./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/ldv-races/race-3_1-container_of-global.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37bba1e-3bbc-4a19-9d31-274f47f028de/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37bba1e-3bbc-4a19-9d31-274f47f028de/bin/uautomizer-verify-uCwYo4JHxu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37bba1e-3bbc-4a19-9d31-274f47f028de/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37bba1e-3bbc-4a19-9d31-274f47f028de/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-races/race-3_1-container_of-global.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37bba1e-3bbc-4a19-9d31-274f47f028de/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37bba1e-3bbc-4a19-9d31-274f47f028de/bin/uautomizer-verify-uCwYo4JHxu --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 79b55bbc1c83a113dd61cfbd1c59324170026eea9fc3fed8c2e488e492b32e33 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 08:06:48,271 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 08:06:48,351 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37bba1e-3bbc-4a19-9d31-274f47f028de/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-DataRace-32bit-Automizer_Default.epf [2023-11-19 08:06:48,356 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 08:06:48,357 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 08:06:48,383 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 08:06:48,384 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 08:06:48,384 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 08:06:48,385 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 08:06:48,386 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 08:06:48,387 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 08:06:48,387 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 08:06:48,388 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 08:06:48,388 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 08:06:48,389 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 08:06:48,389 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 08:06:48,390 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 08:06:48,390 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 08:06:48,391 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 08:06:48,392 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 08:06:48,392 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 08:06:48,393 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 08:06:48,393 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-11-19 08:06:48,394 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 08:06:48,395 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 08:06:48,395 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 08:06:48,396 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 08:06:48,396 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 08:06:48,397 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 08:06:48,397 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 08:06:48,398 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 08:06:48,398 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 08:06:48,399 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 08:06:48,399 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 08:06:48,400 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-19 08:06:48,400 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 08:06:48,401 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 08:06:48,401 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 08:06:48,402 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 08:06:48,402 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 08:06:48,402 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 08:06:48,403 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37bba1e-3bbc-4a19-9d31-274f47f028de/bin/uautomizer-verify-uCwYo4JHxu/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37bba1e-3bbc-4a19-9d31-274f47f028de/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 79b55bbc1c83a113dd61cfbd1c59324170026eea9fc3fed8c2e488e492b32e33 [2023-11-19 08:06:48,659 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 08:06:48,705 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 08:06:48,708 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 08:06:48,709 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 08:06:48,709 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 08:06:48,710 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37bba1e-3bbc-4a19-9d31-274f47f028de/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/ldv-races/race-3_1-container_of-global.i [2023-11-19 08:06:51,937 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 08:06:52,340 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 08:06:52,341 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37bba1e-3bbc-4a19-9d31-274f47f028de/sv-benchmarks/c/ldv-races/race-3_1-container_of-global.i [2023-11-19 08:06:52,373 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37bba1e-3bbc-4a19-9d31-274f47f028de/bin/uautomizer-verify-uCwYo4JHxu/data/50de1c33a/1cf323a67fd64cdfa44000c3177b5e98/FLAG1fc4997f2 [2023-11-19 08:06:52,386 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37bba1e-3bbc-4a19-9d31-274f47f028de/bin/uautomizer-verify-uCwYo4JHxu/data/50de1c33a/1cf323a67fd64cdfa44000c3177b5e98 [2023-11-19 08:06:52,389 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 08:06:52,390 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 08:06:52,392 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 08:06:52,392 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 08:06:52,397 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 08:06:52,398 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:06:52" (1/1) ... [2023-11-19 08:06:52,399 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26d5bc49 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:52, skipping insertion in model container [2023-11-19 08:06:52,400 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:06:52" (1/1) ... [2023-11-19 08:06:52,483 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 08:06:53,421 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 08:06:53,440 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 08:06:53,560 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 08:06:53,781 INFO L206 MainTranslator]: Completed translation [2023-11-19 08:06:53,782 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:53 WrapperNode [2023-11-19 08:06:53,782 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 08:06:53,787 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 08:06:53,787 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 08:06:53,787 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 08:06:53,796 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:53" (1/1) ... [2023-11-19 08:06:53,865 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:53" (1/1) ... [2023-11-19 08:06:53,929 INFO L138 Inliner]: procedures = 482, calls = 47, calls flagged for inlining = 13, calls inlined = 18, statements flattened = 225 [2023-11-19 08:06:53,931 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 08:06:53,932 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 08:06:53,933 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 08:06:53,933 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 08:06:53,944 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:53" (1/1) ... [2023-11-19 08:06:53,944 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:53" (1/1) ... [2023-11-19 08:06:53,965 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:53" (1/1) ... [2023-11-19 08:06:53,971 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:53" (1/1) ... [2023-11-19 08:06:54,015 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:53" (1/1) ... [2023-11-19 08:06:54,035 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:53" (1/1) ... [2023-11-19 08:06:54,040 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:53" (1/1) ... [2023-11-19 08:06:54,044 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:53" (1/1) ... [2023-11-19 08:06:54,065 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 08:06:54,068 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 08:06:54,069 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 08:06:54,069 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 08:06:54,070 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:53" (1/1) ... [2023-11-19 08:06:54,076 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 08:06:54,090 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37bba1e-3bbc-4a19-9d31-274f47f028de/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:06:54,106 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37bba1e-3bbc-4a19-9d31-274f47f028de/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 08:06:54,129 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37bba1e-3bbc-4a19-9d31-274f47f028de/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 08:06:54,158 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 08:06:54,158 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 08:06:54,158 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-19 08:06:54,159 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 08:06:54,159 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 08:06:54,160 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 08:06:54,160 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 08:06:54,160 INFO L130 BoogieDeclarations]: Found specification of procedure my_callback [2023-11-19 08:06:54,160 INFO L138 BoogieDeclarations]: Found implementation of procedure my_callback [2023-11-19 08:06:54,161 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 08:06:54,161 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 08:06:54,161 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 08:06:54,163 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 08:06:54,460 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 08:06:54,463 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 08:06:54,969 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 08:06:54,982 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 08:06:54,982 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 08:06:54,988 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:06:54 BoogieIcfgContainer [2023-11-19 08:06:54,988 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 08:06:54,991 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 08:06:54,992 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 08:06:54,995 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 08:06:54,996 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 08:06:52" (1/3) ... [2023-11-19 08:06:54,997 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@64d7f868 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 08:06:54, skipping insertion in model container [2023-11-19 08:06:54,997 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:53" (2/3) ... [2023-11-19 08:06:54,997 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@64d7f868 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 08:06:54, skipping insertion in model container [2023-11-19 08:06:54,998 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:06:54" (3/3) ... [2023-11-19 08:06:54,999 INFO L112 eAbstractionObserver]: Analyzing ICFG race-3_1-container_of-global.i [2023-11-19 08:06:55,009 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-11-19 08:06:55,021 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 08:06:55,021 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 17 error locations. [2023-11-19 08:06:55,021 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-11-19 08:06:55,127 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2023-11-19 08:06:55,189 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 347 places, 355 transitions, 724 flow [2023-11-19 08:06:55,427 INFO L124 PetriNetUnfolderBase]: 18/443 cut-off events. [2023-11-19 08:06:55,427 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2023-11-19 08:06:55,436 INFO L83 FinitePrefix]: Finished finitePrefix Result has 452 conditions, 443 events. 18/443 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 989 event pairs, 0 based on Foata normal form. 0/397 useless extension candidates. Maximal degree in co-relation 247. Up to 4 conditions per place. [2023-11-19 08:06:55,436 INFO L82 GeneralOperation]: Start removeDead. Operand has 347 places, 355 transitions, 724 flow [2023-11-19 08:06:55,449 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 345 places, 352 transitions, 716 flow [2023-11-19 08:06:55,453 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2023-11-19 08:06:55,481 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 345 places, 352 transitions, 716 flow [2023-11-19 08:06:55,489 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 345 places, 352 transitions, 716 flow [2023-11-19 08:06:55,490 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 345 places, 352 transitions, 716 flow [2023-11-19 08:06:55,600 INFO L124 PetriNetUnfolderBase]: 17/442 cut-off events. [2023-11-19 08:06:55,600 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2023-11-19 08:06:55,603 INFO L83 FinitePrefix]: Finished finitePrefix Result has 451 conditions, 442 events. 17/442 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 1000 event pairs, 0 based on Foata normal form. 0/397 useless extension candidates. Maximal degree in co-relation 246. Up to 4 conditions per place. [2023-11-19 08:06:55,618 INFO L119 LiptonReduction]: Number of co-enabled transitions 20008 [2023-11-19 08:07:49,100 WARN L293 SmtUtils]: Spent 15.94s on a formula simplification. DAG size of input: 208 DAG size of output: 195 (called from [L 279] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-11-19 08:07:54,738 WARN L293 SmtUtils]: Spent 5.63s on a formula simplification that was a NOOP. DAG size: 178 (called from [L 302] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition)