Iteration 25 === Targeting thread3Err11ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err14ASSERT_VIOLATIONDATA_RACE (and 148 more)] === [2024-11-13 14:32:47,570 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:32:47,570 INFO L85 PathProgramCache]: Analyzing trace with hash -1522457983, now seen corresponding path program 1 times [2024-11-13 14:32:47,570 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:32:47,570 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1085554815] [2024-11-13 14:32:47,570 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:32:47,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:32:47,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:32:47,641 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 14:32:47,642 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:32:47,642 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1085554815] [2024-11-13 14:32:47,642 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1085554815] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:32:47,642 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:32:47,642 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 14:32:47,642 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1026251854] [2024-11-13 14:32:47,642 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:32:47,643 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 14:32:47,643 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:32:47,643 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 14:32:47,643 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 14:32:47,661 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 372 out of 449 [2024-11-13 14:32:47,662 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 339 places, 335 transitions, 715 flow. Second operand has 3 states, 3 states have (on average 374.3333333333333) internal successors, (1123), 3 states have internal predecessors, (1123), 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) [2024-11-13 14:32:47,662 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 14:32:47,662 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 372 of 449 [2024-11-13 14:32:47,662 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 14:32:48,162 INFO L124 PetriNetUnfolderBase]: 414/2134 cut-off events. [2024-11-13 14:32:48,162 INFO L125 PetriNetUnfolderBase]: For 186/191 co-relation queries the response was YES. [2024-11-13 14:32:48,175 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3048 conditions, 2134 events. 414/2134 cut-off events. For 186/191 co-relation queries the response was YES. Maximal size of possible extension queue 94. Compared 16403 event pairs, 148 based on Foata normal form. 1/1909 useless extension candidates. Maximal degree in co-relation 2951. Up to 379 conditions per place. [2024-11-13 14:32:48,184 INFO L140 encePairwiseOnDemand]: 444/449 looper letters, 22 selfloop transitions, 2 changer transitions 6/340 dead transitions. [2024-11-13 14:32:48,184 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 339 places, 340 transitions, 781 flow [2024-11-13 14:32:48,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 14:32:48,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 14:32:48,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1140 transitions. [2024-11-13 14:32:48,188 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8463251670378619 [2024-11-13 14:32:48,188 INFO L175 Difference]: Start difference. First operand has 339 places, 335 transitions, 715 flow. Second operand 3 states and 1140 transitions. [2024-11-13 14:32:48,188 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 339 places, 340 transitions, 781 flow [2024-11-13 14:32:48,191 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 337 places, 340 transitions, 777 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-13 14:32:48,194 INFO L231 Difference]: Finished difference. Result has 337 places, 327 transitions, 699 flow [2024-11-13 14:32:48,195 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=449, PETRI_DIFFERENCE_MINUEND_FLOW=707, PETRI_DIFFERENCE_MINUEND_PLACES=335, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=333, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=331, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=699, PETRI_PLACES=337, PETRI_TRANSITIONS=327} [2024-11-13 14:32:48,195 INFO L277 CegarLoopForPetriNet]: 417 programPoint places, -80 predicate places. [2024-11-13 14:32:48,196 INFO L471 AbstractCegarLoop]: Abstraction has has 337 places, 327 transitions, 699 flow [2024-11-13 14:32:48,196 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 374.3333333333333) internal successors, (1123), 3 states have internal predecessors, (1123), 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) [2024-11-13 14:32:48,196 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 14:32:48,197 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:32:48,197 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2024-11-13 14:32:48,197 INFO L396 AbstractCegarLoop]: === Iteration 26 === Targeting thread2Err21ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err14ASSERT_VIOLATIONDATA_RACE (and 148 more)] === [2024-11-13 14:32:48,197 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:32:48,197 INFO L85 PathProgramCache]: Analyzing trace with hash 1715670358, now seen corresponding path program 1 times [2024-11-13 14:32:48,198 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:32:48,198 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [87044268] [2024-11-13 14:32:48,198 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:32:48,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:32:48,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:32:48,275 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 14:32:48,275 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:32:48,275 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [87044268] [2024-11-13 14:32:48,275 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [87044268] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:32:48,275 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:32:48,276 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 14:32:48,276 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1055818005] [2024-11-13 14:32:48,276 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:32:48,277 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 14:32:48,277 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:32:48,278 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 14:32:48,278 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 14:32:48,292 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 373 out of 449 [2024-11-13 14:32:48,293 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 337 places, 327 transitions, 699 flow. Second operand has 3 states, 3 states have (on average 375.0) internal successors, (1125), 3 states have internal predecessors, (1125), 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) [2024-11-13 14:32:48,293 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 14:32:48,293 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 373 of 449 [2024-11-13 14:32:48,293 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 14:32:48,638 INFO L124 PetriNetUnfolderBase]: 322/1639 cut-off events. [2024-11-13 14:32:48,638 INFO L125 PetriNetUnfolderBase]: For 151/151 co-relation queries the response was YES. [2024-11-13 14:32:48,650 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2382 conditions, 1639 events. 322/1639 cut-off events. For 151/151 co-relation queries the response was YES. Maximal size of possible extension queue 69. Compared 11307 event pairs, 98 based on Foata normal form. 0/1506 useless extension candidates. Maximal degree in co-relation 2285. Up to 265 conditions per place. [2024-11-13 14:32:48,656 INFO L140 encePairwiseOnDemand]: 444/449 looper letters, 21 selfloop transitions, 3 changer transitions 0/331 dead transitions. [2024-11-13 14:32:48,657 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 332 places, 331 transitions, 761 flow [2024-11-13 14:32:48,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 14:32:48,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 14:32:48,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1142 transitions. [2024-11-13 14:32:48,660 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8478099480326652 [2024-11-13 14:32:48,660 INFO L175 Difference]: Start difference. First operand has 337 places, 327 transitions, 699 flow. Second operand 3 states and 1142 transitions. [2024-11-13 14:32:48,660 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 332 places, 331 transitions, 761 flow [2024-11-13 14:32:48,662 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 330 places, 331 transitions, 757 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-13 14:32:48,666 INFO L231 Difference]: Finished difference. Result has 330 places, 325 transitions, 697 flow [2024-11-13 14:32:48,667 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=449, PETRI_DIFFERENCE_MINUEND_FLOW=691, PETRI_DIFFERENCE_MINUEND_PLACES=328, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=325, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=322, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=697, PETRI_PLACES=330, PETRI_TRANSITIONS=325} [2024-11-13 14:32:48,667 INFO L277 CegarLoopForPetriNet]: 417 programPoint places, -87 predicate places. [2024-11-13 14:32:48,667 INFO L471 AbstractCegarLoop]: Abstraction has has 330 places, 325 transitions, 697 flow [2024-11-13 14:32:48,671 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 375.0) internal successors, (1125), 3 states have internal predecessors, (1125), 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) [2024-11-13 14:32:48,671 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 14:32:48,672 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:32:48,672 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2024-11-13 14:32:48,672 INFO L396 AbstractCegarLoop]: === Iteration 27 === Targeting thread3Err12ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err14ASSERT_VIOLATIONDATA_RACE (and 148 more)] === [2024-11-13 14:32:48,672 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:32:48,672 INFO L85 PathProgramCache]: Analyzing trace with hash 108088900, now seen corresponding path program 1 times [2024-11-13 14:32:48,676 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:32:48,676 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [649501520] [2024-11-13 14:32:48,677 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:32:48,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:32:48,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:32:48,748 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 14:32:48,748 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:32:48,748 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [649501520] [2024-11-13 14:32:48,749 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [649501520] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:32:48,749 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:32:48,749 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 14:32:48,749 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2030166812] [2024-11-13 14:32:48,749 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:32:48,751 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 14:32:48,751 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:32:48,751 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 14:32:48,752 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 14:32:48,779 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 372 out of 449 [2024-11-13 14:32:48,781 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 330 places, 325 transitions, 697 flow. Second operand has 3 states, 3 states have (on average 375.0) internal successors, (1125), 3 states have internal predecessors, (1125), 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) [2024-11-13 14:32:48,784 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 14:32:48,784 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 372 of 449 [2024-11-13 14:32:48,784 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 14:32:49,207 INFO L124 PetriNetUnfolderBase]: 523/2179 cut-off events. [2024-11-13 14:32:49,208 INFO L125 PetriNetUnfolderBase]: For 230/237 co-relation queries the response was YES. [2024-11-13 14:32:49,223 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3281 conditions, 2179 events. 523/2179 cut-off events. For 230/237 co-relation queries the response was YES. Maximal size of possible extension queue 111. Compared 16597 event pairs, 216 based on Foata normal form. 0/2000 useless extension candidates. Maximal degree in co-relation 3184. Up to 545 conditions per place. [2024-11-13 14:32:49,232 INFO L140 encePairwiseOnDemand]: 446/449 looper letters, 24 selfloop transitions, 2 changer transitions 0/331 dead transitions. [2024-11-13 14:32:49,232 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 331 places, 331 transitions, 767 flow [2024-11-13 14:32:49,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 14:32:49,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 14:32:49,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1140 transitions. [2024-11-13 14:32:49,235 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8463251670378619 [2024-11-13 14:32:49,235 INFO L175 Difference]: Start difference. First operand has 330 places, 325 transitions, 697 flow. Second operand 3 states and 1140 transitions. [2024-11-13 14:32:49,235 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 331 places, 331 transitions, 767 flow [2024-11-13 14:32:49,237 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 329 places, 331 transitions, 761 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-13 14:32:49,241 INFO L231 Difference]: Finished difference. Result has 329 places, 324 transitions, 693 flow [2024-11-13 14:32:49,241 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=449, PETRI_DIFFERENCE_MINUEND_FLOW=689, PETRI_DIFFERENCE_MINUEND_PLACES=327, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=324, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=322, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=693, PETRI_PLACES=329, PETRI_TRANSITIONS=324} [2024-11-13 14:32:49,242 INFO L277 CegarLoopForPetriNet]: 417 programPoint places, -88 predicate places. [2024-11-13 14:32:49,242 INFO L471 AbstractCegarLoop]: Abstraction has has 329 places, 324 transitions, 693 flow [2024-11-13 14:32:49,243 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 375.0) internal successors, (1125), 3 states have internal predecessors, (1125), 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) [2024-11-13 14:32:49,243 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 14:32:49,244 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:32:49,244 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2024-11-13 14:32:49,244 INFO L396 AbstractCegarLoop]: === Iteration 28 === Targeting thread3Err13ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err14ASSERT_VIOLATIONDATA_RACE (and 148 more)] === [2024-11-13 14:32:49,244 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:32:49,244 INFO L85 PathProgramCache]: Analyzing trace with hash -1147171324, now seen corresponding path program 1 times [2024-11-13 14:32:49,245 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:32:49,245 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [194726036] [2024-11-13 14:32:49,245 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:32:49,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:32:49,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:32:49,315 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 14:32:49,315 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:32:49,315 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [194726036] [2024-11-13 14:32:49,315 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [194726036] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:32:49,315 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:32:49,315 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 14:32:49,316 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [900371503] [2024-11-13 14:32:49,316 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:32:49,316 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 14:32:49,317 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:32:49,317 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 14:32:49,318 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 14:32:49,330 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 373 out of 449 [2024-11-13 14:32:49,331 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 329 places, 324 transitions, 693 flow. Second operand has 3 states, 3 states have (on average 375.0) internal successors, (1125), 3 states have internal predecessors, (1125), 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) [2024-11-13 14:32:49,332 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 14:32:49,332 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 373 of 449 [2024-11-13 14:32:49,332 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 14:32:49,706 INFO L124 PetriNetUnfolderBase]: 353/1762 cut-off events. [2024-11-13 14:32:49,706 INFO L125 PetriNetUnfolderBase]: For 166/170 co-relation queries the response was YES. [2024-11-13 14:32:49,711 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2544 conditions, 1762 events. 353/1762 cut-off events. For 166/170 co-relation queries the response was YES. Maximal size of possible extension queue 77. Compared 12157 event pairs, 106 based on Foata normal form. 1/1656 useless extension candidates. Maximal degree in co-relation 2447. Up to 286 conditions per place. [2024-11-13 14:32:49,716 INFO L140 encePairwiseOnDemand]: 444/449 looper letters, 20 selfloop transitions, 2 changer transitions 10/329 dead transitions. [2024-11-13 14:32:49,716 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 329 places, 329 transitions, 757 flow [2024-11-13 14:32:49,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 14:32:49,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 14:32:49,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1142 transitions. [2024-11-13 14:32:49,719 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8478099480326652 [2024-11-13 14:32:49,720 INFO L175 Difference]: Start difference. First operand has 329 places, 324 transitions, 693 flow. Second operand 3 states and 1142 transitions. [2024-11-13 14:32:49,720 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 329 places, 329 transitions, 757 flow [2024-11-13 14:32:49,722 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 327 places, 329 transitions, 753 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-13 14:32:49,725 INFO L231 Difference]: Finished difference. Result has 327 places, 312 transitions, 668 flow [2024-11-13 14:32:49,726 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=449, PETRI_DIFFERENCE_MINUEND_FLOW=685, PETRI_DIFFERENCE_MINUEND_PLACES=325, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=322, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=320, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=668, PETRI_PLACES=327, PETRI_TRANSITIONS=312} [2024-11-13 14:32:49,726 INFO L277 CegarLoopForPetriNet]: 417 programPoint places, -90 predicate places. [2024-11-13 14:32:49,726 INFO L471 AbstractCegarLoop]: Abstraction has has 327 places, 312 transitions, 668 flow [2024-11-13 14:32:49,727 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 375.0) internal successors, (1125), 3 states have internal predecessors, (1125), 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) [2024-11-13 14:32:49,727 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 14:32:49,727 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:32:49,727 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2024-11-13 14:32:49,728 INFO L396 AbstractCegarLoop]: === Iteration 29 === Targeting thread2Err23ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err14ASSERT_VIOLATIONDATA_RACE (and 148 more)] === [2024-11-13 14:32:49,728 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:32:49,728 INFO L85 PathProgramCache]: Analyzing trace with hash -1637974341, now seen corresponding path program 1 times [2024-11-13 14:32:49,728 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:32:49,728 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [273492752] [2024-11-13 14:32:49,728 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:32:49,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:32:49,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:32:49,801 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 14:32:49,801 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:32:49,801 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [273492752] [2024-11-13 14:32:49,801 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [273492752] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:32:49,802 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:32:49,802 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 14:32:49,802 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [479503142] [2024-11-13 14:32:49,802 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:32:49,802 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 14:32:49,803 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:32:49,803 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 14:32:49,804 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 14:32:49,821 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 373 out of 449 [2024-11-13 14:32:49,822 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 327 places, 312 transitions, 668 flow. Second operand has 3 states, 3 states have (on average 375.6666666666667) internal successors, (1127), 3 states have internal predecessors, (1127), 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) [2024-11-13 14:32:49,822 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 14:32:49,822 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 373 of 449 [2024-11-13 14:32:49,822 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 14:32:50,156 INFO L124 PetriNetUnfolderBase]: 364/1635 cut-off events. [2024-11-13 14:32:50,156 INFO L125 PetriNetUnfolderBase]: For 176/176 co-relation queries the response was YES. [2024-11-13 14:32:50,166 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2472 conditions, 1635 events. 364/1635 cut-off events. For 176/176 co-relation queries the response was YES. Maximal size of possible extension queue 74. Compared 10921 event pairs, 147 based on Foata normal form. 0/1531 useless extension candidates. Maximal degree in co-relation 2375. Up to 397 conditions per place. [2024-11-13 14:32:50,172 INFO L140 encePairwiseOnDemand]: 446/449 looper letters, 21 selfloop transitions, 2 changer transitions 0/317 dead transitions. [2024-11-13 14:32:50,172 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 318 places, 317 transitions, 730 flow [2024-11-13 14:32:50,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 14:32:50,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 14:32:50,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1140 transitions. [2024-11-13 14:32:50,176 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8463251670378619 [2024-11-13 14:32:50,177 INFO L175 Difference]: Start difference. First operand has 327 places, 312 transitions, 668 flow. Second operand 3 states and 1140 transitions. [2024-11-13 14:32:50,177 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 318 places, 317 transitions, 730 flow [2024-11-13 14:32:50,179 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 316 places, 317 transitions, 726 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-13 14:32:50,182 INFO L231 Difference]: Finished difference. Result has 316 places, 311 transitions, 666 flow [2024-11-13 14:32:50,183 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=449, PETRI_DIFFERENCE_MINUEND_FLOW=662, PETRI_DIFFERENCE_MINUEND_PLACES=314, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=311, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=309, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=666, PETRI_PLACES=316, PETRI_TRANSITIONS=311} [2024-11-13 14:32:50,183 INFO L277 CegarLoopForPetriNet]: 417 programPoint places, -101 predicate places. [2024-11-13 14:32:50,184 INFO L471 AbstractCegarLoop]: Abstraction has has 316 places, 311 transitions, 666 flow [2024-11-13 14:32:50,184 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 375.6666666666667) internal successors, (1127), 3 states have internal predecessors, (1127), 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) [2024-11-13 14:32:50,184 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 14:32:50,184 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:32:50,184 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2024-11-13 14:32:50,184 INFO L396 AbstractCegarLoop]: === Iteration 30 === Targeting thread3Err15ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err14ASSERT_VIOLATIONDATA_RACE (and 148 more)] === [2024-11-13 14:32:50,185 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:32:50,185 INFO L85 PathProgramCache]: Analyzing trace with hash -474517879, now seen corresponding path program 1 times [2024-11-13 14:32:50,185 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:32:50,185 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [190633062] [2024-11-13 14:32:50,185 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:32:50,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:32:50,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:32:50,258 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 14:32:50,258 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:32:50,259 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [190633062] [2024-11-13 14:32:50,259 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [190633062] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:32:50,259 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:32:50,259 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 14:32:50,259 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1578168658] [2024-11-13 14:32:50,259 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:32:50,260 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 14:32:50,260 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:32:50,260 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 14:32:50,260 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 14:32:50,277 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 373 out of 449 [2024-11-13 14:32:50,278 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 316 places, 311 transitions, 666 flow. Second operand has 3 states, 3 states have (on average 375.6666666666667) internal successors, (1127), 3 states have internal predecessors, (1127), 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) [2024-11-13 14:32:50,278 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 14:32:50,278 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 373 of 449 [2024-11-13 14:32:50,279 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 14:32:50,654 INFO L124 PetriNetUnfolderBase]: 415/1915 cut-off events. [2024-11-13 14:32:50,654 INFO L125 PetriNetUnfolderBase]: For 200/208 co-relation queries the response was YES. [2024-11-13 14:32:50,659 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2835 conditions, 1915 events. 415/1915 cut-off events. For 200/208 co-relation queries the response was YES. Maximal size of possible extension queue 87. Compared 13446 event pairs, 166 based on Foata normal form. 0/1808 useless extension candidates. Maximal degree in co-relation 2738. Up to 440 conditions per place. [2024-11-13 14:32:50,661 INFO L140 encePairwiseOnDemand]: 446/449 looper letters, 0 selfloop transitions, 0 changer transitions 317/317 dead transitions. [2024-11-13 14:32:50,661 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 317 places, 317 transitions, 732 flow [2024-11-13 14:32:50,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 14:32:50,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 14:32:50,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1141 transitions. [2024-11-13 14:32:50,663 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8470675575352635 [2024-11-13 14:32:50,663 INFO L175 Difference]: Start difference. First operand has 316 places, 311 transitions, 666 flow. Second operand 3 states and 1141 transitions. [2024-11-13 14:32:50,663 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 317 places, 317 transitions, 732 flow [2024-11-13 14:32:50,666 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 315 places, 317 transitions, 728 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-13 14:32:50,668 INFO L231 Difference]: Finished difference. Result has 315 places, 0 transitions, 0 flow [2024-11-13 14:32:50,668 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=449, PETRI_DIFFERENCE_MINUEND_FLOW=660, PETRI_DIFFERENCE_MINUEND_PLACES=313, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=310, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=310, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=0, PETRI_PLACES=315, PETRI_TRANSITIONS=0} [2024-11-13 14:32:50,668 INFO L277 CegarLoopForPetriNet]: 417 programPoint places, -102 predicate places. [2024-11-13 14:32:50,669 INFO L471 AbstractCegarLoop]: Abstraction has has 315 places, 0 transitions, 0 flow [2024-11-13 14:32:50,669 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 375.6666666666667) internal successors, (1127), 3 states have internal predecessors, (1127), 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) [2024-11-13 14:32:50,672 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (151 of 152 remaining) [2024-11-13 14:32:50,672 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err12ASSERT_VIOLATIONDATA_RACE (150 of 152 remaining) [2024-11-13 14:32:50,672 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err13ASSERT_VIOLATIONDATA_RACE (149 of 152 remaining) [2024-11-13 14:32:50,672 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err14ASSERT_VIOLATIONDATA_RACE (148 of 152 remaining) [2024-11-13 14:32:50,673 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err15ASSERT_VIOLATIONDATA_RACE (147 of 152 remaining) [2024-11-13 14:32:50,673 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err16ASSERT_VIOLATIONDATA_RACE (146 of 152 remaining) [2024-11-13 14:32:50,673 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err17ASSERT_VIOLATIONDATA_RACE (145 of 152 remaining) [2024-11-13 14:32:50,673 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err18ASSERT_VIOLATIONDATA_RACE (144 of 152 remaining) [2024-11-13 14:32:50,673 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err19ASSERT_VIOLATIONDATA_RACE (143 of 152 remaining) [2024-11-13 14:32:50,673 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (142 of 152 remaining) [2024-11-13 14:32:50,673 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (141 of 152 remaining) [2024-11-13 14:32:50,673 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (140 of 152 remaining) [2024-11-13 14:32:50,674 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (139 of 152 remaining) [2024-11-13 14:32:50,674 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (138 of 152 remaining) [2024-11-13 14:32:50,674 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (137 of 152 remaining) [2024-11-13 14:32:50,674 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (136 of 152 remaining) [2024-11-13 14:32:50,674 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE (135 of 152 remaining) [2024-11-13 14:32:50,674 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err20ASSERT_VIOLATIONDATA_RACE (134 of 152 remaining) [2024-11-13 14:32:50,674 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE (133 of 152 remaining) [2024-11-13 14:32:50,674 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err21ASSERT_VIOLATIONDATA_RACE (132 of 152 remaining) [2024-11-13 14:32:50,674 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err10ASSERT_VIOLATIONDATA_RACE (131 of 152 remaining) [2024-11-13 14:32:50,675 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err22ASSERT_VIOLATIONDATA_RACE (130 of 152 remaining) [2024-11-13 14:32:50,675 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err11ASSERT_VIOLATIONDATA_RACE (129 of 152 remaining) [2024-11-13 14:32:50,675 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (128 of 152 remaining) [2024-11-13 14:32:50,675 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (127 of 152 remaining) [2024-11-13 14:32:50,675 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (126 of 152 remaining) [2024-11-13 14:32:50,675 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (125 of 152 remaining) [2024-11-13 14:32:50,675 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (124 of 152 remaining) [2024-11-13 14:32:50,675 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (123 of 152 remaining) [2024-11-13 14:32:50,675 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (122 of 152 remaining) [2024-11-13 14:32:50,676 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (121 of 152 remaining) [2024-11-13 14:32:50,676 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (120 of 152 remaining) [2024-11-13 14:32:50,676 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (119 of 152 remaining) [2024-11-13 14:32:50,676 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (118 of 152 remaining) [2024-11-13 14:32:50,676 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (117 of 152 remaining) [2024-11-13 14:32:50,676 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (116 of 152 remaining) [2024-11-13 14:32:50,676 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (115 of 152 remaining) [2024-11-13 14:32:50,676 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err14ASSERT_VIOLATIONDATA_RACE (114 of 152 remaining) [2024-11-13 14:32:50,677 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err15ASSERT_VIOLATIONDATA_RACE (113 of 152 remaining) [2024-11-13 14:32:50,677 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err16ASSERT_VIOLATIONDATA_RACE (112 of 152 remaining) [2024-11-13 14:32:50,677 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err17ASSERT_VIOLATIONDATA_RACE (111 of 152 remaining) [2024-11-13 14:32:50,677 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err18ASSERT_VIOLATIONDATA_RACE (110 of 152 remaining) [2024-11-13 14:32:50,677 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err19ASSERT_VIOLATIONDATA_RACE (109 of 152 remaining) [2024-11-13 14:32:50,677 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err20ASSERT_VIOLATIONDATA_RACE (108 of 152 remaining) [2024-11-13 14:32:50,677 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err21ASSERT_VIOLATIONDATA_RACE (107 of 152 remaining) [2024-11-13 14:32:50,677 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err22ASSERT_VIOLATIONDATA_RACE (106 of 152 remaining) [2024-11-13 14:32:50,677 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err23ASSERT_VIOLATIONDATA_RACE (105 of 152 remaining) [2024-11-13 14:32:50,678 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (104 of 152 remaining) [2024-11-13 14:32:50,678 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (103 of 152 remaining) [2024-11-13 14:32:50,678 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE (102 of 152 remaining) [2024-11-13 14:32:50,678 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONDATA_RACE (101 of 152 remaining) [2024-11-13 14:32:50,678 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err4ASSERT_VIOLATIONDATA_RACE (100 of 152 remaining) [2024-11-13 14:32:50,678 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err5ASSERT_VIOLATIONDATA_RACE (99 of 152 remaining) [2024-11-13 14:32:50,678 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err6ASSERT_VIOLATIONDATA_RACE (98 of 152 remaining) [2024-11-13 14:32:50,678 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err7ASSERT_VIOLATIONDATA_RACE (97 of 152 remaining) [2024-11-13 14:32:50,678 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err8ASSERT_VIOLATIONDATA_RACE (96 of 152 remaining) [2024-11-13 14:32:50,679 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err9ASSERT_VIOLATIONDATA_RACE (95 of 152 remaining) [2024-11-13 14:32:50,679 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err10ASSERT_VIOLATIONDATA_RACE (94 of 152 remaining) [2024-11-13 14:32:50,679 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err11ASSERT_VIOLATIONDATA_RACE (93 of 152 remaining) [2024-11-13 14:32:50,679 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err12ASSERT_VIOLATIONDATA_RACE (92 of 152 remaining) [2024-11-13 14:32:50,679 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err13ASSERT_VIOLATIONDATA_RACE (91 of 152 remaining) [2024-11-13 14:32:50,679 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err14ASSERT_VIOLATIONDATA_RACE (90 of 152 remaining) [2024-11-13 14:32:50,679 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err15ASSERT_VIOLATIONDATA_RACE (89 of 152 remaining) [2024-11-13 14:32:50,679 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (88 of 152 remaining) [2024-11-13 14:32:50,679 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (87 of 152 remaining) [2024-11-13 14:32:50,680 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (86 of 152 remaining) [2024-11-13 14:32:50,680 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (85 of 152 remaining) [2024-11-13 14:32:50,680 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (84 of 152 remaining) [2024-11-13 14:32:50,680 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (83 of 152 remaining) [2024-11-13 14:32:50,680 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (82 of 152 remaining) [2024-11-13 14:32:50,680 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (81 of 152 remaining) [2024-11-13 14:32:50,680 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (80 of 152 remaining) [2024-11-13 14:32:50,680 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (79 of 152 remaining) [2024-11-13 14:32:50,680 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (78 of 152 remaining) [2024-11-13 14:32:50,681 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE (77 of 152 remaining) [2024-11-13 14:32:50,681 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE (76 of 152 remaining) [2024-11-13 14:32:50,681 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE (75 of 152 remaining) [2024-11-13 14:32:50,681 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE (74 of 152 remaining) [2024-11-13 14:32:50,681 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONDATA_RACE (73 of 152 remaining) [2024-11-13 14:32:50,681 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONDATA_RACE (72 of 152 remaining) [2024-11-13 14:32:50,681 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr17ASSERT_VIOLATIONDATA_RACE (71 of 152 remaining) [2024-11-13 14:32:50,681 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE (70 of 152 remaining) [2024-11-13 14:32:50,681 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr19ASSERT_VIOLATIONDATA_RACE (69 of 152 remaining) [2024-11-13 14:32:50,681 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr21ASSERT_VIOLATIONDATA_RACE (68 of 152 remaining) [2024-11-13 14:32:50,681 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr20ASSERT_VIOLATIONDATA_RACE (67 of 152 remaining) [2024-11-13 14:32:50,681 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr22ASSERT_VIOLATIONDATA_RACE (66 of 152 remaining) [2024-11-13 14:32:50,681 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (65 of 152 remaining) [2024-11-13 14:32:50,681 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (64 of 152 remaining) [2024-11-13 14:32:50,681 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (63 of 152 remaining) [2024-11-13 14:32:50,682 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (62 of 152 remaining) [2024-11-13 14:32:50,682 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err12ASSERT_VIOLATIONDATA_RACE (61 of 152 remaining) [2024-11-13 14:32:50,682 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err13ASSERT_VIOLATIONDATA_RACE (60 of 152 remaining) [2024-11-13 14:32:50,682 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err14ASSERT_VIOLATIONDATA_RACE (59 of 152 remaining) [2024-11-13 14:32:50,682 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err15ASSERT_VIOLATIONDATA_RACE (58 of 152 remaining) [2024-11-13 14:32:50,682 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err16ASSERT_VIOLATIONDATA_RACE (57 of 152 remaining) [2024-11-13 14:32:50,682 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err17ASSERT_VIOLATIONDATA_RACE (56 of 152 remaining) [2024-11-13 14:32:50,682 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err18ASSERT_VIOLATIONDATA_RACE (55 of 152 remaining) [2024-11-13 14:32:50,682 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err19ASSERT_VIOLATIONDATA_RACE (54 of 152 remaining) [2024-11-13 14:32:50,682 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (53 of 152 remaining) [2024-11-13 14:32:50,682 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (52 of 152 remaining) [2024-11-13 14:32:50,682 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (51 of 152 remaining) [2024-11-13 14:32:50,682 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (50 of 152 remaining) [2024-11-13 14:32:50,682 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (49 of 152 remaining) [2024-11-13 14:32:50,682 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (48 of 152 remaining) [2024-11-13 14:32:50,682 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (47 of 152 remaining) [2024-11-13 14:32:50,683 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE (46 of 152 remaining) [2024-11-13 14:32:50,683 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err20ASSERT_VIOLATIONDATA_RACE (45 of 152 remaining) [2024-11-13 14:32:50,683 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE (44 of 152 remaining) [2024-11-13 14:32:50,683 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err21ASSERT_VIOLATIONDATA_RACE (43 of 152 remaining) [2024-11-13 14:32:50,683 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err10ASSERT_VIOLATIONDATA_RACE (42 of 152 remaining) [2024-11-13 14:32:50,683 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err22ASSERT_VIOLATIONDATA_RACE (41 of 152 remaining) [2024-11-13 14:32:50,683 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err11ASSERT_VIOLATIONDATA_RACE (40 of 152 remaining) [2024-11-13 14:32:50,683 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (39 of 152 remaining) [2024-11-13 14:32:50,683 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (38 of 152 remaining) [2024-11-13 14:32:50,683 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (37 of 152 remaining) [2024-11-13 14:32:50,683 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (36 of 152 remaining) [2024-11-13 14:32:50,684 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (35 of 152 remaining) [2024-11-13 14:32:50,684 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (34 of 152 remaining) [2024-11-13 14:32:50,684 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (33 of 152 remaining) [2024-11-13 14:32:50,685 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (32 of 152 remaining) [2024-11-13 14:32:50,685 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (31 of 152 remaining) [2024-11-13 14:32:50,685 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (30 of 152 remaining) [2024-11-13 14:32:50,685 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (29 of 152 remaining) [2024-11-13 14:32:50,685 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (28 of 152 remaining) [2024-11-13 14:32:50,685 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (27 of 152 remaining) [2024-11-13 14:32:50,685 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (26 of 152 remaining) [2024-11-13 14:32:50,685 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err14ASSERT_VIOLATIONDATA_RACE (25 of 152 remaining) [2024-11-13 14:32:50,685 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err15ASSERT_VIOLATIONDATA_RACE (24 of 152 remaining) [2024-11-13 14:32:50,686 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err16ASSERT_VIOLATIONDATA_RACE (23 of 152 remaining) [2024-11-13 14:32:50,686 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err17ASSERT_VIOLATIONDATA_RACE (22 of 152 remaining) [2024-11-13 14:32:50,686 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err18ASSERT_VIOLATIONDATA_RACE (21 of 152 remaining) [2024-11-13 14:32:50,686 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err19ASSERT_VIOLATIONDATA_RACE (20 of 152 remaining) [2024-11-13 14:32:50,686 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err20ASSERT_VIOLATIONDATA_RACE (19 of 152 remaining) [2024-11-13 14:32:50,686 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err21ASSERT_VIOLATIONDATA_RACE (18 of 152 remaining) [2024-11-13 14:32:50,686 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err22ASSERT_VIOLATIONDATA_RACE (17 of 152 remaining) [2024-11-13 14:32:50,686 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err23ASSERT_VIOLATIONDATA_RACE (16 of 152 remaining) [2024-11-13 14:32:50,686 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (15 of 152 remaining) [2024-11-13 14:32:50,686 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (14 of 152 remaining) [2024-11-13 14:32:50,687 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE (13 of 152 remaining) [2024-11-13 14:32:50,687 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONDATA_RACE (12 of 152 remaining) [2024-11-13 14:32:50,687 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err4ASSERT_VIOLATIONDATA_RACE (11 of 152 remaining) [2024-11-13 14:32:50,687 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err5ASSERT_VIOLATIONDATA_RACE (10 of 152 remaining) [2024-11-13 14:32:50,687 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err6ASSERT_VIOLATIONDATA_RACE (9 of 152 remaining) [2024-11-13 14:32:50,687 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err7ASSERT_VIOLATIONDATA_RACE (8 of 152 remaining) [2024-11-13 14:32:50,687 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err8ASSERT_VIOLATIONDATA_RACE (7 of 152 remaining) [2024-11-13 14:32:50,687 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err9ASSERT_VIOLATIONDATA_RACE (6 of 152 remaining) [2024-11-13 14:32:50,687 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err10ASSERT_VIOLATIONDATA_RACE (5 of 152 remaining) [2024-11-13 14:32:50,687 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err11ASSERT_VIOLATIONDATA_RACE (4 of 152 remaining) [2024-11-13 14:32:50,688 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err12ASSERT_VIOLATIONDATA_RACE (3 of 152 remaining) [2024-11-13 14:32:50,688 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err13ASSERT_VIOLATIONDATA_RACE (2 of 152 remaining) [2024-11-13 14:32:50,688 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err14ASSERT_VIOLATIONDATA_RACE (1 of 152 remaining) [2024-11-13 14:32:50,688 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err15ASSERT_VIOLATIONDATA_RACE (0 of 152 remaining) [2024-11-13 14:32:50,688 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2024-11-13 14:32:50,689 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:32:50,695 INFO L242 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-11-13 14:32:50,695 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-13 14:32:50,702 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.11 02:32:50 BasicIcfg [2024-11-13 14:32:50,702 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-13 14:32:50,703 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 14:32:50,703 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 14:32:50,703 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 14:32:50,705 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 02:32:34" (3/4) ... [2024-11-13 14:32:50,707 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-13 14:32:50,710 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2024-11-13 14:32:50,710 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2024-11-13 14:32:50,710 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread3 [2024-11-13 14:32:50,721 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 23 nodes and edges [2024-11-13 14:32:50,721 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-11-13 14:32:50,722 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-13 14:32:50,722 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-13 14:32:50,829 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_917007a4-5310-4043-8980-30959588d044/bin/uautomizer-verify-qhAvR1uOyd/witness.graphml [2024-11-13 14:32:50,830 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_917007a4-5310-4043-8980-30959588d044/bin/uautomizer-verify-qhAvR1uOyd/witness.yml [2024-11-13 14:32:50,830 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 14:32:50,832 INFO L158 Benchmark]: Toolchain (without parser) took 18526.77ms. Allocated memory was 117.4MB in the beginning and 528.5MB in the end (delta: 411.0MB). Free memory was 81.7MB in the beginning and 380.6MB in the end (delta: -298.9MB). Peak memory consumption was 106.3MB. Max. memory is 16.1GB. [2024-11-13 14:32:50,833 INFO L158 Benchmark]: CDTParser took 1.77ms. Allocated memory is still 167.8MB. Free memory is still 104.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 14:32:50,833 INFO L158 Benchmark]: CACSL2BoogieTranslator took 372.77ms. Allocated memory is still 117.4MB. Free memory was 81.7MB in the beginning and 68.0MB in the end (delta: 13.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 14:32:50,833 INFO L158 Benchmark]: Boogie Procedure Inliner took 84.60ms. Allocated memory is still 117.4MB. Free memory was 68.0MB in the beginning and 64.6MB in the end (delta: 3.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 14:32:50,836 INFO L158 Benchmark]: Boogie Preprocessor took 75.22ms. Allocated memory is still 117.4MB. Free memory was 64.6MB in the beginning and 61.9MB in the end (delta: 2.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 14:32:50,836 INFO L158 Benchmark]: RCFGBuilder took 1747.91ms. Allocated memory is still 117.4MB. Free memory was 61.9MB in the beginning and 44.4MB in the end (delta: 17.5MB). Peak memory consumption was 49.4MB. Max. memory is 16.1GB. [2024-11-13 14:32:50,836 INFO L158 Benchmark]: TraceAbstraction took 16112.58ms. Allocated memory was 117.4MB in the beginning and 528.5MB in the end (delta: 411.0MB). Free memory was 44.0MB in the beginning and 389.0MB in the end (delta: -345.0MB). Peak memory consumption was 295.5MB. Max. memory is 16.1GB. [2024-11-13 14:32:50,837 INFO L158 Benchmark]: Witness Printer took 127.19ms. Allocated memory is still 528.5MB. Free memory was 389.0MB in the beginning and 380.6MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 14:32:50,838 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.77ms. Allocated memory is still 167.8MB. Free memory is still 104.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 372.77ms. Allocated memory is still 117.4MB. Free memory was 81.7MB in the beginning and 68.0MB in the end (delta: 13.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 84.60ms. Allocated memory is still 117.4MB. Free memory was 68.0MB in the beginning and 64.6MB in the end (delta: 3.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 75.22ms. Allocated memory is still 117.4MB. Free memory was 64.6MB in the beginning and 61.9MB in the end (delta: 2.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1747.91ms. Allocated memory is still 117.4MB. Free memory was 61.9MB in the beginning and 44.4MB in the end (delta: 17.5MB). Peak memory consumption was 49.4MB. Max. memory is 16.1GB. * TraceAbstraction took 16112.58ms. Allocated memory was 117.4MB in the beginning and 528.5MB in the end (delta: 411.0MB). Free memory was 44.0MB in the beginning and 389.0MB in the end (delta: -345.0MB). Peak memory consumption was 295.5MB. Max. memory is 16.1GB. * Witness Printer took 127.19ms. Allocated memory is still 528.5MB. Free memory was 389.0MB in the beginning and 380.6MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 49]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 58]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 58]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 58]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 59]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 59]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 59]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 60]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 60]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 51]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 51]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 51]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 52]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 52]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 52]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 53]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 53]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 62]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 55]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 62]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 55]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 62]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 55]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 69]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 72]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 72]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 72]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 72]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 72]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 73]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 73]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 73]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 74]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 74]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 77]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 77]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 77]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 78]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 78]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 78]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 79]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 79]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 81]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 81]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 82]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 82]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 82]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 93]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 96]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 96]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 96]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 96]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 96]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 97]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 97]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 97]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 98]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 98]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 100]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 100]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 101]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 101]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 101]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 113]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 114]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 115]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 116]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 117]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 118]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 118]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 119]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 120]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 120]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 121]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 146]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 121]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 122]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 146]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 122]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 124]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 134]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 134]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 134]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 134]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 134]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 134]: there are no data races For all program executions holds that there are no data races at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 7 procedures, 587 locations, 152 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 15.8s, OverallIterations: 30, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 11.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.3s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 678 SdHoareTripleChecker+Valid, 2.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 297 mSDsluCounter, 104 SdHoareTripleChecker+Invalid, 1.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 103 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1266 IncrementalHoareTripleChecker+Invalid, 1369 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 103 mSolverCounterUnsat, 104 mSDtfsCounter, 1266 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 64 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=868occurred in iteration=0, InterpolantAutomatonStates: 93, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 2.5s InterpolantComputationTime, 4006 NumberOfCodeBlocks, 4006 NumberOfCodeBlocksAsserted, 30 NumberOfCheckSat, 3976 ConstructedInterpolants, 0 QuantifiedInterpolants, 4149 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 30 InterpolantComputations, 30 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 86 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-11-13 14:32:50,878 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_917007a4-5310-4043-8980-30959588d044/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE