./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/weaver/bench-exp2x6.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_0e4de9b9-9ff9-47e6-9b65-3652092389e4/bin/uautomizer-verify-qhAvR1uOyd/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e4de9b9-9ff9-47e6-9b65-3652092389e4/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_0e4de9b9-9ff9-47e6-9b65-3652092389e4/bin/uautomizer-verify-qhAvR1uOyd/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e4de9b9-9ff9-47e6-9b65-3652092389e4/bin/uautomizer-verify-qhAvR1uOyd/config/AutomizerReach.xml -i ../../sv-benchmarks/c/weaver/bench-exp2x6.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e4de9b9-9ff9-47e6-9b65-3652092389e4/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_0e4de9b9-9ff9-47e6-9b65-3652092389e4/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 1f93f8af6c620ba8dc44e82cf4c30bbca874545f3e3802e43ba4e1345a3afed4 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 12:57:39,905 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 12:57:39,978 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e4de9b9-9ff9-47e6-9b65-3652092389e4/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-DataRace-32bit-Automizer_Default.epf [2024-11-13 12:57:39,983 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 12:57:39,984 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-13 12:57:40,012 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 12:57:40,012 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-13 12:57:40,012 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-13 12:57:40,013 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 12:57:40,013 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-13 12:57:40,013 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 12:57:40,013 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 12:57:40,015 INFO L153 SettingsManager]: * Use SBE=true [2024-11-13 12:57:40,016 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 12:57:40,017 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 12:57:40,018 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 12:57:40,018 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 12:57:40,018 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 12:57:40,019 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 12:57:40,019 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 12:57:40,019 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 12:57:40,019 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 12:57:40,019 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-11-13 12:57:40,019 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 12:57:40,019 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 12:57:40,019 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 12:57:40,020 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 12:57:40,020 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 12:57:40,020 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 12:57:40,020 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-13 12:57:40,020 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-13 12:57:40,021 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-13 12:57:40,021 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 12:57:40,021 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 12:57:40,022 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 12:57:40,022 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-13 12:57:40,022 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 12:57:40,022 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-13 12:57:40,022 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-13 12:57:40,023 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-13 12:57:40,023 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-13 12:57:40,023 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_0e4de9b9-9ff9-47e6-9b65-3652092389e4/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 -> 1f93f8af6c620ba8dc44e82cf4c30bbca874545f3e3802e43ba4e1345a3afed4 [2024-11-13 12:57:40,369 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 12:57:40,383 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 12:57:40,387 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 12:57:40,389 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 12:57:40,389 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 12:57:40,391 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e4de9b9-9ff9-47e6-9b65-3652092389e4/bin/uautomizer-verify-qhAvR1uOyd/../../sv-benchmarks/c/weaver/bench-exp2x6.wvr.c Unable to find full path for "g++" [2024-11-13 12:57:42,498 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 12:57:42,863 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 12:57:42,867 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e4de9b9-9ff9-47e6-9b65-3652092389e4/sv-benchmarks/c/weaver/bench-exp2x6.wvr.c [2024-11-13 12:57:42,876 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e4de9b9-9ff9-47e6-9b65-3652092389e4/bin/uautomizer-verify-qhAvR1uOyd/data/42ca82531/0ef7a35e656a44c7b9a93783b41dd711/FLAG41e0eaacf [2024-11-13 12:57:42,892 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e4de9b9-9ff9-47e6-9b65-3652092389e4/bin/uautomizer-verify-qhAvR1uOyd/data/42ca82531/0ef7a35e656a44c7b9a93783b41dd711 [2024-11-13 12:57:42,894 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 12:57:42,896 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 12:57:42,898 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 12:57:42,898 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 12:57:42,904 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 12:57:42,905 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 12:57:42" (1/1) ... [2024-11-13 12:57:42,907 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2902c694 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:57:42, skipping insertion in model container [2024-11-13 12:57:42,907 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 12:57:42" (1/1) ... [2024-11-13 12:57:42,927 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 12:57:43,161 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 12:57:43,172 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 12:57:43,212 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 12:57:43,231 INFO L204 MainTranslator]: Completed translation [2024-11-13 12:57:43,231 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:57:43 WrapperNode [2024-11-13 12:57:43,232 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 12:57:43,233 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 12:57:43,233 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 12:57:43,234 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 12:57:43,242 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:57:43" (1/1) ... [2024-11-13 12:57:43,251 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:57:43" (1/1) ... [2024-11-13 12:57:43,281 INFO L138 Inliner]: procedures = 19, calls = 13, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 129 [2024-11-13 12:57:43,281 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 12:57:43,282 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 12:57:43,283 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 12:57:43,283 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 12:57:43,294 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:57:43" (1/1) ... [2024-11-13 12:57:43,295 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:57:43" (1/1) ... [2024-11-13 12:57:43,302 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:57:43" (1/1) ... [2024-11-13 12:57:43,304 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:57:43" (1/1) ... [2024-11-13 12:57:43,321 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:57:43" (1/1) ... [2024-11-13 12:57:43,333 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:57:43" (1/1) ... [2024-11-13 12:57:43,335 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:57:43" (1/1) ... [2024-11-13 12:57:43,341 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:57:43" (1/1) ... [2024-11-13 12:57:43,344 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 12:57:43,348 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 12:57:43,352 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 12:57:43,353 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 12:57:43,354 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:57:43" (1/1) ... [2024-11-13 12:57:43,365 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-13 12:57:43,382 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e4de9b9-9ff9-47e6-9b65-3652092389e4/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 12:57:43,404 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e4de9b9-9ff9-47e6-9b65-3652092389e4/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-13 12:57:43,408 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e4de9b9-9ff9-47e6-9b65-3652092389e4/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-13 12:57:43,440 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 12:57:43,441 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-13 12:57:43,441 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-13 12:57:43,441 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-13 12:57:43,441 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-13 12:57:43,441 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-11-13 12:57:43,441 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-11-13 12:57:43,441 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-11-13 12:57:43,441 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-11-13 12:57:43,441 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 12:57:43,441 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 12:57:43,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 12:57:43,443 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 12:57:43,583 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 12:57:43,585 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 12:57:44,313 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-13 12:57:44,313 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 12:57:44,339 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 12:57:44,339 INFO L316 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-13 12:57:44,340 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 12:57:44 BoogieIcfgContainer [2024-11-13 12:57:44,340 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 12:57:44,342 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-13 12:57:44,343 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-13 12:57:44,352 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-13 12:57:44,352 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 12:57:42" (1/3) ... [2024-11-13 12:57:44,354 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e88b3ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 12:57:44, skipping insertion in model container [2024-11-13 12:57:44,354 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:57:43" (2/3) ... [2024-11-13 12:57:44,354 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e88b3ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 12:57:44, skipping insertion in model container [2024-11-13 12:57:44,355 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 12:57:44" (3/3) ... [2024-11-13 12:57:44,357 INFO L112 eAbstractionObserver]: Analyzing ICFG bench-exp2x6.wvr.c [2024-11-13 12:57:44,378 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-13 12:57:44,380 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG bench-exp2x6.wvr.c that has 5 procedures, 390 locations, 1 initial locations, 4 loop locations, and 71 error locations. [2024-11-13 12:57:44,381 INFO L492 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-13 12:57:44,555 INFO L143 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2024-11-13 12:57:44,608 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 402 places, 403 transitions, 834 flow [2024-11-13 12:57:44,896 INFO L124 PetriNetUnfolderBase]: 14/399 cut-off events. [2024-11-13 12:57:44,898 INFO L125 PetriNetUnfolderBase]: For 4/4 co-relation queries the response was YES. [2024-11-13 12:57:44,915 INFO L83 FinitePrefix]: Finished finitePrefix Result has 416 conditions, 399 events. 14/399 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 1161 event pairs, 0 based on Foata normal form. 0/314 useless extension candidates. Maximal degree in co-relation 305. Up to 2 conditions per place. [2024-11-13 12:57:44,915 INFO L82 GeneralOperation]: Start removeDead. Operand has 402 places, 403 transitions, 834 flow [2024-11-13 12:57:44,932 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 380 places, 379 transitions, 782 flow [2024-11-13 12:57:44,951 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-13 12:57:44,971 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;@7ffcd64c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-13 12:57:44,974 INFO L334 AbstractCegarLoop]: Starting to check reachability of 131 error locations. [2024-11-13 12:57:44,987 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-11-13 12:57:44,988 INFO L124 PetriNetUnfolderBase]: 0/21 cut-off events. [2024-11-13 12:57:44,989 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-11-13 12:57:44,989 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 12:57:44,990 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] [2024-11-13 12:57:44,990 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 127 more)] === [2024-11-13 12:57:44,998 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:57:44,999 INFO L85 PathProgramCache]: Analyzing trace with hash 1977819155, now seen corresponding path program 1 times [2024-11-13 12:57:45,009 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:57:45,010 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1522806614] [2024-11-13 12:57:45,011 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:57:45,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:57:45,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:57:45,247 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 12:57:45,248 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 12:57:45,248 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1522806614] [2024-11-13 12:57:45,249 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1522806614] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 12:57:45,249 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 12:57:45,249 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 12:57:45,254 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1676618734] [2024-11-13 12:57:45,255 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 12:57:45,263 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 12:57:45,269 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 12:57:45,296 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 12:57:45,296 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 12:57:45,476 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 365 out of 403 [2024-11-13 12:57:45,486 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 380 places, 379 transitions, 782 flow. Second operand has 3 states, 3 states have (on average 366.3333333333333) internal successors, (1099), 3 states have internal predecessors, (1099), 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 12:57:45,486 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 12:57:45,486 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 365 of 403 [2024-11-13 12:57:45,488 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 12:57:45,826 INFO L124 PetriNetUnfolderBase]: 49/589 cut-off events. [2024-11-13 12:57:45,826 INFO L125 PetriNetUnfolderBase]: For 49/49 co-relation queries the response was YES. [2024-11-13 12:57:45,835 INFO L83 FinitePrefix]: Finished finitePrefix Result has 795 conditions, 589 events. 49/589 cut-off events. For 49/49 co-relation queries the response was YES. Maximal size of possible extension queue 20. Compared 2882 event pairs, 39 based on Foata normal form. 91/555 useless extension candidates. Maximal degree in co-relation 653. Up to 109 conditions per place. [2024-11-13 12:57:45,844 INFO L140 encePairwiseOnDemand]: 395/403 looper letters, 27 selfloop transitions, 2 changer transitions 1/373 dead transitions. [2024-11-13 12:57:45,845 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 381 places, 373 transitions, 828 flow [2024-11-13 12:57:45,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:57:45,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 12:57:45,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1130 transitions. [2024-11-13 12:57:45,868 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9346567411083541 [2024-11-13 12:57:45,870 INFO L175 Difference]: Start difference. First operand has 380 places, 379 transitions, 782 flow. Second operand 3 states and 1130 transitions. [2024-11-13 12:57:45,871 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 381 places, 373 transitions, 828 flow [2024-11-13 12:57:45,882 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 373 places, 373 transitions, 812 flow, removed 0 selfloop flow, removed 8 redundant places. [2024-11-13 12:57:45,895 INFO L231 Difference]: Finished difference. Result has 373 places, 372 transitions, 756 flow [2024-11-13 12:57:45,900 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=403, PETRI_DIFFERENCE_MINUEND_FLOW=754, PETRI_DIFFERENCE_MINUEND_PLACES=371, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=373, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=371, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=756, PETRI_PLACES=373, PETRI_TRANSITIONS=372} [2024-11-13 12:57:45,905 INFO L277 CegarLoopForPetriNet]: 380 programPoint places, -7 predicate places. [2024-11-13 12:57:45,909 INFO L471 AbstractCegarLoop]: Abstraction has has 373 places, 372 transitions, 756 flow [2024-11-13 12:57:45,910 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 366.3333333333333) internal successors, (1099), 3 states have internal predecessors, (1099), 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 12:57:45,910 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 12:57:45,910 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] [2024-11-13 12:57:45,911 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-13 12:57:45,911 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 127 more)] === [2024-11-13 12:57:45,912 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:57:45,912 INFO L85 PathProgramCache]: Analyzing trace with hash -1267936149, now seen corresponding path program 1 times [2024-11-13 12:57:45,912 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:57:45,912 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [587055470] [2024-11-13 12:57:45,912 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:57:45,912 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:57:45,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:57:45,963 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 12:57:45,963 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 12:57:45,963 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [587055470] [2024-11-13 12:57:45,963 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [587055470] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 12:57:45,963 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 12:57:45,963 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 12:57:45,963 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1199263785] [2024-11-13 12:57:45,964 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 12:57:45,965 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 12:57:45,965 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 12:57:45,965 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 12:57:45,965 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 12:57:46,094 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 366 out of 403 [2024-11-13 12:57:46,095 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 373 places, 372 transitions, 756 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 12:57:46,096 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 12:57:46,096 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 366 of 403 [2024-11-13 12:57:46,096 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 12:57:46,356 INFO L124 PetriNetUnfolderBase]: 49/587 cut-off events. [2024-11-13 12:57:46,356 INFO L125 PetriNetUnfolderBase]: For 15/15 co-relation queries the response was YES. [2024-11-13 12:57:46,364 INFO L83 FinitePrefix]: Finished finitePrefix Result has 731 conditions, 587 events. 49/587 cut-off events. For 15/15 co-relation queries the response was YES. Maximal size of possible extension queue 21. Compared 2934 event pairs, 39 based on Foata normal form. 0/464 useless extension candidates. Maximal degree in co-relation 701. Up to 108 conditions per place. [2024-11-13 12:57:46,375 INFO L140 encePairwiseOnDemand]: 400/403 looper letters, 26 selfloop transitions, 2 changer transitions 0/371 dead transitions. [2024-11-13 12:57:46,376 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 373 places, 371 transitions, 810 flow [2024-11-13 12:57:46,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:57:46,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 12:57:46,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1127 transitions. [2024-11-13 12:57:46,383 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9321753515301903 [2024-11-13 12:57:46,383 INFO L175 Difference]: Start difference. First operand has 373 places, 372 transitions, 756 flow. Second operand 3 states and 1127 transitions. [2024-11-13 12:57:46,384 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 373 places, 371 transitions, 810 flow [2024-11-13 12:57:46,390 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 371 places, 371 transitions, 806 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-13 12:57:46,397 INFO L231 Difference]: Finished difference. Result has 371 places, 371 transitions, 754 flow [2024-11-13 12:57:46,398 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=403, PETRI_DIFFERENCE_MINUEND_FLOW=750, PETRI_DIFFERENCE_MINUEND_PLACES=369, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=371, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=369, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=754, PETRI_PLACES=371, PETRI_TRANSITIONS=371} [2024-11-13 12:57:46,399 INFO L277 CegarLoopForPetriNet]: 380 programPoint places, -9 predicate places. [2024-11-13 12:57:46,399 INFO L471 AbstractCegarLoop]: Abstraction has has 371 places, 371 transitions, 754 flow [2024-11-13 12:57:46,400 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 12:57:46,400 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 12:57:46,400 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] [2024-11-13 12:57:46,400 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-13 12:57:46,400 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 127 more)] === [2024-11-13 12:57:46,401 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:57:46,401 INFO L85 PathProgramCache]: Analyzing trace with hash 1470690993, now seen corresponding path program 1 times [2024-11-13 12:57:46,401 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:57:46,403 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [510546058] [2024-11-13 12:57:46,404 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:57:46,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:57:46,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:57:46,490 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 12:57:46,494 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 12:57:46,494 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [510546058] [2024-11-13 12:57:46,494 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [510546058] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 12:57:46,494 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 12:57:46,494 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 12:57:46,494 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [192354494] [2024-11-13 12:57:46,494 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 12:57:46,495 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 12:57:46,495 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 12:57:46,495 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 12:57:46,495 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 12:57:46,655 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 365 out of 403 [2024-11-13 12:57:46,657 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 371 places, 371 transitions, 754 flow. Second operand has 3 states, 3 states have (on average 366.3333333333333) internal successors, (1099), 3 states have internal predecessors, (1099), 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 12:57:46,657 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 12:57:46,657 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 365 of 403 [2024-11-13 12:57:46,658 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 12:57:46,911 INFO L124 PetriNetUnfolderBase]: 49/541 cut-off events. [2024-11-13 12:57:46,911 INFO L125 PetriNetUnfolderBase]: For 27/27 co-relation queries the response was YES. [2024-11-13 12:57:46,920 INFO L83 FinitePrefix]: Finished finitePrefix Result has 673 conditions, 541 events. 49/541 cut-off events. For 27/27 co-relation queries the response was YES. Maximal size of possible extension queue 19. Compared 2518 event pairs, 39 based on Foata normal form. 0/435 useless extension candidates. Maximal degree in co-relation 636. Up to 109 conditions per place. [2024-11-13 12:57:46,937 INFO L140 encePairwiseOnDemand]: 400/403 looper letters, 27 selfloop transitions, 2 changer transitions 0/370 dead transitions. [2024-11-13 12:57:46,937 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 372 places, 370 transitions, 810 flow [2024-11-13 12:57:46,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:57:46,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 12:57:46,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1125 transitions. [2024-11-13 12:57:46,945 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9305210918114144 [2024-11-13 12:57:46,945 INFO L175 Difference]: Start difference. First operand has 371 places, 371 transitions, 754 flow. Second operand 3 states and 1125 transitions. [2024-11-13 12:57:46,946 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 372 places, 370 transitions, 810 flow [2024-11-13 12:57:46,951 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 370 places, 370 transitions, 806 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-13 12:57:46,958 INFO L231 Difference]: Finished difference. Result has 370 places, 370 transitions, 752 flow [2024-11-13 12:57:46,959 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=403, PETRI_DIFFERENCE_MINUEND_FLOW=748, PETRI_DIFFERENCE_MINUEND_PLACES=368, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=370, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=368, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=752, PETRI_PLACES=370, PETRI_TRANSITIONS=370} [2024-11-13 12:57:46,961 INFO L277 CegarLoopForPetriNet]: 380 programPoint places, -10 predicate places. [2024-11-13 12:57:46,962 INFO L471 AbstractCegarLoop]: Abstraction has has 370 places, 370 transitions, 752 flow [2024-11-13 12:57:46,963 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 366.3333333333333) internal successors, (1099), 3 states have internal predecessors, (1099), 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 12:57:46,963 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 12:57:46,964 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] [2024-11-13 12:57:46,964 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-13 12:57:46,965 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 127 more)] === [2024-11-13 12:57:46,965 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:57:46,966 INFO L85 PathProgramCache]: Analyzing trace with hash -1549134640, now seen corresponding path program 1 times [2024-11-13 12:57:46,966 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:57:46,966 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1245886734] [2024-11-13 12:57:46,966 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:57:46,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:57:46,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:57:47,043 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 12:57:47,043 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 12:57:47,043 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1245886734] [2024-11-13 12:57:47,043 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1245886734] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 12:57:47,044 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 12:57:47,044 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 12:57:47,044 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [416866022] [2024-11-13 12:57:47,044 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 12:57:47,044 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 12:57:47,045 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 12:57:47,045 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 12:57:47,045 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 12:57:47,192 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 366 out of 403 [2024-11-13 12:57:47,195 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 370 places, 370 transitions, 752 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 12:57:47,195 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 12:57:47,195 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 366 of 403 [2024-11-13 12:57:47,195 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 12:57:47,410 INFO L124 PetriNetUnfolderBase]: 49/495 cut-off events. [2024-11-13 12:57:47,411 INFO L125 PetriNetUnfolderBase]: For 27/27 co-relation queries the response was YES. [2024-11-13 12:57:47,415 INFO L83 FinitePrefix]: Finished finitePrefix Result has 613 conditions, 495 events. 49/495 cut-off events. For 27/27 co-relation queries the response was YES. Maximal size of possible extension queue 16. Compared 2042 event pairs, 39 based on Foata normal form. 0/406 useless extension candidates. Maximal degree in co-relation 569. Up to 108 conditions per place. [2024-11-13 12:57:47,423 INFO L140 encePairwiseOnDemand]: 400/403 looper letters, 26 selfloop transitions, 2 changer transitions 0/369 dead transitions. [2024-11-13 12:57:47,423 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 371 places, 369 transitions, 806 flow [2024-11-13 12:57:47,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:57:47,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 12:57:47,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1127 transitions. [2024-11-13 12:57:47,429 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9321753515301903 [2024-11-13 12:57:47,430 INFO L175 Difference]: Start difference. First operand has 370 places, 370 transitions, 752 flow. Second operand 3 states and 1127 transitions. [2024-11-13 12:57:47,430 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 371 places, 369 transitions, 806 flow [2024-11-13 12:57:47,433 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 369 places, 369 transitions, 802 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-13 12:57:47,438 INFO L231 Difference]: Finished difference. Result has 369 places, 369 transitions, 750 flow [2024-11-13 12:57:47,439 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=403, PETRI_DIFFERENCE_MINUEND_FLOW=746, PETRI_DIFFERENCE_MINUEND_PLACES=367, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=369, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=367, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=750, PETRI_PLACES=369, PETRI_TRANSITIONS=369} [2024-11-13 12:57:47,441 INFO L277 CegarLoopForPetriNet]: 380 programPoint places, -11 predicate places. [2024-11-13 12:57:47,442 INFO L471 AbstractCegarLoop]: Abstraction has has 369 places, 369 transitions, 750 flow [2024-11-13 12:57:47,443 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 12:57:47,443 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 12:57:47,444 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] [2024-11-13 12:57:47,444 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-13 12:57:47,444 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 127 more)] === [2024-11-13 12:57:47,445 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:57:47,447 INFO L85 PathProgramCache]: Analyzing trace with hash 981769245, now seen corresponding path program 1 times [2024-11-13 12:57:47,447 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:57:47,447 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [137636576] [2024-11-13 12:57:47,447 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:57:47,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:57:47,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:57:47,549 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 12:57:47,549 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 12:57:47,549 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [137636576] [2024-11-13 12:57:47,549 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [137636576] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 12:57:47,549 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 12:57:47,551 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 12:57:47,551 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [901370079] [2024-11-13 12:57:47,551 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 12:57:47,552 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 12:57:47,552 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 12:57:47,552 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 12:57:47,554 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 12:57:47,599 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 377 out of 403 [2024-11-13 12:57:47,601 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 369 places, 369 transitions, 750 flow. Second operand has 3 states, 3 states have (on average 378.3333333333333) internal successors, (1135), 3 states have internal predecessors, (1135), 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 12:57:47,601 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 12:57:47,601 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 377 of 403 [2024-11-13 12:57:47,601 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 12:57:48,178 INFO L124 PetriNetUnfolderBase]: 102/2206 cut-off events. [2024-11-13 12:57:48,179 INFO L125 PetriNetUnfolderBase]: For 14/14 co-relation queries the response was YES. [2024-11-13 12:57:48,204 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2371 conditions, 2206 events. 102/2206 cut-off events. For 14/14 co-relation queries the response was YES. Maximal size of possible extension queue 53. Compared 18725 event pairs, 51 based on Foata normal form. 0/1664 useless extension candidates. Maximal degree in co-relation 2320. Up to 144 conditions per place. [2024-11-13 12:57:48,229 INFO L140 encePairwiseOnDemand]: 400/403 looper letters, 15 selfloop transitions, 2 changer transitions 0/368 dead transitions. [2024-11-13 12:57:48,229 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 370 places, 368 transitions, 782 flow [2024-11-13 12:57:48,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:57:48,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 12:57:48,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1149 transitions. [2024-11-13 12:57:48,233 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9503722084367245 [2024-11-13 12:57:48,233 INFO L175 Difference]: Start difference. First operand has 369 places, 369 transitions, 750 flow. Second operand 3 states and 1149 transitions. [2024-11-13 12:57:48,233 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 370 places, 368 transitions, 782 flow [2024-11-13 12:57:48,236 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 368 places, 368 transitions, 778 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-13 12:57:48,240 INFO L231 Difference]: Finished difference. Result has 368 places, 368 transitions, 748 flow [2024-11-13 12:57:48,241 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=403, PETRI_DIFFERENCE_MINUEND_FLOW=744, 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=748, PETRI_PLACES=368, PETRI_TRANSITIONS=368} [2024-11-13 12:57:48,242 INFO L277 CegarLoopForPetriNet]: 380 programPoint places, -12 predicate places. [2024-11-13 12:57:48,242 INFO L471 AbstractCegarLoop]: Abstraction has has 368 places, 368 transitions, 748 flow [2024-11-13 12:57:48,243 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 378.3333333333333) internal successors, (1135), 3 states have internal predecessors, (1135), 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 12:57:48,243 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 12:57:48,244 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] [2024-11-13 12:57:48,244 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-13 12:57:48,244 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 127 more)] === [2024-11-13 12:57:48,245 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:57:48,245 INFO L85 PathProgramCache]: Analyzing trace with hash -234612781, now seen corresponding path program 1 times [2024-11-13 12:57:48,245 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:57:48,245 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [140532623] [2024-11-13 12:57:48,245 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:57:48,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:57:48,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:57:48,297 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 12:57:48,298 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 12:57:48,298 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [140532623] [2024-11-13 12:57:48,298 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [140532623] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 12:57:48,298 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 12:57:48,298 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 12:57:48,299 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [134408402] [2024-11-13 12:57:48,299 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 12:57:48,299 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 12:57:48,299 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 12:57:48,300 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 12:57:48,300 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 12:57:48,402 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 347 out of 403 [2024-11-13 12:57:48,404 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 368 places, 368 transitions, 748 flow. Second operand has 3 states, 3 states have (on average 348.0) internal successors, (1044), 3 states have internal predecessors, (1044), 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 12:57:48,404 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 12:57:48,404 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 347 of 403 [2024-11-13 12:57:48,405 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 12:57:48,613 INFO L124 PetriNetUnfolderBase]: 76/573 cut-off events. [2024-11-13 12:57:48,613 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2024-11-13 12:57:48,620 INFO L83 FinitePrefix]: Finished finitePrefix Result has 821 conditions, 573 events. 76/573 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 22. Compared 2976 event pairs, 54 based on Foata normal form. 0/489 useless extension candidates. Maximal degree in co-relation 763. Up to 144 conditions per place. [2024-11-13 12:57:48,629 INFO L140 encePairwiseOnDemand]: 382/403 looper letters, 32 selfloop transitions, 9 changer transitions 0/360 dead transitions. [2024-11-13 12:57:48,629 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 358 places, 360 transitions, 817 flow [2024-11-13 12:57:48,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:57:48,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 12:57:48,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1094 transitions. [2024-11-13 12:57:48,633 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9048800661703887 [2024-11-13 12:57:48,633 INFO L175 Difference]: Start difference. First operand has 368 places, 368 transitions, 748 flow. Second operand 3 states and 1094 transitions. [2024-11-13 12:57:48,633 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 358 places, 360 transitions, 817 flow [2024-11-13 12:57:48,636 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 356 places, 360 transitions, 813 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-13 12:57:48,643 INFO L231 Difference]: Finished difference. Result has 357 places, 357 transitions, 751 flow [2024-11-13 12:57:48,644 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=403, PETRI_DIFFERENCE_MINUEND_FLOW=720, PETRI_DIFFERENCE_MINUEND_PLACES=354, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=356, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=8, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=347, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=751, PETRI_PLACES=357, PETRI_TRANSITIONS=357} [2024-11-13 12:57:48,645 INFO L277 CegarLoopForPetriNet]: 380 programPoint places, -23 predicate places. [2024-11-13 12:57:48,645 INFO L471 AbstractCegarLoop]: Abstraction has has 357 places, 357 transitions, 751 flow [2024-11-13 12:57:48,646 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 348.0) internal successors, (1044), 3 states have internal predecessors, (1044), 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 12:57:48,646 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 12:57:48,646 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] [2024-11-13 12:57:48,646 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-13 12:57:48,646 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 127 more)] === [2024-11-13 12:57:48,647 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:57:48,647 INFO L85 PathProgramCache]: Analyzing trace with hash -2124556793, now seen corresponding path program 1 times [2024-11-13 12:57:48,647 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:57:48,648 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1000892358] [2024-11-13 12:57:48,648 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:57:48,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:57:48,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:57:48,693 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 12:57:48,693 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 12:57:48,693 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1000892358] [2024-11-13 12:57:48,693 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1000892358] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 12:57:48,693 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 12:57:48,694 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 12:57:48,694 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [106272488] [2024-11-13 12:57:48,694 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 12:57:48,694 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 12:57:48,695 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 12:57:48,695 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 12:57:48,695 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 12:57:48,789 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 350 out of 403 [2024-11-13 12:57:48,790 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 357 places, 357 transitions, 751 flow. Second operand has 3 states, 3 states have (on average 351.0) internal successors, (1053), 3 states have internal predecessors, (1053), 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 12:57:48,791 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 12:57:48,791 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 350 of 403 [2024-11-13 12:57:48,791 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 12:57:49,026 INFO L124 PetriNetUnfolderBase]: 76/563 cut-off events. [2024-11-13 12:57:49,027 INFO L125 PetriNetUnfolderBase]: For 28/28 co-relation queries the response was YES. [2024-11-13 12:57:49,035 INFO L83 FinitePrefix]: Finished finitePrefix Result has 800 conditions, 563 events. 76/563 cut-off events. For 28/28 co-relation queries the response was YES. Maximal size of possible extension queue 24. Compared 3016 event pairs, 54 based on Foata normal form. 0/491 useless extension candidates. Maximal degree in co-relation 694. Up to 142 conditions per place. [2024-11-13 12:57:49,045 INFO L140 encePairwiseOnDemand]: 383/403 looper letters, 30 selfloop transitions, 9 changer transitions 0/350 dead transitions. [2024-11-13 12:57:49,045 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 348 places, 350 transitions, 818 flow [2024-11-13 12:57:49,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:57:49,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 12:57:49,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1100 transitions. [2024-11-13 12:57:49,049 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9098428453267163 [2024-11-13 12:57:49,050 INFO L175 Difference]: Start difference. First operand has 357 places, 357 transitions, 751 flow. Second operand 3 states and 1100 transitions. [2024-11-13 12:57:49,050 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 348 places, 350 transitions, 818 flow [2024-11-13 12:57:49,053 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 347 places, 350 transitions, 809 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-13 12:57:49,060 INFO L231 Difference]: Finished difference. Result has 348 places, 347 transitions, 751 flow [2024-11-13 12:57:49,060 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=403, PETRI_DIFFERENCE_MINUEND_FLOW=720, PETRI_DIFFERENCE_MINUEND_PLACES=345, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=346, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=8, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=337, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=751, PETRI_PLACES=348, PETRI_TRANSITIONS=347} [2024-11-13 12:57:49,061 INFO L277 CegarLoopForPetriNet]: 380 programPoint places, -32 predicate places. [2024-11-13 12:57:49,062 INFO L471 AbstractCegarLoop]: Abstraction has has 348 places, 347 transitions, 751 flow [2024-11-13 12:57:49,062 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 351.0) internal successors, (1053), 3 states have internal predecessors, (1053), 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 12:57:49,063 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 12:57:49,063 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] [2024-11-13 12:57:49,063 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-13 12:57:49,063 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 127 more)] === [2024-11-13 12:57:49,064 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:57:49,064 INFO L85 PathProgramCache]: Analyzing trace with hash -1347850361, now seen corresponding path program 1 times [2024-11-13 12:57:49,064 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:57:49,064 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1044268951] [2024-11-13 12:57:49,064 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:57:49,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:57:49,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:57:49,167 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 12:57:49,167 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 12:57:49,168 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1044268951] [2024-11-13 12:57:49,168 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1044268951] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 12:57:49,168 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 12:57:49,168 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 12:57:49,168 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1832296542] [2024-11-13 12:57:49,168 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 12:57:49,169 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 12:57:49,169 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 12:57:49,170 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 12:57:49,170 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 12:57:49,274 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 347 out of 403 [2024-11-13 12:57:49,276 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 348 places, 347 transitions, 751 flow. Second operand has 3 states, 3 states have (on average 348.0) internal successors, (1044), 3 states have internal predecessors, (1044), 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 12:57:49,276 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 12:57:49,277 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 347 of 403 [2024-11-13 12:57:49,277 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 12:57:49,557 INFO L124 PetriNetUnfolderBase]: 83/744 cut-off events. [2024-11-13 12:57:49,558 INFO L125 PetriNetUnfolderBase]: For 55/55 co-relation queries the response was YES. [2024-11-13 12:57:49,600 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1008 conditions, 744 events. 83/744 cut-off events. For 55/55 co-relation queries the response was YES. Maximal size of possible extension queue 29. Compared 4223 event pairs, 12 based on Foata normal form. 0/664 useless extension candidates. Maximal degree in co-relation 851. Up to 148 conditions per place. [2024-11-13 12:57:49,608 INFO L140 encePairwiseOnDemand]: 381/403 looper letters, 35 selfloop transitions, 10 changer transitions 0/343 dead transitions. [2024-11-13 12:57:49,608 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 338 places, 343 transitions, 839 flow [2024-11-13 12:57:49,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:57:49,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 12:57:49,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1098 transitions. [2024-11-13 12:57:49,612 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9081885856079405 [2024-11-13 12:57:49,612 INFO L175 Difference]: Start difference. First operand has 348 places, 347 transitions, 751 flow. Second operand 3 states and 1098 transitions. [2024-11-13 12:57:49,612 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 338 places, 343 transitions, 839 flow [2024-11-13 12:57:49,615 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 337 places, 343 transitions, 830 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-13 12:57:49,619 INFO L231 Difference]: Finished difference. Result has 338 places, 337 transitions, 756 flow [2024-11-13 12:57:49,620 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=403, PETRI_DIFFERENCE_MINUEND_FLOW=718, PETRI_DIFFERENCE_MINUEND_PLACES=335, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=335, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=8, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=325, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=756, PETRI_PLACES=338, PETRI_TRANSITIONS=337} [2024-11-13 12:57:49,621 INFO L277 CegarLoopForPetriNet]: 380 programPoint places, -42 predicate places. [2024-11-13 12:57:49,621 INFO L471 AbstractCegarLoop]: Abstraction has has 338 places, 337 transitions, 756 flow [2024-11-13 12:57:49,622 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 348.0) internal successors, (1044), 3 states have internal predecessors, (1044), 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 12:57:49,623 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 12:57:49,623 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] [2024-11-13 12:57:49,623 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-13 12:57:49,623 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 127 more)] === [2024-11-13 12:57:49,624 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:57:49,624 INFO L85 PathProgramCache]: Analyzing trace with hash 1795948882, now seen corresponding path program 1 times [2024-11-13 12:57:49,624 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:57:49,624 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2051233604] [2024-11-13 12:57:49,624 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:57:49,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:57:49,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:57:49,728 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 12:57:49,732 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 12:57:49,732 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2051233604] [2024-11-13 12:57:49,732 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2051233604] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 12:57:49,732 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 12:57:49,733 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-13 12:57:49,733 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1497170019] [2024-11-13 12:57:49,733 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 12:57:49,733 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-13 12:57:49,733 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 12:57:49,734 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-13 12:57:49,734 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-13 12:57:49,764 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 376 out of 403 [2024-11-13 12:57:49,767 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 338 places, 337 transitions, 756 flow. Second operand has 4 states, 4 states have (on average 377.25) internal successors, (1509), 4 states have internal predecessors, (1509), 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 12:57:49,767 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 12:57:49,767 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 376 of 403 [2024-11-13 12:57:49,767 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 12:57:49,949 INFO L124 PetriNetUnfolderBase]: 12/569 cut-off events. [2024-11-13 12:57:49,949 INFO L125 PetriNetUnfolderBase]: For 6/6 co-relation queries the response was YES. [2024-11-13 12:57:49,956 INFO L83 FinitePrefix]: Finished finitePrefix Result has 673 conditions, 569 events. 12/569 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 14. Compared 2409 event pairs, 0 based on Foata normal form. 0/503 useless extension candidates. Maximal degree in co-relation 474. Up to 26 conditions per place. [2024-11-13 12:57:49,962 INFO L140 encePairwiseOnDemand]: 397/403 looper letters, 19 selfloop transitions, 5 changer transitions 0/342 dead transitions. [2024-11-13 12:57:49,962 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 342 places, 342 transitions, 814 flow [2024-11-13 12:57:49,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-13 12:57:49,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2024-11-13 12:57:49,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 1905 transitions. [2024-11-13 12:57:49,968 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9454094292803971 [2024-11-13 12:57:49,968 INFO L175 Difference]: Start difference. First operand has 338 places, 337 transitions, 756 flow. Second operand 5 states and 1905 transitions. [2024-11-13 12:57:49,968 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 342 places, 342 transitions, 814 flow [2024-11-13 12:57:49,972 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 341 places, 342 transitions, 804 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-13 12:57:49,977 INFO L231 Difference]: Finished difference. Result has 345 places, 341 transitions, 784 flow [2024-11-13 12:57:49,978 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=403, PETRI_DIFFERENCE_MINUEND_FLOW=746, PETRI_DIFFERENCE_MINUEND_PLACES=337, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=337, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=332, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=784, PETRI_PLACES=345, PETRI_TRANSITIONS=341} [2024-11-13 12:57:49,979 INFO L277 CegarLoopForPetriNet]: 380 programPoint places, -35 predicate places. [2024-11-13 12:57:49,980 INFO L471 AbstractCegarLoop]: Abstraction has has 345 places, 341 transitions, 784 flow [2024-11-13 12:57:49,982 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 377.25) internal successors, (1509), 4 states have internal predecessors, (1509), 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 12:57:49,982 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 12:57:49,982 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 12:57:49,982 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-13 12:57:49,983 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 127 more)] === [2024-11-13 12:57:49,983 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:57:49,983 INFO L85 PathProgramCache]: Analyzing trace with hash 1809693064, now seen corresponding path program 1 times [2024-11-13 12:57:49,983 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:57:49,983 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1524478592] [2024-11-13 12:57:49,983 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:57:49,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:57:50,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:57:50,071 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 12:57:50,075 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 12:57:50,075 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1524478592] [2024-11-13 12:57:50,076 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1524478592] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 12:57:50,076 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 12:57:50,076 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 12:57:50,076 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [520043596] [2024-11-13 12:57:50,076 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 12:57:50,076 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 12:57:50,077 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 12:57:50,077 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 12:57:50,077 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 12:57:50,175 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 350 out of 403 [2024-11-13 12:57:50,177 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 345 places, 341 transitions, 784 flow. Second operand has 3 states, 3 states have (on average 351.0) internal successors, (1053), 3 states have internal predecessors, (1053), 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 12:57:50,177 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 12:57:50,177 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 350 of 403 [2024-11-13 12:57:50,177 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 12:57:50,516 INFO L124 PetriNetUnfolderBase]: 133/1059 cut-off events. [2024-11-13 12:57:50,517 INFO L125 PetriNetUnfolderBase]: For 114/114 co-relation queries the response was YES. [2024-11-13 12:57:50,528 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1477 conditions, 1059 events. 133/1059 cut-off events. For 114/114 co-relation queries the response was YES. Maximal size of possible extension queue 43. Compared 7227 event pairs, 20 based on Foata normal form. 1/979 useless extension candidates. Maximal degree in co-relation 1115. Up to 236 conditions per place. [2024-11-13 12:57:50,535 INFO L140 encePairwiseOnDemand]: 383/403 looper letters, 31 selfloop transitions, 9 changer transitions 10/338 dead transitions. [2024-11-13 12:57:50,536 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 336 places, 338 transitions, 869 flow [2024-11-13 12:57:50,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:57:50,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 12:57:50,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1103 transitions. [2024-11-13 12:57:50,540 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.91232423490488 [2024-11-13 12:57:50,540 INFO L175 Difference]: Start difference. First operand has 345 places, 341 transitions, 784 flow. Second operand 3 states and 1103 transitions. [2024-11-13 12:57:50,541 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 336 places, 338 transitions, 869 flow [2024-11-13 12:57:50,544 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 336 places, 338 transitions, 869 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-11-13 12:57:50,551 INFO L231 Difference]: Finished difference. Result has 337 places, 321 transitions, 772 flow [2024-11-13 12:57:50,551 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=403, PETRI_DIFFERENCE_MINUEND_FLOW=762, PETRI_DIFFERENCE_MINUEND_PLACES=334, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=330, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=8, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=321, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=772, PETRI_PLACES=337, PETRI_TRANSITIONS=321} [2024-11-13 12:57:50,552 INFO L277 CegarLoopForPetriNet]: 380 programPoint places, -43 predicate places. [2024-11-13 12:57:50,552 INFO L471 AbstractCegarLoop]: Abstraction has has 337 places, 321 transitions, 772 flow [2024-11-13 12:57:50,554 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 351.0) internal successors, (1053), 3 states have internal predecessors, (1053), 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 12:57:50,555 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 12:57:50,555 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] [2024-11-13 12:57:50,555 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-13 12:57:50,555 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting thread1Err1ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 127 more)] === [2024-11-13 12:57:50,556 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:57:50,556 INFO L85 PathProgramCache]: Analyzing trace with hash 2103864308, now seen corresponding path program 1 times [2024-11-13 12:57:50,556 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:57:50,556 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [7501564] [2024-11-13 12:57:50,556 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:57:50,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:57:50,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:57:50,663 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 12:57:50,663 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 12:57:50,663 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [7501564] [2024-11-13 12:57:50,663 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [7501564] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 12:57:50,663 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 12:57:50,664 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 12:57:50,664 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1557799119] [2024-11-13 12:57:50,664 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 12:57:50,664 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 12:57:50,664 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 12:57:50,665 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 12:57:50,665 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 12:57:50,696 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 375 out of 403 [2024-11-13 12:57:50,698 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 337 places, 321 transitions, 772 flow. Second operand has 3 states, 3 states have (on average 376.3333333333333) internal successors, (1129), 3 states have internal predecessors, (1129), 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 12:57:50,698 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 12:57:50,698 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 375 of 403 [2024-11-13 12:57:50,698 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 12:57:52,777 INFO L124 PetriNetUnfolderBase]: 751/9298 cut-off events. [2024-11-13 12:57:52,778 INFO L125 PetriNetUnfolderBase]: For 280/280 co-relation queries the response was YES. [2024-11-13 12:57:52,875 INFO L83 FinitePrefix]: Finished finitePrefix Result has 12087 conditions, 9298 events. 751/9298 cut-off events. For 280/280 co-relation queries the response was YES. Maximal size of possible extension queue 215. Compared 115222 event pairs, 349 based on Foata normal form. 0/8257 useless extension candidates. Maximal degree in co-relation 9115. Up to 1015 conditions per place. [2024-11-13 12:57:52,913 INFO L140 encePairwiseOnDemand]: 395/403 looper letters, 19 selfloop transitions, 4 changer transitions 0/324 dead transitions. [2024-11-13 12:57:52,913 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 325 places, 324 transitions, 827 flow [2024-11-13 12:57:52,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:57:52,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 12:57:52,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1152 transitions. [2024-11-13 12:57:52,917 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9528535980148883 [2024-11-13 12:57:52,917 INFO L175 Difference]: Start difference. First operand has 337 places, 321 transitions, 772 flow. Second operand 3 states and 1152 transitions. [2024-11-13 12:57:52,917 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 325 places, 324 transitions, 827 flow [2024-11-13 12:57:52,928 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 324 places, 324 transitions, 818 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-13 12:57:52,932 INFO L231 Difference]: Finished difference. Result has 325 places, 321 transitions, 783 flow [2024-11-13 12:57:52,933 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=403, PETRI_DIFFERENCE_MINUEND_FLOW=755, PETRI_DIFFERENCE_MINUEND_PLACES=322, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=317, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=313, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=783, PETRI_PLACES=325, PETRI_TRANSITIONS=321} [2024-11-13 12:57:52,933 INFO L277 CegarLoopForPetriNet]: 380 programPoint places, -55 predicate places. [2024-11-13 12:57:52,933 INFO L471 AbstractCegarLoop]: Abstraction has has 325 places, 321 transitions, 783 flow [2024-11-13 12:57:52,934 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 376.3333333333333) internal successors, (1129), 3 states have internal predecessors, (1129), 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 12:57:52,934 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 12:57:52,934 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 12:57:52,934 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-13 12:57:52,935 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting thread1Err4ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 127 more)] === [2024-11-13 12:57:52,935 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:57:52,935 INFO L85 PathProgramCache]: Analyzing trace with hash 106800373, now seen corresponding path program 1 times [2024-11-13 12:57:52,935 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:57:52,935 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1937942215] [2024-11-13 12:57:52,936 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:57:52,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:57:52,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:57:52,982 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 12:57:52,987 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 12:57:52,988 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1937942215] [2024-11-13 12:57:52,988 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1937942215] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 12:57:52,988 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 12:57:52,988 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 12:57:52,988 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1450007158] [2024-11-13 12:57:52,988 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 12:57:52,988 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 12:57:52,989 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 12:57:52,989 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 12:57:52,989 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 12:57:53,102 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 367 out of 403 [2024-11-13 12:57:53,104 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 325 places, 321 transitions, 783 flow. Second operand has 3 states, 3 states have (on average 370.0) internal successors, (1110), 3 states have internal predecessors, (1110), 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 12:57:53,104 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 12:57:53,105 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 367 of 403 [2024-11-13 12:57:53,105 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 12:57:54,023 INFO L124 PetriNetUnfolderBase]: 284/2834 cut-off events. [2024-11-13 12:57:54,023 INFO L125 PetriNetUnfolderBase]: For 95/107 co-relation queries the response was YES. [2024-11-13 12:57:54,072 INFO L83 FinitePrefix]: Finished finitePrefix Result has 4016 conditions, 2834 events. 284/2834 cut-off events. For 95/107 co-relation queries the response was YES. Maximal size of possible extension queue 90. Compared 26412 event pairs, 145 based on Foata normal form. 0/2549 useless extension candidates. Maximal degree in co-relation 2727. Up to 339 conditions per place. [2024-11-13 12:57:54,096 INFO L140 encePairwiseOnDemand]: 400/403 looper letters, 28 selfloop transitions, 2 changer transitions 0/323 dead transitions. [2024-11-13 12:57:54,096 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 326 places, 323 transitions, 850 flow [2024-11-13 12:57:54,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:57:54,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 12:57:54,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1131 transitions. [2024-11-13 12:57:54,100 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9354838709677419 [2024-11-13 12:57:54,101 INFO L175 Difference]: Start difference. First operand has 325 places, 321 transitions, 783 flow. Second operand 3 states and 1131 transitions. [2024-11-13 12:57:54,101 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 326 places, 323 transitions, 850 flow [2024-11-13 12:57:54,106 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 326 places, 323 transitions, 850 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-11-13 12:57:54,112 INFO L231 Difference]: Finished difference. Result has 326 places, 320 transitions, 785 flow [2024-11-13 12:57:54,112 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=403, PETRI_DIFFERENCE_MINUEND_FLOW=781, PETRI_DIFFERENCE_MINUEND_PLACES=324, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=320, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=318, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=785, PETRI_PLACES=326, PETRI_TRANSITIONS=320} [2024-11-13 12:57:54,115 INFO L277 CegarLoopForPetriNet]: 380 programPoint places, -54 predicate places. [2024-11-13 12:57:54,115 INFO L471 AbstractCegarLoop]: Abstraction has has 326 places, 320 transitions, 785 flow [2024-11-13 12:57:54,117 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 370.0) internal successors, (1110), 3 states have internal predecessors, (1110), 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 12:57:54,117 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 12:57:54,117 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] [2024-11-13 12:57:54,117 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-13 12:57:54,118 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting thread2Err4ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 127 more)] === [2024-11-13 12:57:54,118 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:57:54,118 INFO L85 PathProgramCache]: Analyzing trace with hash 756796743, now seen corresponding path program 1 times [2024-11-13 12:57:54,119 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:57:54,119 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1163265917] [2024-11-13 12:57:54,119 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:57:54,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:57:54,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:57:54,214 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 12:57:54,214 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 12:57:54,214 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1163265917] [2024-11-13 12:57:54,215 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1163265917] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 12:57:54,215 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 12:57:54,215 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 12:57:54,215 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1077710153] [2024-11-13 12:57:54,215 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 12:57:54,215 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 12:57:54,216 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 12:57:54,216 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 12:57:54,216 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 12:57:54,312 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 368 out of 403 [2024-11-13 12:57:54,314 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 326 places, 320 transitions, 785 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 12:57:54,315 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 12:57:54,315 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 368 of 403 [2024-11-13 12:57:54,315 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 12:57:55,270 INFO L124 PetriNetUnfolderBase]: 535/3684 cut-off events. [2024-11-13 12:57:55,270 INFO L125 PetriNetUnfolderBase]: For 373/381 co-relation queries the response was YES. [2024-11-13 12:57:55,309 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5743 conditions, 3684 events. 535/3684 cut-off events. For 373/381 co-relation queries the response was YES. Maximal size of possible extension queue 131. Compared 36777 event pairs, 338 based on Foata normal form. 0/3348 useless extension candidates. Maximal degree in co-relation 5542. Up to 878 conditions per place. [2024-11-13 12:57:55,330 INFO L140 encePairwiseOnDemand]: 400/403 looper letters, 27 selfloop transitions, 2 changer transitions 0/322 dead transitions. [2024-11-13 12:57:55,330 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 327 places, 322 transitions, 850 flow [2024-11-13 12:57:55,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:57:55,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 12:57:55,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1133 transitions. [2024-11-13 12:57:55,334 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9371381306865177 [2024-11-13 12:57:55,334 INFO L175 Difference]: Start difference. First operand has 326 places, 320 transitions, 785 flow. Second operand 3 states and 1133 transitions. [2024-11-13 12:57:55,334 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 327 places, 322 transitions, 850 flow [2024-11-13 12:57:55,339 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 325 places, 322 transitions, 846 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-13 12:57:55,343 INFO L231 Difference]: Finished difference. Result has 325 places, 319 transitions, 783 flow [2024-11-13 12:57:55,344 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=403, PETRI_DIFFERENCE_MINUEND_FLOW=779, PETRI_DIFFERENCE_MINUEND_PLACES=323, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=319, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=317, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=783, PETRI_PLACES=325, PETRI_TRANSITIONS=319} [2024-11-13 12:57:55,344 INFO L277 CegarLoopForPetriNet]: 380 programPoint places, -55 predicate places. [2024-11-13 12:57:55,345 INFO L471 AbstractCegarLoop]: Abstraction has has 325 places, 319 transitions, 783 flow [2024-11-13 12:57:55,345 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 12:57:55,346 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 12:57:55,346 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] [2024-11-13 12:57:55,346 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-13 12:57:55,346 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting thread1Err7ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 127 more)] === [2024-11-13 12:57:55,347 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:57:55,347 INFO L85 PathProgramCache]: Analyzing trace with hash 1400305440, now seen corresponding path program 1 times [2024-11-13 12:57:55,347 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:57:55,347 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1078460776] [2024-11-13 12:57:55,347 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:57:55,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:57:55,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:57:55,406 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 12:57:55,406 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 12:57:55,406 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1078460776] [2024-11-13 12:57:55,407 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1078460776] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 12:57:55,407 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 12:57:55,407 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 12:57:55,407 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [155862328] [2024-11-13 12:57:55,407 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 12:57:55,408 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 12:57:55,408 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 12:57:55,408 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 12:57:55,408 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 12:57:55,513 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 367 out of 403 [2024-11-13 12:57:55,515 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 325 places, 319 transitions, 783 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 12:57:55,515 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 12:57:55,515 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 367 of 403 [2024-11-13 12:57:55,516 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 12:57:56,182 INFO L124 PetriNetUnfolderBase]: 284/2810 cut-off events. [2024-11-13 12:57:56,182 INFO L125 PetriNetUnfolderBase]: For 107/116 co-relation queries the response was YES. [2024-11-13 12:57:56,221 INFO L83 FinitePrefix]: Finished finitePrefix Result has 4017 conditions, 2810 events. 284/2810 cut-off events. For 107/116 co-relation queries the response was YES. Maximal size of possible extension queue 88. Compared 26150 event pairs, 145 based on Foata normal form. 0/2549 useless extension candidates. Maximal degree in co-relation 3417. Up to 339 conditions per place. [2024-11-13 12:57:56,234 INFO L140 encePairwiseOnDemand]: 400/403 looper letters, 28 selfloop transitions, 2 changer transitions 0/321 dead transitions. [2024-11-13 12:57:56,235 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 326 places, 321 transitions, 850 flow [2024-11-13 12:57:56,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:57:56,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 12:57:56,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1131 transitions. [2024-11-13 12:57:56,239 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9354838709677419 [2024-11-13 12:57:56,239 INFO L175 Difference]: Start difference. First operand has 325 places, 319 transitions, 783 flow. Second operand 3 states and 1131 transitions. [2024-11-13 12:57:56,239 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 326 places, 321 transitions, 850 flow [2024-11-13 12:57:56,243 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 324 places, 321 transitions, 846 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-13 12:57:56,247 INFO L231 Difference]: Finished difference. Result has 324 places, 318 transitions, 781 flow [2024-11-13 12:57:56,248 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=403, PETRI_DIFFERENCE_MINUEND_FLOW=777, PETRI_DIFFERENCE_MINUEND_PLACES=322, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=318, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=316, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=781, PETRI_PLACES=324, PETRI_TRANSITIONS=318} [2024-11-13 12:57:56,248 INFO L277 CegarLoopForPetriNet]: 380 programPoint places, -56 predicate places. [2024-11-13 12:57:56,249 INFO L471 AbstractCegarLoop]: Abstraction has has 324 places, 318 transitions, 781 flow [2024-11-13 12:57:56,250 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 12:57:56,250 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 12:57:56,250 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 12:57:56,250 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-13 12:57:56,250 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting thread3Err4ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 127 more)] === [2024-11-13 12:57:56,251 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:57:56,251 INFO L85 PathProgramCache]: Analyzing trace with hash 1499016022, now seen corresponding path program 1 times [2024-11-13 12:57:56,251 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:57:56,251 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [598934042] [2024-11-13 12:57:56,252 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:57:56,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:57:56,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:57:56,310 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 12:57:56,312 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 12:57:56,312 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [598934042] [2024-11-13 12:57:56,312 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [598934042] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 12:57:56,313 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 12:57:56,313 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 12:57:56,313 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1277704416] [2024-11-13 12:57:56,313 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 12:57:56,313 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 12:57:56,314 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 12:57:56,314 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 12:57:56,314 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 12:57:56,416 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 367 out of 403 [2024-11-13 12:57:56,418 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 324 places, 318 transitions, 781 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 12:57:56,418 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 12:57:56,418 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 367 of 403 [2024-11-13 12:57:56,419 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 12:57:57,190 INFO L124 PetriNetUnfolderBase]: 313/2789 cut-off events. [2024-11-13 12:57:57,190 INFO L125 PetriNetUnfolderBase]: For 261/264 co-relation queries the response was YES. [2024-11-13 12:57:57,205 INFO L83 FinitePrefix]: Finished finitePrefix Result has 4023 conditions, 2789 events. 313/2789 cut-off events. For 261/264 co-relation queries the response was YES. Maximal size of possible extension queue 87. Compared 25592 event pairs, 169 based on Foata normal form. 0/2533 useless extension candidates. Maximal degree in co-relation 3872. Up to 468 conditions per place. [2024-11-13 12:57:57,215 INFO L140 encePairwiseOnDemand]: 400/403 looper letters, 29 selfloop transitions, 2 changer transitions 0/320 dead transitions. [2024-11-13 12:57:57,215 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 325 places, 320 transitions, 850 flow [2024-11-13 12:57:57,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:57:57,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 12:57:57,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1131 transitions. [2024-11-13 12:57:57,218 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9354838709677419 [2024-11-13 12:57:57,218 INFO L175 Difference]: Start difference. First operand has 324 places, 318 transitions, 781 flow. Second operand 3 states and 1131 transitions. [2024-11-13 12:57:57,218 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 325 places, 320 transitions, 850 flow [2024-11-13 12:57:57,222 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 323 places, 320 transitions, 846 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-13 12:57:57,226 INFO L231 Difference]: Finished difference. Result has 323 places, 317 transitions, 779 flow [2024-11-13 12:57:57,227 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=403, PETRI_DIFFERENCE_MINUEND_FLOW=775, PETRI_DIFFERENCE_MINUEND_PLACES=321, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=317, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=315, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=779, PETRI_PLACES=323, PETRI_TRANSITIONS=317} [2024-11-13 12:57:57,227 INFO L277 CegarLoopForPetriNet]: 380 programPoint places, -57 predicate places. [2024-11-13 12:57:57,227 INFO L471 AbstractCegarLoop]: Abstraction has has 323 places, 317 transitions, 779 flow [2024-11-13 12:57:57,228 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 12:57:57,228 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 12:57:57,229 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] [2024-11-13 12:57:57,229 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-13 12:57:57,229 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting thread2Err7ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 127 more)] === [2024-11-13 12:57:57,229 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:57:57,229 INFO L85 PathProgramCache]: Analyzing trace with hash -2076250806, now seen corresponding path program 1 times [2024-11-13 12:57:57,230 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:57:57,230 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [296330043] [2024-11-13 12:57:57,230 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:57:57,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:57:57,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:57:57,288 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 12:57:57,289 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 12:57:57,289 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [296330043] [2024-11-13 12:57:57,289 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [296330043] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 12:57:57,289 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 12:57:57,289 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 12:57:57,289 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2035004685] [2024-11-13 12:57:57,289 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 12:57:57,290 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 12:57:57,290 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 12:57:57,290 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 12:57:57,290 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 12:57:57,396 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 368 out of 403 [2024-11-13 12:57:57,397 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 323 places, 317 transitions, 779 flow. Second operand has 3 states, 3 states have (on average 372.3333333333333) internal successors, (1117), 3 states have internal predecessors, (1117), 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 12:57:57,398 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 12:57:57,398 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 368 of 403 [2024-11-13 12:57:57,398 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 12:57:58,362 INFO L124 PetriNetUnfolderBase]: 547/3767 cut-off events. [2024-11-13 12:57:58,362 INFO L125 PetriNetUnfolderBase]: For 380/386 co-relation queries the response was YES. [2024-11-13 12:57:58,388 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5880 conditions, 3767 events. 547/3767 cut-off events. For 380/386 co-relation queries the response was YES. Maximal size of possible extension queue 129. Compared 37229 event pairs, 338 based on Foata normal form. 0/3465 useless extension candidates. Maximal degree in co-relation 5278. Up to 878 conditions per place. [2024-11-13 12:57:58,406 INFO L140 encePairwiseOnDemand]: 400/403 looper letters, 27 selfloop transitions, 2 changer transitions 0/319 dead transitions. [2024-11-13 12:57:58,406 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 324 places, 319 transitions, 844 flow [2024-11-13 12:57:58,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:57:58,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 12:57:58,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1133 transitions. [2024-11-13 12:57:58,409 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9371381306865177 [2024-11-13 12:57:58,409 INFO L175 Difference]: Start difference. First operand has 323 places, 317 transitions, 779 flow. Second operand 3 states and 1133 transitions. [2024-11-13 12:57:58,409 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 324 places, 319 transitions, 844 flow [2024-11-13 12:57:58,414 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 322 places, 319 transitions, 840 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-13 12:57:58,418 INFO L231 Difference]: Finished difference. Result has 322 places, 316 transitions, 777 flow [2024-11-13 12:57:58,419 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=403, PETRI_DIFFERENCE_MINUEND_FLOW=773, PETRI_DIFFERENCE_MINUEND_PLACES=320, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=316, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=314, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=777, PETRI_PLACES=322, PETRI_TRANSITIONS=316} [2024-11-13 12:57:58,419 INFO L277 CegarLoopForPetriNet]: 380 programPoint places, -58 predicate places. [2024-11-13 12:57:58,420 INFO L471 AbstractCegarLoop]: Abstraction has has 322 places, 316 transitions, 777 flow [2024-11-13 12:57:58,420 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 372.3333333333333) internal successors, (1117), 3 states have internal predecessors, (1117), 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 12:57:58,421 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 12:57:58,421 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] [2024-11-13 12:57:58,421 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-13 12:57:58,421 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting thread4Err4ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 127 more)] === [2024-11-13 12:57:58,422 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:57:58,422 INFO L85 PathProgramCache]: Analyzing trace with hash 1536095707, now seen corresponding path program 1 times [2024-11-13 12:57:58,422 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:57:58,422 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [800961125] [2024-11-13 12:57:58,422 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:57:58,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:57:58,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:57:58,493 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 12:57:58,493 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 12:57:58,494 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [800961125] [2024-11-13 12:57:58,494 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [800961125] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 12:57:58,494 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 12:57:58,494 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 12:57:58,494 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [953452500] [2024-11-13 12:57:58,494 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 12:57:58,495 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 12:57:58,495 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 12:57:58,496 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 12:57:58,496 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 12:57:58,611 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 368 out of 403 [2024-11-13 12:57:58,613 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 322 places, 316 transitions, 777 flow. Second operand has 3 states, 3 states have (on average 371.6666666666667) internal successors, (1115), 3 states have internal predecessors, (1115), 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 12:57:58,613 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 12:57:58,614 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 368 of 403 [2024-11-13 12:57:58,614 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 12:57:59,284 INFO L124 PetriNetUnfolderBase]: 190/2158 cut-off events. [2024-11-13 12:57:59,284 INFO L125 PetriNetUnfolderBase]: For 178/185 co-relation queries the response was YES. [2024-11-13 12:57:59,308 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2973 conditions, 2158 events. 190/2158 cut-off events. For 178/185 co-relation queries the response was YES. Maximal size of possible extension queue 60. Compared 18155 event pairs, 84 based on Foata normal form. 1/1978 useless extension candidates. Maximal degree in co-relation 2395. Up to 240 conditions per place. [2024-11-13 12:57:59,318 INFO L140 encePairwiseOnDemand]: 400/403 looper letters, 27 selfloop transitions, 2 changer transitions 0/318 dead transitions. [2024-11-13 12:57:59,318 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 323 places, 318 transitions, 842 flow [2024-11-13 12:57:59,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:57:59,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 12:57:59,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1133 transitions. [2024-11-13 12:57:59,320 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9371381306865177 [2024-11-13 12:57:59,320 INFO L175 Difference]: Start difference. First operand has 322 places, 316 transitions, 777 flow. Second operand 3 states and 1133 transitions. [2024-11-13 12:57:59,321 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 323 places, 318 transitions, 842 flow [2024-11-13 12:57:59,324 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 321 places, 318 transitions, 838 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-13 12:57:59,327 INFO L231 Difference]: Finished difference. Result has 321 places, 315 transitions, 775 flow [2024-11-13 12:57:59,328 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=403, PETRI_DIFFERENCE_MINUEND_FLOW=771, PETRI_DIFFERENCE_MINUEND_PLACES=319, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=315, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=313, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=775, PETRI_PLACES=321, PETRI_TRANSITIONS=315} [2024-11-13 12:57:59,328 INFO L277 CegarLoopForPetriNet]: 380 programPoint places, -59 predicate places. [2024-11-13 12:57:59,328 INFO L471 AbstractCegarLoop]: Abstraction has has 321 places, 315 transitions, 775 flow [2024-11-13 12:57:59,329 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 371.6666666666667) internal successors, (1115), 3 states have internal predecessors, (1115), 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 12:57:59,329 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 12:57:59,329 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] [2024-11-13 12:57:59,330 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-11-13 12:57:59,330 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting thread1Err10ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 127 more)] === [2024-11-13 12:57:59,330 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:57:59,330 INFO L85 PathProgramCache]: Analyzing trace with hash -1564024991, now seen corresponding path program 1 times [2024-11-13 12:57:59,330 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:57:59,331 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [38786873] [2024-11-13 12:57:59,331 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:57:59,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:57:59,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:57:59,401 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 12:57:59,401 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 12:57:59,401 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [38786873] [2024-11-13 12:57:59,401 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [38786873] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 12:57:59,401 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 12:57:59,401 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 12:57:59,401 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [168600045] [2024-11-13 12:57:59,402 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 12:57:59,402 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 12:57:59,402 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 12:57:59,403 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 12:57:59,403 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 12:57:59,489 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 367 out of 403 [2024-11-13 12:57:59,490 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 321 places, 315 transitions, 775 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 12:57:59,490 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 12:57:59,490 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 367 of 403 [2024-11-13 12:57:59,490 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 12:58:00,278 INFO L124 PetriNetUnfolderBase]: 284/2762 cut-off events. [2024-11-13 12:58:00,278 INFO L125 PetriNetUnfolderBase]: For 105/114 co-relation queries the response was YES. [2024-11-13 12:58:00,325 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3965 conditions, 2762 events. 284/2762 cut-off events. For 105/114 co-relation queries the response was YES. Maximal size of possible extension queue 80. Compared 25513 event pairs, 145 based on Foata normal form. 0/2549 useless extension candidates. Maximal degree in co-relation 3479. Up to 339 conditions per place. [2024-11-13 12:58:00,346 INFO L140 encePairwiseOnDemand]: 400/403 looper letters, 28 selfloop transitions, 2 changer transitions 0/317 dead transitions. [2024-11-13 12:58:00,346 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 322 places, 317 transitions, 842 flow [2024-11-13 12:58:00,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:58:00,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 12:58:00,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1131 transitions. [2024-11-13 12:58:00,350 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9354838709677419 [2024-11-13 12:58:00,350 INFO L175 Difference]: Start difference. First operand has 321 places, 315 transitions, 775 flow. Second operand 3 states and 1131 transitions. [2024-11-13 12:58:00,350 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 322 places, 317 transitions, 842 flow [2024-11-13 12:58:00,356 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 320 places, 317 transitions, 838 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-13 12:58:00,361 INFO L231 Difference]: Finished difference. Result has 320 places, 314 transitions, 773 flow [2024-11-13 12:58:00,361 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=403, PETRI_DIFFERENCE_MINUEND_FLOW=769, PETRI_DIFFERENCE_MINUEND_PLACES=318, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=314, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=312, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=773, PETRI_PLACES=320, PETRI_TRANSITIONS=314} [2024-11-13 12:58:00,362 INFO L277 CegarLoopForPetriNet]: 380 programPoint places, -60 predicate places. [2024-11-13 12:58:00,362 INFO L471 AbstractCegarLoop]: Abstraction has has 320 places, 314 transitions, 773 flow [2024-11-13 12:58:00,363 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 12:58:00,363 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 12:58:00,363 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] [2024-11-13 12:58:00,363 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-11-13 12:58:00,364 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting thread3Err7ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 127 more)] === [2024-11-13 12:58:00,364 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:58:00,364 INFO L85 PathProgramCache]: Analyzing trace with hash -49556905, now seen corresponding path program 1 times [2024-11-13 12:58:00,364 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:58:00,364 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1018601413] [2024-11-13 12:58:00,365 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:58:00,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:58:00,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:58:00,448 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 12:58:00,449 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 12:58:00,449 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1018601413] [2024-11-13 12:58:00,449 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1018601413] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 12:58:00,449 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 12:58:00,449 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 12:58:00,449 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [49720294] [2024-11-13 12:58:00,449 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 12:58:00,450 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 12:58:00,450 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 12:58:00,450 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 12:58:00,450 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 12:58:00,566 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 367 out of 403 [2024-11-13 12:58:00,568 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 320 places, 314 transitions, 773 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 12:58:00,568 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 12:58:00,568 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 367 of 403 [2024-11-13 12:58:00,569 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 12:58:01,162 INFO L124 PetriNetUnfolderBase]: 313/2729 cut-off events. [2024-11-13 12:58:01,162 INFO L125 PetriNetUnfolderBase]: For 258/261 co-relation queries the response was YES. [2024-11-13 12:58:01,181 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3963 conditions, 2729 events. 313/2729 cut-off events. For 258/261 co-relation queries the response was YES. Maximal size of possible extension queue 81. Compared 24737 event pairs, 169 based on Foata normal form. 0/2521 useless extension candidates. Maximal degree in co-relation 3848. Up to 468 conditions per place. [2024-11-13 12:58:01,190 INFO L140 encePairwiseOnDemand]: 400/403 looper letters, 29 selfloop transitions, 2 changer transitions 0/316 dead transitions. [2024-11-13 12:58:01,190 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 321 places, 316 transitions, 842 flow [2024-11-13 12:58:01,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:58:01,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 12:58:01,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1131 transitions. [2024-11-13 12:58:01,193 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9354838709677419 [2024-11-13 12:58:01,193 INFO L175 Difference]: Start difference. First operand has 320 places, 314 transitions, 773 flow. Second operand 3 states and 1131 transitions. [2024-11-13 12:58:01,193 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 321 places, 316 transitions, 842 flow [2024-11-13 12:58:01,197 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 319 places, 316 transitions, 838 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-13 12:58:01,201 INFO L231 Difference]: Finished difference. Result has 319 places, 313 transitions, 771 flow [2024-11-13 12:58:01,201 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=403, PETRI_DIFFERENCE_MINUEND_FLOW=767, PETRI_DIFFERENCE_MINUEND_PLACES=317, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=313, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=311, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=771, PETRI_PLACES=319, PETRI_TRANSITIONS=313} [2024-11-13 12:58:01,202 INFO L277 CegarLoopForPetriNet]: 380 programPoint places, -61 predicate places. [2024-11-13 12:58:01,202 INFO L471 AbstractCegarLoop]: Abstraction has has 319 places, 313 transitions, 771 flow [2024-11-13 12:58:01,203 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 12:58:01,203 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 12:58:01,203 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] [2024-11-13 12:58:01,203 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-11-13 12:58:01,203 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting thread2Err10ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 127 more)] === [2024-11-13 12:58:01,204 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:58:01,204 INFO L85 PathProgramCache]: Analyzing trace with hash -248309069, now seen corresponding path program 1 times [2024-11-13 12:58:01,204 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:58:01,204 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [805036836] [2024-11-13 12:58:01,204 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:58:01,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:58:01,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:58:01,258 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 12:58:01,259 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 12:58:01,259 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [805036836] [2024-11-13 12:58:01,259 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [805036836] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 12:58:01,259 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 12:58:01,259 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 12:58:01,259 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1085132807] [2024-11-13 12:58:01,260 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 12:58:01,260 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 12:58:01,260 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 12:58:01,261 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 12:58:01,261 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 12:58:01,359 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 368 out of 403 [2024-11-13 12:58:01,361 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 319 places, 313 transitions, 771 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 12:58:01,361 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 12:58:01,361 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 368 of 403 [2024-11-13 12:58:01,361 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 12:58:02,340 INFO L124 PetriNetUnfolderBase]: 559/3834 cut-off events. [2024-11-13 12:58:02,341 INFO L125 PetriNetUnfolderBase]: For 380/386 co-relation queries the response was YES. [2024-11-13 12:58:02,430 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5983 conditions, 3834 events. 559/3834 cut-off events. For 380/386 co-relation queries the response was YES. Maximal size of possible extension queue 123. Compared 37601 event pairs, 338 based on Foata normal form. 0/3582 useless extension candidates. Maximal degree in co-relation 5519. Up to 878 conditions per place. [2024-11-13 12:58:02,456 INFO L140 encePairwiseOnDemand]: 400/403 looper letters, 27 selfloop transitions, 2 changer transitions 0/315 dead transitions. [2024-11-13 12:58:02,457 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 320 places, 315 transitions, 836 flow [2024-11-13 12:58:02,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:58:02,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 12:58:02,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1133 transitions. [2024-11-13 12:58:02,459 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9371381306865177 [2024-11-13 12:58:02,460 INFO L175 Difference]: Start difference. First operand has 319 places, 313 transitions, 771 flow. Second operand 3 states and 1133 transitions. [2024-11-13 12:58:02,460 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 320 places, 315 transitions, 836 flow [2024-11-13 12:58:02,464 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 318 places, 315 transitions, 832 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-13 12:58:02,468 INFO L231 Difference]: Finished difference. Result has 318 places, 312 transitions, 769 flow [2024-11-13 12:58:02,469 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=403, PETRI_DIFFERENCE_MINUEND_FLOW=765, PETRI_DIFFERENCE_MINUEND_PLACES=316, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=312, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=310, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=769, PETRI_PLACES=318, PETRI_TRANSITIONS=312} [2024-11-13 12:58:02,469 INFO L277 CegarLoopForPetriNet]: 380 programPoint places, -62 predicate places. [2024-11-13 12:58:02,469 INFO L471 AbstractCegarLoop]: Abstraction has has 318 places, 312 transitions, 769 flow [2024-11-13 12:58:02,470 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 12:58:02,470 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 12:58:02,470 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] [2024-11-13 12:58:02,470 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-11-13 12:58:02,471 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting thread4Err7ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 127 more)] === [2024-11-13 12:58:02,471 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:58:02,471 INFO L85 PathProgramCache]: Analyzing trace with hash 1819537326, now seen corresponding path program 1 times [2024-11-13 12:58:02,472 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:58:02,472 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1516343844] [2024-11-13 12:58:02,472 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:58:02,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:58:02,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:58:02,530 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 12:58:02,530 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 12:58:02,530 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1516343844] [2024-11-13 12:58:02,530 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1516343844] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 12:58:02,530 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 12:58:02,530 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 12:58:02,530 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1977164366] [2024-11-13 12:58:02,531 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 12:58:02,532 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 12:58:02,532 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 12:58:02,533 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 12:58:02,533 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 12:58:02,626 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 368 out of 403 [2024-11-13 12:58:02,627 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 318 places, 312 transitions, 769 flow. Second operand has 3 states, 3 states have (on average 372.6666666666667) internal successors, (1118), 3 states have internal predecessors, (1118), 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 12:58:02,627 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 12:58:02,627 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 368 of 403 [2024-11-13 12:58:02,627 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 12:58:03,111 INFO L124 PetriNetUnfolderBase]: 190/2135 cut-off events. [2024-11-13 12:58:03,112 INFO L125 PetriNetUnfolderBase]: For 178/182 co-relation queries the response was YES. [2024-11-13 12:58:03,142 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2950 conditions, 2135 events. 190/2135 cut-off events. For 178/182 co-relation queries the response was YES. Maximal size of possible extension queue 57. Compared 17832 event pairs, 84 based on Foata normal form. 0/1989 useless extension candidates. Maximal degree in co-relation 2564. Up to 240 conditions per place. [2024-11-13 12:58:03,153 INFO L140 encePairwiseOnDemand]: 400/403 looper letters, 27 selfloop transitions, 2 changer transitions 0/314 dead transitions. [2024-11-13 12:58:03,153 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 319 places, 314 transitions, 834 flow [2024-11-13 12:58:03,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:58:03,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 12:58:03,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1133 transitions. [2024-11-13 12:58:03,157 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9371381306865177 [2024-11-13 12:58:03,157 INFO L175 Difference]: Start difference. First operand has 318 places, 312 transitions, 769 flow. Second operand 3 states and 1133 transitions. [2024-11-13 12:58:03,157 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 319 places, 314 transitions, 834 flow [2024-11-13 12:58:03,161 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 317 places, 314 transitions, 830 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-13 12:58:03,165 INFO L231 Difference]: Finished difference. Result has 317 places, 311 transitions, 767 flow [2024-11-13 12:58:03,166 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=403, PETRI_DIFFERENCE_MINUEND_FLOW=763, PETRI_DIFFERENCE_MINUEND_PLACES=315, 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=767, PETRI_PLACES=317, PETRI_TRANSITIONS=311} [2024-11-13 12:58:03,167 INFO L277 CegarLoopForPetriNet]: 380 programPoint places, -63 predicate places. [2024-11-13 12:58:03,167 INFO L471 AbstractCegarLoop]: Abstraction has has 317 places, 311 transitions, 767 flow [2024-11-13 12:58:03,168 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 372.6666666666667) internal successors, (1118), 3 states have internal predecessors, (1118), 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 12:58:03,168 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 12:58:03,168 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] [2024-11-13 12:58:03,168 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2024-11-13 12:58:03,168 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting thread1Err13ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 127 more)] === [2024-11-13 12:58:03,169 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:58:03,169 INFO L85 PathProgramCache]: Analyzing trace with hash 322480716, now seen corresponding path program 1 times [2024-11-13 12:58:03,169 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:58:03,169 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [465407580] [2024-11-13 12:58:03,170 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:58:03,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:58:03,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:58:03,235 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 12:58:03,235 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 12:58:03,236 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [465407580] [2024-11-13 12:58:03,236 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [465407580] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 12:58:03,236 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 12:58:03,236 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 12:58:03,236 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [86749881] [2024-11-13 12:58:03,236 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 12:58:03,237 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 12:58:03,237 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 12:58:03,237 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 12:58:03,237 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 12:58:03,335 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 367 out of 403 [2024-11-13 12:58:03,336 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 317 places, 311 transitions, 767 flow. Second operand has 3 states, 3 states have (on average 373.0) internal successors, (1119), 3 states have internal predecessors, (1119), 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 12:58:03,336 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 12:58:03,337 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 367 of 403 [2024-11-13 12:58:03,337 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 12:58:03,799 INFO L124 PetriNetUnfolderBase]: 284/2714 cut-off events. [2024-11-13 12:58:03,799 INFO L125 PetriNetUnfolderBase]: For 105/114 co-relation queries the response was YES. [2024-11-13 12:58:03,822 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3917 conditions, 2714 events. 284/2714 cut-off events. For 105/114 co-relation queries the response was YES. Maximal size of possible extension queue 78. Compared 24801 event pairs, 145 based on Foata normal form. 0/2549 useless extension candidates. Maximal degree in co-relation 3551. Up to 339 conditions per place. [2024-11-13 12:58:03,832 INFO L140 encePairwiseOnDemand]: 400/403 looper letters, 28 selfloop transitions, 2 changer transitions 0/313 dead transitions. [2024-11-13 12:58:03,832 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 318 places, 313 transitions, 834 flow [2024-11-13 12:58:03,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:58:03,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 12:58:03,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1131 transitions. [2024-11-13 12:58:03,835 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9354838709677419 [2024-11-13 12:58:03,835 INFO L175 Difference]: Start difference. First operand has 317 places, 311 transitions, 767 flow. Second operand 3 states and 1131 transitions. [2024-11-13 12:58:03,835 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 318 places, 313 transitions, 834 flow [2024-11-13 12:58:03,840 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 316 places, 313 transitions, 830 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-13 12:58:03,844 INFO L231 Difference]: Finished difference. Result has 316 places, 310 transitions, 765 flow [2024-11-13 12:58:03,844 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=403, PETRI_DIFFERENCE_MINUEND_FLOW=761, PETRI_DIFFERENCE_MINUEND_PLACES=314, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=310, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=308, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=765, PETRI_PLACES=316, PETRI_TRANSITIONS=310} [2024-11-13 12:58:03,845 INFO L277 CegarLoopForPetriNet]: 380 programPoint places, -64 predicate places. [2024-11-13 12:58:03,845 INFO L471 AbstractCegarLoop]: Abstraction has has 316 places, 310 transitions, 765 flow [2024-11-13 12:58:03,846 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 373.0) internal successors, (1119), 3 states have internal predecessors, (1119), 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 12:58:03,846 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 12:58:03,846 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 12:58:03,846 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2024-11-13 12:58:03,846 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting thread3Err10ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 127 more)] === [2024-11-13 12:58:03,847 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:58:03,847 INFO L85 PathProgramCache]: Analyzing trace with hash -1603963262, now seen corresponding path program 1 times [2024-11-13 12:58:03,847 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:58:03,847 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [143301829] [2024-11-13 12:58:03,847 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:58:03,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:58:03,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:58:03,898 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 12:58:03,898 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 12:58:03,899 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [143301829] [2024-11-13 12:58:03,899 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [143301829] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 12:58:03,899 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 12:58:03,899 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 12:58:03,899 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1682057083] [2024-11-13 12:58:03,899 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 12:58:03,900 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 12:58:03,900 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 12:58:03,900 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 12:58:03,900 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 12:58:03,994 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 367 out of 403 [2024-11-13 12:58:03,996 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 316 places, 310 transitions, 765 flow. Second operand has 3 states, 3 states have (on average 372.3333333333333) internal successors, (1117), 3 states have internal predecessors, (1117), 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 12:58:03,996 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 12:58:03,996 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 367 of 403 [2024-11-13 12:58:03,996 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 12:58:04,542 INFO L124 PetriNetUnfolderBase]: 313/2669 cut-off events. [2024-11-13 12:58:04,542 INFO L125 PetriNetUnfolderBase]: For 255/258 co-relation queries the response was YES. [2024-11-13 12:58:04,568 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3903 conditions, 2669 events. 313/2669 cut-off events. For 255/258 co-relation queries the response was YES. Maximal size of possible extension queue 74. Compared 23903 event pairs, 169 based on Foata normal form. 0/2509 useless extension candidates. Maximal degree in co-relation 3824. Up to 468 conditions per place. [2024-11-13 12:58:04,579 INFO L140 encePairwiseOnDemand]: 400/403 looper letters, 29 selfloop transitions, 2 changer transitions 0/312 dead transitions. [2024-11-13 12:58:04,579 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 317 places, 312 transitions, 834 flow [2024-11-13 12:58:04,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:58:04,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 12:58:04,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1131 transitions. [2024-11-13 12:58:04,582 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9354838709677419 [2024-11-13 12:58:04,582 INFO L175 Difference]: Start difference. First operand has 316 places, 310 transitions, 765 flow. Second operand 3 states and 1131 transitions. [2024-11-13 12:58:04,582 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 317 places, 312 transitions, 834 flow [2024-11-13 12:58:04,587 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 315 places, 312 transitions, 830 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-13 12:58:04,591 INFO L231 Difference]: Finished difference. Result has 315 places, 309 transitions, 763 flow [2024-11-13 12:58:04,592 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=403, PETRI_DIFFERENCE_MINUEND_FLOW=759, PETRI_DIFFERENCE_MINUEND_PLACES=313, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=309, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=307, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=763, PETRI_PLACES=315, PETRI_TRANSITIONS=309} [2024-11-13 12:58:04,593 INFO L277 CegarLoopForPetriNet]: 380 programPoint places, -65 predicate places. [2024-11-13 12:58:04,593 INFO L471 AbstractCegarLoop]: Abstraction has has 315 places, 309 transitions, 763 flow [2024-11-13 12:58:04,594 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 372.3333333333333) internal successors, (1117), 3 states have internal predecessors, (1117), 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 12:58:04,594 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 12:58:04,594 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] [2024-11-13 12:58:04,594 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2024-11-13 12:58:04,594 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting thread2Err13ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 127 more)] === [2024-11-13 12:58:04,595 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:58:04,595 INFO L85 PathProgramCache]: Analyzing trace with hash 1400368502, now seen corresponding path program 1 times [2024-11-13 12:58:04,595 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:58:04,595 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [135534574] [2024-11-13 12:58:04,596 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:58:04,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:58:04,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:58:04,653 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 12:58:04,654 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 12:58:04,654 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [135534574] [2024-11-13 12:58:04,654 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [135534574] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 12:58:04,654 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 12:58:04,655 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 12:58:04,655 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [857831883] [2024-11-13 12:58:04,655 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 12:58:04,655 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 12:58:04,656 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 12:58:04,656 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 12:58:04,657 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 12:58:04,761 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 368 out of 403 [2024-11-13 12:58:04,762 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 315 places, 309 transitions, 763 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 12:58:04,763 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 12:58:04,763 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 368 of 403 [2024-11-13 12:58:04,763 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 12:58:05,535 INFO L124 PetriNetUnfolderBase]: 571/3895 cut-off events. [2024-11-13 12:58:05,535 INFO L125 PetriNetUnfolderBase]: For 380/386 co-relation queries the response was YES. [2024-11-13 12:58:05,566 INFO L83 FinitePrefix]: Finished finitePrefix Result has 6080 conditions, 3895 events. 571/3895 cut-off events. For 380/386 co-relation queries the response was YES. Maximal size of possible extension queue 114. Compared 37507 event pairs, 338 based on Foata normal form. 0/3703 useless extension candidates. Maximal degree in co-relation 5754. Up to 878 conditions per place. [2024-11-13 12:58:05,581 INFO L140 encePairwiseOnDemand]: 400/403 looper letters, 27 selfloop transitions, 2 changer transitions 0/311 dead transitions. [2024-11-13 12:58:05,581 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 316 places, 311 transitions, 828 flow [2024-11-13 12:58:05,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:58:05,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 12:58:05,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1133 transitions. [2024-11-13 12:58:05,584 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9371381306865177 [2024-11-13 12:58:05,585 INFO L175 Difference]: Start difference. First operand has 315 places, 309 transitions, 763 flow. Second operand 3 states and 1133 transitions. [2024-11-13 12:58:05,585 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 316 places, 311 transitions, 828 flow [2024-11-13 12:58:05,588 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 314 places, 311 transitions, 824 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-13 12:58:05,590 INFO L231 Difference]: Finished difference. Result has 314 places, 308 transitions, 761 flow [2024-11-13 12:58:05,590 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=403, PETRI_DIFFERENCE_MINUEND_FLOW=757, PETRI_DIFFERENCE_MINUEND_PLACES=312, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=308, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=306, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=761, PETRI_PLACES=314, PETRI_TRANSITIONS=308} [2024-11-13 12:58:05,590 INFO L277 CegarLoopForPetriNet]: 380 programPoint places, -66 predicate places. [2024-11-13 12:58:05,591 INFO L471 AbstractCegarLoop]: Abstraction has has 314 places, 308 transitions, 761 flow [2024-11-13 12:58:05,591 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 12:58:05,591 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 12:58:05,591 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] [2024-11-13 12:58:05,592 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2024-11-13 12:58:05,592 INFO L396 AbstractCegarLoop]: === Iteration 25 === Targeting thread4Err10ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 127 more)] === [2024-11-13 12:58:05,592 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:58:05,592 INFO L85 PathProgramCache]: Analyzing trace with hash 1163283783, now seen corresponding path program 1 times [2024-11-13 12:58:05,592 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:58:05,592 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [516220187] [2024-11-13 12:58:05,592 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:58:05,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:58:05,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:58:05,650 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 12:58:05,651 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 12:58:05,651 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [516220187] [2024-11-13 12:58:05,651 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [516220187] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 12:58:05,651 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 12:58:05,651 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 12:58:05,651 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1485387013] [2024-11-13 12:58:05,651 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 12:58:05,651 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 12:58:05,652 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 12:58:05,652 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 12:58:05,652 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 12:58:05,750 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 368 out of 403 [2024-11-13 12:58:05,751 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 314 places, 308 transitions, 761 flow. Second operand has 3 states, 3 states have (on average 373.6666666666667) internal successors, (1121), 3 states have internal predecessors, (1121), 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 12:58:05,752 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 12:58:05,752 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 368 of 403 [2024-11-13 12:58:05,752 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 12:58:06,239 INFO L124 PetriNetUnfolderBase]: 190/2091 cut-off events. [2024-11-13 12:58:06,240 INFO L125 PetriNetUnfolderBase]: For 177/181 co-relation queries the response was YES. [2024-11-13 12:58:06,269 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2906 conditions, 2091 events. 190/2091 cut-off events. For 177/181 co-relation queries the response was YES. Maximal size of possible extension queue 51. Compared 17370 event pairs, 84 based on Foata normal form. 0/1983 useless extension candidates. Maximal degree in co-relation 2712. Up to 240 conditions per place. [2024-11-13 12:58:06,279 INFO L140 encePairwiseOnDemand]: 400/403 looper letters, 27 selfloop transitions, 2 changer transitions 0/310 dead transitions. [2024-11-13 12:58:06,279 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 315 places, 310 transitions, 826 flow [2024-11-13 12:58:06,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:58:06,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 12:58:06,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1133 transitions. [2024-11-13 12:58:06,283 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9371381306865177 [2024-11-13 12:58:06,283 INFO L175 Difference]: Start difference. First operand has 314 places, 308 transitions, 761 flow. Second operand 3 states and 1133 transitions. [2024-11-13 12:58:06,283 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 315 places, 310 transitions, 826 flow [2024-11-13 12:58:06,288 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 313 places, 310 transitions, 822 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-13 12:58:06,291 INFO L231 Difference]: Finished difference. Result has 313 places, 307 transitions, 759 flow [2024-11-13 12:58:06,292 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=403, PETRI_DIFFERENCE_MINUEND_FLOW=755, PETRI_DIFFERENCE_MINUEND_PLACES=311, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=307, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=305, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=759, PETRI_PLACES=313, PETRI_TRANSITIONS=307} [2024-11-13 12:58:06,292 INFO L277 CegarLoopForPetriNet]: 380 programPoint places, -67 predicate places. [2024-11-13 12:58:06,293 INFO L471 AbstractCegarLoop]: Abstraction has has 313 places, 307 transitions, 759 flow [2024-11-13 12:58:06,293 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 373.6666666666667) internal successors, (1121), 3 states have internal predecessors, (1121), 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 12:58:06,294 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 12:58:06,294 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] [2024-11-13 12:58:06,294 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2024-11-13 12:58:06,294 INFO L396 AbstractCegarLoop]: === Iteration 26 === Targeting thread3Err13ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 127 more)] === [2024-11-13 12:58:06,295 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:58:06,295 INFO L85 PathProgramCache]: Analyzing trace with hash 665930947, now seen corresponding path program 1 times [2024-11-13 12:58:06,295 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:58:06,295 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1737860885] [2024-11-13 12:58:06,295 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:58:06,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:58:06,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:58:06,357 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 12:58:06,357 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 12:58:06,357 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1737860885] [2024-11-13 12:58:06,357 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1737860885] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 12:58:06,357 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 12:58:06,357 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 12:58:06,358 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1307664865] [2024-11-13 12:58:06,358 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 12:58:06,358 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 12:58:06,358 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 12:58:06,358 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 12:58:06,359 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 12:58:06,465 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 367 out of 403 [2024-11-13 12:58:06,466 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 313 places, 307 transitions, 759 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 12:58:06,466 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 12:58:06,466 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 367 of 403 [2024-11-13 12:58:06,466 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 12:58:07,144 INFO L124 PetriNetUnfolderBase]: 313/2612 cut-off events. [2024-11-13 12:58:07,145 INFO L125 PetriNetUnfolderBase]: For 255/258 co-relation queries the response was YES. [2024-11-13 12:58:07,170 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3852 conditions, 2612 events. 313/2612 cut-off events. For 255/258 co-relation queries the response was YES. Maximal size of possible extension queue 70. Compared 23133 event pairs, 169 based on Foata normal form. 0/2497 useless extension candidates. Maximal degree in co-relation 3684. Up to 468 conditions per place. [2024-11-13 12:58:07,179 INFO L140 encePairwiseOnDemand]: 400/403 looper letters, 29 selfloop transitions, 2 changer transitions 0/309 dead transitions. [2024-11-13 12:58:07,179 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 314 places, 309 transitions, 828 flow [2024-11-13 12:58:07,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:58:07,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 12:58:07,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1131 transitions. [2024-11-13 12:58:07,182 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9354838709677419 [2024-11-13 12:58:07,182 INFO L175 Difference]: Start difference. First operand has 313 places, 307 transitions, 759 flow. Second operand 3 states and 1131 transitions. [2024-11-13 12:58:07,182 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 314 places, 309 transitions, 828 flow [2024-11-13 12:58:07,185 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 312 places, 309 transitions, 824 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-13 12:58:07,189 INFO L231 Difference]: Finished difference. Result has 312 places, 306 transitions, 757 flow [2024-11-13 12:58:07,190 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=403, PETRI_DIFFERENCE_MINUEND_FLOW=753, PETRI_DIFFERENCE_MINUEND_PLACES=310, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=306, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=304, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=757, PETRI_PLACES=312, PETRI_TRANSITIONS=306} [2024-11-13 12:58:07,191 INFO L277 CegarLoopForPetriNet]: 380 programPoint places, -68 predicate places. [2024-11-13 12:58:07,191 INFO L471 AbstractCegarLoop]: Abstraction has has 312 places, 306 transitions, 757 flow [2024-11-13 12:58:07,192 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 12:58:07,192 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 12:58:07,192 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:58:07,192 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2024-11-13 12:58:07,192 INFO L396 AbstractCegarLoop]: === Iteration 27 === Targeting thread4Err13ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 127 more)] === [2024-11-13 12:58:07,193 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:58:07,193 INFO L85 PathProgramCache]: Analyzing trace with hash 1516774874, now seen corresponding path program 1 times [2024-11-13 12:58:07,193 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:58:07,193 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1254150494] [2024-11-13 12:58:07,193 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:58:07,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:58:07,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:58:07,239 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 12:58:07,239 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 12:58:07,239 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1254150494] [2024-11-13 12:58:07,239 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1254150494] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 12:58:07,239 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 12:58:07,240 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 12:58:07,240 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1641095913] [2024-11-13 12:58:07,240 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 12:58:07,242 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 12:58:07,242 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 12:58:07,242 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 12:58:07,243 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 12:58:07,320 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 368 out of 403 [2024-11-13 12:58:07,321 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 312 places, 306 transitions, 757 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 12:58:07,322 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 12:58:07,322 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 368 of 403 [2024-11-13 12:58:07,322 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 12:58:07,741 INFO L124 PetriNetUnfolderBase]: 190/2066 cut-off events. [2024-11-13 12:58:07,742 INFO L125 PetriNetUnfolderBase]: For 171/175 co-relation queries the response was YES. [2024-11-13 12:58:07,766 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2869 conditions, 2066 events. 190/2066 cut-off events. For 171/175 co-relation queries the response was YES. Maximal size of possible extension queue 51. Compared 17110 event pairs, 84 based on Foata normal form. 0/1977 useless extension candidates. Maximal degree in co-relation 2739. Up to 240 conditions per place. [2024-11-13 12:58:07,767 INFO L140 encePairwiseOnDemand]: 400/403 looper letters, 0 selfloop transitions, 0 changer transitions 308/308 dead transitions. [2024-11-13 12:58:07,767 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 313 places, 308 transitions, 822 flow [2024-11-13 12:58:07,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:58:07,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 12:58:07,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1133 transitions. [2024-11-13 12:58:07,770 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9371381306865177 [2024-11-13 12:58:07,770 INFO L175 Difference]: Start difference. First operand has 312 places, 306 transitions, 757 flow. Second operand 3 states and 1133 transitions. [2024-11-13 12:58:07,770 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 313 places, 308 transitions, 822 flow [2024-11-13 12:58:07,773 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 311 places, 308 transitions, 818 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-13 12:58:07,775 INFO L231 Difference]: Finished difference. Result has 311 places, 0 transitions, 0 flow [2024-11-13 12:58:07,775 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=403, PETRI_DIFFERENCE_MINUEND_FLOW=751, PETRI_DIFFERENCE_MINUEND_PLACES=309, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=305, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=305, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=0, PETRI_PLACES=311, PETRI_TRANSITIONS=0} [2024-11-13 12:58:07,776 INFO L277 CegarLoopForPetriNet]: 380 programPoint places, -69 predicate places. [2024-11-13 12:58:07,776 INFO L471 AbstractCegarLoop]: Abstraction has has 311 places, 0 transitions, 0 flow [2024-11-13 12:58:07,777 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 12:58:07,780 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (130 of 131 remaining) [2024-11-13 12:58:07,781 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (129 of 131 remaining) [2024-11-13 12:58:07,781 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (128 of 131 remaining) [2024-11-13 12:58:07,781 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (127 of 131 remaining) [2024-11-13 12:58:07,781 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (126 of 131 remaining) [2024-11-13 12:58:07,781 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (125 of 131 remaining) [2024-11-13 12:58:07,781 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (124 of 131 remaining) [2024-11-13 12:58:07,781 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (123 of 131 remaining) [2024-11-13 12:58:07,782 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE (122 of 131 remaining) [2024-11-13 12:58:07,782 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE (121 of 131 remaining) [2024-11-13 12:58:07,782 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err10ASSERT_VIOLATIONDATA_RACE (120 of 131 remaining) [2024-11-13 12:58:07,782 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err11ASSERT_VIOLATIONDATA_RACE (119 of 131 remaining) [2024-11-13 12:58:07,782 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err12ASSERT_VIOLATIONDATA_RACE (118 of 131 remaining) [2024-11-13 12:58:07,782 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err13ASSERT_VIOLATIONDATA_RACE (117 of 131 remaining) [2024-11-13 12:58:07,782 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (116 of 131 remaining) [2024-11-13 12:58:07,782 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (115 of 131 remaining) [2024-11-13 12:58:07,782 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (114 of 131 remaining) [2024-11-13 12:58:07,783 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (113 of 131 remaining) [2024-11-13 12:58:07,783 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (112 of 131 remaining) [2024-11-13 12:58:07,783 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (111 of 131 remaining) [2024-11-13 12:58:07,783 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (110 of 131 remaining) [2024-11-13 12:58:07,783 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (109 of 131 remaining) [2024-11-13 12:58:07,783 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (108 of 131 remaining) [2024-11-13 12:58:07,783 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (107 of 131 remaining) [2024-11-13 12:58:07,783 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (106 of 131 remaining) [2024-11-13 12:58:07,783 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (105 of 131 remaining) [2024-11-13 12:58:07,784 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (104 of 131 remaining) [2024-11-13 12:58:07,784 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (103 of 131 remaining) [2024-11-13 12:58:07,784 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (102 of 131 remaining) [2024-11-13 12:58:07,784 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (101 of 131 remaining) [2024-11-13 12:58:07,784 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE (100 of 131 remaining) [2024-11-13 12:58:07,784 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONDATA_RACE (99 of 131 remaining) [2024-11-13 12:58:07,784 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err4ASSERT_VIOLATIONDATA_RACE (98 of 131 remaining) [2024-11-13 12:58:07,784 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err5ASSERT_VIOLATIONDATA_RACE (97 of 131 remaining) [2024-11-13 12:58:07,784 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err6ASSERT_VIOLATIONDATA_RACE (96 of 131 remaining) [2024-11-13 12:58:07,784 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err7ASSERT_VIOLATIONDATA_RACE (95 of 131 remaining) [2024-11-13 12:58:07,785 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err8ASSERT_VIOLATIONDATA_RACE (94 of 131 remaining) [2024-11-13 12:58:07,785 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err9ASSERT_VIOLATIONDATA_RACE (93 of 131 remaining) [2024-11-13 12:58:07,785 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err10ASSERT_VIOLATIONDATA_RACE (92 of 131 remaining) [2024-11-13 12:58:07,785 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err11ASSERT_VIOLATIONDATA_RACE (91 of 131 remaining) [2024-11-13 12:58:07,785 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err12ASSERT_VIOLATIONDATA_RACE (90 of 131 remaining) [2024-11-13 12:58:07,785 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err13ASSERT_VIOLATIONDATA_RACE (89 of 131 remaining) [2024-11-13 12:58:07,785 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (88 of 131 remaining) [2024-11-13 12:58:07,785 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (87 of 131 remaining) [2024-11-13 12:58:07,785 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (86 of 131 remaining) [2024-11-13 12:58:07,786 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (85 of 131 remaining) [2024-11-13 12:58:07,786 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (84 of 131 remaining) [2024-11-13 12:58:07,786 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (83 of 131 remaining) [2024-11-13 12:58:07,786 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (82 of 131 remaining) [2024-11-13 12:58:07,786 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (81 of 131 remaining) [2024-11-13 12:58:07,786 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (80 of 131 remaining) [2024-11-13 12:58:07,786 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (79 of 131 remaining) [2024-11-13 12:58:07,786 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (78 of 131 remaining) [2024-11-13 12:58:07,786 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE (77 of 131 remaining) [2024-11-13 12:58:07,786 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE (76 of 131 remaining) [2024-11-13 12:58:07,787 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE (75 of 131 remaining) [2024-11-13 12:58:07,787 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE (74 of 131 remaining) [2024-11-13 12:58:07,787 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (73 of 131 remaining) [2024-11-13 12:58:07,787 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (72 of 131 remaining) [2024-11-13 12:58:07,787 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (71 of 131 remaining) [2024-11-13 12:58:07,787 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (70 of 131 remaining) [2024-11-13 12:58:07,787 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err0ASSERT_VIOLATIONDATA_RACE (69 of 131 remaining) [2024-11-13 12:58:07,787 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err1ASSERT_VIOLATIONDATA_RACE (68 of 131 remaining) [2024-11-13 12:58:07,787 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err2ASSERT_VIOLATIONDATA_RACE (67 of 131 remaining) [2024-11-13 12:58:07,787 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err3ASSERT_VIOLATIONDATA_RACE (66 of 131 remaining) [2024-11-13 12:58:07,787 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err4ASSERT_VIOLATIONDATA_RACE (65 of 131 remaining) [2024-11-13 12:58:07,787 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err5ASSERT_VIOLATIONDATA_RACE (64 of 131 remaining) [2024-11-13 12:58:07,787 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err6ASSERT_VIOLATIONDATA_RACE (63 of 131 remaining) [2024-11-13 12:58:07,788 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err7ASSERT_VIOLATIONDATA_RACE (62 of 131 remaining) [2024-11-13 12:58:07,788 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err8ASSERT_VIOLATIONDATA_RACE (61 of 131 remaining) [2024-11-13 12:58:07,788 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err9ASSERT_VIOLATIONDATA_RACE (60 of 131 remaining) [2024-11-13 12:58:07,788 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err10ASSERT_VIOLATIONDATA_RACE (59 of 131 remaining) [2024-11-13 12:58:07,788 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err11ASSERT_VIOLATIONDATA_RACE (58 of 131 remaining) [2024-11-13 12:58:07,788 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err12ASSERT_VIOLATIONDATA_RACE (57 of 131 remaining) [2024-11-13 12:58:07,788 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err13ASSERT_VIOLATIONDATA_RACE (56 of 131 remaining) [2024-11-13 12:58:07,788 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (55 of 131 remaining) [2024-11-13 12:58:07,789 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (54 of 131 remaining) [2024-11-13 12:58:07,789 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (53 of 131 remaining) [2024-11-13 12:58:07,789 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (52 of 131 remaining) [2024-11-13 12:58:07,789 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (51 of 131 remaining) [2024-11-13 12:58:07,789 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (50 of 131 remaining) [2024-11-13 12:58:07,789 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (49 of 131 remaining) [2024-11-13 12:58:07,789 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (48 of 131 remaining) [2024-11-13 12:58:07,789 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE (47 of 131 remaining) [2024-11-13 12:58:07,789 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE (46 of 131 remaining) [2024-11-13 12:58:07,790 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err10ASSERT_VIOLATIONDATA_RACE (45 of 131 remaining) [2024-11-13 12:58:07,790 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err11ASSERT_VIOLATIONDATA_RACE (44 of 131 remaining) [2024-11-13 12:58:07,790 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err12ASSERT_VIOLATIONDATA_RACE (43 of 131 remaining) [2024-11-13 12:58:07,790 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err13ASSERT_VIOLATIONDATA_RACE (42 of 131 remaining) [2024-11-13 12:58:07,790 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (41 of 131 remaining) [2024-11-13 12:58:07,790 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (40 of 131 remaining) [2024-11-13 12:58:07,790 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (39 of 131 remaining) [2024-11-13 12:58:07,790 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (38 of 131 remaining) [2024-11-13 12:58:07,790 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (37 of 131 remaining) [2024-11-13 12:58:07,790 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (36 of 131 remaining) [2024-11-13 12:58:07,790 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (35 of 131 remaining) [2024-11-13 12:58:07,790 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (34 of 131 remaining) [2024-11-13 12:58:07,790 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (33 of 131 remaining) [2024-11-13 12:58:07,791 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (32 of 131 remaining) [2024-11-13 12:58:07,791 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (31 of 131 remaining) [2024-11-13 12:58:07,791 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (30 of 131 remaining) [2024-11-13 12:58:07,791 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (29 of 131 remaining) [2024-11-13 12:58:07,791 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (28 of 131 remaining) [2024-11-13 12:58:07,791 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (27 of 131 remaining) [2024-11-13 12:58:07,791 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (26 of 131 remaining) [2024-11-13 12:58:07,791 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE (25 of 131 remaining) [2024-11-13 12:58:07,791 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONDATA_RACE (24 of 131 remaining) [2024-11-13 12:58:07,791 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err4ASSERT_VIOLATIONDATA_RACE (23 of 131 remaining) [2024-11-13 12:58:07,791 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err5ASSERT_VIOLATIONDATA_RACE (22 of 131 remaining) [2024-11-13 12:58:07,791 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err6ASSERT_VIOLATIONDATA_RACE (21 of 131 remaining) [2024-11-13 12:58:07,791 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err7ASSERT_VIOLATIONDATA_RACE (20 of 131 remaining) [2024-11-13 12:58:07,792 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err8ASSERT_VIOLATIONDATA_RACE (19 of 131 remaining) [2024-11-13 12:58:07,792 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err9ASSERT_VIOLATIONDATA_RACE (18 of 131 remaining) [2024-11-13 12:58:07,792 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err10ASSERT_VIOLATIONDATA_RACE (17 of 131 remaining) [2024-11-13 12:58:07,792 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err11ASSERT_VIOLATIONDATA_RACE (16 of 131 remaining) [2024-11-13 12:58:07,792 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err12ASSERT_VIOLATIONDATA_RACE (15 of 131 remaining) [2024-11-13 12:58:07,792 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err13ASSERT_VIOLATIONDATA_RACE (14 of 131 remaining) [2024-11-13 12:58:07,792 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err0ASSERT_VIOLATIONDATA_RACE (13 of 131 remaining) [2024-11-13 12:58:07,793 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err1ASSERT_VIOLATIONDATA_RACE (12 of 131 remaining) [2024-11-13 12:58:07,793 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err2ASSERT_VIOLATIONDATA_RACE (11 of 131 remaining) [2024-11-13 12:58:07,793 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err3ASSERT_VIOLATIONDATA_RACE (10 of 131 remaining) [2024-11-13 12:58:07,793 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err4ASSERT_VIOLATIONDATA_RACE (9 of 131 remaining) [2024-11-13 12:58:07,793 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err5ASSERT_VIOLATIONDATA_RACE (8 of 131 remaining) [2024-11-13 12:58:07,793 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err6ASSERT_VIOLATIONDATA_RACE (7 of 131 remaining) [2024-11-13 12:58:07,793 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err7ASSERT_VIOLATIONDATA_RACE (6 of 131 remaining) [2024-11-13 12:58:07,793 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err8ASSERT_VIOLATIONDATA_RACE (5 of 131 remaining) [2024-11-13 12:58:07,793 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err9ASSERT_VIOLATIONDATA_RACE (4 of 131 remaining) [2024-11-13 12:58:07,793 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err10ASSERT_VIOLATIONDATA_RACE (3 of 131 remaining) [2024-11-13 12:58:07,794 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err11ASSERT_VIOLATIONDATA_RACE (2 of 131 remaining) [2024-11-13 12:58:07,794 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err12ASSERT_VIOLATIONDATA_RACE (1 of 131 remaining) [2024-11-13 12:58:07,794 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err13ASSERT_VIOLATIONDATA_RACE (0 of 131 remaining) [2024-11-13 12:58:07,794 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2024-11-13 12:58:07,795 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] [2024-11-13 12:58:07,801 INFO L242 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-11-13 12:58:07,802 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-13 12:58:07,810 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.11 12:58:07 BasicIcfg [2024-11-13 12:58:07,811 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-13 12:58:07,811 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 12:58:07,811 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 12:58:07,812 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 12:58:07,813 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 12:57:44" (3/4) ... [2024-11-13 12:58:07,815 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-13 12:58:07,820 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2024-11-13 12:58:07,820 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2024-11-13 12:58:07,820 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread3 [2024-11-13 12:58:07,821 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread4 [2024-11-13 12:58:07,828 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2024-11-13 12:58:07,829 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-11-13 12:58:07,829 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-11-13 12:58:07,829 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-13 12:58:07,943 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e4de9b9-9ff9-47e6-9b65-3652092389e4/bin/uautomizer-verify-qhAvR1uOyd/witness.graphml [2024-11-13 12:58:07,943 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e4de9b9-9ff9-47e6-9b65-3652092389e4/bin/uautomizer-verify-qhAvR1uOyd/witness.yml [2024-11-13 12:58:07,944 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 12:58:07,945 INFO L158 Benchmark]: Toolchain (without parser) took 25048.33ms. Allocated memory was 109.1MB in the beginning and 964.7MB in the end (delta: 855.6MB). Free memory was 84.0MB in the beginning and 699.7MB in the end (delta: -615.7MB). Peak memory consumption was 239.0MB. Max. memory is 16.1GB. [2024-11-13 12:58:07,945 INFO L158 Benchmark]: CDTParser took 1.13ms. Allocated memory is still 83.9MB. Free memory is still 41.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 12:58:07,945 INFO L158 Benchmark]: CACSL2BoogieTranslator took 334.59ms. Allocated memory is still 109.1MB. Free memory was 83.6MB in the beginning and 71.0MB in the end (delta: 12.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 12:58:07,946 INFO L158 Benchmark]: Boogie Procedure Inliner took 48.49ms. Allocated memory is still 109.1MB. Free memory was 71.0MB in the beginning and 69.7MB in the end (delta: 1.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 12:58:07,946 INFO L158 Benchmark]: Boogie Preprocessor took 65.07ms. Allocated memory is still 109.1MB. Free memory was 69.7MB in the beginning and 68.5MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 12:58:07,946 INFO L158 Benchmark]: RCFGBuilder took 991.65ms. Allocated memory is still 109.1MB. Free memory was 68.5MB in the beginning and 43.0MB in the end (delta: 25.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 12:58:07,947 INFO L158 Benchmark]: TraceAbstraction took 23468.33ms. Allocated memory was 109.1MB in the beginning and 964.7MB in the end (delta: 855.6MB). Free memory was 42.6MB in the beginning and 708.2MB in the end (delta: -665.6MB). Peak memory consumption was 654.8MB. Max. memory is 16.1GB. [2024-11-13 12:58:07,947 INFO L158 Benchmark]: Witness Printer took 132.28ms. Allocated memory is still 964.7MB. Free memory was 704.0MB in the beginning and 699.7MB in the end (delta: 4.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 12:58:07,949 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.13ms. Allocated memory is still 83.9MB. Free memory is still 41.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 334.59ms. Allocated memory is still 109.1MB. Free memory was 83.6MB in the beginning and 71.0MB in the end (delta: 12.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 48.49ms. Allocated memory is still 109.1MB. Free memory was 71.0MB in the beginning and 69.7MB in the end (delta: 1.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 65.07ms. Allocated memory is still 109.1MB. Free memory was 69.7MB in the beginning and 68.5MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 991.65ms. Allocated memory is still 109.1MB. Free memory was 68.5MB in the beginning and 43.0MB in the end (delta: 25.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 23468.33ms. Allocated memory was 109.1MB in the beginning and 964.7MB in the end (delta: 855.6MB). Free memory was 42.6MB in the beginning and 708.2MB in the end (delta: -665.6MB). Peak memory consumption was 654.8MB. Max. memory is 16.1GB. * Witness Printer took 132.28ms. Allocated memory is still 964.7MB. Free memory was 704.0MB in the beginning and 699.7MB in the end (delta: 4.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 38]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 38]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 39]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 39]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 39]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 40]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 40]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 40]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 41]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 41]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 41]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 42]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 42]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 42]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 49]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 49]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 50]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 50]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 50]: 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: 53]: 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: 61]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 61]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 61]: 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: 62]: 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: 63]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 63]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 63]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 64]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 64]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 64]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 85]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 86]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 87]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 88]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 89]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 92]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 92]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 92]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 92]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 92]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 92]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 103]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 103]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 103]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 103]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 71]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 71]: 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: 74]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 75]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 75]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 75]: 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 9 procedures, 630 locations, 131 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: 23.2s, OverallIterations: 27, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 20.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.3s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2566 SdHoareTripleChecker+Valid, 3.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 824 mSDsluCounter, 544 SdHoareTripleChecker+Invalid, 2.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 8 mSDsCounter, 166 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2581 IncrementalHoareTripleChecker+Invalid, 2747 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 166 mSolverCounterUnsat, 536 mSDtfsCounter, 2581 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 57 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=785occurred in iteration=12, InterpolantAutomatonStates: 83, 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, 0.2s SatisfiabilityAnalysisTime, 1.4s InterpolantComputationTime, 2347 NumberOfCodeBlocks, 2347 NumberOfCodeBlocksAsserted, 27 NumberOfCheckSat, 2320 ConstructedInterpolants, 0 QuantifiedInterpolants, 2374 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 27 InterpolantComputations, 27 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 71 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-11-13 12:58:07,991 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e4de9b9-9ff9-47e6-9b65-3652092389e4/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE