./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/weaver/popl20-more-buffer-mult3.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61792cb7-3d8c-482d-8f93-4c99dc3b4cfe/bin/uautomizer-verify-qhAvR1uOyd/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61792cb7-3d8c-482d-8f93-4c99dc3b4cfe/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_61792cb7-3d8c-482d-8f93-4c99dc3b4cfe/bin/uautomizer-verify-qhAvR1uOyd/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61792cb7-3d8c-482d-8f93-4c99dc3b4cfe/bin/uautomizer-verify-qhAvR1uOyd/config/AutomizerReach.xml -i ../../sv-benchmarks/c/weaver/popl20-more-buffer-mult3.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61792cb7-3d8c-482d-8f93-4c99dc3b4cfe/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_61792cb7-3d8c-482d-8f93-4c99dc3b4cfe/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 7888761977ccc49b1a75199021e374591654c6a4364e63bfc6c86e1c7bb7d64b --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 14:20:39,027 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 14:20:39,130 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61792cb7-3d8c-482d-8f93-4c99dc3b4cfe/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-DataRace-32bit-Automizer_Default.epf [2024-11-13 14:20:39,135 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 14:20:39,135 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-13 14:20:39,170 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 14:20:39,172 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-13 14:20:39,172 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-13 14:20:39,172 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 14:20:39,172 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-13 14:20:39,173 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 14:20:39,173 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 14:20:39,173 INFO L153 SettingsManager]: * Use SBE=true [2024-11-13 14:20:39,173 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 14:20:39,173 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 14:20:39,173 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 14:20:39,174 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 14:20:39,174 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 14:20:39,174 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 14:20:39,174 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 14:20:39,174 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 14:20:39,174 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 14:20:39,174 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-11-13 14:20:39,174 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 14:20:39,174 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 14:20:39,175 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 14:20:39,175 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 14:20:39,175 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 14:20:39,175 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 14:20:39,175 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-13 14:20:39,175 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-13 14:20:39,175 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-13 14:20:39,175 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 14:20:39,177 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 14:20:39,178 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 14:20:39,178 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-13 14:20:39,178 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 14:20:39,178 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-13 14:20:39,178 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-13 14:20:39,178 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-13 14:20:39,178 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-13 14:20:39,178 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_61792cb7-3d8c-482d-8f93-4c99dc3b4cfe/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 -> 7888761977ccc49b1a75199021e374591654c6a4364e63bfc6c86e1c7bb7d64b [2024-11-13 14:20:39,506 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 14:20:39,515 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 14:20:39,517 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 14:20:39,519 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 14:20:39,519 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 14:20:39,520 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61792cb7-3d8c-482d-8f93-4c99dc3b4cfe/bin/uautomizer-verify-qhAvR1uOyd/../../sv-benchmarks/c/weaver/popl20-more-buffer-mult3.wvr.c Unable to find full path for "g++" [2024-11-13 14:20:41,486 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 14:20:41,767 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 14:20:41,767 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61792cb7-3d8c-482d-8f93-4c99dc3b4cfe/sv-benchmarks/c/weaver/popl20-more-buffer-mult3.wvr.c [2024-11-13 14:20:41,792 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61792cb7-3d8c-482d-8f93-4c99dc3b4cfe/bin/uautomizer-verify-qhAvR1uOyd/data/0bb33c0b0/448e233f06f5459ab938f5bed2e259fc/FLAG27b1df29f [2024-11-13 14:20:41,815 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61792cb7-3d8c-482d-8f93-4c99dc3b4cfe/bin/uautomizer-verify-qhAvR1uOyd/data/0bb33c0b0/448e233f06f5459ab938f5bed2e259fc [2024-11-13 14:20:41,819 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 14:20:41,821 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 14:20:41,823 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 14:20:41,823 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 14:20:41,829 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 14:20:41,830 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 02:20:41" (1/1) ... [2024-11-13 14:20:41,833 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5142458d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:20:41, skipping insertion in model container [2024-11-13 14:20:41,834 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 02:20:41" (1/1) ... [2024-11-13 14:20:41,857 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 14:20:42,085 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 14:20:42,096 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 14:20:42,146 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 14:20:42,162 INFO L204 MainTranslator]: Completed translation [2024-11-13 14:20:42,163 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:20:42 WrapperNode [2024-11-13 14:20:42,163 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 14:20:42,164 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 14:20:42,164 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 14:20:42,164 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 14:20:42,171 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:20:42" (1/1) ... [2024-11-13 14:20:42,181 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:20:42" (1/1) ... [2024-11-13 14:20:42,238 INFO L138 Inliner]: procedures = 26, calls = 61, calls flagged for inlining = 19, calls inlined = 23, statements flattened = 572 [2024-11-13 14:20:42,242 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 14:20:42,243 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 14:20:42,243 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 14:20:42,243 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 14:20:42,252 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:20:42" (1/1) ... [2024-11-13 14:20:42,253 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:20:42" (1/1) ... [2024-11-13 14:20:42,264 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:20:42" (1/1) ... [2024-11-13 14:20:42,264 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:20:42" (1/1) ... [2024-11-13 14:20:42,294 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:20:42" (1/1) ... [2024-11-13 14:20:42,305 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:20:42" (1/1) ... [2024-11-13 14:20:42,310 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:20:42" (1/1) ... [2024-11-13 14:20:42,314 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:20:42" (1/1) ... [2024-11-13 14:20:42,324 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 14:20:42,325 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 14:20:42,325 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 14:20:42,325 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 14:20:42,326 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:20:42" (1/1) ... [2024-11-13 14:20:42,339 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-13 14:20:42,352 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61792cb7-3d8c-482d-8f93-4c99dc3b4cfe/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:20:42,368 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61792cb7-3d8c-482d-8f93-4c99dc3b4cfe/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-13 14:20:42,372 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61792cb7-3d8c-482d-8f93-4c99dc3b4cfe/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-13 14:20:42,401 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 14:20:42,401 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 14:20:42,401 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 14:20:42,401 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-13 14:20:42,401 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-13 14:20:42,401 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-13 14:20:42,401 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-13 14:20:42,401 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-11-13 14:20:42,401 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-11-13 14:20:42,401 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-11-13 14:20:42,402 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-11-13 14:20:42,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 14:20:42,402 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-13 14:20:42,402 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-13 14:20:42,402 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-13 14:20:42,402 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 14:20:42,402 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 14:20:42,404 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 14:20:42,553 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 14:20:42,555 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 14:20:43,478 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-13 14:20:43,478 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 14:20:44,173 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 14:20:44,173 INFO L316 CfgBuilder]: Removed 6 assume(true) statements. [2024-11-13 14:20:44,174 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 02:20:44 BoogieIcfgContainer [2024-11-13 14:20:44,174 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 14:20:44,177 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-13 14:20:44,177 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-13 14:20:44,184 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-13 14:20:44,184 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 02:20:41" (1/3) ... [2024-11-13 14:20:44,186 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74103fc5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 02:20:44, skipping insertion in model container [2024-11-13 14:20:44,186 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:20:42" (2/3) ... [2024-11-13 14:20:44,186 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74103fc5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 02:20:44, skipping insertion in model container [2024-11-13 14:20:44,186 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 02:20:44" (3/3) ... [2024-11-13 14:20:44,188 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-more-buffer-mult3.wvr.c [2024-11-13 14:20:44,207 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-13 14:20:44,209 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG popl20-more-buffer-mult3.wvr.c that has 5 procedures, 371 locations, 1 initial locations, 6 loop locations, and 89 error locations. [2024-11-13 14:20:44,209 INFO L492 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-13 14:20:44,368 INFO L143 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2024-11-13 14:20:44,425 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 383 places, 389 transitions, 806 flow [2024-11-13 14:20:44,639 INFO L124 PetriNetUnfolderBase]: 19/385 cut-off events. [2024-11-13 14:20:44,641 INFO L125 PetriNetUnfolderBase]: For 4/4 co-relation queries the response was YES. [2024-11-13 14:20:44,649 INFO L83 FinitePrefix]: Finished finitePrefix Result has 402 conditions, 385 events. 19/385 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 15. Compared 565 event pairs, 0 based on Foata normal form. 0/277 useless extension candidates. Maximal degree in co-relation 336. Up to 2 conditions per place. [2024-11-13 14:20:44,649 INFO L82 GeneralOperation]: Start removeDead. Operand has 383 places, 389 transitions, 806 flow [2024-11-13 14:20:44,664 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 363 places, 368 transitions, 760 flow [2024-11-13 14:20:44,672 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-13 14:20:44,684 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;@4c90c5ed, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-13 14:20:44,684 INFO L334 AbstractCegarLoop]: Starting to check reachability of 163 error locations. [2024-11-13 14:20:44,693 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-11-13 14:20:44,693 INFO L124 PetriNetUnfolderBase]: 0/30 cut-off events. [2024-11-13 14:20:44,693 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-11-13 14:20:44,693 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 14:20:44,694 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:20:44,694 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 159 more)] === [2024-11-13 14:20:44,699 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:20:44,699 INFO L85 PathProgramCache]: Analyzing trace with hash -702370743, now seen corresponding path program 1 times [2024-11-13 14:20:44,708 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:20:44,708 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1163188472] [2024-11-13 14:20:44,708 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:20:44,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:20:44,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:20:44,906 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 14:20:44,907 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:20:44,907 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1163188472] [2024-11-13 14:20:44,908 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1163188472] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:20:44,908 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:20:44,908 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 14:20:44,913 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1279390486] [2024-11-13 14:20:44,914 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:20:44,921 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 14:20:44,927 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:20:44,950 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 14:20:44,951 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 14:20:44,983 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 276 out of 389 [2024-11-13 14:20:44,993 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 363 places, 368 transitions, 760 flow. Second operand has 3 states, 3 states have (on average 277.3333333333333) internal successors, (832), 3 states have internal predecessors, (832), 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 14:20:44,994 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 14:20:44,995 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 276 of 389 [2024-11-13 14:20:44,997 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 14:20:45,876 INFO L124 PetriNetUnfolderBase]: 745/1663 cut-off events. [2024-11-13 14:20:45,877 INFO L125 PetriNetUnfolderBase]: For 214/214 co-relation queries the response was YES. [2024-11-13 14:20:45,885 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2865 conditions, 1663 events. 745/1663 cut-off events. For 214/214 co-relation queries the response was YES. Maximal size of possible extension queue 91. Compared 8754 event pairs, 485 based on Foata normal form. 264/1770 useless extension candidates. Maximal degree in co-relation 2496. Up to 1008 conditions per place. [2024-11-13 14:20:45,902 INFO L140 encePairwiseOnDemand]: 305/389 looper letters, 26 selfloop transitions, 2 changer transitions 5/286 dead transitions. [2024-11-13 14:20:45,903 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 294 places, 286 transitions, 652 flow [2024-11-13 14:20:45,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 14:20:45,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 14:20:45,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 938 transitions. [2024-11-13 14:20:45,925 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.803770351328192 [2024-11-13 14:20:45,928 INFO L175 Difference]: Start difference. First operand has 363 places, 368 transitions, 760 flow. Second operand 3 states and 938 transitions. [2024-11-13 14:20:45,929 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 294 places, 286 transitions, 652 flow [2024-11-13 14:20:45,941 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 286 places, 286 transitions, 636 flow, removed 0 selfloop flow, removed 8 redundant places. [2024-11-13 14:20:45,949 INFO L231 Difference]: Finished difference. Result has 286 places, 281 transitions, 574 flow [2024-11-13 14:20:45,952 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=389, PETRI_DIFFERENCE_MINUEND_FLOW=580, PETRI_DIFFERENCE_MINUEND_PLACES=284, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=286, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=284, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=574, PETRI_PLACES=286, PETRI_TRANSITIONS=281} [2024-11-13 14:20:45,955 INFO L277 CegarLoopForPetriNet]: 363 programPoint places, -77 predicate places. [2024-11-13 14:20:45,956 INFO L471 AbstractCegarLoop]: Abstraction has has 286 places, 281 transitions, 574 flow [2024-11-13 14:20:45,956 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 277.3333333333333) internal successors, (832), 3 states have internal predecessors, (832), 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 14:20:45,957 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 14:20:45,957 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:20:45,957 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-13 14:20:45,957 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 159 more)] === [2024-11-13 14:20:45,958 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:20:45,958 INFO L85 PathProgramCache]: Analyzing trace with hash -1844033114, now seen corresponding path program 1 times [2024-11-13 14:20:45,958 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:20:45,958 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1995699678] [2024-11-13 14:20:45,958 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:20:45,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:20:45,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:20:46,052 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 14:20:46,052 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:20:46,052 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1995699678] [2024-11-13 14:20:46,053 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1995699678] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:20:46,054 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:20:46,054 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 14:20:46,055 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2059832930] [2024-11-13 14:20:46,055 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:20:46,056 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 14:20:46,056 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:20:46,058 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 14:20:46,058 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 14:20:46,078 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 276 out of 389 [2024-11-13 14:20:46,079 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 286 places, 281 transitions, 574 flow. Second operand has 3 states, 3 states have (on average 277.3333333333333) internal successors, (832), 3 states have internal predecessors, (832), 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 14:20:46,080 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 14:20:46,080 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 276 of 389 [2024-11-13 14:20:46,080 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 14:20:46,671 INFO L124 PetriNetUnfolderBase]: 745/1657 cut-off events. [2024-11-13 14:20:46,671 INFO L125 PetriNetUnfolderBase]: For 48/48 co-relation queries the response was YES. [2024-11-13 14:20:46,674 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2740 conditions, 1657 events. 745/1657 cut-off events. For 48/48 co-relation queries the response was YES. Maximal size of possible extension queue 91. Compared 8677 event pairs, 485 based on Foata normal form. 0/1506 useless extension candidates. Maximal degree in co-relation 2701. Up to 1008 conditions per place. [2024-11-13 14:20:46,683 INFO L140 encePairwiseOnDemand]: 386/389 looper letters, 26 selfloop transitions, 2 changer transitions 0/280 dead transitions. [2024-11-13 14:20:46,684 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 282 places, 280 transitions, 628 flow [2024-11-13 14:20:46,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 14:20:46,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 14:20:46,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 857 transitions. [2024-11-13 14:20:46,688 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7343616109682948 [2024-11-13 14:20:46,689 INFO L175 Difference]: Start difference. First operand has 286 places, 281 transitions, 574 flow. Second operand 3 states and 857 transitions. [2024-11-13 14:20:46,689 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 282 places, 280 transitions, 628 flow [2024-11-13 14:20:46,691 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 280 places, 280 transitions, 624 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-13 14:20:46,698 INFO L231 Difference]: Finished difference. Result has 280 places, 280 transitions, 572 flow [2024-11-13 14:20:46,699 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=389, PETRI_DIFFERENCE_MINUEND_FLOW=568, PETRI_DIFFERENCE_MINUEND_PLACES=278, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=280, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=278, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=572, PETRI_PLACES=280, PETRI_TRANSITIONS=280} [2024-11-13 14:20:46,700 INFO L277 CegarLoopForPetriNet]: 363 programPoint places, -83 predicate places. [2024-11-13 14:20:46,701 INFO L471 AbstractCegarLoop]: Abstraction has has 280 places, 280 transitions, 572 flow [2024-11-13 14:20:46,701 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 277.3333333333333) internal successors, (832), 3 states have internal predecessors, (832), 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 14:20:46,702 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 14:20:46,702 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:20:46,702 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-13 14:20:46,702 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 159 more)] === [2024-11-13 14:20:46,703 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:20:46,703 INFO L85 PathProgramCache]: Analyzing trace with hash -297244059, now seen corresponding path program 1 times [2024-11-13 14:20:46,703 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:20:46,703 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1034469536] [2024-11-13 14:20:46,703 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:20:46,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:20:46,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:20:46,794 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 14:20:46,795 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:20:46,795 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1034469536] [2024-11-13 14:20:46,795 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1034469536] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:20:46,799 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:20:46,799 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 14:20:46,799 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1000871063] [2024-11-13 14:20:46,799 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:20:46,799 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 14:20:46,799 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:20:46,800 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 14:20:46,800 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 14:20:46,828 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 276 out of 389 [2024-11-13 14:20:46,830 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 280 places, 280 transitions, 572 flow. Second operand has 3 states, 3 states have (on average 277.3333333333333) internal successors, (832), 3 states have internal predecessors, (832), 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 14:20:46,834 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 14:20:46,834 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 276 of 389 [2024-11-13 14:20:46,834 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 14:20:47,364 INFO L124 PetriNetUnfolderBase]: 745/1656 cut-off events. [2024-11-13 14:20:47,365 INFO L125 PetriNetUnfolderBase]: For 48/48 co-relation queries the response was YES. [2024-11-13 14:20:47,367 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2739 conditions, 1656 events. 745/1656 cut-off events. For 48/48 co-relation queries the response was YES. Maximal size of possible extension queue 91. Compared 8737 event pairs, 485 based on Foata normal form. 0/1506 useless extension candidates. Maximal degree in co-relation 2692. Up to 1008 conditions per place. [2024-11-13 14:20:47,374 INFO L140 encePairwiseOnDemand]: 386/389 looper letters, 26 selfloop transitions, 2 changer transitions 0/279 dead transitions. [2024-11-13 14:20:47,375 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 281 places, 279 transitions, 626 flow [2024-11-13 14:20:47,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 14:20:47,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 14:20:47,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 857 transitions. [2024-11-13 14:20:47,378 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7343616109682948 [2024-11-13 14:20:47,378 INFO L175 Difference]: Start difference. First operand has 280 places, 280 transitions, 572 flow. Second operand 3 states and 857 transitions. [2024-11-13 14:20:47,378 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 281 places, 279 transitions, 626 flow [2024-11-13 14:20:47,380 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 279 places, 279 transitions, 622 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-13 14:20:47,383 INFO L231 Difference]: Finished difference. Result has 279 places, 279 transitions, 570 flow [2024-11-13 14:20:47,384 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=389, PETRI_DIFFERENCE_MINUEND_FLOW=566, PETRI_DIFFERENCE_MINUEND_PLACES=277, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=279, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=277, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=570, PETRI_PLACES=279, PETRI_TRANSITIONS=279} [2024-11-13 14:20:47,385 INFO L277 CegarLoopForPetriNet]: 363 programPoint places, -84 predicate places. [2024-11-13 14:20:47,385 INFO L471 AbstractCegarLoop]: Abstraction has has 279 places, 279 transitions, 570 flow [2024-11-13 14:20:47,385 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 277.3333333333333) internal successors, (832), 3 states have internal predecessors, (832), 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 14:20:47,386 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 14:20:47,386 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:20:47,386 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-13 14:20:47,386 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 159 more)] === [2024-11-13 14:20:47,387 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:20:47,387 INFO L85 PathProgramCache]: Analyzing trace with hash -1713995936, now seen corresponding path program 1 times [2024-11-13 14:20:47,387 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:20:47,387 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1339472227] [2024-11-13 14:20:47,387 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:20:47,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:20:47,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:20:47,455 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 14:20:47,455 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:20:47,455 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1339472227] [2024-11-13 14:20:47,455 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1339472227] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:20:47,456 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:20:47,456 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 14:20:47,456 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [863776189] [2024-11-13 14:20:47,456 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:20:47,456 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 14:20:47,457 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:20:47,457 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 14:20:47,457 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 14:20:47,483 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 276 out of 389 [2024-11-13 14:20:47,484 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 279 places, 279 transitions, 570 flow. Second operand has 3 states, 3 states have (on average 277.3333333333333) internal successors, (832), 3 states have internal predecessors, (832), 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 14:20:47,485 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 14:20:47,485 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 276 of 389 [2024-11-13 14:20:47,485 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 14:20:47,904 INFO L124 PetriNetUnfolderBase]: 745/1655 cut-off events. [2024-11-13 14:20:47,905 INFO L125 PetriNetUnfolderBase]: For 48/48 co-relation queries the response was YES. [2024-11-13 14:20:47,908 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2738 conditions, 1655 events. 745/1655 cut-off events. For 48/48 co-relation queries the response was YES. Maximal size of possible extension queue 91. Compared 8765 event pairs, 485 based on Foata normal form. 0/1506 useless extension candidates. Maximal degree in co-relation 2683. Up to 1008 conditions per place. [2024-11-13 14:20:47,916 INFO L140 encePairwiseOnDemand]: 386/389 looper letters, 26 selfloop transitions, 2 changer transitions 0/278 dead transitions. [2024-11-13 14:20:47,917 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 280 places, 278 transitions, 624 flow [2024-11-13 14:20:47,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 14:20:47,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 14:20:47,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 857 transitions. [2024-11-13 14:20:47,920 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7343616109682948 [2024-11-13 14:20:47,921 INFO L175 Difference]: Start difference. First operand has 279 places, 279 transitions, 570 flow. Second operand 3 states and 857 transitions. [2024-11-13 14:20:47,921 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 280 places, 278 transitions, 624 flow [2024-11-13 14:20:47,923 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 278 places, 278 transitions, 620 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-13 14:20:47,927 INFO L231 Difference]: Finished difference. Result has 278 places, 278 transitions, 568 flow [2024-11-13 14:20:47,928 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=389, PETRI_DIFFERENCE_MINUEND_FLOW=564, PETRI_DIFFERENCE_MINUEND_PLACES=276, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=278, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=276, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=568, PETRI_PLACES=278, PETRI_TRANSITIONS=278} [2024-11-13 14:20:47,929 INFO L277 CegarLoopForPetriNet]: 363 programPoint places, -85 predicate places. [2024-11-13 14:20:47,929 INFO L471 AbstractCegarLoop]: Abstraction has has 278 places, 278 transitions, 568 flow [2024-11-13 14:20:47,930 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 277.3333333333333) internal successors, (832), 3 states have internal predecessors, (832), 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 14:20:47,930 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 14:20:47,931 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:20:47,931 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-13 14:20:47,931 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 159 more)] === [2024-11-13 14:20:47,931 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:20:47,932 INFO L85 PathProgramCache]: Analyzing trace with hash -1893176008, now seen corresponding path program 1 times [2024-11-13 14:20:47,932 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:20:47,932 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1579081812] [2024-11-13 14:20:47,932 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:20:47,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:20:47,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:20:48,030 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 14:20:48,031 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:20:48,031 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1579081812] [2024-11-13 14:20:48,031 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1579081812] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:20:48,031 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:20:48,031 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 14:20:48,031 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1329091460] [2024-11-13 14:20:48,031 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:20:48,031 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 14:20:48,032 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:20:48,032 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 14:20:48,032 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 14:20:48,054 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 276 out of 389 [2024-11-13 14:20:48,056 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 278 places, 278 transitions, 568 flow. Second operand has 3 states, 3 states have (on average 277.3333333333333) internal successors, (832), 3 states have internal predecessors, (832), 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 14:20:48,056 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 14:20:48,056 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 276 of 389 [2024-11-13 14:20:48,056 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 14:20:48,580 INFO L124 PetriNetUnfolderBase]: 745/1654 cut-off events. [2024-11-13 14:20:48,580 INFO L125 PetriNetUnfolderBase]: For 48/48 co-relation queries the response was YES. [2024-11-13 14:20:48,584 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2737 conditions, 1654 events. 745/1654 cut-off events. For 48/48 co-relation queries the response was YES. Maximal size of possible extension queue 91. Compared 8810 event pairs, 485 based on Foata normal form. 0/1506 useless extension candidates. Maximal degree in co-relation 2674. Up to 1008 conditions per place. [2024-11-13 14:20:48,593 INFO L140 encePairwiseOnDemand]: 386/389 looper letters, 26 selfloop transitions, 2 changer transitions 0/277 dead transitions. [2024-11-13 14:20:48,594 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 279 places, 277 transitions, 622 flow [2024-11-13 14:20:48,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 14:20:48,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 14:20:48,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 857 transitions. [2024-11-13 14:20:48,598 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7343616109682948 [2024-11-13 14:20:48,598 INFO L175 Difference]: Start difference. First operand has 278 places, 278 transitions, 568 flow. Second operand 3 states and 857 transitions. [2024-11-13 14:20:48,598 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 279 places, 277 transitions, 622 flow [2024-11-13 14:20:48,600 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 277 places, 277 transitions, 618 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-13 14:20:48,605 INFO L231 Difference]: Finished difference. Result has 277 places, 277 transitions, 566 flow [2024-11-13 14:20:48,605 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=389, PETRI_DIFFERENCE_MINUEND_FLOW=562, PETRI_DIFFERENCE_MINUEND_PLACES=275, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=277, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=275, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=566, PETRI_PLACES=277, PETRI_TRANSITIONS=277} [2024-11-13 14:20:48,608 INFO L277 CegarLoopForPetriNet]: 363 programPoint places, -86 predicate places. [2024-11-13 14:20:48,609 INFO L471 AbstractCegarLoop]: Abstraction has has 277 places, 277 transitions, 566 flow [2024-11-13 14:20:48,609 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 277.3333333333333) internal successors, (832), 3 states have internal predecessors, (832), 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 14:20:48,609 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 14:20:48,610 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:20:48,610 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-13 14:20:48,610 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 159 more)] === [2024-11-13 14:20:48,611 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:20:48,611 INFO L85 PathProgramCache]: Analyzing trace with hash -1046296313, now seen corresponding path program 1 times [2024-11-13 14:20:48,611 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:20:48,611 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1908302316] [2024-11-13 14:20:48,611 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:20:48,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:20:48,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:20:48,722 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 14:20:48,722 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:20:48,722 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1908302316] [2024-11-13 14:20:48,722 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1908302316] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:20:48,722 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:20:48,722 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 14:20:48,723 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [311342866] [2024-11-13 14:20:48,723 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:20:48,723 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 14:20:48,723 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:20:48,724 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 14:20:48,724 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 14:20:48,738 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 280 out of 389 [2024-11-13 14:20:48,739 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 277 places, 277 transitions, 566 flow. Second operand has 3 states, 3 states have (on average 281.0) internal successors, (843), 3 states have internal predecessors, (843), 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 14:20:48,740 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 14:20:48,740 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 280 of 389 [2024-11-13 14:20:48,740 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 14:20:49,322 INFO L124 PetriNetUnfolderBase]: 982/2271 cut-off events. [2024-11-13 14:20:49,322 INFO L125 PetriNetUnfolderBase]: For 67/67 co-relation queries the response was YES. [2024-11-13 14:20:49,326 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3687 conditions, 2271 events. 982/2271 cut-off events. For 67/67 co-relation queries the response was YES. Maximal size of possible extension queue 121. Compared 14025 event pairs, 307 based on Foata normal form. 0/2051 useless extension candidates. Maximal degree in co-relation 3616. Up to 714 conditions per place. [2024-11-13 14:20:49,335 INFO L140 encePairwiseOnDemand]: 386/389 looper letters, 40 selfloop transitions, 2 changer transitions 0/293 dead transitions. [2024-11-13 14:20:49,335 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 278 places, 293 transitions, 687 flow [2024-11-13 14:20:49,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 14:20:49,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 14:20:49,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 883 transitions. [2024-11-13 14:20:49,338 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7566409597257926 [2024-11-13 14:20:49,338 INFO L175 Difference]: Start difference. First operand has 277 places, 277 transitions, 566 flow. Second operand 3 states and 883 transitions. [2024-11-13 14:20:49,338 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 278 places, 293 transitions, 687 flow [2024-11-13 14:20:49,340 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 276 places, 293 transitions, 683 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-13 14:20:49,343 INFO L231 Difference]: Finished difference. Result has 277 places, 277 transitions, 570 flow [2024-11-13 14:20:49,344 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=389, PETRI_DIFFERENCE_MINUEND_FLOW=560, PETRI_DIFFERENCE_MINUEND_PLACES=274, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=276, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=274, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=570, PETRI_PLACES=277, PETRI_TRANSITIONS=277} [2024-11-13 14:20:49,345 INFO L277 CegarLoopForPetriNet]: 363 programPoint places, -86 predicate places. [2024-11-13 14:20:49,345 INFO L471 AbstractCegarLoop]: Abstraction has has 277 places, 277 transitions, 570 flow [2024-11-13 14:20:49,345 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 281.0) internal successors, (843), 3 states have internal predecessors, (843), 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 14:20:49,345 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 14:20:49,345 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 14:20:49,346 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-13 14:20:49,346 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 159 more)] === [2024-11-13 14:20:49,346 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:20:49,346 INFO L85 PathProgramCache]: Analyzing trace with hash 886148394, now seen corresponding path program 1 times [2024-11-13 14:20:49,346 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:20:49,346 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [65499361] [2024-11-13 14:20:49,346 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:20:49,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:20:49,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:20:49,389 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 14:20:49,389 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:20:49,390 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [65499361] [2024-11-13 14:20:49,390 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [65499361] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:20:49,390 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:20:49,390 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 14:20:49,390 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [141540650] [2024-11-13 14:20:49,390 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:20:49,390 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 14:20:49,391 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:20:49,391 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 14:20:49,391 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 14:20:49,400 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 277 out of 389 [2024-11-13 14:20:49,402 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 277 places, 277 transitions, 570 flow. Second operand has 3 states, 3 states have (on average 278.3333333333333) internal successors, (835), 3 states have internal predecessors, (835), 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 14:20:49,402 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 14:20:49,402 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 277 of 389 [2024-11-13 14:20:49,402 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 14:20:49,945 INFO L124 PetriNetUnfolderBase]: 982/2290 cut-off events. [2024-11-13 14:20:49,945 INFO L125 PetriNetUnfolderBase]: For 225/225 co-relation queries the response was YES. [2024-11-13 14:20:49,950 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3945 conditions, 2290 events. 982/2290 cut-off events. For 225/225 co-relation queries the response was YES. Maximal size of possible extension queue 121. Compared 14507 event pairs, 665 based on Foata normal form. 0/2065 useless extension candidates. Maximal degree in co-relation 2132. Up to 1327 conditions per place. [2024-11-13 14:20:49,960 INFO L140 encePairwiseOnDemand]: 386/389 looper letters, 26 selfloop transitions, 2 changer transitions 0/276 dead transitions. [2024-11-13 14:20:49,960 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 278 places, 276 transitions, 624 flow [2024-11-13 14:20:49,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 14:20:49,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 14:20:49,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 859 transitions. [2024-11-13 14:20:49,963 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7360754070265638 [2024-11-13 14:20:49,963 INFO L175 Difference]: Start difference. First operand has 277 places, 277 transitions, 570 flow. Second operand 3 states and 859 transitions. [2024-11-13 14:20:49,963 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 278 places, 276 transitions, 624 flow [2024-11-13 14:20:49,965 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 277 places, 276 transitions, 622 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-13 14:20:49,968 INFO L231 Difference]: Finished difference. Result has 277 places, 276 transitions, 570 flow [2024-11-13 14:20:49,968 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=389, PETRI_DIFFERENCE_MINUEND_FLOW=566, PETRI_DIFFERENCE_MINUEND_PLACES=275, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=276, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=274, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=570, PETRI_PLACES=277, PETRI_TRANSITIONS=276} [2024-11-13 14:20:49,969 INFO L277 CegarLoopForPetriNet]: 363 programPoint places, -86 predicate places. [2024-11-13 14:20:49,969 INFO L471 AbstractCegarLoop]: Abstraction has has 277 places, 276 transitions, 570 flow [2024-11-13 14:20:49,969 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 278.3333333333333) internal successors, (835), 3 states have internal predecessors, (835), 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 14:20:49,970 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 14:20:49,970 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:20:49,970 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-13 14:20:49,970 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 159 more)] === [2024-11-13 14:20:49,970 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:20:49,970 INFO L85 PathProgramCache]: Analyzing trace with hash -1883005709, now seen corresponding path program 1 times [2024-11-13 14:20:49,970 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:20:49,970 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1901991396] [2024-11-13 14:20:49,971 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:20:49,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:20:49,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:20:50,044 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 14:20:50,044 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:20:50,045 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1901991396] [2024-11-13 14:20:50,045 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1901991396] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:20:50,045 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:20:50,045 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 14:20:50,045 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1896524791] [2024-11-13 14:20:50,045 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:20:50,045 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 14:20:50,046 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:20:50,046 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 14:20:50,046 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 14:20:50,072 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 276 out of 389 [2024-11-13 14:20:50,073 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 277 places, 276 transitions, 570 flow. Second operand has 3 states, 3 states have (on average 277.3333333333333) internal successors, (832), 3 states have internal predecessors, (832), 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 14:20:50,073 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 14:20:50,073 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 276 of 389 [2024-11-13 14:20:50,073 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 14:20:50,578 INFO L124 PetriNetUnfolderBase]: 982/2289 cut-off events. [2024-11-13 14:20:50,578 INFO L125 PetriNetUnfolderBase]: For 224/224 co-relation queries the response was YES. [2024-11-13 14:20:50,583 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3868 conditions, 2289 events. 982/2289 cut-off events. For 224/224 co-relation queries the response was YES. Maximal size of possible extension queue 121. Compared 14528 event pairs, 665 based on Foata normal form. 0/2065 useless extension candidates. Maximal degree in co-relation 3788. Up to 1328 conditions per place. [2024-11-13 14:20:50,591 INFO L140 encePairwiseOnDemand]: 386/389 looper letters, 27 selfloop transitions, 2 changer transitions 0/275 dead transitions. [2024-11-13 14:20:50,592 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 278 places, 275 transitions, 626 flow [2024-11-13 14:20:50,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 14:20:50,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 14:20:50,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 857 transitions. [2024-11-13 14:20:50,594 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7343616109682948 [2024-11-13 14:20:50,595 INFO L175 Difference]: Start difference. First operand has 277 places, 276 transitions, 570 flow. Second operand 3 states and 857 transitions. [2024-11-13 14:20:50,595 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 278 places, 275 transitions, 626 flow [2024-11-13 14:20:50,598 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 276 places, 275 transitions, 622 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-13 14:20:50,600 INFO L231 Difference]: Finished difference. Result has 276 places, 275 transitions, 568 flow [2024-11-13 14:20:50,601 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=389, PETRI_DIFFERENCE_MINUEND_FLOW=564, PETRI_DIFFERENCE_MINUEND_PLACES=274, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=275, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=273, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=568, PETRI_PLACES=276, PETRI_TRANSITIONS=275} [2024-11-13 14:20:50,601 INFO L277 CegarLoopForPetriNet]: 363 programPoint places, -87 predicate places. [2024-11-13 14:20:50,601 INFO L471 AbstractCegarLoop]: Abstraction has has 276 places, 275 transitions, 568 flow [2024-11-13 14:20:50,602 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 277.3333333333333) internal successors, (832), 3 states have internal predecessors, (832), 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 14:20:50,602 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 14:20:50,602 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:20:50,602 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-13 14:20:50,602 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 159 more)] === [2024-11-13 14:20:50,603 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:20:50,603 INFO L85 PathProgramCache]: Analyzing trace with hash -1657154219, now seen corresponding path program 1 times [2024-11-13 14:20:50,603 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:20:50,603 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [37317500] [2024-11-13 14:20:50,603 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:20:50,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:20:50,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:20:50,645 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 14:20:50,645 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:20:50,645 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [37317500] [2024-11-13 14:20:50,646 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [37317500] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:20:50,646 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:20:50,646 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 14:20:50,646 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [937263145] [2024-11-13 14:20:50,646 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:20:50,646 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 14:20:50,647 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:20:50,647 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 14:20:50,647 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 14:20:50,657 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 280 out of 389 [2024-11-13 14:20:50,658 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 276 places, 275 transitions, 568 flow. Second operand has 3 states, 3 states have (on average 281.0) internal successors, (843), 3 states have internal predecessors, (843), 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 14:20:50,658 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 14:20:50,658 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 280 of 389 [2024-11-13 14:20:50,658 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 14:20:51,264 INFO L124 PetriNetUnfolderBase]: 1232/2782 cut-off events. [2024-11-13 14:20:51,264 INFO L125 PetriNetUnfolderBase]: For 291/291 co-relation queries the response was YES. [2024-11-13 14:20:51,271 INFO L83 FinitePrefix]: Finished finitePrefix Result has 4738 conditions, 2782 events. 1232/2782 cut-off events. For 291/291 co-relation queries the response was YES. Maximal size of possible extension queue 152. Compared 18058 event pairs, 472 based on Foata normal form. 0/2524 useless extension candidates. Maximal degree in co-relation 4650. Up to 903 conditions per place. [2024-11-13 14:20:51,282 INFO L140 encePairwiseOnDemand]: 386/389 looper letters, 41 selfloop transitions, 2 changer transitions 0/291 dead transitions. [2024-11-13 14:20:51,282 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 277 places, 291 transitions, 694 flow [2024-11-13 14:20:51,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 14:20:51,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 14:20:51,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 882 transitions. [2024-11-13 14:20:51,284 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7557840616966581 [2024-11-13 14:20:51,284 INFO L175 Difference]: Start difference. First operand has 276 places, 275 transitions, 568 flow. Second operand 3 states and 882 transitions. [2024-11-13 14:20:51,285 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 277 places, 291 transitions, 694 flow [2024-11-13 14:20:51,287 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 275 places, 291 transitions, 690 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-13 14:20:51,291 INFO L231 Difference]: Finished difference. Result has 276 places, 275 transitions, 572 flow [2024-11-13 14:20:51,291 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=389, PETRI_DIFFERENCE_MINUEND_FLOW=562, PETRI_DIFFERENCE_MINUEND_PLACES=273, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=274, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=272, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=572, PETRI_PLACES=276, PETRI_TRANSITIONS=275} [2024-11-13 14:20:51,292 INFO L277 CegarLoopForPetriNet]: 363 programPoint places, -87 predicate places. [2024-11-13 14:20:51,293 INFO L471 AbstractCegarLoop]: Abstraction has has 276 places, 275 transitions, 572 flow [2024-11-13 14:20:51,293 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 281.0) internal successors, (843), 3 states have internal predecessors, (843), 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 14:20:51,293 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 14:20:51,293 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:20:51,293 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-13 14:20:51,294 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 159 more)] === [2024-11-13 14:20:51,294 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:20:51,294 INFO L85 PathProgramCache]: Analyzing trace with hash 436110337, now seen corresponding path program 1 times [2024-11-13 14:20:51,294 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:20:51,294 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [391910726] [2024-11-13 14:20:51,294 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:20:51,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:20:51,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:20:51,341 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 14:20:51,341 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:20:51,341 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [391910726] [2024-11-13 14:20:51,341 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [391910726] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:20:51,341 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:20:51,341 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 14:20:51,341 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [844704971] [2024-11-13 14:20:51,341 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:20:51,342 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 14:20:51,342 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:20:51,342 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 14:20:51,342 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 14:20:51,358 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 277 out of 389 [2024-11-13 14:20:51,359 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 276 places, 275 transitions, 572 flow. Second operand has 3 states, 3 states have (on average 278.3333333333333) internal successors, (835), 3 states have internal predecessors, (835), 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 14:20:51,359 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 14:20:51,359 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 277 of 389 [2024-11-13 14:20:51,359 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 14:20:51,976 INFO L124 PetriNetUnfolderBase]: 1232/2973 cut-off events. [2024-11-13 14:20:51,976 INFO L125 PetriNetUnfolderBase]: For 463/463 co-relation queries the response was YES. [2024-11-13 14:20:51,983 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5189 conditions, 2973 events. 1232/2973 cut-off events. For 463/463 co-relation queries the response was YES. Maximal size of possible extension queue 165. Compared 21055 event pairs, 858 based on Foata normal form. 0/2661 useless extension candidates. Maximal degree in co-relation 3076. Up to 1665 conditions per place. [2024-11-13 14:20:51,995 INFO L140 encePairwiseOnDemand]: 386/389 looper letters, 27 selfloop transitions, 2 changer transitions 0/274 dead transitions. [2024-11-13 14:20:51,995 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 277 places, 274 transitions, 628 flow [2024-11-13 14:20:51,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 14:20:51,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 14:20:51,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 859 transitions. [2024-11-13 14:20:51,997 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7360754070265638 [2024-11-13 14:20:51,998 INFO L175 Difference]: Start difference. First operand has 276 places, 275 transitions, 572 flow. Second operand 3 states and 859 transitions. [2024-11-13 14:20:51,998 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 277 places, 274 transitions, 628 flow [2024-11-13 14:20:52,000 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 276 places, 274 transitions, 626 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-13 14:20:52,003 INFO L231 Difference]: Finished difference. Result has 276 places, 274 transitions, 572 flow [2024-11-13 14:20:52,003 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=389, PETRI_DIFFERENCE_MINUEND_FLOW=568, PETRI_DIFFERENCE_MINUEND_PLACES=274, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=274, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=272, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=572, PETRI_PLACES=276, PETRI_TRANSITIONS=274} [2024-11-13 14:20:52,004 INFO L277 CegarLoopForPetriNet]: 363 programPoint places, -87 predicate places. [2024-11-13 14:20:52,004 INFO L471 AbstractCegarLoop]: Abstraction has has 276 places, 274 transitions, 572 flow [2024-11-13 14:20:52,005 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 278.3333333333333) internal successors, (835), 3 states have internal predecessors, (835), 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 14:20:52,005 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 14:20:52,005 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:20:52,005 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-13 14:20:52,005 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 159 more)] === [2024-11-13 14:20:52,006 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:20:52,006 INFO L85 PathProgramCache]: Analyzing trace with hash -111148817, now seen corresponding path program 1 times [2024-11-13 14:20:52,006 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:20:52,006 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [262489594] [2024-11-13 14:20:52,006 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:20:52,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:20:52,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:20:52,070 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 14:20:52,070 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:20:52,071 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [262489594] [2024-11-13 14:20:52,071 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [262489594] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:20:52,071 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:20:52,075 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 14:20:52,075 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [542130575] [2024-11-13 14:20:52,075 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:20:52,075 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 14:20:52,075 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:20:52,076 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 14:20:52,076 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 14:20:52,092 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 280 out of 389 [2024-11-13 14:20:52,093 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 276 places, 274 transitions, 572 flow. Second operand has 3 states, 3 states have (on average 281.0) internal successors, (843), 3 states have internal predecessors, (843), 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 14:20:52,093 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 14:20:52,093 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 280 of 389 [2024-11-13 14:20:52,093 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 14:20:52,794 INFO L124 PetriNetUnfolderBase]: 1232/2972 cut-off events. [2024-11-13 14:20:52,794 INFO L125 PetriNetUnfolderBase]: For 462/462 co-relation queries the response was YES. [2024-11-13 14:20:52,801 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5102 conditions, 2972 events. 1232/2972 cut-off events. For 462/462 co-relation queries the response was YES. Maximal size of possible extension queue 165. Compared 21037 event pairs, 858 based on Foata normal form. 0/2661 useless extension candidates. Maximal degree in co-relation 5005. Up to 1663 conditions per place. [2024-11-13 14:20:52,812 INFO L140 encePairwiseOnDemand]: 387/389 looper letters, 26 selfloop transitions, 1 changer transitions 0/273 dead transitions. [2024-11-13 14:20:52,813 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 277 places, 273 transitions, 624 flow [2024-11-13 14:20:52,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 14:20:52,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 14:20:52,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 866 transitions. [2024-11-13 14:20:52,815 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7420736932305055 [2024-11-13 14:20:52,816 INFO L175 Difference]: Start difference. First operand has 276 places, 274 transitions, 572 flow. Second operand 3 states and 866 transitions. [2024-11-13 14:20:52,816 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 277 places, 273 transitions, 624 flow [2024-11-13 14:20:52,818 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 275 places, 273 transitions, 620 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-13 14:20:52,821 INFO L231 Difference]: Finished difference. Result has 275 places, 273 transitions, 568 flow [2024-11-13 14:20:52,822 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=389, PETRI_DIFFERENCE_MINUEND_FLOW=566, PETRI_DIFFERENCE_MINUEND_PLACES=273, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=273, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=272, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=568, PETRI_PLACES=275, PETRI_TRANSITIONS=273} [2024-11-13 14:20:52,822 INFO L277 CegarLoopForPetriNet]: 363 programPoint places, -88 predicate places. [2024-11-13 14:20:52,822 INFO L471 AbstractCegarLoop]: Abstraction has has 275 places, 273 transitions, 568 flow [2024-11-13 14:20:52,823 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 281.0) internal successors, (843), 3 states have internal predecessors, (843), 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 14:20:52,823 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 14:20:52,823 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:20:52,824 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-13 14:20:52,824 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 159 more)] === [2024-11-13 14:20:52,824 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:20:52,824 INFO L85 PathProgramCache]: Analyzing trace with hash 2116307924, now seen corresponding path program 1 times [2024-11-13 14:20:52,824 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:20:52,824 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [892239939] [2024-11-13 14:20:52,825 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:20:52,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:20:52,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:20:52,935 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 14:20:52,935 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:20:52,935 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [892239939] [2024-11-13 14:20:52,936 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [892239939] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:20:52,936 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:20:52,936 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 14:20:52,936 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [691377509] [2024-11-13 14:20:52,936 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:20:52,936 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 14:20:52,938 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:20:52,938 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 14:20:52,938 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 14:20:52,951 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 277 out of 389 [2024-11-13 14:20:52,953 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 275 places, 273 transitions, 568 flow. Second operand has 3 states, 3 states have (on average 278.3333333333333) internal successors, (835), 3 states have internal predecessors, (835), 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 14:20:52,953 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 14:20:52,953 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 277 of 389 [2024-11-13 14:20:52,953 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 14:20:53,619 INFO L124 PetriNetUnfolderBase]: 1232/2971 cut-off events. [2024-11-13 14:20:53,619 INFO L125 PetriNetUnfolderBase]: For 462/462 co-relation queries the response was YES. [2024-11-13 14:20:53,635 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5102 conditions, 2971 events. 1232/2971 cut-off events. For 462/462 co-relation queries the response was YES. Maximal size of possible extension queue 165. Compared 21033 event pairs, 858 based on Foata normal form. 0/2661 useless extension candidates. Maximal degree in co-relation 5005. Up to 1665 conditions per place. [2024-11-13 14:20:53,655 INFO L140 encePairwiseOnDemand]: 386/389 looper letters, 27 selfloop transitions, 2 changer transitions 0/272 dead transitions. [2024-11-13 14:20:53,656 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 276 places, 272 transitions, 624 flow [2024-11-13 14:20:53,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 14:20:53,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 14:20:53,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 859 transitions. [2024-11-13 14:20:53,659 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7360754070265638 [2024-11-13 14:20:53,659 INFO L175 Difference]: Start difference. First operand has 275 places, 273 transitions, 568 flow. Second operand 3 states and 859 transitions. [2024-11-13 14:20:53,659 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 276 places, 272 transitions, 624 flow [2024-11-13 14:20:53,662 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 275 places, 272 transitions, 623 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-13 14:20:53,665 INFO L231 Difference]: Finished difference. Result has 275 places, 272 transitions, 569 flow [2024-11-13 14:20:53,665 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=389, PETRI_DIFFERENCE_MINUEND_FLOW=565, PETRI_DIFFERENCE_MINUEND_PLACES=273, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=272, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=270, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=569, PETRI_PLACES=275, PETRI_TRANSITIONS=272} [2024-11-13 14:20:53,668 INFO L277 CegarLoopForPetriNet]: 363 programPoint places, -88 predicate places. [2024-11-13 14:20:53,668 INFO L471 AbstractCegarLoop]: Abstraction has has 275 places, 272 transitions, 569 flow [2024-11-13 14:20:53,669 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 278.3333333333333) internal successors, (835), 3 states have internal predecessors, (835), 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 14:20:53,669 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 14:20:53,669 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:20:53,669 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-13 14:20:53,669 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 159 more)] === [2024-11-13 14:20:53,670 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:20:53,670 INFO L85 PathProgramCache]: Analyzing trace with hash 1299497308, now seen corresponding path program 1 times [2024-11-13 14:20:53,670 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:20:53,670 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1770525603] [2024-11-13 14:20:53,670 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:20:53,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:20:53,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:20:54,526 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 14:20:54,526 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:20:54,527 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1770525603] [2024-11-13 14:20:54,527 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1770525603] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:20:54,527 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:20:54,527 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-13 14:20:54,527 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1143726010] [2024-11-13 14:20:54,527 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:20:54,527 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-13 14:20:54,528 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:20:54,528 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-13 14:20:54,529 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-13 14:20:54,734 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 256 out of 389 [2024-11-13 14:20:54,736 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 275 places, 272 transitions, 569 flow. Second operand has 6 states, 6 states have (on average 257.5) internal successors, (1545), 6 states have internal predecessors, (1545), 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 14:20:54,736 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 14:20:54,736 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 256 of 389 [2024-11-13 14:20:54,736 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 14:20:55,375 INFO L124 PetriNetUnfolderBase]: 1232/2969 cut-off events. [2024-11-13 14:20:55,375 INFO L125 PetriNetUnfolderBase]: For 462/462 co-relation queries the response was YES. [2024-11-13 14:20:55,383 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5123 conditions, 2969 events. 1232/2969 cut-off events. For 462/462 co-relation queries the response was YES. Maximal size of possible extension queue 165. Compared 21052 event pairs, 858 based on Foata normal form. 0/2661 useless extension candidates. Maximal degree in co-relation 5027. Up to 1678 conditions per place. [2024-11-13 14:20:55,395 INFO L140 encePairwiseOnDemand]: 377/389 looper letters, 40 selfloop transitions, 10 changer transitions 0/270 dead transitions. [2024-11-13 14:20:55,395 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 278 places, 270 transitions, 665 flow [2024-11-13 14:20:55,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-13 14:20:55,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-11-13 14:20:55,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1586 transitions. [2024-11-13 14:20:55,399 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.6795201371036846 [2024-11-13 14:20:55,400 INFO L175 Difference]: Start difference. First operand has 275 places, 272 transitions, 569 flow. Second operand 6 states and 1586 transitions. [2024-11-13 14:20:55,400 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 278 places, 270 transitions, 665 flow [2024-11-13 14:20:55,403 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 276 places, 270 transitions, 661 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-13 14:20:55,406 INFO L231 Difference]: Finished difference. Result has 276 places, 270 transitions, 581 flow [2024-11-13 14:20:55,406 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=389, PETRI_DIFFERENCE_MINUEND_FLOW=561, PETRI_DIFFERENCE_MINUEND_PLACES=271, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=270, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=10, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=260, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=581, PETRI_PLACES=276, PETRI_TRANSITIONS=270} [2024-11-13 14:20:55,408 INFO L277 CegarLoopForPetriNet]: 363 programPoint places, -87 predicate places. [2024-11-13 14:20:55,408 INFO L471 AbstractCegarLoop]: Abstraction has has 276 places, 270 transitions, 581 flow [2024-11-13 14:20:55,409 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 257.5) internal successors, (1545), 6 states have internal predecessors, (1545), 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 14:20:55,409 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 14:20:55,409 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:20:55,410 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-13 14:20:55,410 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 159 more)] === [2024-11-13 14:20:55,410 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:20:55,410 INFO L85 PathProgramCache]: Analyzing trace with hash -72968909, now seen corresponding path program 1 times [2024-11-13 14:20:55,410 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:20:55,411 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [131349877] [2024-11-13 14:20:55,411 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:20:55,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:20:55,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:20:55,467 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 14:20:55,467 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:20:55,467 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [131349877] [2024-11-13 14:20:55,468 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [131349877] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:20:55,468 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:20:55,468 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 14:20:55,468 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [611482086] [2024-11-13 14:20:55,468 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:20:55,468 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 14:20:55,469 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:20:55,469 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 14:20:55,469 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 14:20:55,478 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 280 out of 389 [2024-11-13 14:20:55,480 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 276 places, 270 transitions, 581 flow. Second operand has 3 states, 3 states have (on average 281.0) internal successors, (843), 3 states have internal predecessors, (843), 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 14:20:55,480 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 14:20:55,480 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 280 of 389 [2024-11-13 14:20:55,480 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 14:20:56,068 INFO L124 PetriNetUnfolderBase]: 1232/2968 cut-off events. [2024-11-13 14:20:56,068 INFO L125 PetriNetUnfolderBase]: For 462/462 co-relation queries the response was YES. [2024-11-13 14:20:56,074 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5107 conditions, 2968 events. 1232/2968 cut-off events. For 462/462 co-relation queries the response was YES. Maximal size of possible extension queue 165. Compared 21030 event pairs, 858 based on Foata normal form. 0/2661 useless extension candidates. Maximal degree in co-relation 5072. Up to 1663 conditions per place. [2024-11-13 14:20:56,084 INFO L140 encePairwiseOnDemand]: 387/389 looper letters, 26 selfloop transitions, 1 changer transitions 0/269 dead transitions. [2024-11-13 14:20:56,084 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 277 places, 269 transitions, 633 flow [2024-11-13 14:20:56,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 14:20:56,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 14:20:56,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 866 transitions. [2024-11-13 14:20:56,087 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7420736932305055 [2024-11-13 14:20:56,087 INFO L175 Difference]: Start difference. First operand has 276 places, 270 transitions, 581 flow. Second operand 3 states and 866 transitions. [2024-11-13 14:20:56,087 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 277 places, 269 transitions, 633 flow [2024-11-13 14:20:56,089 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 272 places, 269 transitions, 613 flow, removed 0 selfloop flow, removed 5 redundant places. [2024-11-13 14:20:56,092 INFO L231 Difference]: Finished difference. Result has 272 places, 269 transitions, 561 flow [2024-11-13 14:20:56,093 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=389, PETRI_DIFFERENCE_MINUEND_FLOW=559, PETRI_DIFFERENCE_MINUEND_PLACES=270, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=269, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=268, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=561, PETRI_PLACES=272, PETRI_TRANSITIONS=269} [2024-11-13 14:20:56,093 INFO L277 CegarLoopForPetriNet]: 363 programPoint places, -91 predicate places. [2024-11-13 14:20:56,093 INFO L471 AbstractCegarLoop]: Abstraction has has 272 places, 269 transitions, 561 flow [2024-11-13 14:20:56,094 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 281.0) internal successors, (843), 3 states have internal predecessors, (843), 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 14:20:56,094 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 14:20:56,094 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:20:56,094 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-13 14:20:56,095 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr15ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 159 more)] === [2024-11-13 14:20:56,095 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:20:56,095 INFO L85 PathProgramCache]: Analyzing trace with hash 1806635029, now seen corresponding path program 1 times [2024-11-13 14:20:56,095 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:20:56,095 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1452441575] [2024-11-13 14:20:56,095 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:20:56,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:20:56,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:20:56,159 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 14:20:56,159 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:20:56,159 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1452441575] [2024-11-13 14:20:56,159 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1452441575] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:20:56,159 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:20:56,159 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 14:20:56,160 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [788466313] [2024-11-13 14:20:56,160 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:20:56,160 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 14:20:56,160 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:20:56,161 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 14:20:56,161 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 14:20:56,170 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 277 out of 389 [2024-11-13 14:20:56,171 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 272 places, 269 transitions, 561 flow. Second operand has 3 states, 3 states have (on average 278.3333333333333) internal successors, (835), 3 states have internal predecessors, (835), 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 14:20:56,171 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 14:20:56,171 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 277 of 389 [2024-11-13 14:20:56,171 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 14:20:56,735 INFO L124 PetriNetUnfolderBase]: 1232/2967 cut-off events. [2024-11-13 14:20:56,735 INFO L125 PetriNetUnfolderBase]: For 462/462 co-relation queries the response was YES. [2024-11-13 14:20:56,741 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5099 conditions, 2967 events. 1232/2967 cut-off events. For 462/462 co-relation queries the response was YES. Maximal size of possible extension queue 165. Compared 21037 event pairs, 858 based on Foata normal form. 0/2661 useless extension candidates. Maximal degree in co-relation 5002. Up to 1665 conditions per place. [2024-11-13 14:20:56,750 INFO L140 encePairwiseOnDemand]: 386/389 looper letters, 27 selfloop transitions, 2 changer transitions 0/268 dead transitions. [2024-11-13 14:20:56,750 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 273 places, 268 transitions, 617 flow [2024-11-13 14:20:56,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 14:20:56,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 14:20:56,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 859 transitions. [2024-11-13 14:20:56,753 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7360754070265638 [2024-11-13 14:20:56,753 INFO L175 Difference]: Start difference. First operand has 272 places, 269 transitions, 561 flow. Second operand 3 states and 859 transitions. [2024-11-13 14:20:56,753 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 273 places, 268 transitions, 617 flow [2024-11-13 14:20:56,755 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 272 places, 268 transitions, 616 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-13 14:20:56,758 INFO L231 Difference]: Finished difference. Result has 272 places, 268 transitions, 562 flow [2024-11-13 14:20:56,759 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=389, PETRI_DIFFERENCE_MINUEND_FLOW=558, PETRI_DIFFERENCE_MINUEND_PLACES=270, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=268, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=266, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=562, PETRI_PLACES=272, PETRI_TRANSITIONS=268} [2024-11-13 14:20:56,759 INFO L277 CegarLoopForPetriNet]: 363 programPoint places, -91 predicate places. [2024-11-13 14:20:56,760 INFO L471 AbstractCegarLoop]: Abstraction has has 272 places, 268 transitions, 562 flow [2024-11-13 14:20:56,760 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 278.3333333333333) internal successors, (835), 3 states have internal predecessors, (835), 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 14:20:56,760 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 14:20:56,760 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:20:56,761 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-13 14:20:56,761 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr16ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 159 more)] === [2024-11-13 14:20:56,761 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:20:56,761 INFO L85 PathProgramCache]: Analyzing trace with hash -499073343, now seen corresponding path program 1 times [2024-11-13 14:20:56,761 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:20:56,761 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [237057596] [2024-11-13 14:20:56,762 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:20:56,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:20:56,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:20:56,837 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 14:20:56,838 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:20:56,838 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [237057596] [2024-11-13 14:20:56,839 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [237057596] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:20:56,839 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:20:56,839 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 14:20:56,840 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2108637907] [2024-11-13 14:20:56,840 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:20:56,840 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 14:20:56,840 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:20:56,841 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 14:20:56,841 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 14:20:56,851 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 280 out of 389 [2024-11-13 14:20:56,852 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 272 places, 268 transitions, 562 flow. Second operand has 3 states, 3 states have (on average 281.0) internal successors, (843), 3 states have internal predecessors, (843), 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 14:20:56,852 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 14:20:56,852 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 280 of 389 [2024-11-13 14:20:56,852 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 14:20:57,527 INFO L124 PetriNetUnfolderBase]: 1232/2966 cut-off events. [2024-11-13 14:20:57,527 INFO L125 PetriNetUnfolderBase]: For 462/462 co-relation queries the response was YES. [2024-11-13 14:20:57,534 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5098 conditions, 2966 events. 1232/2966 cut-off events. For 462/462 co-relation queries the response was YES. Maximal size of possible extension queue 165. Compared 21047 event pairs, 858 based on Foata normal form. 0/2661 useless extension candidates. Maximal degree in co-relation 5001. Up to 1663 conditions per place. [2024-11-13 14:20:57,547 INFO L140 encePairwiseOnDemand]: 387/389 looper letters, 26 selfloop transitions, 1 changer transitions 0/267 dead transitions. [2024-11-13 14:20:57,547 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 273 places, 267 transitions, 614 flow [2024-11-13 14:20:57,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 14:20:57,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 14:20:57,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 866 transitions. [2024-11-13 14:20:57,551 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7420736932305055 [2024-11-13 14:20:57,551 INFO L175 Difference]: Start difference. First operand has 272 places, 268 transitions, 562 flow. Second operand 3 states and 866 transitions. [2024-11-13 14:20:57,551 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 273 places, 267 transitions, 614 flow [2024-11-13 14:20:57,554 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 271 places, 267 transitions, 610 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-13 14:20:57,557 INFO L231 Difference]: Finished difference. Result has 271 places, 267 transitions, 558 flow [2024-11-13 14:20:57,558 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=389, PETRI_DIFFERENCE_MINUEND_FLOW=556, PETRI_DIFFERENCE_MINUEND_PLACES=269, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=267, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=266, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=558, PETRI_PLACES=271, PETRI_TRANSITIONS=267} [2024-11-13 14:20:57,558 INFO L277 CegarLoopForPetriNet]: 363 programPoint places, -92 predicate places. [2024-11-13 14:20:57,559 INFO L471 AbstractCegarLoop]: Abstraction has has 271 places, 267 transitions, 558 flow [2024-11-13 14:20:57,560 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 281.0) internal successors, (843), 3 states have internal predecessors, (843), 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 14:20:57,560 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 14:20:57,561 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:20:57,561 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-13 14:20:57,561 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr17ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 159 more)] === [2024-11-13 14:20:57,561 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:20:57,562 INFO L85 PathProgramCache]: Analyzing trace with hash 1168398450, now seen corresponding path program 1 times [2024-11-13 14:20:57,562 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:20:57,562 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1622669887] [2024-11-13 14:20:57,562 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:20:57,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:20:57,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:20:57,657 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 14:20:57,657 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:20:57,658 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1622669887] [2024-11-13 14:20:57,658 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1622669887] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:20:57,658 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:20:57,658 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 14:20:57,658 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1294854521] [2024-11-13 14:20:57,658 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:20:57,660 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 14:20:57,660 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:20:57,660 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 14:20:57,661 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 14:20:57,671 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 280 out of 389 [2024-11-13 14:20:57,672 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 271 places, 267 transitions, 558 flow. Second operand has 3 states, 3 states have (on average 281.0) internal successors, (843), 3 states have internal predecessors, (843), 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 14:20:57,672 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 14:20:57,672 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 280 of 389 [2024-11-13 14:20:57,673 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 14:20:58,415 INFO L124 PetriNetUnfolderBase]: 1241/2990 cut-off events. [2024-11-13 14:20:58,415 INFO L125 PetriNetUnfolderBase]: For 464/464 co-relation queries the response was YES. [2024-11-13 14:20:58,424 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5139 conditions, 2990 events. 1241/2990 cut-off events. For 464/464 co-relation queries the response was YES. Maximal size of possible extension queue 163. Compared 20516 event pairs, 675 based on Foata normal form. 0/2700 useless extension candidates. Maximal degree in co-relation 5042. Up to 1673 conditions per place. [2024-11-13 14:20:58,435 INFO L140 encePairwiseOnDemand]: 383/389 looper letters, 30 selfloop transitions, 5 changer transitions 0/274 dead transitions. [2024-11-13 14:20:58,435 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 272 places, 274 transitions, 646 flow [2024-11-13 14:20:58,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 14:20:58,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 14:20:58,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 874 transitions. [2024-11-13 14:20:58,438 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7489288774635818 [2024-11-13 14:20:58,438 INFO L175 Difference]: Start difference. First operand has 271 places, 267 transitions, 558 flow. Second operand 3 states and 874 transitions. [2024-11-13 14:20:58,438 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 272 places, 274 transitions, 646 flow [2024-11-13 14:20:58,440 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 271 places, 274 transitions, 645 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-13 14:20:58,443 INFO L231 Difference]: Finished difference. Result has 272 places, 270 transitions, 586 flow [2024-11-13 14:20:58,444 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=389, PETRI_DIFFERENCE_MINUEND_FLOW=555, PETRI_DIFFERENCE_MINUEND_PLACES=269, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=266, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=261, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=586, PETRI_PLACES=272, PETRI_TRANSITIONS=270} [2024-11-13 14:20:58,444 INFO L277 CegarLoopForPetriNet]: 363 programPoint places, -91 predicate places. [2024-11-13 14:20:58,444 INFO L471 AbstractCegarLoop]: Abstraction has has 272 places, 270 transitions, 586 flow [2024-11-13 14:20:58,445 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 281.0) internal successors, (843), 3 states have internal predecessors, (843), 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 14:20:58,445 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 14:20:58,445 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:20:58,445 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-11-13 14:20:58,445 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 159 more)] === [2024-11-13 14:20:58,446 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:20:58,446 INFO L85 PathProgramCache]: Analyzing trace with hash -205265766, now seen corresponding path program 1 times [2024-11-13 14:20:58,446 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:20:58,446 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1104222321] [2024-11-13 14:20:58,446 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:20:58,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:20:58,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:20:58,552 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 14:20:58,552 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:20:58,552 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1104222321] [2024-11-13 14:20:58,552 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1104222321] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:20:58,552 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:20:58,552 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 14:20:58,552 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [536990905] [2024-11-13 14:20:58,552 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:20:58,553 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 14:20:58,553 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:20:58,554 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 14:20:58,554 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 14:20:58,556 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 281 out of 389 [2024-11-13 14:20:58,557 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 272 places, 270 transitions, 586 flow. Second operand has 3 states, 3 states have (on average 285.6666666666667) internal successors, (857), 3 states have internal predecessors, (857), 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 14:20:58,558 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 14:20:58,558 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 281 of 389 [2024-11-13 14:20:58,558 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 14:20:59,142 INFO L124 PetriNetUnfolderBase]: 1241/2986 cut-off events. [2024-11-13 14:20:59,143 INFO L125 PetriNetUnfolderBase]: For 727/727 co-relation queries the response was YES. [2024-11-13 14:20:59,151 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5529 conditions, 2986 events. 1241/2986 cut-off events. For 727/727 co-relation queries the response was YES. Maximal size of possible extension queue 163. Compared 20485 event pairs, 756 based on Foata normal form. 4/2697 useless extension candidates. Maximal degree in co-relation 5433. Up to 1676 conditions per place. [2024-11-13 14:20:59,153 INFO L140 encePairwiseOnDemand]: 387/389 looper letters, 0 selfloop transitions, 0 changer transitions 269/269 dead transitions. [2024-11-13 14:20:59,153 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 273 places, 269 transitions, 642 flow [2024-11-13 14:20:59,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 14:20:59,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-13 14:20:59,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 867 transitions. [2024-11-13 14:20:59,156 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7429305912596401 [2024-11-13 14:20:59,156 INFO L175 Difference]: Start difference. First operand has 272 places, 270 transitions, 586 flow. Second operand 3 states and 867 transitions. [2024-11-13 14:20:59,156 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 273 places, 269 transitions, 642 flow [2024-11-13 14:20:59,158 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 273 places, 269 transitions, 642 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-11-13 14:20:59,160 INFO L231 Difference]: Finished difference. Result has 273 places, 0 transitions, 0 flow [2024-11-13 14:20:59,160 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=389, PETRI_DIFFERENCE_MINUEND_FLOW=584, PETRI_DIFFERENCE_MINUEND_PLACES=271, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=269, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=269, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=0, PETRI_PLACES=273, PETRI_TRANSITIONS=0} [2024-11-13 14:20:59,161 INFO L277 CegarLoopForPetriNet]: 363 programPoint places, -90 predicate places. [2024-11-13 14:20:59,161 INFO L471 AbstractCegarLoop]: Abstraction has has 273 places, 0 transitions, 0 flow [2024-11-13 14:20:59,161 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 285.6666666666667) internal successors, (857), 3 states have internal predecessors, (857), 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 14:20:59,164 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (162 of 163 remaining) [2024-11-13 14:20:59,164 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (161 of 163 remaining) [2024-11-13 14:20:59,164 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (160 of 163 remaining) [2024-11-13 14:20:59,165 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (159 of 163 remaining) [2024-11-13 14:20:59,165 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (158 of 163 remaining) [2024-11-13 14:20:59,165 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (157 of 163 remaining) [2024-11-13 14:20:59,165 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (156 of 163 remaining) [2024-11-13 14:20:59,165 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (155 of 163 remaining) [2024-11-13 14:20:59,166 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE (154 of 163 remaining) [2024-11-13 14:20:59,166 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE (153 of 163 remaining) [2024-11-13 14:20:59,166 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err10ASSERT_VIOLATIONDATA_RACE (152 of 163 remaining) [2024-11-13 14:20:59,166 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err11ASSERT_VIOLATIONDATA_RACE (151 of 163 remaining) [2024-11-13 14:20:59,166 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err12ASSERT_VIOLATIONDATA_RACE (150 of 163 remaining) [2024-11-13 14:20:59,166 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err13ASSERT_VIOLATIONDATA_RACE (149 of 163 remaining) [2024-11-13 14:20:59,166 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err14ASSERT_VIOLATIONDATA_RACE (148 of 163 remaining) [2024-11-13 14:20:59,166 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (147 of 163 remaining) [2024-11-13 14:20:59,166 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (146 of 163 remaining) [2024-11-13 14:20:59,166 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (145 of 163 remaining) [2024-11-13 14:20:59,166 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (144 of 163 remaining) [2024-11-13 14:20:59,166 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (143 of 163 remaining) [2024-11-13 14:20:59,166 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (142 of 163 remaining) [2024-11-13 14:20:59,166 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (141 of 163 remaining) [2024-11-13 14:20:59,167 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (140 of 163 remaining) [2024-11-13 14:20:59,167 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (139 of 163 remaining) [2024-11-13 14:20:59,167 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (138 of 163 remaining) [2024-11-13 14:20:59,167 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (137 of 163 remaining) [2024-11-13 14:20:59,167 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (136 of 163 remaining) [2024-11-13 14:20:59,167 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (135 of 163 remaining) [2024-11-13 14:20:59,168 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (134 of 163 remaining) [2024-11-13 14:20:59,168 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err14ASSERT_VIOLATIONDATA_RACE (133 of 163 remaining) [2024-11-13 14:20:59,168 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (132 of 163 remaining) [2024-11-13 14:20:59,168 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (131 of 163 remaining) [2024-11-13 14:20:59,168 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE (130 of 163 remaining) [2024-11-13 14:20:59,168 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONDATA_RACE (129 of 163 remaining) [2024-11-13 14:20:59,168 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err4ASSERT_VIOLATIONDATA_RACE (128 of 163 remaining) [2024-11-13 14:20:59,168 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err5ASSERT_VIOLATIONDATA_RACE (127 of 163 remaining) [2024-11-13 14:20:59,168 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err6ASSERT_VIOLATIONDATA_RACE (126 of 163 remaining) [2024-11-13 14:20:59,168 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err7ASSERT_VIOLATIONDATA_RACE (125 of 163 remaining) [2024-11-13 14:20:59,168 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err8ASSERT_VIOLATIONDATA_RACE (124 of 163 remaining) [2024-11-13 14:20:59,169 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err9ASSERT_VIOLATIONDATA_RACE (123 of 163 remaining) [2024-11-13 14:20:59,169 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err10ASSERT_VIOLATIONDATA_RACE (122 of 163 remaining) [2024-11-13 14:20:59,169 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err11ASSERT_VIOLATIONDATA_RACE (121 of 163 remaining) [2024-11-13 14:20:59,169 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err12ASSERT_VIOLATIONDATA_RACE (120 of 163 remaining) [2024-11-13 14:20:59,169 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err13ASSERT_VIOLATIONDATA_RACE (119 of 163 remaining) [2024-11-13 14:20:59,169 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err14ASSERT_VIOLATIONDATA_RACE (118 of 163 remaining) [2024-11-13 14:20:59,169 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err15ASSERT_VIOLATIONDATA_RACE (117 of 163 remaining) [2024-11-13 14:20:59,169 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err16ASSERT_VIOLATIONDATA_RACE (116 of 163 remaining) [2024-11-13 14:20:59,169 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err17ASSERT_VIOLATIONDATA_RACE (115 of 163 remaining) [2024-11-13 14:20:59,169 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err18ASSERT_VIOLATIONDATA_RACE (114 of 163 remaining) [2024-11-13 14:20:59,169 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err19ASSERT_VIOLATIONDATA_RACE (113 of 163 remaining) [2024-11-13 14:20:59,169 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (112 of 163 remaining) [2024-11-13 14:20:59,169 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (111 of 163 remaining) [2024-11-13 14:20:59,169 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (110 of 163 remaining) [2024-11-13 14:20:59,169 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (109 of 163 remaining) [2024-11-13 14:20:59,169 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (108 of 163 remaining) [2024-11-13 14:20:59,169 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (107 of 163 remaining) [2024-11-13 14:20:59,169 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (106 of 163 remaining) [2024-11-13 14:20:59,170 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (105 of 163 remaining) [2024-11-13 14:20:59,170 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (104 of 163 remaining) [2024-11-13 14:20:59,171 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (103 of 163 remaining) [2024-11-13 14:20:59,171 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (102 of 163 remaining) [2024-11-13 14:20:59,171 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE (101 of 163 remaining) [2024-11-13 14:20:59,171 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE (100 of 163 remaining) [2024-11-13 14:20:59,172 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE (99 of 163 remaining) [2024-11-13 14:20:59,172 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE (98 of 163 remaining) [2024-11-13 14:20:59,172 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONDATA_RACE (97 of 163 remaining) [2024-11-13 14:20:59,173 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONDATA_RACE (96 of 163 remaining) [2024-11-13 14:20:59,173 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr17ASSERT_VIOLATIONDATA_RACE (95 of 163 remaining) [2024-11-13 14:20:59,173 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE (94 of 163 remaining) [2024-11-13 14:20:59,173 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (93 of 163 remaining) [2024-11-13 14:20:59,173 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (92 of 163 remaining) [2024-11-13 14:20:59,173 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (91 of 163 remaining) [2024-11-13 14:20:59,174 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (90 of 163 remaining) [2024-11-13 14:20:59,174 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err0ASSERT_VIOLATIONDATA_RACE (89 of 163 remaining) [2024-11-13 14:20:59,174 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err1ASSERT_VIOLATIONDATA_RACE (88 of 163 remaining) [2024-11-13 14:20:59,174 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err2ASSERT_VIOLATIONDATA_RACE (87 of 163 remaining) [2024-11-13 14:20:59,174 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err3ASSERT_VIOLATIONDATA_RACE (86 of 163 remaining) [2024-11-13 14:20:59,174 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err4ASSERT_VIOLATIONDATA_RACE (85 of 163 remaining) [2024-11-13 14:20:59,174 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err5ASSERT_VIOLATIONDATA_RACE (84 of 163 remaining) [2024-11-13 14:20:59,174 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err6ASSERT_VIOLATIONDATA_RACE (83 of 163 remaining) [2024-11-13 14:20:59,174 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err7ASSERT_VIOLATIONDATA_RACE (82 of 163 remaining) [2024-11-13 14:20:59,174 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err8ASSERT_VIOLATIONDATA_RACE (81 of 163 remaining) [2024-11-13 14:20:59,174 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err9ASSERT_VIOLATIONDATA_RACE (80 of 163 remaining) [2024-11-13 14:20:59,174 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err10ASSERT_VIOLATIONDATA_RACE (79 of 163 remaining) [2024-11-13 14:20:59,174 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err11ASSERT_VIOLATIONDATA_RACE (78 of 163 remaining) [2024-11-13 14:20:59,174 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err12ASSERT_VIOLATIONDATA_RACE (77 of 163 remaining) [2024-11-13 14:20:59,174 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err13ASSERT_VIOLATIONDATA_RACE (76 of 163 remaining) [2024-11-13 14:20:59,175 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err14ASSERT_VIOLATIONDATA_RACE (75 of 163 remaining) [2024-11-13 14:20:59,175 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err15ASSERT_VIOLATIONDATA_RACE (74 of 163 remaining) [2024-11-13 14:20:59,175 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err16ASSERT_VIOLATIONDATA_RACE (73 of 163 remaining) [2024-11-13 14:20:59,175 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err17ASSERT_VIOLATIONDATA_RACE (72 of 163 remaining) [2024-11-13 14:20:59,175 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err18ASSERT_VIOLATIONDATA_RACE (71 of 163 remaining) [2024-11-13 14:20:59,175 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err19ASSERT_VIOLATIONDATA_RACE (70 of 163 remaining) [2024-11-13 14:20:59,175 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (69 of 163 remaining) [2024-11-13 14:20:59,175 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (68 of 163 remaining) [2024-11-13 14:20:59,175 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (67 of 163 remaining) [2024-11-13 14:20:59,175 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (66 of 163 remaining) [2024-11-13 14:20:59,175 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (65 of 163 remaining) [2024-11-13 14:20:59,175 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (64 of 163 remaining) [2024-11-13 14:20:59,175 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (63 of 163 remaining) [2024-11-13 14:20:59,175 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (62 of 163 remaining) [2024-11-13 14:20:59,175 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE (61 of 163 remaining) [2024-11-13 14:20:59,175 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE (60 of 163 remaining) [2024-11-13 14:20:59,175 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err10ASSERT_VIOLATIONDATA_RACE (59 of 163 remaining) [2024-11-13 14:20:59,175 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err11ASSERT_VIOLATIONDATA_RACE (58 of 163 remaining) [2024-11-13 14:20:59,176 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err12ASSERT_VIOLATIONDATA_RACE (57 of 163 remaining) [2024-11-13 14:20:59,176 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err13ASSERT_VIOLATIONDATA_RACE (56 of 163 remaining) [2024-11-13 14:20:59,176 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err14ASSERT_VIOLATIONDATA_RACE (55 of 163 remaining) [2024-11-13 14:20:59,176 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (54 of 163 remaining) [2024-11-13 14:20:59,176 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (53 of 163 remaining) [2024-11-13 14:20:59,176 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (52 of 163 remaining) [2024-11-13 14:20:59,176 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (51 of 163 remaining) [2024-11-13 14:20:59,176 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (50 of 163 remaining) [2024-11-13 14:20:59,176 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (49 of 163 remaining) [2024-11-13 14:20:59,176 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (48 of 163 remaining) [2024-11-13 14:20:59,176 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (47 of 163 remaining) [2024-11-13 14:20:59,176 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (46 of 163 remaining) [2024-11-13 14:20:59,176 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (45 of 163 remaining) [2024-11-13 14:20:59,176 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (44 of 163 remaining) [2024-11-13 14:20:59,176 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (43 of 163 remaining) [2024-11-13 14:20:59,176 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (42 of 163 remaining) [2024-11-13 14:20:59,176 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (41 of 163 remaining) [2024-11-13 14:20:59,176 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err14ASSERT_VIOLATIONDATA_RACE (40 of 163 remaining) [2024-11-13 14:20:59,177 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (39 of 163 remaining) [2024-11-13 14:20:59,177 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (38 of 163 remaining) [2024-11-13 14:20:59,177 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE (37 of 163 remaining) [2024-11-13 14:20:59,177 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONDATA_RACE (36 of 163 remaining) [2024-11-13 14:20:59,178 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err4ASSERT_VIOLATIONDATA_RACE (35 of 163 remaining) [2024-11-13 14:20:59,178 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err5ASSERT_VIOLATIONDATA_RACE (34 of 163 remaining) [2024-11-13 14:20:59,178 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err6ASSERT_VIOLATIONDATA_RACE (33 of 163 remaining) [2024-11-13 14:20:59,178 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err7ASSERT_VIOLATIONDATA_RACE (32 of 163 remaining) [2024-11-13 14:20:59,178 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err8ASSERT_VIOLATIONDATA_RACE (31 of 163 remaining) [2024-11-13 14:20:59,178 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err9ASSERT_VIOLATIONDATA_RACE (30 of 163 remaining) [2024-11-13 14:20:59,178 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err10ASSERT_VIOLATIONDATA_RACE (29 of 163 remaining) [2024-11-13 14:20:59,178 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err11ASSERT_VIOLATIONDATA_RACE (28 of 163 remaining) [2024-11-13 14:20:59,178 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err12ASSERT_VIOLATIONDATA_RACE (27 of 163 remaining) [2024-11-13 14:20:59,178 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err13ASSERT_VIOLATIONDATA_RACE (26 of 163 remaining) [2024-11-13 14:20:59,179 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err14ASSERT_VIOLATIONDATA_RACE (25 of 163 remaining) [2024-11-13 14:20:59,179 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err15ASSERT_VIOLATIONDATA_RACE (24 of 163 remaining) [2024-11-13 14:20:59,179 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err16ASSERT_VIOLATIONDATA_RACE (23 of 163 remaining) [2024-11-13 14:20:59,179 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err17ASSERT_VIOLATIONDATA_RACE (22 of 163 remaining) [2024-11-13 14:20:59,179 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err18ASSERT_VIOLATIONDATA_RACE (21 of 163 remaining) [2024-11-13 14:20:59,179 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err19ASSERT_VIOLATIONDATA_RACE (20 of 163 remaining) [2024-11-13 14:20:59,179 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err0ASSERT_VIOLATIONDATA_RACE (19 of 163 remaining) [2024-11-13 14:20:59,179 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err1ASSERT_VIOLATIONDATA_RACE (18 of 163 remaining) [2024-11-13 14:20:59,179 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err2ASSERT_VIOLATIONDATA_RACE (17 of 163 remaining) [2024-11-13 14:20:59,180 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err3ASSERT_VIOLATIONDATA_RACE (16 of 163 remaining) [2024-11-13 14:20:59,180 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err4ASSERT_VIOLATIONDATA_RACE (15 of 163 remaining) [2024-11-13 14:20:59,180 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err5ASSERT_VIOLATIONDATA_RACE (14 of 163 remaining) [2024-11-13 14:20:59,180 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err6ASSERT_VIOLATIONDATA_RACE (13 of 163 remaining) [2024-11-13 14:20:59,180 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err7ASSERT_VIOLATIONDATA_RACE (12 of 163 remaining) [2024-11-13 14:20:59,180 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err8ASSERT_VIOLATIONDATA_RACE (11 of 163 remaining) [2024-11-13 14:20:59,180 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err9ASSERT_VIOLATIONDATA_RACE (10 of 163 remaining) [2024-11-13 14:20:59,180 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err10ASSERT_VIOLATIONDATA_RACE (9 of 163 remaining) [2024-11-13 14:20:59,181 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err11ASSERT_VIOLATIONDATA_RACE (8 of 163 remaining) [2024-11-13 14:20:59,181 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err12ASSERT_VIOLATIONDATA_RACE (7 of 163 remaining) [2024-11-13 14:20:59,181 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err13ASSERT_VIOLATIONDATA_RACE (6 of 163 remaining) [2024-11-13 14:20:59,181 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err14ASSERT_VIOLATIONDATA_RACE (5 of 163 remaining) [2024-11-13 14:20:59,181 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err15ASSERT_VIOLATIONDATA_RACE (4 of 163 remaining) [2024-11-13 14:20:59,181 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err16ASSERT_VIOLATIONDATA_RACE (3 of 163 remaining) [2024-11-13 14:20:59,181 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err17ASSERT_VIOLATIONDATA_RACE (2 of 163 remaining) [2024-11-13 14:20:59,181 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err18ASSERT_VIOLATIONDATA_RACE (1 of 163 remaining) [2024-11-13 14:20:59,182 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err19ASSERT_VIOLATIONDATA_RACE (0 of 163 remaining) [2024-11-13 14:20:59,182 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-11-13 14:20:59,182 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:20:59,189 INFO L242 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-11-13 14:20:59,189 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-13 14:20:59,199 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.11 02:20:59 BasicIcfg [2024-11-13 14:20:59,199 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-13 14:20:59,200 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 14:20:59,200 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 14:20:59,200 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 14:20:59,202 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 02:20:44" (3/4) ... [2024-11-13 14:20:59,204 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-13 14:20:59,207 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2024-11-13 14:20:59,207 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2024-11-13 14:20:59,207 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread3 [2024-11-13 14:20:59,207 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread4 [2024-11-13 14:20:59,216 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 24 nodes and edges [2024-11-13 14:20:59,216 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-11-13 14:20:59,216 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-11-13 14:20:59,217 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-13 14:20:59,326 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61792cb7-3d8c-482d-8f93-4c99dc3b4cfe/bin/uautomizer-verify-qhAvR1uOyd/witness.graphml [2024-11-13 14:20:59,327 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61792cb7-3d8c-482d-8f93-4c99dc3b4cfe/bin/uautomizer-verify-qhAvR1uOyd/witness.yml [2024-11-13 14:20:59,327 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 14:20:59,330 INFO L158 Benchmark]: Toolchain (without parser) took 17507.79ms. Allocated memory was 117.4MB in the beginning and 889.2MB in the end (delta: 771.8MB). Free memory was 94.9MB in the beginning and 618.5MB in the end (delta: -523.6MB). Peak memory consumption was 241.8MB. Max. memory is 16.1GB. [2024-11-13 14:20:59,331 INFO L158 Benchmark]: CDTParser took 1.56ms. Allocated memory is still 142.6MB. Free memory is still 79.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 14:20:59,331 INFO L158 Benchmark]: CACSL2BoogieTranslator took 340.18ms. Allocated memory is still 117.4MB. Free memory was 94.9MB in the beginning and 80.7MB in the end (delta: 14.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 14:20:59,332 INFO L158 Benchmark]: Boogie Procedure Inliner took 78.10ms. Allocated memory is still 117.4MB. Free memory was 80.7MB in the beginning and 77.2MB in the end (delta: 3.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 14:20:59,332 INFO L158 Benchmark]: Boogie Preprocessor took 81.19ms. Allocated memory is still 117.4MB. Free memory was 77.2MB in the beginning and 74.6MB in the end (delta: 2.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 14:20:59,333 INFO L158 Benchmark]: RCFGBuilder took 1849.07ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 74.3MB in the beginning and 291.5MB in the end (delta: -217.2MB). Peak memory consumption was 54.4MB. Max. memory is 16.1GB. [2024-11-13 14:20:59,333 INFO L158 Benchmark]: TraceAbstraction took 15022.05ms. Allocated memory was 352.3MB in the beginning and 889.2MB in the end (delta: 536.9MB). Free memory was 291.5MB in the beginning and 626.9MB in the end (delta: -335.4MB). Peak memory consumption was 507.6MB. Max. memory is 16.1GB. [2024-11-13 14:20:59,333 INFO L158 Benchmark]: Witness Printer took 127.41ms. Allocated memory is still 889.2MB. Free memory was 626.9MB in the beginning and 618.5MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 14:20:59,336 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.56ms. Allocated memory is still 142.6MB. Free memory is still 79.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 340.18ms. Allocated memory is still 117.4MB. Free memory was 94.9MB in the beginning and 80.7MB in the end (delta: 14.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 78.10ms. Allocated memory is still 117.4MB. Free memory was 80.7MB in the beginning and 77.2MB in the end (delta: 3.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 81.19ms. Allocated memory is still 117.4MB. Free memory was 77.2MB in the beginning and 74.6MB in the end (delta: 2.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1849.07ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 74.3MB in the beginning and 291.5MB in the end (delta: -217.2MB). Peak memory consumption was 54.4MB. Max. memory is 16.1GB. * TraceAbstraction took 15022.05ms. Allocated memory was 352.3MB in the beginning and 889.2MB in the end (delta: 536.9MB). Free memory was 291.5MB in the beginning and 626.9MB in the end (delta: -335.4MB). Peak memory consumption was 507.6MB. Max. memory is 16.1GB. * Witness Printer took 127.41ms. Allocated memory is still 889.2MB. Free memory was 626.9MB in the beginning and 618.5MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 49]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 49]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 53]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 53]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 53]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 54]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 54]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 54]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 54]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 55]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 55]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 58]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 58]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 61]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 61]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 70]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 70]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 74]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 74]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 74]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 75]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 75]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 75]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 75]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 76]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 76]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 79]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 79]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 82]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 82]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 91]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 91]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 91]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 91]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 95]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 95]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 95]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 95]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 95]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 96]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 96]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 96]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 96]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 96]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 97]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 97]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 100]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 100]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 100]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 100]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 128]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 129]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 130]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 131]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 132]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 133]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 133]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 134]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 135]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 135]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 136]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 163]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 136]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 137]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 163]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 137]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 139]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 139]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 151]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 109]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 109]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 109]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 109]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 113]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 113]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 113]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 113]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 113]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 114]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 114]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 114]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 114]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 114]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 115]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 115]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 118]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 118]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 118]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 118]: there are no data races For all program executions holds that there are no data races at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 9 procedures, 479 locations, 163 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: 14.8s, OverallIterations: 18, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 12.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.3s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 353 SdHoareTripleChecker+Valid, 1.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 196 mSDsluCounter, 37 SdHoareTripleChecker+Invalid, 1.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 52 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1047 IncrementalHoareTripleChecker+Invalid, 1099 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 52 mSolverCounterUnsat, 37 mSDtfsCounter, 1047 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 40 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=760occurred in iteration=0, InterpolantAutomatonStates: 57, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.8s InterpolantComputationTime, 1756 NumberOfCodeBlocks, 1756 NumberOfCodeBlocksAsserted, 18 NumberOfCheckSat, 1738 ConstructedInterpolants, 0 QuantifiedInterpolants, 1887 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 18 InterpolantComputations, 18 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 89 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-11-13 14:20:59,371 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61792cb7-3d8c-482d-8f93-4c99dc3b4cfe/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE