./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/pthread/stack-1.i --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_94003be3-cb89-47d9-a5d2-b98e590ae48c/bin/uautomizer-verify-qhAvR1uOyd/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94003be3-cb89-47d9-a5d2-b98e590ae48c/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_94003be3-cb89-47d9-a5d2-b98e590ae48c/bin/uautomizer-verify-qhAvR1uOyd/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94003be3-cb89-47d9-a5d2-b98e590ae48c/bin/uautomizer-verify-qhAvR1uOyd/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread/stack-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94003be3-cb89-47d9-a5d2-b98e590ae48c/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_94003be3-cb89-47d9-a5d2-b98e590ae48c/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 a5e93db72222dd521789305cbf7823ac91f269c62c97020d54f95f5ba14d3fd2 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 14:40:04,120 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 14:40:04,192 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94003be3-cb89-47d9-a5d2-b98e590ae48c/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-DataRace-32bit-Automizer_Default.epf [2024-11-13 14:40:04,198 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 14:40:04,199 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-13 14:40:04,228 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 14:40:04,228 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-13 14:40:04,229 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-13 14:40:04,229 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 14:40:04,229 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-13 14:40:04,230 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 14:40:04,230 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 14:40:04,230 INFO L153 SettingsManager]: * Use SBE=true [2024-11-13 14:40:04,230 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 14:40:04,231 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 14:40:04,231 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 14:40:04,231 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 14:40:04,231 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 14:40:04,231 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 14:40:04,232 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 14:40:04,232 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 14:40:04,232 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 14:40:04,232 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-11-13 14:40:04,232 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 14:40:04,232 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 14:40:04,233 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 14:40:04,233 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 14:40:04,233 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 14:40:04,233 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 14:40:04,233 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-13 14:40:04,234 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-13 14:40:04,234 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-13 14:40:04,234 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 14:40:04,234 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 14:40:04,234 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 14:40:04,235 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-13 14:40:04,235 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 14:40:04,235 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-13 14:40:04,235 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-13 14:40:04,235 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-13 14:40:04,235 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-13 14:40:04,236 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_94003be3-cb89-47d9-a5d2-b98e590ae48c/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 -> a5e93db72222dd521789305cbf7823ac91f269c62c97020d54f95f5ba14d3fd2 [2024-11-13 14:40:04,622 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 14:40:04,637 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 14:40:04,641 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 14:40:04,643 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 14:40:04,644 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 14:40:04,645 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94003be3-cb89-47d9-a5d2-b98e590ae48c/bin/uautomizer-verify-qhAvR1uOyd/../../sv-benchmarks/c/pthread/stack-1.i Unable to find full path for "g++" [2024-11-13 14:40:06,968 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 14:40:07,463 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 14:40:07,467 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94003be3-cb89-47d9-a5d2-b98e590ae48c/sv-benchmarks/c/pthread/stack-1.i [2024-11-13 14:40:07,484 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94003be3-cb89-47d9-a5d2-b98e590ae48c/bin/uautomizer-verify-qhAvR1uOyd/data/39554dbbf/2808a94748be47588088f6cae5b55229/FLAGedeb8643b [2024-11-13 14:40:07,500 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94003be3-cb89-47d9-a5d2-b98e590ae48c/bin/uautomizer-verify-qhAvR1uOyd/data/39554dbbf/2808a94748be47588088f6cae5b55229 [2024-11-13 14:40:07,503 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 14:40:07,505 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 14:40:07,506 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 14:40:07,506 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 14:40:07,512 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 14:40:07,513 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 02:40:07" (1/1) ... [2024-11-13 14:40:07,514 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21e1c384 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:40:07, skipping insertion in model container [2024-11-13 14:40:07,514 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 02:40:07" (1/1) ... [2024-11-13 14:40:07,553 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 14:40:08,132 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 14:40:08,153 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 14:40:08,271 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 14:40:08,368 INFO L204 MainTranslator]: Completed translation [2024-11-13 14:40:08,369 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:40:08 WrapperNode [2024-11-13 14:40:08,369 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 14:40:08,370 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 14:40:08,371 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 14:40:08,372 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 14:40:08,380 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:40:08" (1/1) ... [2024-11-13 14:40:08,407 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:40:08" (1/1) ... [2024-11-13 14:40:08,458 INFO L138 Inliner]: procedures = 280, calls = 39, calls flagged for inlining = 12, calls inlined = 13, statements flattened = 189 [2024-11-13 14:40:08,458 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 14:40:08,459 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 14:40:08,459 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 14:40:08,459 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 14:40:08,470 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:40:08" (1/1) ... [2024-11-13 14:40:08,471 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:40:08" (1/1) ... [2024-11-13 14:40:08,478 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:40:08" (1/1) ... [2024-11-13 14:40:08,482 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:40:08" (1/1) ... [2024-11-13 14:40:08,492 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:40:08" (1/1) ... [2024-11-13 14:40:08,496 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:40:08" (1/1) ... [2024-11-13 14:40:08,499 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:40:08" (1/1) ... [2024-11-13 14:40:08,500 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:40:08" (1/1) ... [2024-11-13 14:40:08,508 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 14:40:08,509 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 14:40:08,509 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 14:40:08,509 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 14:40:08,510 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:40:08" (1/1) ... [2024-11-13 14:40:08,523 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-13 14:40:08,549 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94003be3-cb89-47d9-a5d2-b98e590ae48c/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:40:08,564 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94003be3-cb89-47d9-a5d2-b98e590ae48c/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-13 14:40:08,571 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94003be3-cb89-47d9-a5d2-b98e590ae48c/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-13 14:40:08,598 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2024-11-13 14:40:08,598 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2024-11-13 14:40:08,599 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2024-11-13 14:40:08,599 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2024-11-13 14:40:08,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-13 14:40:08,600 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-11-13 14:40:08,600 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 14:40:08,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 14:40:08,600 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-11-13 14:40:08,600 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 14:40:08,601 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 14:40:08,601 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 14:40:08,601 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 14:40:08,603 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-13 14:40:08,827 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 14:40:08,831 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 14:40:09,367 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-13 14:40:09,368 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 14:40:09,399 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 14:40:09,399 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-13 14:40:09,400 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 02:40:09 BoogieIcfgContainer [2024-11-13 14:40:09,400 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 14:40:09,402 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-13 14:40:09,402 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-13 14:40:09,408 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-13 14:40:09,408 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 02:40:07" (1/3) ... [2024-11-13 14:40:09,409 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3dc77537 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 02:40:09, skipping insertion in model container [2024-11-13 14:40:09,409 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:40:08" (2/3) ... [2024-11-13 14:40:09,409 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3dc77537 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 02:40:09, skipping insertion in model container [2024-11-13 14:40:09,409 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 02:40:09" (3/3) ... [2024-11-13 14:40:09,411 INFO L112 eAbstractionObserver]: Analyzing ICFG stack-1.i [2024-11-13 14:40:09,435 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-13 14:40:09,436 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG stack-1.i that has 3 procedures, 202 locations, 1 initial locations, 2 loop locations, and 11 error locations. [2024-11-13 14:40:09,437 INFO L492 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-13 14:40:09,631 INFO L143 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2024-11-13 14:40:09,708 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 208 places, 213 transitions, 440 flow [2024-11-13 14:40:09,870 INFO L124 PetriNetUnfolderBase]: 12/211 cut-off events. [2024-11-13 14:40:09,874 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2024-11-13 14:40:09,884 INFO L83 FinitePrefix]: Finished finitePrefix Result has 220 conditions, 211 events. 12/211 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 497 event pairs, 0 based on Foata normal form. 0/188 useless extension candidates. Maximal degree in co-relation 173. Up to 3 conditions per place. [2024-11-13 14:40:09,884 INFO L82 GeneralOperation]: Start removeDead. Operand has 208 places, 213 transitions, 440 flow [2024-11-13 14:40:09,893 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 201 places, 206 transitions, 421 flow [2024-11-13 14:40:09,906 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-13 14:40:09,922 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;@34c5ad6, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-13 14:40:09,922 INFO L334 AbstractCegarLoop]: Starting to check reachability of 24 error locations. [2024-11-13 14:40:09,970 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-11-13 14:40:09,970 INFO L124 PetriNetUnfolderBase]: 2/70 cut-off events. [2024-11-13 14:40:09,971 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2024-11-13 14:40:09,971 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 14:40:09,972 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] [2024-11-13 14:40:09,975 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting t2Err0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 22 more)] === [2024-11-13 14:40:09,985 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:40:09,986 INFO L85 PathProgramCache]: Analyzing trace with hash -341312606, now seen corresponding path program 1 times [2024-11-13 14:40:09,999 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:40:09,999 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2017189705] [2024-11-13 14:40:09,999 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:40:10,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:40:10,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:40:10,357 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 14:40:10,357 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:40:10,357 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2017189705] [2024-11-13 14:40:10,358 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2017189705] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:40:10,358 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:40:10,359 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 14:40:10,360 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [411739671] [2024-11-13 14:40:10,361 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:40:10,371 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 14:40:10,379 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:40:10,414 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 14:40:10,416 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 14:40:10,510 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 173 out of 213 [2024-11-13 14:40:10,514 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 201 places, 206 transitions, 421 flow. Second operand has 3 states, 3 states have (on average 174.66666666666666) internal successors, (524), 3 states have internal predecessors, (524), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 14:40:10,514 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 14:40:10,515 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 173 of 213 [2024-11-13 14:40:10,517 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 14:40:11,190 INFO L124 PetriNetUnfolderBase]: 270/2323 cut-off events. [2024-11-13 14:40:11,190 INFO L125 PetriNetUnfolderBase]: For 142/142 co-relation queries the response was YES. [2024-11-13 14:40:11,202 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2931 conditions, 2323 events. 270/2323 cut-off events. For 142/142 co-relation queries the response was YES. Maximal size of possible extension queue 39. Compared 16577 event pairs, 76 based on Foata normal form. 219/2310 useless extension candidates. Maximal degree in co-relation 2656. Up to 405 conditions per place. [2024-11-13 14:40:11,212 INFO L140 encePairwiseOnDemand]: 183/213 looper letters, 36 selfloop transitions, 16 changer transitions 0/215 dead transitions. [2024-11-13 14:40:11,212 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 197 places, 215 transitions, 549 flow [2024-11-13 14:40:11,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 14:40:11,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 14:40:11,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 592 transitions. [2024-11-13 14:40:11,236 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9264475743348983 [2024-11-13 14:40:11,238 INFO L175 Difference]: Start difference. First operand has 201 places, 206 transitions, 421 flow. Second operand 3 states and 592 transitions. [2024-11-13 14:40:11,239 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 197 places, 215 transitions, 549 flow [2024-11-13 14:40:11,247 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 194 places, 215 transitions, 541 flow, removed 0 selfloop flow, removed 3 redundant places. [2024-11-13 14:40:11,257 INFO L231 Difference]: Finished difference. Result has 196 places, 209 transitions, 532 flow [2024-11-13 14:40:11,260 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=213, PETRI_DIFFERENCE_MINUEND_FLOW=390, PETRI_DIFFERENCE_MINUEND_PLACES=192, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=193, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=177, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=532, PETRI_PLACES=196, PETRI_TRANSITIONS=209} [2024-11-13 14:40:11,265 INFO L277 CegarLoopForPetriNet]: 201 programPoint places, -5 predicate places. [2024-11-13 14:40:11,265 INFO L471 AbstractCegarLoop]: Abstraction has has 196 places, 209 transitions, 532 flow [2024-11-13 14:40:11,266 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 174.66666666666666) internal successors, (524), 3 states have internal predecessors, (524), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 14:40:11,266 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 14:40:11,267 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 14:40:11,268 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-13 14:40:11,268 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting t2Err3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 22 more)] === [2024-11-13 14:40:11,269 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:40:11,269 INFO L85 PathProgramCache]: Analyzing trace with hash -658832972, now seen corresponding path program 1 times [2024-11-13 14:40:11,270 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:40:11,271 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1121830605] [2024-11-13 14:40:11,271 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:40:11,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:40:11,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:40:11,584 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 14:40:11,586 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:40:11,587 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1121830605] [2024-11-13 14:40:11,587 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1121830605] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:40:11,587 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:40:11,587 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-13 14:40:11,587 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1874288768] [2024-11-13 14:40:11,587 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:40:11,588 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 14:40:11,589 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:40:11,590 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 14:40:11,590 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 14:40:11,628 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 189 out of 213 [2024-11-13 14:40:11,630 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 196 places, 209 transitions, 532 flow. Second operand has 3 states, 3 states have (on average 191.33333333333334) internal successors, (574), 3 states have internal predecessors, (574), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 14:40:11,630 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 14:40:11,630 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 189 of 213 [2024-11-13 14:40:11,630 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 14:40:12,271 INFO L124 PetriNetUnfolderBase]: 283/2933 cut-off events. [2024-11-13 14:40:12,271 INFO L125 PetriNetUnfolderBase]: For 124/124 co-relation queries the response was YES. [2024-11-13 14:40:12,283 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3778 conditions, 2933 events. 283/2933 cut-off events. For 124/124 co-relation queries the response was YES. Maximal size of possible extension queue 51. Compared 22268 event pairs, 90 based on Foata normal form. 21/2699 useless extension candidates. Maximal degree in co-relation 3508. Up to 340 conditions per place. [2024-11-13 14:40:12,293 INFO L140 encePairwiseOnDemand]: 208/213 looper letters, 18 selfloop transitions, 3 changer transitions 0/216 dead transitions. [2024-11-13 14:40:12,294 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 198 places, 216 transitions, 591 flow [2024-11-13 14:40:12,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 14:40:12,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 14:40:12,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 590 transitions. [2024-11-13 14:40:12,301 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9233176838810642 [2024-11-13 14:40:12,301 INFO L175 Difference]: Start difference. First operand has 196 places, 209 transitions, 532 flow. Second operand 3 states and 590 transitions. [2024-11-13 14:40:12,302 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 198 places, 216 transitions, 591 flow [2024-11-13 14:40:12,309 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 196 places, 216 transitions, 559 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-13 14:40:12,315 INFO L231 Difference]: Finished difference. Result has 197 places, 210 transitions, 517 flow [2024-11-13 14:40:12,315 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=213, PETRI_DIFFERENCE_MINUEND_FLOW=500, PETRI_DIFFERENCE_MINUEND_PLACES=194, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=209, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=206, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=517, PETRI_PLACES=197, PETRI_TRANSITIONS=210} [2024-11-13 14:40:12,316 INFO L277 CegarLoopForPetriNet]: 201 programPoint places, -4 predicate places. [2024-11-13 14:40:12,316 INFO L471 AbstractCegarLoop]: Abstraction has has 197 places, 210 transitions, 517 flow [2024-11-13 14:40:12,317 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 191.33333333333334) internal successors, (574), 3 states have internal predecessors, (574), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 14:40:12,317 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 14:40:12,317 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:40:12,318 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-13 14:40:12,318 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting t1Err2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 22 more)] === [2024-11-13 14:40:12,318 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:40:12,319 INFO L85 PathProgramCache]: Analyzing trace with hash -2063471175, now seen corresponding path program 1 times [2024-11-13 14:40:12,319 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:40:12,319 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [884646726] [2024-11-13 14:40:12,319 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:40:12,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:40:12,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:40:13,533 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 14:40:13,533 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:40:13,533 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [884646726] [2024-11-13 14:40:13,534 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [884646726] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:40:13,534 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:40:13,534 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-13 14:40:13,534 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1646294005] [2024-11-13 14:40:13,534 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:40:13,535 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-13 14:40:13,535 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:40:13,536 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-13 14:40:13,536 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-13 14:40:13,667 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 179 out of 213 [2024-11-13 14:40:13,669 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 197 places, 210 transitions, 517 flow. Second operand has 6 states, 6 states have (on average 180.83333333333334) internal successors, (1085), 6 states have internal predecessors, (1085), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 14:40:13,669 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 14:40:13,669 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 179 of 213 [2024-11-13 14:40:13,669 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 14:40:14,713 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([598] L1009-3-->L1014-2: Formula: (and (= |v_t2Thread1of1ForFork1_#t~ret48#1_1| 0) (= |v_#pthreadsMutex_31| (store |v_#pthreadsMutex_32| |v_~#m~0.base_25| (store (select |v_#pthreadsMutex_32| |v_~#m~0.base_25|) |v_~#m~0.offset_25| 0)))) InVars {#pthreadsMutex=|v_#pthreadsMutex_32|, ~#m~0.base=|v_~#m~0.base_25|, ~#m~0.offset=|v_~#m~0.offset_25|} OutVars{#pthreadsMutex=|v_#pthreadsMutex_31|, ~#m~0.base=|v_~#m~0.base_25|, t2Thread1of1ForFork1_#t~ret48#1=|v_t2Thread1of1ForFork1_#t~ret48#1_1|, ~#m~0.offset=|v_~#m~0.offset_25|} AuxVars[] AssignedVars[#pthreadsMutex, t2Thread1of1ForFork1_#t~ret48#1][75], [130#L960-1true, 220#true, 15#L1023-4true, Black: 211#true, 134#L1014-2true, Black: 218#(= ~top~0 0), 216#true, 209#true]) [2024-11-13 14:40:14,715 INFO L294 olderBase$Statistics]: this new event has 236 ancestors and is cut-off event [2024-11-13 14:40:14,715 INFO L297 olderBase$Statistics]: existing Event has 128 ancestors and is cut-off event [2024-11-13 14:40:14,715 INFO L297 olderBase$Statistics]: existing Event has 139 ancestors and is cut-off event [2024-11-13 14:40:14,716 INFO L297 olderBase$Statistics]: existing Event has 167 ancestors and is cut-off event [2024-11-13 14:40:14,716 INFO L124 PetriNetUnfolderBase]: 556/4143 cut-off events. [2024-11-13 14:40:14,717 INFO L125 PetriNetUnfolderBase]: For 62/62 co-relation queries the response was YES. [2024-11-13 14:40:14,730 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5721 conditions, 4143 events. 556/4143 cut-off events. For 62/62 co-relation queries the response was YES. Maximal size of possible extension queue 81. Compared 33425 event pairs, 210 based on Foata normal form. 0/3801 useless extension candidates. Maximal degree in co-relation 5247. Up to 768 conditions per place. [2024-11-13 14:40:14,744 INFO L140 encePairwiseOnDemand]: 202/213 looper letters, 35 selfloop transitions, 22 changer transitions 0/243 dead transitions. [2024-11-13 14:40:14,745 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 202 places, 243 transitions, 705 flow [2024-11-13 14:40:14,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-13 14:40:14,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-11-13 14:40:14,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1132 transitions. [2024-11-13 14:40:14,749 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8857589984350548 [2024-11-13 14:40:14,749 INFO L175 Difference]: Start difference. First operand has 197 places, 210 transitions, 517 flow. Second operand 6 states and 1132 transitions. [2024-11-13 14:40:14,750 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 202 places, 243 transitions, 705 flow [2024-11-13 14:40:14,756 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 201 places, 243 transitions, 702 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-13 14:40:14,760 INFO L231 Difference]: Finished difference. Result has 206 places, 231 transitions, 664 flow [2024-11-13 14:40:14,760 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=213, PETRI_DIFFERENCE_MINUEND_FLOW=514, PETRI_DIFFERENCE_MINUEND_PLACES=196, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=210, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=200, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=664, PETRI_PLACES=206, PETRI_TRANSITIONS=231} [2024-11-13 14:40:14,761 INFO L277 CegarLoopForPetriNet]: 201 programPoint places, 5 predicate places. [2024-11-13 14:40:14,762 INFO L471 AbstractCegarLoop]: Abstraction has has 206 places, 231 transitions, 664 flow [2024-11-13 14:40:14,764 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 180.83333333333334) internal successors, (1085), 6 states have internal predecessors, (1085), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 14:40:14,764 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 14:40:14,764 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] [2024-11-13 14:40:14,764 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-13 14:40:14,764 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting t1Err4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 22 more)] === [2024-11-13 14:40:14,765 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:40:14,765 INFO L85 PathProgramCache]: Analyzing trace with hash 1536663391, now seen corresponding path program 1 times [2024-11-13 14:40:14,766 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:40:14,766 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1514688321] [2024-11-13 14:40:14,766 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:40:14,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:40:14,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:40:14,877 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 14:40:14,878 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:40:14,878 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1514688321] [2024-11-13 14:40:14,878 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1514688321] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:40:14,878 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:40:14,879 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 14:40:14,880 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1104222321] [2024-11-13 14:40:14,880 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:40:14,880 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 14:40:14,881 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:40:14,883 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 14:40:14,883 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 14:40:14,958 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 181 out of 213 [2024-11-13 14:40:14,959 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 206 places, 231 transitions, 664 flow. Second operand has 3 states, 3 states have (on average 184.0) internal successors, (552), 3 states have internal predecessors, (552), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 14:40:14,959 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 14:40:14,959 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 181 of 213 [2024-11-13 14:40:14,960 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 14:40:15,484 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([598] L1009-3-->L1014-2: Formula: (and (= |v_t2Thread1of1ForFork1_#t~ret48#1_1| 0) (= |v_#pthreadsMutex_31| (store |v_#pthreadsMutex_32| |v_~#m~0.base_25| (store (select |v_#pthreadsMutex_32| |v_~#m~0.base_25|) |v_~#m~0.offset_25| 0)))) InVars {#pthreadsMutex=|v_#pthreadsMutex_32|, ~#m~0.base=|v_~#m~0.base_25|, ~#m~0.offset=|v_~#m~0.offset_25|} OutVars{#pthreadsMutex=|v_#pthreadsMutex_31|, ~#m~0.base=|v_~#m~0.base_25|, t2Thread1of1ForFork1_#t~ret48#1=|v_t2Thread1of1ForFork1_#t~ret48#1_1|, ~#m~0.offset=|v_~#m~0.offset_25|} AuxVars[] AssignedVars[#pthreadsMutex, t2Thread1of1ForFork1_#t~ret48#1][75], [120#L999-2true, Black: 225#(and (= |t1Thread1of1ForFork0_push_#t~nondet37#1| (select (select |#race| |t1Thread1of1ForFork0_push_~stack#1.base|) (+ (* |t1Thread1of1ForFork0_push_#t~ret36#1| 4) |t1Thread1of1ForFork0_push_~stack#1.offset| 1))) (= |t1Thread1of1ForFork0_push_#t~nondet37#1| (select (select |#race| |t1Thread1of1ForFork0_push_~stack#1.base|) (+ 3 (* |t1Thread1of1ForFork0_push_#t~ret36#1| 4) |t1Thread1of1ForFork0_push_~stack#1.offset|))) (= |t1Thread1of1ForFork0_push_#t~nondet37#1| (select (select |#race| |t1Thread1of1ForFork0_push_~stack#1.base|) (+ (* |t1Thread1of1ForFork0_push_#t~ret36#1| 4) |t1Thread1of1ForFork0_push_~stack#1.offset|))) (= |t1Thread1of1ForFork0_push_#t~nondet37#1| (select (select |#race| |t1Thread1of1ForFork0_push_~stack#1.base|) (+ 2 (* |t1Thread1of1ForFork0_push_#t~ret36#1| 4) |t1Thread1of1ForFork0_push_~stack#1.offset|)))), 220#true, Black: 224#(and (= |t1Thread1of1ForFork0_push_#t~nondet37#1| (select (select |#race| |t1Thread1of1ForFork0_push_~stack#1.base|) (+ (* |t1Thread1of1ForFork0_push_#t~ret36#1| 4) |t1Thread1of1ForFork0_push_~stack#1.offset| 1))) (= |t1Thread1of1ForFork0_push_#t~nondet37#1| (select (select |#race| |t1Thread1of1ForFork0_push_~stack#1.base|) (+ (* |t1Thread1of1ForFork0_push_#t~ret36#1| 4) |t1Thread1of1ForFork0_push_~stack#1.offset|))) (= |t1Thread1of1ForFork0_push_#t~nondet37#1| (select (select |#race| |t1Thread1of1ForFork0_push_~stack#1.base|) (+ 2 (* |t1Thread1of1ForFork0_push_#t~ret36#1| 4) |t1Thread1of1ForFork0_push_~stack#1.offset|)))), 15#L1023-4true, 231#true, Black: 222#(= |t1Thread1of1ForFork0_push_#t~nondet37#1| (select (select |#race| |t1Thread1of1ForFork0_push_~stack#1.base|) (+ (* |t1Thread1of1ForFork0_push_#t~ret36#1| 4) |t1Thread1of1ForFork0_push_~stack#1.offset|))), Black: 223#(and (= |t1Thread1of1ForFork0_push_#t~nondet37#1| (select (select |#race| |t1Thread1of1ForFork0_push_~stack#1.base|) (+ (* |t1Thread1of1ForFork0_push_#t~ret36#1| 4) |t1Thread1of1ForFork0_push_~stack#1.offset| 1))) (= |t1Thread1of1ForFork0_push_#t~nondet37#1| (select (select |#race| |t1Thread1of1ForFork0_push_~stack#1.base|) (+ (* |t1Thread1of1ForFork0_push_#t~ret36#1| 4) |t1Thread1of1ForFork0_push_~stack#1.offset|)))), Black: 211#true, 134#L1014-2true, Black: 218#(= ~top~0 0), 209#true]) [2024-11-13 14:40:15,484 INFO L294 olderBase$Statistics]: this new event has 147 ancestors and is cut-off event [2024-11-13 14:40:15,484 INFO L297 olderBase$Statistics]: existing Event has 142 ancestors and is cut-off event [2024-11-13 14:40:15,484 INFO L297 olderBase$Statistics]: existing Event has 108 ancestors and is cut-off event [2024-11-13 14:40:15,484 INFO L297 olderBase$Statistics]: existing Event has 108 ancestors and is cut-off event [2024-11-13 14:40:15,524 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([598] L1009-3-->L1014-2: Formula: (and (= |v_t2Thread1of1ForFork1_#t~ret48#1_1| 0) (= |v_#pthreadsMutex_31| (store |v_#pthreadsMutex_32| |v_~#m~0.base_25| (store (select |v_#pthreadsMutex_32| |v_~#m~0.base_25|) |v_~#m~0.offset_25| 0)))) InVars {#pthreadsMutex=|v_#pthreadsMutex_32|, ~#m~0.base=|v_~#m~0.base_25|, ~#m~0.offset=|v_~#m~0.offset_25|} OutVars{#pthreadsMutex=|v_#pthreadsMutex_31|, ~#m~0.base=|v_~#m~0.base_25|, t2Thread1of1ForFork1_#t~ret48#1=|v_t2Thread1of1ForFork1_#t~ret48#1_1|, ~#m~0.offset=|v_~#m~0.offset_25|} AuxVars[] AssignedVars[#pthreadsMutex, t2Thread1of1ForFork1_#t~ret48#1][75], [Black: 225#(and (= |t1Thread1of1ForFork0_push_#t~nondet37#1| (select (select |#race| |t1Thread1of1ForFork0_push_~stack#1.base|) (+ (* |t1Thread1of1ForFork0_push_#t~ret36#1| 4) |t1Thread1of1ForFork0_push_~stack#1.offset| 1))) (= |t1Thread1of1ForFork0_push_#t~nondet37#1| (select (select |#race| |t1Thread1of1ForFork0_push_~stack#1.base|) (+ 3 (* |t1Thread1of1ForFork0_push_#t~ret36#1| 4) |t1Thread1of1ForFork0_push_~stack#1.offset|))) (= |t1Thread1of1ForFork0_push_#t~nondet37#1| (select (select |#race| |t1Thread1of1ForFork0_push_~stack#1.base|) (+ (* |t1Thread1of1ForFork0_push_#t~ret36#1| 4) |t1Thread1of1ForFork0_push_~stack#1.offset|))) (= |t1Thread1of1ForFork0_push_#t~nondet37#1| (select (select |#race| |t1Thread1of1ForFork0_push_~stack#1.base|) (+ 2 (* |t1Thread1of1ForFork0_push_#t~ret36#1| 4) |t1Thread1of1ForFork0_push_~stack#1.offset|)))), 220#true, Black: 224#(and (= |t1Thread1of1ForFork0_push_#t~nondet37#1| (select (select |#race| |t1Thread1of1ForFork0_push_~stack#1.base|) (+ (* |t1Thread1of1ForFork0_push_#t~ret36#1| 4) |t1Thread1of1ForFork0_push_~stack#1.offset| 1))) (= |t1Thread1of1ForFork0_push_#t~nondet37#1| (select (select |#race| |t1Thread1of1ForFork0_push_~stack#1.base|) (+ (* |t1Thread1of1ForFork0_push_#t~ret36#1| 4) |t1Thread1of1ForFork0_push_~stack#1.offset|))) (= |t1Thread1of1ForFork0_push_#t~nondet37#1| (select (select |#race| |t1Thread1of1ForFork0_push_~stack#1.base|) (+ 2 (* |t1Thread1of1ForFork0_push_#t~ret36#1| 4) |t1Thread1of1ForFork0_push_~stack#1.offset|)))), 15#L1023-4true, Black: 222#(= |t1Thread1of1ForFork0_push_#t~nondet37#1| (select (select |#race| |t1Thread1of1ForFork0_push_~stack#1.base|) (+ (* |t1Thread1of1ForFork0_push_#t~ret36#1| 4) |t1Thread1of1ForFork0_push_~stack#1.offset|))), 231#true, Black: 211#true, Black: 223#(and (= |t1Thread1of1ForFork0_push_#t~nondet37#1| (select (select |#race| |t1Thread1of1ForFork0_push_~stack#1.base|) (+ (* |t1Thread1of1ForFork0_push_#t~ret36#1| 4) |t1Thread1of1ForFork0_push_~stack#1.offset| 1))) (= |t1Thread1of1ForFork0_push_#t~nondet37#1| (select (select |#race| |t1Thread1of1ForFork0_push_~stack#1.base|) (+ (* |t1Thread1of1ForFork0_push_#t~ret36#1| 4) |t1Thread1of1ForFork0_push_~stack#1.offset|)))), 137#L994-3true, 134#L1014-2true, Black: 218#(= ~top~0 0), 209#true]) [2024-11-13 14:40:15,524 INFO L294 olderBase$Statistics]: this new event has 153 ancestors and is cut-off event [2024-11-13 14:40:15,524 INFO L297 olderBase$Statistics]: existing Event has 148 ancestors and is cut-off event [2024-11-13 14:40:15,525 INFO L297 olderBase$Statistics]: existing Event has 114 ancestors and is cut-off event [2024-11-13 14:40:15,525 INFO L297 olderBase$Statistics]: existing Event has 114 ancestors and is cut-off event [2024-11-13 14:40:15,548 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([598] L1009-3-->L1014-2: Formula: (and (= |v_t2Thread1of1ForFork1_#t~ret48#1_1| 0) (= |v_#pthreadsMutex_31| (store |v_#pthreadsMutex_32| |v_~#m~0.base_25| (store (select |v_#pthreadsMutex_32| |v_~#m~0.base_25|) |v_~#m~0.offset_25| 0)))) InVars {#pthreadsMutex=|v_#pthreadsMutex_32|, ~#m~0.base=|v_~#m~0.base_25|, ~#m~0.offset=|v_~#m~0.offset_25|} OutVars{#pthreadsMutex=|v_#pthreadsMutex_31|, ~#m~0.base=|v_~#m~0.base_25|, t2Thread1of1ForFork1_#t~ret48#1=|v_t2Thread1of1ForFork1_#t~ret48#1_1|, ~#m~0.offset=|v_~#m~0.offset_25|} AuxVars[] AssignedVars[#pthreadsMutex, t2Thread1of1ForFork1_#t~ret48#1][75], [Black: 225#(and (= |t1Thread1of1ForFork0_push_#t~nondet37#1| (select (select |#race| |t1Thread1of1ForFork0_push_~stack#1.base|) (+ (* |t1Thread1of1ForFork0_push_#t~ret36#1| 4) |t1Thread1of1ForFork0_push_~stack#1.offset| 1))) (= |t1Thread1of1ForFork0_push_#t~nondet37#1| (select (select |#race| |t1Thread1of1ForFork0_push_~stack#1.base|) (+ 3 (* |t1Thread1of1ForFork0_push_#t~ret36#1| 4) |t1Thread1of1ForFork0_push_~stack#1.offset|))) (= |t1Thread1of1ForFork0_push_#t~nondet37#1| (select (select |#race| |t1Thread1of1ForFork0_push_~stack#1.base|) (+ (* |t1Thread1of1ForFork0_push_#t~ret36#1| 4) |t1Thread1of1ForFork0_push_~stack#1.offset|))) (= |t1Thread1of1ForFork0_push_#t~nondet37#1| (select (select |#race| |t1Thread1of1ForFork0_push_~stack#1.base|) (+ 2 (* |t1Thread1of1ForFork0_push_#t~ret36#1| 4) |t1Thread1of1ForFork0_push_~stack#1.offset|)))), 220#true, 26#L1024-1true, Black: 224#(and (= |t1Thread1of1ForFork0_push_#t~nondet37#1| (select (select |#race| |t1Thread1of1ForFork0_push_~stack#1.base|) (+ (* |t1Thread1of1ForFork0_push_#t~ret36#1| 4) |t1Thread1of1ForFork0_push_~stack#1.offset| 1))) (= |t1Thread1of1ForFork0_push_#t~nondet37#1| (select (select |#race| |t1Thread1of1ForFork0_push_~stack#1.base|) (+ (* |t1Thread1of1ForFork0_push_#t~ret36#1| 4) |t1Thread1of1ForFork0_push_~stack#1.offset|))) (= |t1Thread1of1ForFork0_push_#t~nondet37#1| (select (select |#race| |t1Thread1of1ForFork0_push_~stack#1.base|) (+ 2 (* |t1Thread1of1ForFork0_push_#t~ret36#1| 4) |t1Thread1of1ForFork0_push_~stack#1.offset|)))), Black: 222#(= |t1Thread1of1ForFork0_push_#t~nondet37#1| (select (select |#race| |t1Thread1of1ForFork0_push_~stack#1.base|) (+ (* |t1Thread1of1ForFork0_push_#t~ret36#1| 4) |t1Thread1of1ForFork0_push_~stack#1.offset|))), 231#true, Black: 211#true, Black: 223#(and (= |t1Thread1of1ForFork0_push_#t~nondet37#1| (select (select |#race| |t1Thread1of1ForFork0_push_~stack#1.base|) (+ (* |t1Thread1of1ForFork0_push_#t~ret36#1| 4) |t1Thread1of1ForFork0_push_~stack#1.offset| 1))) (= |t1Thread1of1ForFork0_push_#t~nondet37#1| (select (select |#race| |t1Thread1of1ForFork0_push_~stack#1.base|) (+ (* |t1Thread1of1ForFork0_push_#t~ret36#1| 4) |t1Thread1of1ForFork0_push_~stack#1.offset|)))), 134#L1014-2true, Black: 218#(= ~top~0 0), 209#true]) [2024-11-13 14:40:15,549 INFO L294 olderBase$Statistics]: this new event has 157 ancestors and is cut-off event [2024-11-13 14:40:15,549 INFO L297 olderBase$Statistics]: existing Event has 152 ancestors and is cut-off event [2024-11-13 14:40:15,549 INFO L297 olderBase$Statistics]: existing Event has 118 ancestors and is cut-off event [2024-11-13 14:40:15,549 INFO L297 olderBase$Statistics]: existing Event has 118 ancestors and is cut-off event [2024-11-13 14:40:15,723 INFO L292 olderBase$Statistics]: inserting event number 5 for the transition-marking pair ([598] L1009-3-->L1014-2: Formula: (and (= |v_t2Thread1of1ForFork1_#t~ret48#1_1| 0) (= |v_#pthreadsMutex_31| (store |v_#pthreadsMutex_32| |v_~#m~0.base_25| (store (select |v_#pthreadsMutex_32| |v_~#m~0.base_25|) |v_~#m~0.offset_25| 0)))) InVars {#pthreadsMutex=|v_#pthreadsMutex_32|, ~#m~0.base=|v_~#m~0.base_25|, ~#m~0.offset=|v_~#m~0.offset_25|} OutVars{#pthreadsMutex=|v_#pthreadsMutex_31|, ~#m~0.base=|v_~#m~0.base_25|, t2Thread1of1ForFork1_#t~ret48#1=|v_t2Thread1of1ForFork1_#t~ret48#1_1|, ~#m~0.offset=|v_~#m~0.offset_25|} AuxVars[] AssignedVars[#pthreadsMutex, t2Thread1of1ForFork1_#t~ret48#1][75], [120#L999-2true, 220#true, Black: 225#(and (= |t1Thread1of1ForFork0_push_#t~nondet37#1| (select (select |#race| |t1Thread1of1ForFork0_push_~stack#1.base|) (+ (* |t1Thread1of1ForFork0_push_#t~ret36#1| 4) |t1Thread1of1ForFork0_push_~stack#1.offset| 1))) (= |t1Thread1of1ForFork0_push_#t~nondet37#1| (select (select |#race| |t1Thread1of1ForFork0_push_~stack#1.base|) (+ 3 (* |t1Thread1of1ForFork0_push_#t~ret36#1| 4) |t1Thread1of1ForFork0_push_~stack#1.offset|))) (= |t1Thread1of1ForFork0_push_#t~nondet37#1| (select (select |#race| |t1Thread1of1ForFork0_push_~stack#1.base|) (+ (* |t1Thread1of1ForFork0_push_#t~ret36#1| 4) |t1Thread1of1ForFork0_push_~stack#1.offset|))) (= |t1Thread1of1ForFork0_push_#t~nondet37#1| (select (select |#race| |t1Thread1of1ForFork0_push_~stack#1.base|) (+ 2 (* |t1Thread1of1ForFork0_push_#t~ret36#1| 4) |t1Thread1of1ForFork0_push_~stack#1.offset|)))), 15#L1023-4true, Black: 224#(and (= |t1Thread1of1ForFork0_push_#t~nondet37#1| (select (select |#race| |t1Thread1of1ForFork0_push_~stack#1.base|) (+ (* |t1Thread1of1ForFork0_push_#t~ret36#1| 4) |t1Thread1of1ForFork0_push_~stack#1.offset| 1))) (= |t1Thread1of1ForFork0_push_#t~nondet37#1| (select (select |#race| |t1Thread1of1ForFork0_push_~stack#1.base|) (+ (* |t1Thread1of1ForFork0_push_#t~ret36#1| 4) |t1Thread1of1ForFork0_push_~stack#1.offset|))) (= |t1Thread1of1ForFork0_push_#t~nondet37#1| (select (select |#race| |t1Thread1of1ForFork0_push_~stack#1.base|) (+ 2 (* |t1Thread1of1ForFork0_push_#t~ret36#1| 4) |t1Thread1of1ForFork0_push_~stack#1.offset|)))), 231#true, Black: 222#(= |t1Thread1of1ForFork0_push_#t~nondet37#1| (select (select |#race| |t1Thread1of1ForFork0_push_~stack#1.base|) (+ (* |t1Thread1of1ForFork0_push_#t~ret36#1| 4) |t1Thread1of1ForFork0_push_~stack#1.offset|))), Black: 211#true, Black: 223#(and (= |t1Thread1of1ForFork0_push_#t~nondet37#1| (select (select |#race| |t1Thread1of1ForFork0_push_~stack#1.base|) (+ (* |t1Thread1of1ForFork0_push_#t~ret36#1| 4) |t1Thread1of1ForFork0_push_~stack#1.offset| 1))) (= |t1Thread1of1ForFork0_push_#t~nondet37#1| (select (select |#race| |t1Thread1of1ForFork0_push_~stack#1.base|) (+ (* |t1Thread1of1ForFork0_push_#t~ret36#1| 4) |t1Thread1of1ForFork0_push_~stack#1.offset|)))), 134#L1014-2true, Black: 218#(= ~top~0 0), 209#true]) [2024-11-13 14:40:15,723 INFO L294 olderBase$Statistics]: this new event has 216 ancestors and is cut-off event [2024-11-13 14:40:15,724 INFO L297 olderBase$Statistics]: existing Event has 142 ancestors and is cut-off event [2024-11-13 14:40:15,724 INFO L297 olderBase$Statistics]: existing Event has 147 ancestors and is cut-off event [2024-11-13 14:40:15,724 INFO L297 olderBase$Statistics]: existing Event has 108 ancestors and is cut-off event [2024-11-13 14:40:15,724 INFO L297 olderBase$Statistics]: existing Event has 108 ancestors and is cut-off event [2024-11-13 14:40:15,750 INFO L292 olderBase$Statistics]: inserting event number 5 for the transition-marking pair ([598] L1009-3-->L1014-2: Formula: (and (= |v_t2Thread1of1ForFork1_#t~ret48#1_1| 0) (= |v_#pthreadsMutex_31| (store |v_#pthreadsMutex_32| |v_~#m~0.base_25| (store (select |v_#pthreadsMutex_32| |v_~#m~0.base_25|) |v_~#m~0.offset_25| 0)))) InVars {#pthreadsMutex=|v_#pthreadsMutex_32|, ~#m~0.base=|v_~#m~0.base_25|, ~#m~0.offset=|v_~#m~0.offset_25|} OutVars{#pthreadsMutex=|v_#pthreadsMutex_31|, ~#m~0.base=|v_~#m~0.base_25|, t2Thread1of1ForFork1_#t~ret48#1=|v_t2Thread1of1ForFork1_#t~ret48#1_1|, ~#m~0.offset=|v_~#m~0.offset_25|} AuxVars[] AssignedVars[#pthreadsMutex, t2Thread1of1ForFork1_#t~ret48#1][75], [220#true, Black: 225#(and (= |t1Thread1of1ForFork0_push_#t~nondet37#1| (select (select |#race| |t1Thread1of1ForFork0_push_~stack#1.base|) (+ (* |t1Thread1of1ForFork0_push_#t~ret36#1| 4) |t1Thread1of1ForFork0_push_~stack#1.offset| 1))) (= |t1Thread1of1ForFork0_push_#t~nondet37#1| (select (select |#race| |t1Thread1of1ForFork0_push_~stack#1.base|) (+ 3 (* |t1Thread1of1ForFork0_push_#t~ret36#1| 4) |t1Thread1of1ForFork0_push_~stack#1.offset|))) (= |t1Thread1of1ForFork0_push_#t~nondet37#1| (select (select |#race| |t1Thread1of1ForFork0_push_~stack#1.base|) (+ (* |t1Thread1of1ForFork0_push_#t~ret36#1| 4) |t1Thread1of1ForFork0_push_~stack#1.offset|))) (= |t1Thread1of1ForFork0_push_#t~nondet37#1| (select (select |#race| |t1Thread1of1ForFork0_push_~stack#1.base|) (+ 2 (* |t1Thread1of1ForFork0_push_#t~ret36#1| 4) |t1Thread1of1ForFork0_push_~stack#1.offset|)))), 15#L1023-4true, Black: 224#(and (= |t1Thread1of1ForFork0_push_#t~nondet37#1| (select (select |#race| |t1Thread1of1ForFork0_push_~stack#1.base|) (+ (* |t1Thread1of1ForFork0_push_#t~ret36#1| 4) |t1Thread1of1ForFork0_push_~stack#1.offset| 1))) (= |t1Thread1of1ForFork0_push_#t~nondet37#1| (select (select |#race| |t1Thread1of1ForFork0_push_~stack#1.base|) (+ (* |t1Thread1of1ForFork0_push_#t~ret36#1| 4) |t1Thread1of1ForFork0_push_~stack#1.offset|))) (= |t1Thread1of1ForFork0_push_#t~nondet37#1| (select (select |#race| |t1Thread1of1ForFork0_push_~stack#1.base|) (+ 2 (* |t1Thread1of1ForFork0_push_#t~ret36#1| 4) |t1Thread1of1ForFork0_push_~stack#1.offset|)))), Black: 222#(= |t1Thread1of1ForFork0_push_#t~nondet37#1| (select (select |#race| |t1Thread1of1ForFork0_push_~stack#1.base|) (+ (* |t1Thread1of1ForFork0_push_#t~ret36#1| 4) |t1Thread1of1ForFork0_push_~stack#1.offset|))), 231#true, Black: 211#true, Black: 223#(and (= |t1Thread1of1ForFork0_push_#t~nondet37#1| (select (select |#race| |t1Thread1of1ForFork0_push_~stack#1.base|) (+ (* |t1Thread1of1ForFork0_push_#t~ret36#1| 4) |t1Thread1of1ForFork0_push_~stack#1.offset| 1))) (= |t1Thread1of1ForFork0_push_#t~nondet37#1| (select (select |#race| |t1Thread1of1ForFork0_push_~stack#1.base|) (+ (* |t1Thread1of1ForFork0_push_#t~ret36#1| 4) |t1Thread1of1ForFork0_push_~stack#1.offset|)))), 137#L994-3true, 134#L1014-2true, Black: 218#(= ~top~0 0), 209#true]) [2024-11-13 14:40:15,750 INFO L294 olderBase$Statistics]: this new event has 222 ancestors and is cut-off event [2024-11-13 14:40:15,750 INFO L297 olderBase$Statistics]: existing Event has 153 ancestors and is cut-off event [2024-11-13 14:40:15,750 INFO L297 olderBase$Statistics]: existing Event has 148 ancestors and is cut-off event [2024-11-13 14:40:15,750 INFO L297 olderBase$Statistics]: existing Event has 114 ancestors and is cut-off event [2024-11-13 14:40:15,751 INFO L297 olderBase$Statistics]: existing Event has 114 ancestors and is cut-off event [2024-11-13 14:40:15,767 INFO L292 olderBase$Statistics]: inserting event number 5 for the transition-marking pair ([598] L1009-3-->L1014-2: Formula: (and (= |v_t2Thread1of1ForFork1_#t~ret48#1_1| 0) (= |v_#pthreadsMutex_31| (store |v_#pthreadsMutex_32| |v_~#m~0.base_25| (store (select |v_#pthreadsMutex_32| |v_~#m~0.base_25|) |v_~#m~0.offset_25| 0)))) InVars {#pthreadsMutex=|v_#pthreadsMutex_32|, ~#m~0.base=|v_~#m~0.base_25|, ~#m~0.offset=|v_~#m~0.offset_25|} OutVars{#pthreadsMutex=|v_#pthreadsMutex_31|, ~#m~0.base=|v_~#m~0.base_25|, t2Thread1of1ForFork1_#t~ret48#1=|v_t2Thread1of1ForFork1_#t~ret48#1_1|, ~#m~0.offset=|v_~#m~0.offset_25|} AuxVars[] AssignedVars[#pthreadsMutex, t2Thread1of1ForFork1_#t~ret48#1][75], [220#true, Black: 225#(and (= |t1Thread1of1ForFork0_push_#t~nondet37#1| (select (select |#race| |t1Thread1of1ForFork0_push_~stack#1.base|) (+ (* |t1Thread1of1ForFork0_push_#t~ret36#1| 4) |t1Thread1of1ForFork0_push_~stack#1.offset| 1))) (= |t1Thread1of1ForFork0_push_#t~nondet37#1| (select (select |#race| |t1Thread1of1ForFork0_push_~stack#1.base|) (+ 3 (* |t1Thread1of1ForFork0_push_#t~ret36#1| 4) |t1Thread1of1ForFork0_push_~stack#1.offset|))) (= |t1Thread1of1ForFork0_push_#t~nondet37#1| (select (select |#race| |t1Thread1of1ForFork0_push_~stack#1.base|) (+ (* |t1Thread1of1ForFork0_push_#t~ret36#1| 4) |t1Thread1of1ForFork0_push_~stack#1.offset|))) (= |t1Thread1of1ForFork0_push_#t~nondet37#1| (select (select |#race| |t1Thread1of1ForFork0_push_~stack#1.base|) (+ 2 (* |t1Thread1of1ForFork0_push_#t~ret36#1| 4) |t1Thread1of1ForFork0_push_~stack#1.offset|)))), 26#L1024-1true, Black: 224#(and (= |t1Thread1of1ForFork0_push_#t~nondet37#1| (select (select |#race| |t1Thread1of1ForFork0_push_~stack#1.base|) (+ (* |t1Thread1of1ForFork0_push_#t~ret36#1| 4) |t1Thread1of1ForFork0_push_~stack#1.offset| 1))) (= |t1Thread1of1ForFork0_push_#t~nondet37#1| (select (select |#race| |t1Thread1of1ForFork0_push_~stack#1.base|) (+ (* |t1Thread1of1ForFork0_push_#t~ret36#1| 4) |t1Thread1of1ForFork0_push_~stack#1.offset|))) (= |t1Thread1of1ForFork0_push_#t~nondet37#1| (select (select |#race| |t1Thread1of1ForFork0_push_~stack#1.base|) (+ 2 (* |t1Thread1of1ForFork0_push_#t~ret36#1| 4) |t1Thread1of1ForFork0_push_~stack#1.offset|)))), 231#true, Black: 222#(= |t1Thread1of1ForFork0_push_#t~nondet37#1| (select (select |#race| |t1Thread1of1ForFork0_push_~stack#1.base|) (+ (* |t1Thread1of1ForFork0_push_#t~ret36#1| 4) |t1Thread1of1ForFork0_push_~stack#1.offset|))), Black: 211#true, Black: 223#(and (= |t1Thread1of1ForFork0_push_#t~nondet37#1| (select (select |#race| |t1Thread1of1ForFork0_push_~stack#1.base|) (+ (* |t1Thread1of1ForFork0_push_#t~ret36#1| 4) |t1Thread1of1ForFork0_push_~stack#1.offset| 1))) (= |t1Thread1of1ForFork0_push_#t~nondet37#1| (select (select |#race| |t1Thread1of1ForFork0_push_~stack#1.base|) (+ (* |t1Thread1of1ForFork0_push_#t~ret36#1| 4) |t1Thread1of1ForFork0_push_~stack#1.offset|)))), 134#L1014-2true, Black: 218#(= ~top~0 0), 209#true]) [2024-11-13 14:40:15,767 INFO L294 olderBase$Statistics]: this new event has 226 ancestors and is cut-off event [2024-11-13 14:40:15,767 INFO L297 olderBase$Statistics]: existing Event has 152 ancestors and is cut-off event [2024-11-13 14:40:15,767 INFO L297 olderBase$Statistics]: existing Event has 118 ancestors and is cut-off event [2024-11-13 14:40:15,767 INFO L297 olderBase$Statistics]: existing Event has 118 ancestors and is cut-off event [2024-11-13 14:40:15,768 INFO L297 olderBase$Statistics]: existing Event has 157 ancestors and is cut-off event [2024-11-13 14:40:15,827 INFO L124 PetriNetUnfolderBase]: 510/4017 cut-off events. [2024-11-13 14:40:15,827 INFO L125 PetriNetUnfolderBase]: For 383/457 co-relation queries the response was YES. [2024-11-13 14:40:15,839 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5965 conditions, 4017 events. 510/4017 cut-off events. For 383/457 co-relation queries the response was YES. Maximal size of possible extension queue 59. Compared 31622 event pairs, 129 based on Foata normal form. 15/3724 useless extension candidates. Maximal degree in co-relation 4591. Up to 767 conditions per place. [2024-11-13 14:40:15,852 INFO L140 encePairwiseOnDemand]: 204/213 looper letters, 32 selfloop transitions, 13 changer transitions 0/245 dead transitions. [2024-11-13 14:40:15,852 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 208 places, 245 transitions, 802 flow [2024-11-13 14:40:15,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 14:40:15,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 14:40:15,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 576 transitions. [2024-11-13 14:40:15,857 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9014084507042254 [2024-11-13 14:40:15,859 INFO L175 Difference]: Start difference. First operand has 206 places, 231 transitions, 664 flow. Second operand 3 states and 576 transitions. [2024-11-13 14:40:15,859 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 208 places, 245 transitions, 802 flow [2024-11-13 14:40:15,867 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 208 places, 245 transitions, 802 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-11-13 14:40:15,872 INFO L231 Difference]: Finished difference. Result has 210 places, 242 transitions, 780 flow [2024-11-13 14:40:15,872 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=213, PETRI_DIFFERENCE_MINUEND_FLOW=664, PETRI_DIFFERENCE_MINUEND_PLACES=206, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=231, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=218, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=780, PETRI_PLACES=210, PETRI_TRANSITIONS=242} [2024-11-13 14:40:15,873 INFO L277 CegarLoopForPetriNet]: 201 programPoint places, 9 predicate places. [2024-11-13 14:40:15,873 INFO L471 AbstractCegarLoop]: Abstraction has has 210 places, 242 transitions, 780 flow [2024-11-13 14:40:15,874 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 184.0) internal successors, (552), 3 states have internal predecessors, (552), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 14:40:15,874 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 14:40:15,874 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] [2024-11-13 14:40:15,874 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-13 14:40:15,875 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting t2Err0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 22 more)] === [2024-11-13 14:40:15,875 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:40:15,875 INFO L85 PathProgramCache]: Analyzing trace with hash 1931987567, now seen corresponding path program 1 times [2024-11-13 14:40:15,875 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:40:15,875 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1789149646] [2024-11-13 14:40:15,876 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:40:15,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:40:15,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:40:16,155 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 14:40:16,156 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:40:16,156 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1789149646] [2024-11-13 14:40:16,156 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1789149646] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:40:16,156 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:40:16,157 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-13 14:40:16,157 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1028678654] [2024-11-13 14:40:16,157 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:40:16,158 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 14:40:16,158 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:40:16,159 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 14:40:16,162 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 14:40:16,196 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 194 out of 213 [2024-11-13 14:40:16,198 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 210 places, 242 transitions, 780 flow. Second operand has 3 states, 3 states have (on average 196.0) internal successors, (588), 3 states have internal predecessors, (588), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 14:40:16,198 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 14:40:16,198 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 194 of 213 [2024-11-13 14:40:16,198 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 14:40:16,369 INFO L124 PetriNetUnfolderBase]: 32/702 cut-off events. [2024-11-13 14:40:16,369 INFO L125 PetriNetUnfolderBase]: For 47/47 co-relation queries the response was YES. [2024-11-13 14:40:16,371 INFO L83 FinitePrefix]: Finished finitePrefix Result has 969 conditions, 702 events. 32/702 cut-off events. For 47/47 co-relation queries the response was YES. Maximal size of possible extension queue 16. Compared 3045 event pairs, 5 based on Foata normal form. 10/679 useless extension candidates. Maximal degree in co-relation 576. Up to 65 conditions per place. [2024-11-13 14:40:16,373 INFO L140 encePairwiseOnDemand]: 209/213 looper letters, 7 selfloop transitions, 4 changer transitions 0/189 dead transitions. [2024-11-13 14:40:16,374 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 203 places, 189 transitions, 507 flow [2024-11-13 14:40:16,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 14:40:16,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 14:40:16,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 595 transitions. [2024-11-13 14:40:16,377 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9311424100156495 [2024-11-13 14:40:16,377 INFO L175 Difference]: Start difference. First operand has 210 places, 242 transitions, 780 flow. Second operand 3 states and 595 transitions. [2024-11-13 14:40:16,377 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 203 places, 189 transitions, 507 flow [2024-11-13 14:40:16,381 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 189 places, 189 transitions, 433 flow, removed 23 selfloop flow, removed 14 redundant places. [2024-11-13 14:40:16,385 INFO L231 Difference]: Finished difference. Result has 189 places, 187 transitions, 412 flow [2024-11-13 14:40:16,386 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=213, PETRI_DIFFERENCE_MINUEND_FLOW=404, PETRI_DIFFERENCE_MINUEND_PLACES=187, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=187, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=183, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=412, PETRI_PLACES=189, PETRI_TRANSITIONS=187} [2024-11-13 14:40:16,389 INFO L277 CegarLoopForPetriNet]: 201 programPoint places, -12 predicate places. [2024-11-13 14:40:16,389 INFO L471 AbstractCegarLoop]: Abstraction has has 189 places, 187 transitions, 412 flow [2024-11-13 14:40:16,389 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 196.0) internal successors, (588), 3 states have internal predecessors, (588), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 14:40:16,389 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 14:40:16,389 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 14:40:16,390 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-13 14:40:16,390 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting t2Err3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 22 more)] === [2024-11-13 14:40:16,392 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:40:16,392 INFO L85 PathProgramCache]: Analyzing trace with hash -1297285735, now seen corresponding path program 1 times [2024-11-13 14:40:16,392 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:40:16,392 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2054498722] [2024-11-13 14:40:16,392 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:40:16,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:40:16,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:40:16,535 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 14:40:16,535 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:40:16,535 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2054498722] [2024-11-13 14:40:16,535 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2054498722] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:40:16,535 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:40:16,535 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 14:40:16,535 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [780049790] [2024-11-13 14:40:16,535 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:40:16,536 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 14:40:16,538 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:40:16,539 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 14:40:16,539 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 14:40:16,601 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 181 out of 213 [2024-11-13 14:40:16,602 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 189 places, 187 transitions, 412 flow. Second operand has 3 states, 3 states have (on average 186.33333333333334) internal successors, (559), 3 states have internal predecessors, (559), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 14:40:16,602 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 14:40:16,602 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 181 of 213 [2024-11-13 14:40:16,602 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 14:40:16,735 INFO L124 PetriNetUnfolderBase]: 50/688 cut-off events. [2024-11-13 14:40:16,735 INFO L125 PetriNetUnfolderBase]: For 76/76 co-relation queries the response was YES. [2024-11-13 14:40:16,736 INFO L83 FinitePrefix]: Finished finitePrefix Result has 911 conditions, 688 events. 50/688 cut-off events. For 76/76 co-relation queries the response was YES. Maximal size of possible extension queue 20. Compared 3190 event pairs, 28 based on Foata normal form. 0/645 useless extension candidates. Maximal degree in co-relation 343. Up to 117 conditions per place. [2024-11-13 14:40:16,738 INFO L140 encePairwiseOnDemand]: 210/213 looper letters, 22 selfloop transitions, 2 changer transitions 5/187 dead transitions. [2024-11-13 14:40:16,738 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 190 places, 187 transitions, 461 flow [2024-11-13 14:40:16,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 14:40:16,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 14:40:16,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 566 transitions. [2024-11-13 14:40:16,740 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8857589984350548 [2024-11-13 14:40:16,740 INFO L175 Difference]: Start difference. First operand has 189 places, 187 transitions, 412 flow. Second operand 3 states and 566 transitions. [2024-11-13 14:40:16,740 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 190 places, 187 transitions, 461 flow [2024-11-13 14:40:16,741 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 189 places, 187 transitions, 457 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-13 14:40:16,743 INFO L231 Difference]: Finished difference. Result has 189 places, 181 transitions, 400 flow [2024-11-13 14:40:16,744 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=213, PETRI_DIFFERENCE_MINUEND_FLOW=406, PETRI_DIFFERENCE_MINUEND_PLACES=187, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=186, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=184, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=400, PETRI_PLACES=189, PETRI_TRANSITIONS=181} [2024-11-13 14:40:16,744 INFO L277 CegarLoopForPetriNet]: 201 programPoint places, -12 predicate places. [2024-11-13 14:40:16,744 INFO L471 AbstractCegarLoop]: Abstraction has has 189 places, 181 transitions, 400 flow [2024-11-13 14:40:16,745 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 186.33333333333334) internal successors, (559), 3 states have internal predecessors, (559), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 14:40:16,745 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 14:40:16,745 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:40:16,745 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-13 14:40:16,745 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting t2Err5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 22 more)] === [2024-11-13 14:40:16,745 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:40:16,746 INFO L85 PathProgramCache]: Analyzing trace with hash -679178488, now seen corresponding path program 1 times [2024-11-13 14:40:16,746 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:40:16,746 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [157410790] [2024-11-13 14:40:16,746 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:40:16,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:40:16,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:40:17,702 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 14:40:17,702 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:40:17,702 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [157410790] [2024-11-13 14:40:17,702 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [157410790] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:40:17,702 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:40:17,702 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-13 14:40:17,703 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [395911926] [2024-11-13 14:40:17,703 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:40:17,703 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-13 14:40:17,703 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:40:17,704 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-13 14:40:17,704 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-13 14:40:17,827 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 181 out of 213 [2024-11-13 14:40:17,829 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 189 places, 181 transitions, 400 flow. Second operand has 6 states, 6 states have (on average 183.83333333333334) internal successors, (1103), 6 states have internal predecessors, (1103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 14:40:17,829 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 14:40:17,829 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 181 of 213 [2024-11-13 14:40:17,829 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 14:40:18,031 INFO L124 PetriNetUnfolderBase]: 51/675 cut-off events. [2024-11-13 14:40:18,031 INFO L125 PetriNetUnfolderBase]: For 42/42 co-relation queries the response was YES. [2024-11-13 14:40:18,033 INFO L83 FinitePrefix]: Finished finitePrefix Result has 881 conditions, 675 events. 51/675 cut-off events. For 42/42 co-relation queries the response was YES. Maximal size of possible extension queue 17. Compared 3048 event pairs, 26 based on Foata normal form. 0/656 useless extension candidates. Maximal degree in co-relation 775. Up to 105 conditions per place. [2024-11-13 14:40:18,034 INFO L140 encePairwiseOnDemand]: 207/213 looper letters, 0 selfloop transitions, 0 changer transitions 184/184 dead transitions. [2024-11-13 14:40:18,034 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 188 places, 184 transitions, 460 flow [2024-11-13 14:40:18,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-13 14:40:18,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-11-13 14:40:18,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1112 transitions. [2024-11-13 14:40:18,038 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8701095461658842 [2024-11-13 14:40:18,038 INFO L175 Difference]: Start difference. First operand has 189 places, 181 transitions, 400 flow. Second operand 6 states and 1112 transitions. [2024-11-13 14:40:18,038 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 188 places, 184 transitions, 460 flow [2024-11-13 14:40:18,040 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 186 places, 184 transitions, 456 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-13 14:40:18,041 INFO L231 Difference]: Finished difference. Result has 186 places, 0 transitions, 0 flow [2024-11-13 14:40:18,042 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=213, PETRI_DIFFERENCE_MINUEND_FLOW=394, PETRI_DIFFERENCE_MINUEND_PLACES=181, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=180, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=180, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=0, PETRI_PLACES=186, PETRI_TRANSITIONS=0} [2024-11-13 14:40:18,042 INFO L277 CegarLoopForPetriNet]: 201 programPoint places, -15 predicate places. [2024-11-13 14:40:18,042 INFO L471 AbstractCegarLoop]: Abstraction has has 186 places, 0 transitions, 0 flow [2024-11-13 14:40:18,044 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 183.83333333333334) internal successors, (1103), 6 states have internal predecessors, (1103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 14:40:18,047 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (23 of 24 remaining) [2024-11-13 14:40:18,048 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (22 of 24 remaining) [2024-11-13 14:40:18,048 INFO L782 garLoopResultBuilder]: Registering result SAFE for location t1Err0ASSERT_VIOLATIONDATA_RACE (21 of 24 remaining) [2024-11-13 14:40:18,048 INFO L782 garLoopResultBuilder]: Registering result SAFE for location t1Err1ASSERT_VIOLATIONDATA_RACE (20 of 24 remaining) [2024-11-13 14:40:18,048 INFO L782 garLoopResultBuilder]: Registering result SAFE for location t1Err2ASSERT_VIOLATIONDATA_RACE (19 of 24 remaining) [2024-11-13 14:40:18,048 INFO L782 garLoopResultBuilder]: Registering result SAFE for location t1Err3ASSERT_VIOLATIONDATA_RACE (18 of 24 remaining) [2024-11-13 14:40:18,048 INFO L782 garLoopResultBuilder]: Registering result SAFE for location t1Err4ASSERT_VIOLATIONDATA_RACE (17 of 24 remaining) [2024-11-13 14:40:18,048 INFO L782 garLoopResultBuilder]: Registering result SAFE for location t2Err0ASSERT_VIOLATIONDATA_RACE (16 of 24 remaining) [2024-11-13 14:40:18,048 INFO L782 garLoopResultBuilder]: Registering result SAFE for location t2Err1ASSERT_VIOLATIONDATA_RACE (15 of 24 remaining) [2024-11-13 14:40:18,048 INFO L782 garLoopResultBuilder]: Registering result SAFE for location t2Err2ASSERT_VIOLATIONDATA_RACE (14 of 24 remaining) [2024-11-13 14:40:18,049 INFO L782 garLoopResultBuilder]: Registering result SAFE for location t2Err3ASSERT_VIOLATIONDATA_RACE (13 of 24 remaining) [2024-11-13 14:40:18,049 INFO L782 garLoopResultBuilder]: Registering result SAFE for location t2Err4ASSERT_VIOLATIONDATA_RACE (12 of 24 remaining) [2024-11-13 14:40:18,049 INFO L782 garLoopResultBuilder]: Registering result SAFE for location t2Err5ASSERT_VIOLATIONDATA_RACE (11 of 24 remaining) [2024-11-13 14:40:18,049 INFO L782 garLoopResultBuilder]: Registering result SAFE for location t1Err0ASSERT_VIOLATIONDATA_RACE (10 of 24 remaining) [2024-11-13 14:40:18,049 INFO L782 garLoopResultBuilder]: Registering result SAFE for location t1Err1ASSERT_VIOLATIONDATA_RACE (9 of 24 remaining) [2024-11-13 14:40:18,049 INFO L782 garLoopResultBuilder]: Registering result SAFE for location t1Err2ASSERT_VIOLATIONDATA_RACE (8 of 24 remaining) [2024-11-13 14:40:18,049 INFO L782 garLoopResultBuilder]: Registering result SAFE for location t1Err3ASSERT_VIOLATIONDATA_RACE (7 of 24 remaining) [2024-11-13 14:40:18,049 INFO L782 garLoopResultBuilder]: Registering result SAFE for location t1Err4ASSERT_VIOLATIONDATA_RACE (6 of 24 remaining) [2024-11-13 14:40:18,049 INFO L782 garLoopResultBuilder]: Registering result SAFE for location t2Err0ASSERT_VIOLATIONDATA_RACE (5 of 24 remaining) [2024-11-13 14:40:18,049 INFO L782 garLoopResultBuilder]: Registering result SAFE for location t2Err1ASSERT_VIOLATIONDATA_RACE (4 of 24 remaining) [2024-11-13 14:40:18,049 INFO L782 garLoopResultBuilder]: Registering result SAFE for location t2Err2ASSERT_VIOLATIONDATA_RACE (3 of 24 remaining) [2024-11-13 14:40:18,049 INFO L782 garLoopResultBuilder]: Registering result SAFE for location t2Err3ASSERT_VIOLATIONDATA_RACE (2 of 24 remaining) [2024-11-13 14:40:18,050 INFO L782 garLoopResultBuilder]: Registering result SAFE for location t2Err4ASSERT_VIOLATIONDATA_RACE (1 of 24 remaining) [2024-11-13 14:40:18,050 INFO L782 garLoopResultBuilder]: Registering result SAFE for location t2Err5ASSERT_VIOLATIONDATA_RACE (0 of 24 remaining) [2024-11-13 14:40:18,050 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-13 14:40:18,054 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:40:18,063 INFO L242 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-11-13 14:40:18,064 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-13 14:40:18,074 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.11 02:40:18 BasicIcfg [2024-11-13 14:40:18,075 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-13 14:40:18,075 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 14:40:18,075 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 14:40:18,076 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 14:40:18,077 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 02:40:09" (3/4) ... [2024-11-13 14:40:18,082 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-13 14:40:18,086 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure t1 [2024-11-13 14:40:18,086 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure t2 [2024-11-13 14:40:18,091 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2024-11-13 14:40:18,091 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-11-13 14:40:18,091 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-13 14:40:18,091 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-13 14:40:18,196 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94003be3-cb89-47d9-a5d2-b98e590ae48c/bin/uautomizer-verify-qhAvR1uOyd/witness.graphml [2024-11-13 14:40:18,196 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94003be3-cb89-47d9-a5d2-b98e590ae48c/bin/uautomizer-verify-qhAvR1uOyd/witness.yml [2024-11-13 14:40:18,196 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 14:40:18,198 INFO L158 Benchmark]: Toolchain (without parser) took 10692.81ms. Allocated memory was 142.6MB in the beginning and 310.4MB in the end (delta: 167.8MB). Free memory was 117.7MB in the beginning and 208.3MB in the end (delta: -90.6MB). Peak memory consumption was 74.1MB. Max. memory is 16.1GB. [2024-11-13 14:40:18,199 INFO L158 Benchmark]: CDTParser took 1.72ms. Allocated memory is still 142.6MB. Free memory is still 81.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 14:40:18,200 INFO L158 Benchmark]: CACSL2BoogieTranslator took 863.32ms. Allocated memory is still 142.6MB. Free memory was 117.4MB in the beginning and 87.5MB in the end (delta: 29.9MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-13 14:40:18,200 INFO L158 Benchmark]: Boogie Procedure Inliner took 87.93ms. Allocated memory is still 142.6MB. Free memory was 87.5MB in the beginning and 85.1MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 14:40:18,201 INFO L158 Benchmark]: Boogie Preprocessor took 49.68ms. Allocated memory is still 142.6MB. Free memory was 85.1MB in the beginning and 83.2MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 14:40:18,202 INFO L158 Benchmark]: RCFGBuilder took 890.80ms. Allocated memory is still 142.6MB. Free memory was 83.2MB in the beginning and 61.6MB in the end (delta: 21.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 14:40:18,203 INFO L158 Benchmark]: TraceAbstraction took 8672.84ms. Allocated memory was 142.6MB in the beginning and 310.4MB in the end (delta: 167.8MB). Free memory was 61.1MB in the beginning and 215.0MB in the end (delta: -153.9MB). Peak memory consumption was 174.8MB. Max. memory is 16.1GB. [2024-11-13 14:40:18,203 INFO L158 Benchmark]: Witness Printer took 121.05ms. Allocated memory is still 310.4MB. Free memory was 215.0MB in the beginning and 208.3MB in the end (delta: 6.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 14:40:18,205 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.72ms. Allocated memory is still 142.6MB. Free memory is still 81.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 863.32ms. Allocated memory is still 142.6MB. Free memory was 117.4MB in the beginning and 87.5MB in the end (delta: 29.9MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 87.93ms. Allocated memory is still 142.6MB. Free memory was 87.5MB in the beginning and 85.1MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 49.68ms. Allocated memory is still 142.6MB. Free memory was 85.1MB in the beginning and 83.2MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 890.80ms. Allocated memory is still 142.6MB. Free memory was 83.2MB in the beginning and 61.6MB in the end (delta: 21.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 8672.84ms. Allocated memory was 142.6MB in the beginning and 310.4MB in the end (delta: 167.8MB). Free memory was 61.1MB in the beginning and 215.0MB in the end (delta: -153.9MB). Peak memory consumption was 174.8MB. Max. memory is 16.1GB. * Witness Printer took 121.05ms. Allocated memory is still 310.4MB. Free memory was 215.0MB in the beginning and 208.3MB in the end (delta: 6.7MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 962]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 954]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 969]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 946]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 946]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1009]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 976]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 950]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 950]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 954]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 984]: 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 5 procedures, 357 locations, 24 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: 8.4s, OverallIterations: 7, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 4.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.2s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 279 SdHoareTripleChecker+Valid, 0.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 125 mSDsluCounter, 16 SdHoareTripleChecker+Invalid, 0.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 39 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 522 IncrementalHoareTripleChecker+Invalid, 561 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 39 mSolverCounterUnsat, 16 mSDtfsCounter, 522 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 25 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=780occurred in iteration=4, InterpolantAutomatonStates: 27, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.8s InterpolantComputationTime, 617 NumberOfCodeBlocks, 617 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 610 ConstructedInterpolants, 0 QuantifiedInterpolants, 1086 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 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 11 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-11-13 14:40:18,248 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94003be3-cb89-47d9-a5d2-b98e590ae48c/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE