./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/pthread-ext/26_stack_cas_longer-1-race.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72321d8-40b3-4a3c-baea-f9f1c22e2980/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72321d8-40b3-4a3c-baea-f9f1c22e2980/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72321d8-40b3-4a3c-baea-f9f1c22e2980/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72321d8-40b3-4a3c-baea-f9f1c22e2980/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-ext/26_stack_cas_longer-1-race.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72321d8-40b3-4a3c-baea-f9f1c22e2980/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72321d8-40b3-4a3c-baea-f9f1c22e2980/bin/uautomizer-verify-aQ6SnzHsRB --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 e12b29ddb474fc17e74c2b71eb245022640b1de10fdbbb130c7f22e13cd3653f --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 02:19:16,997 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 02:19:17,112 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72321d8-40b3-4a3c-baea-f9f1c22e2980/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-DataRace-32bit-Automizer_Default.epf [2024-11-28 02:19:17,127 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 02:19:17,128 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 02:19:17,177 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 02:19:17,179 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 02:19:17,179 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 02:19:17,180 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 02:19:17,181 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 02:19:17,182 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 02:19:17,183 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 02:19:17,183 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 02:19:17,183 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 02:19:17,183 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 02:19:17,184 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-28 02:19:17,184 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-28 02:19:17,184 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-28 02:19:17,185 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 02:19:17,185 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 02:19:17,185 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 02:19:17,185 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 02:19:17,185 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-11-28 02:19:17,185 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-28 02:19:17,186 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-28 02:19:17,186 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 02:19:17,186 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 02:19:17,186 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 02:19:17,186 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 02:19:17,186 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 02:19:17,187 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 02:19:17,187 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 02:19:17,187 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 02:19:17,187 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 02:19:17,188 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 02:19:17,189 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 02:19:17,189 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 02:19:17,189 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 02:19:17,189 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 02:19:17,189 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 02:19:17,190 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-28 02:19:17,190 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-28 02:19:17,190 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 02:19:17,190 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 02:19:17,191 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 02:19:17,191 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 02:19:17,191 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_d72321d8-40b3-4a3c-baea-f9f1c22e2980/bin/uautomizer-verify-aQ6SnzHsRB 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 -> e12b29ddb474fc17e74c2b71eb245022640b1de10fdbbb130c7f22e13cd3653f [2024-11-28 02:19:17,565 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 02:19:17,580 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 02:19:17,584 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 02:19:17,586 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 02:19:17,588 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 02:19:17,591 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72321d8-40b3-4a3c-baea-f9f1c22e2980/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/pthread-ext/26_stack_cas_longer-1-race.i [2024-11-28 02:19:20,812 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72321d8-40b3-4a3c-baea-f9f1c22e2980/bin/uautomizer-verify-aQ6SnzHsRB/data/47b5da7f7/6c425e5e80654b61b8d473c142ca085a/FLAG1dc98cfb9 [2024-11-28 02:19:21,309 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 02:19:21,310 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72321d8-40b3-4a3c-baea-f9f1c22e2980/sv-benchmarks/c/pthread-ext/26_stack_cas_longer-1-race.i [2024-11-28 02:19:21,334 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72321d8-40b3-4a3c-baea-f9f1c22e2980/bin/uautomizer-verify-aQ6SnzHsRB/data/47b5da7f7/6c425e5e80654b61b8d473c142ca085a/FLAG1dc98cfb9 [2024-11-28 02:19:21,364 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72321d8-40b3-4a3c-baea-f9f1c22e2980/bin/uautomizer-verify-aQ6SnzHsRB/data/47b5da7f7/6c425e5e80654b61b8d473c142ca085a [2024-11-28 02:19:21,367 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 02:19:21,369 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 02:19:21,372 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 02:19:21,372 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 02:19:21,378 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 02:19:21,379 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:19:21" (1/1) ... [2024-11-28 02:19:21,380 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d38d7d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:19:21, skipping insertion in model container [2024-11-28 02:19:21,380 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:19:21" (1/1) ... [2024-11-28 02:19:21,443 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 02:19:21,993 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 02:19:22,036 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 02:19:22,133 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 02:19:22,182 INFO L204 MainTranslator]: Completed translation [2024-11-28 02:19:22,183 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:19:22 WrapperNode [2024-11-28 02:19:22,183 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 02:19:22,184 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 02:19:22,184 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 02:19:22,184 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 02:19:22,192 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:19:22" (1/1) ... [2024-11-28 02:19:22,217 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:19:22" (1/1) ... [2024-11-28 02:19:22,271 INFO L138 Inliner]: procedures = 177, calls = 45, calls flagged for inlining = 17, calls inlined = 20, statements flattened = 958 [2024-11-28 02:19:22,272 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 02:19:22,272 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 02:19:22,272 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 02:19:22,273 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 02:19:22,289 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:19:22" (1/1) ... [2024-11-28 02:19:22,290 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:19:22" (1/1) ... [2024-11-28 02:19:22,305 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:19:22" (1/1) ... [2024-11-28 02:19:22,309 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:19:22" (1/1) ... [2024-11-28 02:19:22,359 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:19:22" (1/1) ... [2024-11-28 02:19:22,368 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:19:22" (1/1) ... [2024-11-28 02:19:22,376 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:19:22" (1/1) ... [2024-11-28 02:19:22,379 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:19:22" (1/1) ... [2024-11-28 02:19:22,382 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:19:22" (1/1) ... [2024-11-28 02:19:22,389 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 02:19:22,390 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 02:19:22,391 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 02:19:22,391 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 02:19:22,392 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:19:22" (1/1) ... [2024-11-28 02:19:22,398 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 02:19:22,420 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72321d8-40b3-4a3c-baea-f9f1c22e2980/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 02:19:22,439 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72321d8-40b3-4a3c-baea-f9f1c22e2980/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 02:19:22,447 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d72321d8-40b3-4a3c-baea-f9f1c22e2980/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 02:19:22,472 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-28 02:19:22,473 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2024-11-28 02:19:22,473 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2024-11-28 02:19:22,473 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-28 02:19:22,473 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 02:19:22,473 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-28 02:19:22,473 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-28 02:19:22,473 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-28 02:19:22,473 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 02:19:22,473 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 02:19:22,476 WARN L203 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-28 02:19:22,637 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 02:19:22,640 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 02:19:24,348 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-28 02:19:24,348 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 02:19:24,998 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 02:19:25,003 INFO L312 CfgBuilder]: Removed 6 assume(true) statements. [2024-11-28 02:19:25,003 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:19:25 BoogieIcfgContainer [2024-11-28 02:19:25,003 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 02:19:25,006 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 02:19:25,010 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 02:19:25,019 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 02:19:25,020 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 02:19:21" (1/3) ... [2024-11-28 02:19:25,020 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@25a38741 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 02:19:25, skipping insertion in model container [2024-11-28 02:19:25,020 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:19:22" (2/3) ... [2024-11-28 02:19:25,021 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@25a38741 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 02:19:25, skipping insertion in model container [2024-11-28 02:19:25,021 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:19:25" (3/3) ... [2024-11-28 02:19:25,022 INFO L128 eAbstractionObserver]: Analyzing ICFG 26_stack_cas_longer-1-race.i [2024-11-28 02:19:25,042 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 02:19:25,045 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG 26_stack_cas_longer-1-race.i that has 2 procedures, 812 locations, 1 initial locations, 3 loop locations, and 26 error locations. [2024-11-28 02:19:25,046 INFO L491 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-28 02:19:25,234 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-11-28 02:19:25,311 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 815 places, 822 transitions, 1648 flow [2024-11-28 02:19:25,894 INFO L124 PetriNetUnfolderBase]: 11/830 cut-off events. [2024-11-28 02:19:25,900 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-11-28 02:19:25,911 INFO L83 FinitePrefix]: Finished finitePrefix Result has 834 conditions, 830 events. 11/830 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 255 event pairs, 0 based on Foata normal form. 0/791 useless extension candidates. Maximal degree in co-relation 669. Up to 4 conditions per place. [2024-11-28 02:19:25,912 INFO L82 GeneralOperation]: Start removeDead. Operand has 815 places, 822 transitions, 1648 flow [2024-11-28 02:19:25,928 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 815 places, 822 transitions, 1648 flow [2024-11-28 02:19:25,943 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 02:19:25,960 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;@709dfe7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 02:19:25,960 INFO L334 AbstractCegarLoop]: Starting to check reachability of 53 error locations. [2024-11-28 02:19:26,189 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-11-28 02:19:26,191 INFO L124 PetriNetUnfolderBase]: 2/674 cut-off events. [2024-11-28 02:19:26,191 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-11-28 02:19:26,192 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-28 02:19:26,193 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:19:26,194 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err0ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err5ASSERT_VIOLATIONDATA_RACE (and 49 more)] === [2024-11-28 02:19:26,206 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:19:26,207 INFO L85 PathProgramCache]: Analyzing trace with hash 1707815779, now seen corresponding path program 1 times [2024-11-28 02:19:26,215 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:19:26,216 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1982054932] [2024-11-28 02:19:26,216 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:19:26,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:19:27,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:19:30,932 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 02:19:30,933 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:19:30,934 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1982054932] [2024-11-28 02:19:30,934 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1982054932] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:19:30,935 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:19:30,937 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-11-28 02:19:30,939 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [973632251] [2024-11-28 02:19:30,940 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:19:30,949 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-28 02:19:30,963 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:19:30,993 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-28 02:19:30,995 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 02:19:31,002 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 793 out of 822 [2024-11-28 02:19:31,011 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 815 places, 822 transitions, 1648 flow. Second operand has 2 states, 2 states have (on average 794.0) internal successors, (1588), 2 states have internal predecessors, (1588), 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) [2024-11-28 02:19:31,011 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-28 02:19:31,012 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 793 of 822 [2024-11-28 02:19:31,014 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-28 02:19:31,412 INFO L124 PetriNetUnfolderBase]: 5/798 cut-off events. [2024-11-28 02:19:31,412 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2024-11-28 02:19:31,413 INFO L83 FinitePrefix]: Finished finitePrefix Result has 811 conditions, 798 events. 5/798 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 144 event pairs, 0 based on Foata normal form. 8/790 useless extension candidates. Maximal degree in co-relation 139. Up to 9 conditions per place. [2024-11-28 02:19:31,416 INFO L140 encePairwiseOnDemand]: 801/822 looper letters, 8 selfloop transitions, 0 changer transitions 0/795 dead transitions. [2024-11-28 02:19:31,416 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 794 places, 795 transitions, 1610 flow [2024-11-28 02:19:31,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-28 02:19:31,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2024-11-28 02:19:31,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 1615 transitions. [2024-11-28 02:19:31,436 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.982360097323601 [2024-11-28 02:19:31,437 INFO L175 Difference]: Start difference. First operand has 815 places, 822 transitions, 1648 flow. Second operand 2 states and 1615 transitions. [2024-11-28 02:19:31,438 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 794 places, 795 transitions, 1610 flow [2024-11-28 02:19:31,448 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 794 places, 795 transitions, 1610 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-11-28 02:19:31,461 INFO L231 Difference]: Finished difference. Result has 794 places, 795 transitions, 1594 flow [2024-11-28 02:19:31,465 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=822, PETRI_DIFFERENCE_MINUEND_FLOW=1594, PETRI_DIFFERENCE_MINUEND_PLACES=793, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=795, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=795, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=1594, PETRI_PLACES=794, PETRI_TRANSITIONS=795} [2024-11-28 02:19:31,469 INFO L279 CegarLoopForPetriNet]: 815 programPoint places, -21 predicate places. [2024-11-28 02:19:31,470 INFO L471 AbstractCegarLoop]: Abstraction has has 794 places, 795 transitions, 1594 flow [2024-11-28 02:19:31,471 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 794.0) internal successors, (1588), 2 states have internal predecessors, (1588), 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) [2024-11-28 02:19:31,471 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-28 02:19:31,472 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:19:31,472 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-28 02:19:31,473 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting thr1Err2ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err5ASSERT_VIOLATIONDATA_RACE (and 49 more)] === [2024-11-28 02:19:31,475 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:19:31,475 INFO L85 PathProgramCache]: Analyzing trace with hash 533528710, now seen corresponding path program 1 times [2024-11-28 02:19:31,476 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:19:31,476 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [753374705] [2024-11-28 02:19:31,476 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:19:31,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:19:31,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:19:32,505 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 02:19:32,505 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:19:32,505 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [753374705] [2024-11-28 02:19:32,506 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [753374705] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:19:32,506 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:19:32,506 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-28 02:19:32,506 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [865310685] [2024-11-28 02:19:32,506 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:19:32,510 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 02:19:32,511 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:19:32,513 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 02:19:32,514 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 02:19:32,528 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 789 out of 822 [2024-11-28 02:19:32,532 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 794 places, 795 transitions, 1594 flow. Second operand has 3 states, 3 states have (on average 790.3333333333334) internal successors, (2371), 3 states have internal predecessors, (2371), 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) [2024-11-28 02:19:32,533 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-28 02:19:32,533 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 789 of 822 [2024-11-28 02:19:32,533 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-28 02:19:32,863 INFO L124 PetriNetUnfolderBase]: 8/900 cut-off events. [2024-11-28 02:19:32,863 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2024-11-28 02:19:32,865 INFO L83 FinitePrefix]: Finished finitePrefix Result has 923 conditions, 900 events. 8/900 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 466 event pairs, 0 based on Foata normal form. 0/873 useless extension candidates. Maximal degree in co-relation 919. Up to 10 conditions per place. [2024-11-28 02:19:32,868 INFO L140 encePairwiseOnDemand]: 819/822 looper letters, 15 selfloop transitions, 2 changer transitions 0/800 dead transitions. [2024-11-28 02:19:32,868 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 795 places, 800 transitions, 1638 flow [2024-11-28 02:19:32,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 02:19:32,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-28 02:19:32,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 2385 transitions. [2024-11-28 02:19:32,875 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.9671532846715328 [2024-11-28 02:19:32,876 INFO L175 Difference]: Start difference. First operand has 794 places, 795 transitions, 1594 flow. Second operand 3 states and 2385 transitions. [2024-11-28 02:19:32,876 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 795 places, 800 transitions, 1638 flow [2024-11-28 02:19:32,882 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 795 places, 800 transitions, 1638 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-11-28 02:19:32,893 INFO L231 Difference]: Finished difference. Result has 795 places, 794 transitions, 1596 flow [2024-11-28 02:19:32,894 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=822, PETRI_DIFFERENCE_MINUEND_FLOW=1592, PETRI_DIFFERENCE_MINUEND_PLACES=793, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=794, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=792, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1596, PETRI_PLACES=795, PETRI_TRANSITIONS=794} [2024-11-28 02:19:32,895 INFO L279 CegarLoopForPetriNet]: 815 programPoint places, -20 predicate places. [2024-11-28 02:19:32,896 INFO L471 AbstractCegarLoop]: Abstraction has has 795 places, 794 transitions, 1596 flow [2024-11-28 02:19:32,898 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 790.3333333333334) internal successors, (2371), 3 states have internal predecessors, (2371), 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) [2024-11-28 02:19:32,898 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-28 02:19:32,898 INFO L206 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:19:32,899 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-28 02:19:32,899 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err5ASSERT_VIOLATIONDATA_RACE (and 49 more)] === [2024-11-28 02:19:32,901 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:19:32,902 INFO L85 PathProgramCache]: Analyzing trace with hash 472359970, now seen corresponding path program 1 times [2024-11-28 02:19:32,902 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:19:32,902 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1749448396] [2024-11-28 02:19:32,902 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:19:32,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:19:33,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 02:19:33,282 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 02:19:33,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 02:19:33,812 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-28 02:19:33,813 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-28 02:19:33,817 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (52 of 53 remaining) [2024-11-28 02:19:33,818 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (51 of 53 remaining) [2024-11-28 02:19:33,819 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (50 of 53 remaining) [2024-11-28 02:19:33,819 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (49 of 53 remaining) [2024-11-28 02:19:33,819 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (48 of 53 remaining) [2024-11-28 02:19:33,819 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONDATA_RACE (47 of 53 remaining) [2024-11-28 02:19:33,819 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (46 of 53 remaining) [2024-11-28 02:19:33,819 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (45 of 53 remaining) [2024-11-28 02:19:33,819 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err7ASSERT_VIOLATIONDATA_RACE (44 of 53 remaining) [2024-11-28 02:19:33,819 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err8ASSERT_VIOLATIONDATA_RACE (43 of 53 remaining) [2024-11-28 02:19:33,819 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err9ASSERT_VIOLATIONDATA_RACE (42 of 53 remaining) [2024-11-28 02:19:33,822 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err10ASSERT_VIOLATIONDATA_RACE (41 of 53 remaining) [2024-11-28 02:19:33,823 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err11ASSERT_VIOLATIONDATA_RACE (40 of 53 remaining) [2024-11-28 02:19:33,823 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err12ASSERT_VIOLATIONDATA_RACE (39 of 53 remaining) [2024-11-28 02:19:33,823 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err13ASSERT_VIOLATIONDATA_RACE (38 of 53 remaining) [2024-11-28 02:19:33,823 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err14ASSERT_VIOLATIONDATA_RACE (37 of 53 remaining) [2024-11-28 02:19:33,823 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err15ASSERT_VIOLATIONDATA_RACE (36 of 53 remaining) [2024-11-28 02:19:33,823 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err16ASSERT_VIOLATIONDATA_RACE (35 of 53 remaining) [2024-11-28 02:19:33,823 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err17ASSERT_VIOLATIONDATA_RACE (34 of 53 remaining) [2024-11-28 02:19:33,823 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err25ASSERT_VIOLATIONDATA_RACE (33 of 53 remaining) [2024-11-28 02:19:33,824 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err18ASSERT_VIOLATIONDATA_RACE (32 of 53 remaining) [2024-11-28 02:19:33,824 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err19ASSERT_VIOLATIONDATA_RACE (31 of 53 remaining) [2024-11-28 02:19:33,824 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err20ASSERT_VIOLATIONDATA_RACE (30 of 53 remaining) [2024-11-28 02:19:33,824 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err23ASSERT_VIOLATIONDATA_RACE (29 of 53 remaining) [2024-11-28 02:19:33,824 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err21ASSERT_VIOLATIONDATA_RACE (28 of 53 remaining) [2024-11-28 02:19:33,824 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err22ASSERT_VIOLATIONDATA_RACE (27 of 53 remaining) [2024-11-28 02:19:33,824 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err24ASSERT_VIOLATIONDATA_RACE (26 of 53 remaining) [2024-11-28 02:19:33,825 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (25 of 53 remaining) [2024-11-28 02:19:33,825 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (24 of 53 remaining) [2024-11-28 02:19:33,825 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (23 of 53 remaining) [2024-11-28 02:19:33,825 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (22 of 53 remaining) [2024-11-28 02:19:33,826 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONDATA_RACE (21 of 53 remaining) [2024-11-28 02:19:33,826 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (20 of 53 remaining) [2024-11-28 02:19:33,826 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (19 of 53 remaining) [2024-11-28 02:19:33,826 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err7ASSERT_VIOLATIONDATA_RACE (18 of 53 remaining) [2024-11-28 02:19:33,826 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err8ASSERT_VIOLATIONDATA_RACE (17 of 53 remaining) [2024-11-28 02:19:33,826 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err9ASSERT_VIOLATIONDATA_RACE (16 of 53 remaining) [2024-11-28 02:19:33,827 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err10ASSERT_VIOLATIONDATA_RACE (15 of 53 remaining) [2024-11-28 02:19:33,828 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err11ASSERT_VIOLATIONDATA_RACE (14 of 53 remaining) [2024-11-28 02:19:33,828 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err12ASSERT_VIOLATIONDATA_RACE (13 of 53 remaining) [2024-11-28 02:19:33,828 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err13ASSERT_VIOLATIONDATA_RACE (12 of 53 remaining) [2024-11-28 02:19:33,828 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err14ASSERT_VIOLATIONDATA_RACE (11 of 53 remaining) [2024-11-28 02:19:33,829 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err15ASSERT_VIOLATIONDATA_RACE (10 of 53 remaining) [2024-11-28 02:19:33,829 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err16ASSERT_VIOLATIONDATA_RACE (9 of 53 remaining) [2024-11-28 02:19:33,829 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err17ASSERT_VIOLATIONDATA_RACE (8 of 53 remaining) [2024-11-28 02:19:33,829 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err25ASSERT_VIOLATIONDATA_RACE (7 of 53 remaining) [2024-11-28 02:19:33,829 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err18ASSERT_VIOLATIONDATA_RACE (6 of 53 remaining) [2024-11-28 02:19:33,829 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err19ASSERT_VIOLATIONDATA_RACE (5 of 53 remaining) [2024-11-28 02:19:33,829 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err20ASSERT_VIOLATIONDATA_RACE (4 of 53 remaining) [2024-11-28 02:19:33,829 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err23ASSERT_VIOLATIONDATA_RACE (3 of 53 remaining) [2024-11-28 02:19:33,830 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err21ASSERT_VIOLATIONDATA_RACE (2 of 53 remaining) [2024-11-28 02:19:33,830 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err22ASSERT_VIOLATIONDATA_RACE (1 of 53 remaining) [2024-11-28 02:19:33,830 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err24ASSERT_VIOLATIONDATA_RACE (0 of 53 remaining) [2024-11-28 02:19:33,830 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-28 02:19:33,831 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2024-11-28 02:19:33,833 WARN L246 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2024-11-28 02:19:33,834 INFO L491 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2024-11-28 02:19:33,996 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-11-28 02:19:34,006 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 958 places, 972 transitions, 1954 flow [2024-11-28 02:19:34,396 INFO L124 PetriNetUnfolderBase]: 21/990 cut-off events. [2024-11-28 02:19:34,396 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2024-11-28 02:19:34,405 INFO L83 FinitePrefix]: Finished finitePrefix Result has 998 conditions, 990 events. 21/990 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 998 event pairs, 0 based on Foata normal form. 0/914 useless extension candidates. Maximal degree in co-relation 831. Up to 6 conditions per place. [2024-11-28 02:19:34,406 INFO L82 GeneralOperation]: Start removeDead. Operand has 958 places, 972 transitions, 1954 flow [2024-11-28 02:19:34,416 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 958 places, 972 transitions, 1954 flow [2024-11-28 02:19:34,417 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 02:19:34,418 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;@709dfe7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 02:19:34,418 INFO L334 AbstractCegarLoop]: Starting to check reachability of 79 error locations. [2024-11-28 02:19:34,643 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-11-28 02:19:34,643 INFO L124 PetriNetUnfolderBase]: 2/674 cut-off events. [2024-11-28 02:19:34,644 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-11-28 02:19:34,644 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-28 02:19:34,644 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:19:34,645 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err0ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err5ASSERT_VIOLATIONDATA_RACE (and 75 more)] === [2024-11-28 02:19:34,647 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:19:34,647 INFO L85 PathProgramCache]: Analyzing trace with hash -1207820892, now seen corresponding path program 1 times [2024-11-28 02:19:34,648 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:19:34,648 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1724949813] [2024-11-28 02:19:34,648 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:19:34,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:19:35,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:19:37,274 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 02:19:37,274 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:19:37,274 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1724949813] [2024-11-28 02:19:37,275 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1724949813] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:19:37,275 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:19:37,275 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-11-28 02:19:37,275 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2093475691] [2024-11-28 02:19:37,275 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:19:37,276 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-28 02:19:37,277 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:19:37,278 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-28 02:19:37,278 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 02:19:37,281 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 916 out of 972 [2024-11-28 02:19:37,284 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 958 places, 972 transitions, 1954 flow. Second operand has 2 states, 2 states have (on average 917.0) internal successors, (1834), 2 states have internal predecessors, (1834), 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) [2024-11-28 02:19:37,284 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-28 02:19:37,284 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 916 of 972 [2024-11-28 02:19:37,284 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-28 02:19:38,276 INFO L124 PetriNetUnfolderBase]: 101/1979 cut-off events. [2024-11-28 02:19:38,277 INFO L125 PetriNetUnfolderBase]: For 20/20 co-relation queries the response was YES. [2024-11-28 02:19:38,286 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2128 conditions, 1979 events. 101/1979 cut-off events. For 20/20 co-relation queries the response was YES. Maximal size of possible extension queue 28. Compared 8259 event pairs, 38 based on Foata normal form. 89/1899 useless extension candidates. Maximal degree in co-relation 1287. Up to 126 conditions per place. [2024-11-28 02:19:38,293 INFO L140 encePairwiseOnDemand]: 932/972 looper letters, 16 selfloop transitions, 0 changer transitions 0/923 dead transitions. [2024-11-28 02:19:38,293 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 919 places, 923 transitions, 1888 flow [2024-11-28 02:19:38,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-28 02:19:38,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2024-11-28 02:19:38,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 1888 transitions. [2024-11-28 02:19:38,298 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.9711934156378601 [2024-11-28 02:19:38,298 INFO L175 Difference]: Start difference. First operand has 958 places, 972 transitions, 1954 flow. Second operand 2 states and 1888 transitions. [2024-11-28 02:19:38,299 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 919 places, 923 transitions, 1888 flow [2024-11-28 02:19:38,304 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 919 places, 923 transitions, 1888 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-11-28 02:19:38,318 INFO L231 Difference]: Finished difference. Result has 919 places, 923 transitions, 1856 flow [2024-11-28 02:19:38,319 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=972, PETRI_DIFFERENCE_MINUEND_FLOW=1856, PETRI_DIFFERENCE_MINUEND_PLACES=918, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=923, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=923, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=1856, PETRI_PLACES=919, PETRI_TRANSITIONS=923} [2024-11-28 02:19:38,320 INFO L279 CegarLoopForPetriNet]: 958 programPoint places, -39 predicate places. [2024-11-28 02:19:38,320 INFO L471 AbstractCegarLoop]: Abstraction has has 919 places, 923 transitions, 1856 flow [2024-11-28 02:19:38,322 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 917.0) internal successors, (1834), 2 states have internal predecessors, (1834), 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) [2024-11-28 02:19:38,322 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-28 02:19:38,322 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:19:38,322 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-28 02:19:38,323 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting thr1Err2ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err5ASSERT_VIOLATIONDATA_RACE (and 75 more)] === [2024-11-28 02:19:38,324 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:19:38,325 INFO L85 PathProgramCache]: Analyzing trace with hash -1074599257, now seen corresponding path program 1 times [2024-11-28 02:19:38,325 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:19:38,325 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1307560206] [2024-11-28 02:19:38,326 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:19:38,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:19:38,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:19:38,790 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 02:19:38,790 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:19:38,791 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1307560206] [2024-11-28 02:19:38,791 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1307560206] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:19:38,791 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:19:38,793 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-28 02:19:38,794 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [380602126] [2024-11-28 02:19:38,794 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:19:38,795 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 02:19:38,796 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:19:38,796 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 02:19:38,796 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 02:19:38,827 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 908 out of 972 [2024-11-28 02:19:38,831 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 919 places, 923 transitions, 1856 flow. Second operand has 3 states, 3 states have (on average 909.3333333333334) internal successors, (2728), 3 states have internal predecessors, (2728), 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) [2024-11-28 02:19:38,831 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-28 02:19:38,831 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 908 of 972 [2024-11-28 02:19:38,831 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-28 02:19:40,866 INFO L124 PetriNetUnfolderBase]: 338/4578 cut-off events. [2024-11-28 02:19:40,866 INFO L125 PetriNetUnfolderBase]: For 41/41 co-relation queries the response was YES. [2024-11-28 02:19:40,902 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5094 conditions, 4578 events. 338/4578 cut-off events. For 41/41 co-relation queries the response was YES. Maximal size of possible extension queue 71. Compared 35551 event pairs, 74 based on Foata normal form. 0/4089 useless extension candidates. Maximal degree in co-relation 5089. Up to 239 conditions per place. [2024-11-28 02:19:40,925 INFO L140 encePairwiseOnDemand]: 964/972 looper letters, 39 selfloop transitions, 6 changer transitions 0/944 dead transitions. [2024-11-28 02:19:40,925 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 921 places, 944 transitions, 1993 flow [2024-11-28 02:19:40,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 02:19:40,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-28 02:19:40,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 2771 transitions. [2024-11-28 02:19:40,933 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.9502743484224966 [2024-11-28 02:19:40,934 INFO L175 Difference]: Start difference. First operand has 919 places, 923 transitions, 1856 flow. Second operand 3 states and 2771 transitions. [2024-11-28 02:19:40,934 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 921 places, 944 transitions, 1993 flow [2024-11-28 02:19:40,939 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 921 places, 944 transitions, 1993 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-11-28 02:19:40,950 INFO L231 Difference]: Finished difference. Result has 923 places, 929 transitions, 1908 flow [2024-11-28 02:19:40,952 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=972, PETRI_DIFFERENCE_MINUEND_FLOW=1856, PETRI_DIFFERENCE_MINUEND_PLACES=919, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=923, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=917, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1908, PETRI_PLACES=923, PETRI_TRANSITIONS=929} [2024-11-28 02:19:40,954 INFO L279 CegarLoopForPetriNet]: 958 programPoint places, -35 predicate places. [2024-11-28 02:19:40,954 INFO L471 AbstractCegarLoop]: Abstraction has has 923 places, 929 transitions, 1908 flow [2024-11-28 02:19:40,956 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 909.3333333333334) internal successors, (2728), 3 states have internal predecessors, (2728), 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) [2024-11-28 02:19:40,957 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-28 02:19:40,957 INFO L206 CegarLoopForPetriNet]: trace histogram [3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:19:40,958 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-28 02:19:40,958 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err5ASSERT_VIOLATIONDATA_RACE (and 75 more)] === [2024-11-28 02:19:40,960 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:19:40,960 INFO L85 PathProgramCache]: Analyzing trace with hash 1557441551, now seen corresponding path program 1 times [2024-11-28 02:19:40,960 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:19:40,960 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [452747167] [2024-11-28 02:19:40,961 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:19:40,961 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:19:41,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 02:19:41,215 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 02:19:41,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 02:19:41,533 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-28 02:19:41,533 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-28 02:19:41,533 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (78 of 79 remaining) [2024-11-28 02:19:41,534 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (77 of 79 remaining) [2024-11-28 02:19:41,534 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (76 of 79 remaining) [2024-11-28 02:19:41,534 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (75 of 79 remaining) [2024-11-28 02:19:41,534 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (74 of 79 remaining) [2024-11-28 02:19:41,534 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONDATA_RACE (73 of 79 remaining) [2024-11-28 02:19:41,534 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (72 of 79 remaining) [2024-11-28 02:19:41,534 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (71 of 79 remaining) [2024-11-28 02:19:41,534 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err7ASSERT_VIOLATIONDATA_RACE (70 of 79 remaining) [2024-11-28 02:19:41,535 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err8ASSERT_VIOLATIONDATA_RACE (69 of 79 remaining) [2024-11-28 02:19:41,535 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err9ASSERT_VIOLATIONDATA_RACE (68 of 79 remaining) [2024-11-28 02:19:41,535 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err10ASSERT_VIOLATIONDATA_RACE (67 of 79 remaining) [2024-11-28 02:19:41,535 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err11ASSERT_VIOLATIONDATA_RACE (66 of 79 remaining) [2024-11-28 02:19:41,535 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err12ASSERT_VIOLATIONDATA_RACE (65 of 79 remaining) [2024-11-28 02:19:41,535 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err13ASSERT_VIOLATIONDATA_RACE (64 of 79 remaining) [2024-11-28 02:19:41,535 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err14ASSERT_VIOLATIONDATA_RACE (63 of 79 remaining) [2024-11-28 02:19:41,535 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err15ASSERT_VIOLATIONDATA_RACE (62 of 79 remaining) [2024-11-28 02:19:41,535 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err16ASSERT_VIOLATIONDATA_RACE (61 of 79 remaining) [2024-11-28 02:19:41,536 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err17ASSERT_VIOLATIONDATA_RACE (60 of 79 remaining) [2024-11-28 02:19:41,536 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err25ASSERT_VIOLATIONDATA_RACE (59 of 79 remaining) [2024-11-28 02:19:41,536 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err18ASSERT_VIOLATIONDATA_RACE (58 of 79 remaining) [2024-11-28 02:19:41,536 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err19ASSERT_VIOLATIONDATA_RACE (57 of 79 remaining) [2024-11-28 02:19:41,536 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err20ASSERT_VIOLATIONDATA_RACE (56 of 79 remaining) [2024-11-28 02:19:41,536 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err23ASSERT_VIOLATIONDATA_RACE (55 of 79 remaining) [2024-11-28 02:19:41,536 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err21ASSERT_VIOLATIONDATA_RACE (54 of 79 remaining) [2024-11-28 02:19:41,536 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err22ASSERT_VIOLATIONDATA_RACE (53 of 79 remaining) [2024-11-28 02:19:41,536 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err24ASSERT_VIOLATIONDATA_RACE (52 of 79 remaining) [2024-11-28 02:19:41,537 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (51 of 79 remaining) [2024-11-28 02:19:41,538 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (50 of 79 remaining) [2024-11-28 02:19:41,538 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (49 of 79 remaining) [2024-11-28 02:19:41,538 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (48 of 79 remaining) [2024-11-28 02:19:41,538 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONDATA_RACE (47 of 79 remaining) [2024-11-28 02:19:41,538 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (46 of 79 remaining) [2024-11-28 02:19:41,538 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (45 of 79 remaining) [2024-11-28 02:19:41,538 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err7ASSERT_VIOLATIONDATA_RACE (44 of 79 remaining) [2024-11-28 02:19:41,538 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err8ASSERT_VIOLATIONDATA_RACE (43 of 79 remaining) [2024-11-28 02:19:41,539 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err9ASSERT_VIOLATIONDATA_RACE (42 of 79 remaining) [2024-11-28 02:19:41,539 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err10ASSERT_VIOLATIONDATA_RACE (41 of 79 remaining) [2024-11-28 02:19:41,539 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err11ASSERT_VIOLATIONDATA_RACE (40 of 79 remaining) [2024-11-28 02:19:41,539 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err12ASSERT_VIOLATIONDATA_RACE (39 of 79 remaining) [2024-11-28 02:19:41,539 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err13ASSERT_VIOLATIONDATA_RACE (38 of 79 remaining) [2024-11-28 02:19:41,539 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err14ASSERT_VIOLATIONDATA_RACE (37 of 79 remaining) [2024-11-28 02:19:41,539 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err15ASSERT_VIOLATIONDATA_RACE (36 of 79 remaining) [2024-11-28 02:19:41,539 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err16ASSERT_VIOLATIONDATA_RACE (35 of 79 remaining) [2024-11-28 02:19:41,540 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err17ASSERT_VIOLATIONDATA_RACE (34 of 79 remaining) [2024-11-28 02:19:41,540 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err25ASSERT_VIOLATIONDATA_RACE (33 of 79 remaining) [2024-11-28 02:19:41,540 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err18ASSERT_VIOLATIONDATA_RACE (32 of 79 remaining) [2024-11-28 02:19:41,540 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err19ASSERT_VIOLATIONDATA_RACE (31 of 79 remaining) [2024-11-28 02:19:41,540 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err20ASSERT_VIOLATIONDATA_RACE (30 of 79 remaining) [2024-11-28 02:19:41,541 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err23ASSERT_VIOLATIONDATA_RACE (29 of 79 remaining) [2024-11-28 02:19:41,541 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err21ASSERT_VIOLATIONDATA_RACE (28 of 79 remaining) [2024-11-28 02:19:41,541 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err22ASSERT_VIOLATIONDATA_RACE (27 of 79 remaining) [2024-11-28 02:19:41,541 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err24ASSERT_VIOLATIONDATA_RACE (26 of 79 remaining) [2024-11-28 02:19:41,541 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (25 of 79 remaining) [2024-11-28 02:19:41,541 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (24 of 79 remaining) [2024-11-28 02:19:41,541 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (23 of 79 remaining) [2024-11-28 02:19:41,541 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (22 of 79 remaining) [2024-11-28 02:19:41,542 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONDATA_RACE (21 of 79 remaining) [2024-11-28 02:19:41,542 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (20 of 79 remaining) [2024-11-28 02:19:41,542 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (19 of 79 remaining) [2024-11-28 02:19:41,542 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err7ASSERT_VIOLATIONDATA_RACE (18 of 79 remaining) [2024-11-28 02:19:41,542 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err8ASSERT_VIOLATIONDATA_RACE (17 of 79 remaining) [2024-11-28 02:19:41,542 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err9ASSERT_VIOLATIONDATA_RACE (16 of 79 remaining) [2024-11-28 02:19:41,542 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err10ASSERT_VIOLATIONDATA_RACE (15 of 79 remaining) [2024-11-28 02:19:41,542 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err11ASSERT_VIOLATIONDATA_RACE (14 of 79 remaining) [2024-11-28 02:19:41,542 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err12ASSERT_VIOLATIONDATA_RACE (13 of 79 remaining) [2024-11-28 02:19:41,542 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err13ASSERT_VIOLATIONDATA_RACE (12 of 79 remaining) [2024-11-28 02:19:41,542 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err14ASSERT_VIOLATIONDATA_RACE (11 of 79 remaining) [2024-11-28 02:19:41,542 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err15ASSERT_VIOLATIONDATA_RACE (10 of 79 remaining) [2024-11-28 02:19:41,542 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err16ASSERT_VIOLATIONDATA_RACE (9 of 79 remaining) [2024-11-28 02:19:41,543 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err17ASSERT_VIOLATIONDATA_RACE (8 of 79 remaining) [2024-11-28 02:19:41,543 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err25ASSERT_VIOLATIONDATA_RACE (7 of 79 remaining) [2024-11-28 02:19:41,543 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err18ASSERT_VIOLATIONDATA_RACE (6 of 79 remaining) [2024-11-28 02:19:41,543 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err19ASSERT_VIOLATIONDATA_RACE (5 of 79 remaining) [2024-11-28 02:19:41,543 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err20ASSERT_VIOLATIONDATA_RACE (4 of 79 remaining) [2024-11-28 02:19:41,543 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err23ASSERT_VIOLATIONDATA_RACE (3 of 79 remaining) [2024-11-28 02:19:41,543 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err21ASSERT_VIOLATIONDATA_RACE (2 of 79 remaining) [2024-11-28 02:19:41,544 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err22ASSERT_VIOLATIONDATA_RACE (1 of 79 remaining) [2024-11-28 02:19:41,544 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err24ASSERT_VIOLATIONDATA_RACE (0 of 79 remaining) [2024-11-28 02:19:41,544 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-28 02:19:41,544 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2024-11-28 02:19:41,546 WARN L246 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2024-11-28 02:19:41,546 INFO L491 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2024-11-28 02:19:41,798 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-11-28 02:19:41,817 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 1101 places, 1122 transitions, 2262 flow [2024-11-28 02:19:42,303 INFO L124 PetriNetUnfolderBase]: 31/1150 cut-off events. [2024-11-28 02:19:42,304 INFO L125 PetriNetUnfolderBase]: For 7/7 co-relation queries the response was YES. [2024-11-28 02:19:42,320 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1163 conditions, 1150 events. 31/1150 cut-off events. For 7/7 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 1937 event pairs, 0 based on Foata normal form. 0/1037 useless extension candidates. Maximal degree in co-relation 994. Up to 8 conditions per place. [2024-11-28 02:19:42,320 INFO L82 GeneralOperation]: Start removeDead. Operand has 1101 places, 1122 transitions, 2262 flow [2024-11-28 02:19:42,343 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 1101 places, 1122 transitions, 2262 flow [2024-11-28 02:19:42,348 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 02:19:42,353 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;@709dfe7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 02:19:42,353 INFO L334 AbstractCegarLoop]: Starting to check reachability of 105 error locations. [2024-11-28 02:19:42,449 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-11-28 02:19:42,450 INFO L124 PetriNetUnfolderBase]: 1/672 cut-off events. [2024-11-28 02:19:42,450 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-11-28 02:19:42,450 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-28 02:19:42,450 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:19:42,451 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err0ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err5ASSERT_VIOLATIONDATA_RACE (and 101 more)] === [2024-11-28 02:19:42,452 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:19:42,453 INFO L85 PathProgramCache]: Analyzing trace with hash -490558949, now seen corresponding path program 1 times [2024-11-28 02:19:42,453 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:19:42,453 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1567286285] [2024-11-28 02:19:42,453 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:19:42,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:19:42,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:19:44,339 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 02:19:44,340 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:19:44,340 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1567286285] [2024-11-28 02:19:44,341 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1567286285] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:19:44,341 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:19:44,341 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-11-28 02:19:44,341 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1435780507] [2024-11-28 02:19:44,341 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:19:44,342 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-28 02:19:44,344 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:19:44,345 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-28 02:19:44,345 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 02:19:44,347 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 1039 out of 1122 [2024-11-28 02:19:44,350 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 1101 places, 1122 transitions, 2262 flow. Second operand has 2 states, 2 states have (on average 1040.0) internal successors, (2080), 2 states have internal predecessors, (2080), 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) [2024-11-28 02:19:44,350 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-28 02:19:44,350 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 1039 of 1122 [2024-11-28 02:19:44,351 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-28 02:19:49,232 INFO L124 PetriNetUnfolderBase]: 1325/12015 cut-off events. [2024-11-28 02:19:49,232 INFO L125 PetriNetUnfolderBase]: For 298/298 co-relation queries the response was YES. [2024-11-28 02:19:49,354 INFO L83 FinitePrefix]: Finished finitePrefix Result has 13756 conditions, 12015 events. 1325/12015 cut-off events. For 298/298 co-relation queries the response was YES. Maximal size of possible extension queue 189. Compared 126430 event pairs, 624 based on Foata normal form. 917/11513 useless extension candidates. Maximal degree in co-relation 11353. Up to 1533 conditions per place. [2024-11-28 02:19:49,426 INFO L140 encePairwiseOnDemand]: 1063/1122 looper letters, 24 selfloop transitions, 0 changer transitions 0/1051 dead transitions. [2024-11-28 02:19:49,426 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 1044 places, 1051 transitions, 2168 flow [2024-11-28 02:19:49,428 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-28 02:19:49,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2024-11-28 02:19:49,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 2161 transitions. [2024-11-28 02:19:49,433 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.9630124777183601 [2024-11-28 02:19:49,433 INFO L175 Difference]: Start difference. First operand has 1101 places, 1122 transitions, 2262 flow. Second operand 2 states and 2161 transitions. [2024-11-28 02:19:49,433 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 1044 places, 1051 transitions, 2168 flow [2024-11-28 02:19:49,439 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 1044 places, 1051 transitions, 2166 flow, removed 1 selfloop flow, removed 0 redundant places. [2024-11-28 02:19:49,450 INFO L231 Difference]: Finished difference. Result has 1044 places, 1051 transitions, 2118 flow [2024-11-28 02:19:49,452 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=1122, PETRI_DIFFERENCE_MINUEND_FLOW=2118, PETRI_DIFFERENCE_MINUEND_PLACES=1043, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1051, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1051, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=2118, PETRI_PLACES=1044, PETRI_TRANSITIONS=1051} [2024-11-28 02:19:49,454 INFO L279 CegarLoopForPetriNet]: 1101 programPoint places, -57 predicate places. [2024-11-28 02:19:49,454 INFO L471 AbstractCegarLoop]: Abstraction has has 1044 places, 1051 transitions, 2118 flow [2024-11-28 02:19:49,456 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 1040.0) internal successors, (2080), 2 states have internal predecessors, (2080), 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) [2024-11-28 02:19:49,456 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-28 02:19:49,456 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:19:49,456 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-28 02:19:49,456 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting thr1Err2ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err5ASSERT_VIOLATIONDATA_RACE (and 101 more)] === [2024-11-28 02:19:49,460 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:19:49,460 INFO L85 PathProgramCache]: Analyzing trace with hash 1019396510, now seen corresponding path program 1 times [2024-11-28 02:19:49,460 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:19:49,461 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1017547318] [2024-11-28 02:19:49,461 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:19:49,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:19:49,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:19:49,859 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 02:19:49,859 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:19:49,859 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1017547318] [2024-11-28 02:19:49,859 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1017547318] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:19:49,860 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:19:49,860 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-28 02:19:49,860 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2013093432] [2024-11-28 02:19:49,860 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:19:49,861 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 02:19:49,862 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:19:49,862 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 02:19:49,862 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 02:19:49,895 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 1027 out of 1122 [2024-11-28 02:19:49,900 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 1044 places, 1051 transitions, 2118 flow. Second operand has 3 states, 3 states have (on average 1028.3333333333333) internal successors, (3085), 3 states have internal predecessors, (3085), 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) [2024-11-28 02:19:49,900 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-28 02:19:49,900 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 1027 of 1122 [2024-11-28 02:19:49,900 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-28 02:20:07,807 INFO L124 PetriNetUnfolderBase]: 7711/54983 cut-off events. [2024-11-28 02:20:07,807 INFO L125 PetriNetUnfolderBase]: For 595/595 co-relation queries the response was YES. [2024-11-28 02:20:08,227 INFO L83 FinitePrefix]: Finished finitePrefix Result has 65255 conditions, 54983 events. 7711/54983 cut-off events. For 595/595 co-relation queries the response was YES. Maximal size of possible extension queue 943. Compared 812823 event pairs, 2078 based on Foata normal form. 0/47968 useless extension candidates. Maximal degree in co-relation 65249. Up to 4933 conditions per place. [2024-11-28 02:20:08,537 INFO L140 encePairwiseOnDemand]: 1110/1122 looper letters, 59 selfloop transitions, 9 changer transitions 0/1083 dead transitions. [2024-11-28 02:20:08,537 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 1046 places, 1083 transitions, 2328 flow [2024-11-28 02:20:08,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 02:20:08,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-28 02:20:08,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 3152 transitions. [2024-11-28 02:20:08,548 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.936423054070113 [2024-11-28 02:20:08,548 INFO L175 Difference]: Start difference. First operand has 1044 places, 1051 transitions, 2118 flow. Second operand 3 states and 3152 transitions. [2024-11-28 02:20:08,548 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 1046 places, 1083 transitions, 2328 flow [2024-11-28 02:20:08,556 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 1046 places, 1083 transitions, 2328 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-11-28 02:20:08,569 INFO L231 Difference]: Finished difference. Result has 1048 places, 1060 transitions, 2196 flow [2024-11-28 02:20:08,571 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=1122, PETRI_DIFFERENCE_MINUEND_FLOW=2118, PETRI_DIFFERENCE_MINUEND_PLACES=1044, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1051, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1042, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=2196, PETRI_PLACES=1048, PETRI_TRANSITIONS=1060} [2024-11-28 02:20:08,573 INFO L279 CegarLoopForPetriNet]: 1101 programPoint places, -53 predicate places. [2024-11-28 02:20:08,574 INFO L471 AbstractCegarLoop]: Abstraction has has 1048 places, 1060 transitions, 2196 flow [2024-11-28 02:20:08,576 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 1028.3333333333333) internal successors, (3085), 3 states have internal predecessors, (3085), 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) [2024-11-28 02:20:08,576 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-28 02:20:08,577 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:20:08,577 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-28 02:20:08,577 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting thr1Err3ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err5ASSERT_VIOLATIONDATA_RACE (and 101 more)] === [2024-11-28 02:20:08,579 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:20:08,579 INFO L85 PathProgramCache]: Analyzing trace with hash -1255329043, now seen corresponding path program 1 times [2024-11-28 02:20:08,580 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:20:08,580 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [782265123] [2024-11-28 02:20:08,580 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:20:08,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:20:08,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:20:12,577 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 02:20:12,577 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:20:12,577 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [782265123] [2024-11-28 02:20:12,577 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [782265123] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:20:12,578 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:20:12,578 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 02:20:12,578 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1560287874] [2024-11-28 02:20:12,578 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:20:12,580 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-28 02:20:12,581 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:20:12,582 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-28 02:20:12,582 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-28 02:20:13,095 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 991 out of 1122 [2024-11-28 02:20:13,106 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 1048 places, 1060 transitions, 2196 flow. Second operand has 6 states, 6 states have (on average 992.6666666666666) internal successors, (5956), 6 states have internal predecessors, (5956), 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) [2024-11-28 02:20:13,106 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-28 02:20:13,107 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 991 of 1122 [2024-11-28 02:20:13,107 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-28 02:20:19,904 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([4303] L780-->L780-3: Formula: (let ((.cse0 (select |v_#race_831| |v_~#m2~0.base_33|)) (.cse5 (+ |v_~#m2~0.offset_33| 1))) (let ((.cse3 (+ |v_~#m2~0.offset_33| 2)) (.cse1 (+ |v_~#m2~0.offset_33| 3)) (.cse2 (select .cse0 .cse5)) (.cse4 (select |v_#memory_int_493| |v_~#m2~0.base_33|))) (and (= (select .cse0 .cse1) .cse2) (= (select .cse0 .cse3) .cse2) (not (= (ite (= (select .cse4 |v_~#m2~0.offset_33|) 1) 1 0) 0)) (= (store |v_#race_833| |v_~#m2~0.base_33| (store (store (store (store (select |v_#race_833| |v_~#m2~0.base_33|) |v_~#m2~0.offset_33| .cse2) .cse5 .cse2) .cse3 .cse2) .cse1 .cse2)) |v_#race_831|) (= (select .cse0 |v_~#m2~0.offset_33|) .cse2) (= (store |v_#memory_int_493| |v_~#m2~0.base_33| (store .cse4 |v_~#m2~0.offset_33| 0)) |v_#memory_int_492|)))) InVars {#race=|v_#race_833|, #memory_int=|v_#memory_int_493|, ~#m2~0.base=|v_~#m2~0.base_33|, ~#m2~0.offset=|v_~#m2~0.offset_33|} OutVars{#race=|v_#race_831|, thr1Thread3of3ForFork0___VERIFIER_atomic_release_~m#1.base=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_~m#1.base_5|, thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1=|v_thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1_7|, #memory_int=|v_#memory_int_492|, ~#m2~0.base=|v_~#m2~0.base_33|, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet6#1=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet6#1_5|, thr1Thread3of3ForFork0___VERIFIER_atomic_release_~m#1.offset=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_~m#1.offset_5|, ~#m2~0.offset=|v_~#m2~0.offset_33|, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~mem5#1=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~mem5#1_5|, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#in~m#1.offset=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_#in~m#1.offset_5|, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#in~m#1.base=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_#in~m#1.base_5|, thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1=|v_thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1_7|} AuxVars[] AssignedVars[#race, thr1Thread3of3ForFork0___VERIFIER_atomic_release_~m#1.base, thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1, #memory_int, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet6#1, thr1Thread3of3ForFork0___VERIFIER_atomic_release_~m#1.offset, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~mem5#1, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#in~m#1.offset, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#in~m#1.base, thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1][838], [1100#true, 1111#true, Black: 1106#true, 1098#true, 1108#(= |#race~state~0| 0), 656#L789-5true, 700#L732-7true, 1104#true, 559#L780-3true, 331#L780-3true, 1102#true]) [2024-11-28 02:20:19,904 INFO L294 olderBase$Statistics]: this new event has 723 ancestors and is cut-off event [2024-11-28 02:20:19,904 INFO L297 olderBase$Statistics]: existing Event has 723 ancestors and is cut-off event [2024-11-28 02:20:19,904 INFO L297 olderBase$Statistics]: existing Event has 709 ancestors and is cut-off event [2024-11-28 02:20:19,904 INFO L297 olderBase$Statistics]: existing Event has 709 ancestors and is cut-off event [2024-11-28 02:20:20,269 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([4303] L780-->L780-3: Formula: (let ((.cse0 (select |v_#race_831| |v_~#m2~0.base_33|)) (.cse5 (+ |v_~#m2~0.offset_33| 1))) (let ((.cse3 (+ |v_~#m2~0.offset_33| 2)) (.cse1 (+ |v_~#m2~0.offset_33| 3)) (.cse2 (select .cse0 .cse5)) (.cse4 (select |v_#memory_int_493| |v_~#m2~0.base_33|))) (and (= (select .cse0 .cse1) .cse2) (= (select .cse0 .cse3) .cse2) (not (= (ite (= (select .cse4 |v_~#m2~0.offset_33|) 1) 1 0) 0)) (= (store |v_#race_833| |v_~#m2~0.base_33| (store (store (store (store (select |v_#race_833| |v_~#m2~0.base_33|) |v_~#m2~0.offset_33| .cse2) .cse5 .cse2) .cse3 .cse2) .cse1 .cse2)) |v_#race_831|) (= (select .cse0 |v_~#m2~0.offset_33|) .cse2) (= (store |v_#memory_int_493| |v_~#m2~0.base_33| (store .cse4 |v_~#m2~0.offset_33| 0)) |v_#memory_int_492|)))) InVars {#race=|v_#race_833|, #memory_int=|v_#memory_int_493|, ~#m2~0.base=|v_~#m2~0.base_33|, ~#m2~0.offset=|v_~#m2~0.offset_33|} OutVars{#race=|v_#race_831|, thr1Thread3of3ForFork0___VERIFIER_atomic_release_~m#1.base=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_~m#1.base_5|, thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1=|v_thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1_7|, #memory_int=|v_#memory_int_492|, ~#m2~0.base=|v_~#m2~0.base_33|, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet6#1=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet6#1_5|, thr1Thread3of3ForFork0___VERIFIER_atomic_release_~m#1.offset=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_~m#1.offset_5|, ~#m2~0.offset=|v_~#m2~0.offset_33|, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~mem5#1=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~mem5#1_5|, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#in~m#1.offset=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_#in~m#1.offset_5|, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#in~m#1.base=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_#in~m#1.base_5|, thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1=|v_thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1_7|} AuxVars[] AssignedVars[#race, thr1Thread3of3ForFork0___VERIFIER_atomic_release_~m#1.base, thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1, #memory_int, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet6#1, thr1Thread3of3ForFork0___VERIFIER_atomic_release_~m#1.offset, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~mem5#1, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#in~m#1.offset, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#in~m#1.base, thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1][779], [1100#true, 1111#true, 1098#true, Black: 1106#true, 1108#(= |#race~state~0| 0), 656#L789-5true, 707#L731true, 1104#true, 559#L780-3true, 331#L780-3true, 1102#true]) [2024-11-28 02:20:20,269 INFO L294 olderBase$Statistics]: this new event has 724 ancestors and is cut-off event [2024-11-28 02:20:20,269 INFO L297 olderBase$Statistics]: existing Event has 710 ancestors and is cut-off event [2024-11-28 02:20:20,269 INFO L297 olderBase$Statistics]: existing Event has 710 ancestors and is cut-off event [2024-11-28 02:20:20,269 INFO L297 olderBase$Statistics]: existing Event has 724 ancestors and is cut-off event [2024-11-28 02:20:20,584 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([4303] L780-->L780-3: Formula: (let ((.cse0 (select |v_#race_831| |v_~#m2~0.base_33|)) (.cse5 (+ |v_~#m2~0.offset_33| 1))) (let ((.cse3 (+ |v_~#m2~0.offset_33| 2)) (.cse1 (+ |v_~#m2~0.offset_33| 3)) (.cse2 (select .cse0 .cse5)) (.cse4 (select |v_#memory_int_493| |v_~#m2~0.base_33|))) (and (= (select .cse0 .cse1) .cse2) (= (select .cse0 .cse3) .cse2) (not (= (ite (= (select .cse4 |v_~#m2~0.offset_33|) 1) 1 0) 0)) (= (store |v_#race_833| |v_~#m2~0.base_33| (store (store (store (store (select |v_#race_833| |v_~#m2~0.base_33|) |v_~#m2~0.offset_33| .cse2) .cse5 .cse2) .cse3 .cse2) .cse1 .cse2)) |v_#race_831|) (= (select .cse0 |v_~#m2~0.offset_33|) .cse2) (= (store |v_#memory_int_493| |v_~#m2~0.base_33| (store .cse4 |v_~#m2~0.offset_33| 0)) |v_#memory_int_492|)))) InVars {#race=|v_#race_833|, #memory_int=|v_#memory_int_493|, ~#m2~0.base=|v_~#m2~0.base_33|, ~#m2~0.offset=|v_~#m2~0.offset_33|} OutVars{#race=|v_#race_831|, thr1Thread3of3ForFork0___VERIFIER_atomic_release_~m#1.base=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_~m#1.base_5|, thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1=|v_thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1_7|, #memory_int=|v_#memory_int_492|, ~#m2~0.base=|v_~#m2~0.base_33|, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet6#1=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet6#1_5|, thr1Thread3of3ForFork0___VERIFIER_atomic_release_~m#1.offset=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_~m#1.offset_5|, ~#m2~0.offset=|v_~#m2~0.offset_33|, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~mem5#1=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~mem5#1_5|, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#in~m#1.offset=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_#in~m#1.offset_5|, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#in~m#1.base=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_#in~m#1.base_5|, thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1=|v_thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1_7|} AuxVars[] AssignedVars[#race, thr1Thread3of3ForFork0___VERIFIER_atomic_release_~m#1.base, thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1, #memory_int, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet6#1, thr1Thread3of3ForFork0___VERIFIER_atomic_release_~m#1.offset, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~mem5#1, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#in~m#1.offset, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#in~m#1.base, thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1][779], [1100#true, 1111#true, 629#L778true, 1098#true, Black: 1106#true, 1108#(= |#race~state~0| 0), 656#L789-5true, 1104#true, 559#L780-3true, 331#L780-3true, 1102#true]) [2024-11-28 02:20:20,585 INFO L294 olderBase$Statistics]: this new event has 725 ancestors and is cut-off event [2024-11-28 02:20:20,585 INFO L297 olderBase$Statistics]: existing Event has 711 ancestors and is cut-off event [2024-11-28 02:20:20,585 INFO L297 olderBase$Statistics]: existing Event has 711 ancestors and is cut-off event [2024-11-28 02:20:20,585 INFO L297 olderBase$Statistics]: existing Event has 725 ancestors and is cut-off event [2024-11-28 02:20:22,516 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([4303] L780-->L780-3: Formula: (let ((.cse0 (select |v_#race_831| |v_~#m2~0.base_33|)) (.cse5 (+ |v_~#m2~0.offset_33| 1))) (let ((.cse3 (+ |v_~#m2~0.offset_33| 2)) (.cse1 (+ |v_~#m2~0.offset_33| 3)) (.cse2 (select .cse0 .cse5)) (.cse4 (select |v_#memory_int_493| |v_~#m2~0.base_33|))) (and (= (select .cse0 .cse1) .cse2) (= (select .cse0 .cse3) .cse2) (not (= (ite (= (select .cse4 |v_~#m2~0.offset_33|) 1) 1 0) 0)) (= (store |v_#race_833| |v_~#m2~0.base_33| (store (store (store (store (select |v_#race_833| |v_~#m2~0.base_33|) |v_~#m2~0.offset_33| .cse2) .cse5 .cse2) .cse3 .cse2) .cse1 .cse2)) |v_#race_831|) (= (select .cse0 |v_~#m2~0.offset_33|) .cse2) (= (store |v_#memory_int_493| |v_~#m2~0.base_33| (store .cse4 |v_~#m2~0.offset_33| 0)) |v_#memory_int_492|)))) InVars {#race=|v_#race_833|, #memory_int=|v_#memory_int_493|, ~#m2~0.base=|v_~#m2~0.base_33|, ~#m2~0.offset=|v_~#m2~0.offset_33|} OutVars{#race=|v_#race_831|, thr1Thread3of3ForFork0___VERIFIER_atomic_release_~m#1.base=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_~m#1.base_5|, thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1=|v_thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1_7|, #memory_int=|v_#memory_int_492|, ~#m2~0.base=|v_~#m2~0.base_33|, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet6#1=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet6#1_5|, thr1Thread3of3ForFork0___VERIFIER_atomic_release_~m#1.offset=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_~m#1.offset_5|, ~#m2~0.offset=|v_~#m2~0.offset_33|, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~mem5#1=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~mem5#1_5|, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#in~m#1.offset=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_#in~m#1.offset_5|, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#in~m#1.base=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_#in~m#1.base_5|, thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1=|v_thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1_7|} AuxVars[] AssignedVars[#race, thr1Thread3of3ForFork0___VERIFIER_atomic_release_~m#1.base, thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1, #memory_int, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet6#1, thr1Thread3of3ForFork0___VERIFIER_atomic_release_~m#1.offset, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~mem5#1, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#in~m#1.offset, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#in~m#1.base, thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1][779], [1100#true, 1111#true, Black: 1106#true, 824#L732-4true, 1098#true, 1108#(= |#race~state~0| 0), 656#L789-5true, 1104#true, 97#L778-3true, 559#L780-3true, 1102#true]) [2024-11-28 02:20:22,516 INFO L294 olderBase$Statistics]: this new event has 730 ancestors and is cut-off event [2024-11-28 02:20:22,516 INFO L297 olderBase$Statistics]: existing Event has 716 ancestors and is cut-off event [2024-11-28 02:20:22,516 INFO L297 olderBase$Statistics]: existing Event has 716 ancestors and is cut-off event [2024-11-28 02:20:22,516 INFO L297 olderBase$Statistics]: existing Event has 716 ancestors and is cut-off event [2024-11-28 02:20:22,946 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([4303] L780-->L780-3: Formula: (let ((.cse0 (select |v_#race_831| |v_~#m2~0.base_33|)) (.cse5 (+ |v_~#m2~0.offset_33| 1))) (let ((.cse3 (+ |v_~#m2~0.offset_33| 2)) (.cse1 (+ |v_~#m2~0.offset_33| 3)) (.cse2 (select .cse0 .cse5)) (.cse4 (select |v_#memory_int_493| |v_~#m2~0.base_33|))) (and (= (select .cse0 .cse1) .cse2) (= (select .cse0 .cse3) .cse2) (not (= (ite (= (select .cse4 |v_~#m2~0.offset_33|) 1) 1 0) 0)) (= (store |v_#race_833| |v_~#m2~0.base_33| (store (store (store (store (select |v_#race_833| |v_~#m2~0.base_33|) |v_~#m2~0.offset_33| .cse2) .cse5 .cse2) .cse3 .cse2) .cse1 .cse2)) |v_#race_831|) (= (select .cse0 |v_~#m2~0.offset_33|) .cse2) (= (store |v_#memory_int_493| |v_~#m2~0.base_33| (store .cse4 |v_~#m2~0.offset_33| 0)) |v_#memory_int_492|)))) InVars {#race=|v_#race_833|, #memory_int=|v_#memory_int_493|, ~#m2~0.base=|v_~#m2~0.base_33|, ~#m2~0.offset=|v_~#m2~0.offset_33|} OutVars{#race=|v_#race_831|, thr1Thread3of3ForFork0___VERIFIER_atomic_release_~m#1.base=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_~m#1.base_5|, thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1=|v_thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1_7|, #memory_int=|v_#memory_int_492|, ~#m2~0.base=|v_~#m2~0.base_33|, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet6#1=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet6#1_5|, thr1Thread3of3ForFork0___VERIFIER_atomic_release_~m#1.offset=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_~m#1.offset_5|, ~#m2~0.offset=|v_~#m2~0.offset_33|, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~mem5#1=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~mem5#1_5|, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#in~m#1.offset=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_#in~m#1.offset_5|, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#in~m#1.base=|v_thr1Thread3of3ForFork0___VERIFIER_atomic_release_#in~m#1.base_5|, thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1=|v_thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1_7|} AuxVars[] AssignedVars[#race, thr1Thread3of3ForFork0___VERIFIER_atomic_release_~m#1.base, thr1Thread3of3ForFork0_assume_abort_if_not_~cond#1, #memory_int, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~nondet6#1, thr1Thread3of3ForFork0___VERIFIER_atomic_release_~m#1.offset, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#t~mem5#1, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#in~m#1.offset, thr1Thread3of3ForFork0___VERIFIER_atomic_release_#in~m#1.base, thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond#1][779], [1100#true, 1111#true, Black: 1106#true, 1098#true, 1108#(= |#race~state~0| 0), 656#L789-5true, 1104#true, 234#L732-5true, 97#L778-3true, 559#L780-3true, 1102#true]) [2024-11-28 02:20:22,946 INFO L294 olderBase$Statistics]: this new event has 731 ancestors and is cut-off event [2024-11-28 02:20:22,946 INFO L297 olderBase$Statistics]: existing Event has 717 ancestors and is cut-off event [2024-11-28 02:20:22,946 INFO L297 olderBase$Statistics]: existing Event has 717 ancestors and is cut-off event [2024-11-28 02:20:22,946 INFO L297 olderBase$Statistics]: existing Event has 717 ancestors and is cut-off event