./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/goblint-regression/13-privatized_04-priv_multi_true.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 4fc63b2a 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_2c23fe4c-cae5-4fc6-8641-a404bbb59764/bin/uautomizer-verify-4GaUIPS5ZU/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c23fe4c-cae5-4fc6-8641-a404bbb59764/bin/uautomizer-verify-4GaUIPS5ZU/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c23fe4c-cae5-4fc6-8641-a404bbb59764/bin/uautomizer-verify-4GaUIPS5ZU/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c23fe4c-cae5-4fc6-8641-a404bbb59764/bin/uautomizer-verify-4GaUIPS5ZU/config/AutomizerReach.xml -i ../../sv-benchmarks/c/goblint-regression/13-privatized_04-priv_multi_true.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c23fe4c-cae5-4fc6-8641-a404bbb59764/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c23fe4c-cae5-4fc6-8641-a404bbb59764/bin/uautomizer-verify-4GaUIPS5ZU --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 d5772eac83993f999ed7a0d2c72e283c734e18136b4020af8f8e407255c20c04 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-10-31 22:03:46,701 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-31 22:03:46,789 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c23fe4c-cae5-4fc6-8641-a404bbb59764/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-DataRace-32bit-Automizer_Default.epf [2024-10-31 22:03:46,800 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-31 22:03:46,801 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-31 22:03:46,835 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-31 22:03:46,835 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-31 22:03:46,836 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-31 22:03:46,836 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-31 22:03:46,837 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-31 22:03:46,837 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-31 22:03:46,838 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-31 22:03:46,838 INFO L153 SettingsManager]: * Use SBE=true [2024-10-31 22:03:46,838 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-31 22:03:46,839 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-31 22:03:46,839 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-31 22:03:46,839 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-31 22:03:46,840 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-31 22:03:46,840 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-31 22:03:46,840 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-31 22:03:46,841 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-31 22:03:46,845 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-31 22:03:46,845 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-10-31 22:03:46,846 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-31 22:03:46,846 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-31 22:03:46,846 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-31 22:03:46,850 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-31 22:03:46,850 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-31 22:03:46,850 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-31 22:03:46,851 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-31 22:03:46,851 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-31 22:03:46,851 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 22:03:46,852 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-31 22:03:46,852 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-31 22:03:46,852 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-31 22:03:46,852 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-31 22:03:46,853 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-31 22:03:46,853 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-31 22:03:46,854 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-31 22:03:46,854 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-31 22:03:46,854 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-31 22:03:46,855 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_2c23fe4c-cae5-4fc6-8641-a404bbb59764/bin/uautomizer-verify-4GaUIPS5ZU/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c23fe4c-cae5-4fc6-8641-a404bbb59764/bin/uautomizer-verify-4GaUIPS5ZU Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d5772eac83993f999ed7a0d2c72e283c734e18136b4020af8f8e407255c20c04 [2024-10-31 22:03:47,147 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-31 22:03:47,179 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-31 22:03:47,183 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-31 22:03:47,184 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-31 22:03:47,185 INFO L274 PluginConnector]: CDTParser initialized [2024-10-31 22:03:47,186 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c23fe4c-cae5-4fc6-8641-a404bbb59764/bin/uautomizer-verify-4GaUIPS5ZU/../../sv-benchmarks/c/goblint-regression/13-privatized_04-priv_multi_true.i Unable to find full path for "g++" [2024-10-31 22:03:49,315 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-31 22:03:49,683 INFO L384 CDTParser]: Found 1 translation units. [2024-10-31 22:03:49,684 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c23fe4c-cae5-4fc6-8641-a404bbb59764/sv-benchmarks/c/goblint-regression/13-privatized_04-priv_multi_true.i [2024-10-31 22:03:49,708 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c23fe4c-cae5-4fc6-8641-a404bbb59764/bin/uautomizer-verify-4GaUIPS5ZU/data/1199ef6c5/b95cd692850f45bb897577ccea595785/FLAG8eb554153 [2024-10-31 22:03:49,726 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c23fe4c-cae5-4fc6-8641-a404bbb59764/bin/uautomizer-verify-4GaUIPS5ZU/data/1199ef6c5/b95cd692850f45bb897577ccea595785 [2024-10-31 22:03:49,729 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-31 22:03:49,732 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-31 22:03:49,733 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-31 22:03:49,733 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-31 22:03:49,739 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-31 22:03:49,740 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:03:49" (1/1) ... [2024-10-31 22:03:49,741 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7647a81b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:03:49, skipping insertion in model container [2024-10-31 22:03:49,741 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:03:49" (1/1) ... [2024-10-31 22:03:49,800 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-31 22:03:50,471 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:03:50,502 INFO L200 MainTranslator]: Completed pre-run [2024-10-31 22:03:50,607 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:03:50,691 INFO L204 MainTranslator]: Completed translation [2024-10-31 22:03:50,692 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:03:50 WrapperNode [2024-10-31 22:03:50,692 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-31 22:03:50,694 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-31 22:03:50,694 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-31 22:03:50,694 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-31 22:03:50,704 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:03:50" (1/1) ... [2024-10-31 22:03:50,737 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:03:50" (1/1) ... [2024-10-31 22:03:50,779 INFO L138 Inliner]: procedures = 271, calls = 38, calls flagged for inlining = 5, calls inlined = 6, statements flattened = 112 [2024-10-31 22:03:50,780 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-31 22:03:50,780 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-31 22:03:50,781 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-31 22:03:50,781 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-31 22:03:50,794 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:03:50" (1/1) ... [2024-10-31 22:03:50,794 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:03:50" (1/1) ... [2024-10-31 22:03:50,804 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:03:50" (1/1) ... [2024-10-31 22:03:50,805 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:03:50" (1/1) ... [2024-10-31 22:03:50,821 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:03:50" (1/1) ... [2024-10-31 22:03:50,826 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:03:50" (1/1) ... [2024-10-31 22:03:50,831 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:03:50" (1/1) ... [2024-10-31 22:03:50,834 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:03:50" (1/1) ... [2024-10-31 22:03:50,844 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-31 22:03:50,845 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-31 22:03:50,845 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-31 22:03:50,845 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-31 22:03:50,846 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:03:50" (1/1) ... [2024-10-31 22:03:50,861 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 22:03:50,884 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c23fe4c-cae5-4fc6-8641-a404bbb59764/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:03:50,907 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c23fe4c-cae5-4fc6-8641-a404bbb59764/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-31 22:03:50,919 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c23fe4c-cae5-4fc6-8641-a404bbb59764/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-31 22:03:50,988 INFO L130 BoogieDeclarations]: Found specification of procedure generate [2024-10-31 22:03:50,988 INFO L138 BoogieDeclarations]: Found implementation of procedure generate [2024-10-31 22:03:50,993 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-10-31 22:03:50,993 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-10-31 22:03:50,993 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-31 22:03:50,993 INFO L130 BoogieDeclarations]: Found specification of procedure dispose [2024-10-31 22:03:50,993 INFO L138 BoogieDeclarations]: Found implementation of procedure dispose [2024-10-31 22:03:50,994 INFO L130 BoogieDeclarations]: Found specification of procedure process [2024-10-31 22:03:50,994 INFO L138 BoogieDeclarations]: Found implementation of procedure process [2024-10-31 22:03:50,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-10-31 22:03:50,994 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-31 22:03:50,994 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-31 22:03:50,996 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-10-31 22:03:51,443 INFO L238 CfgBuilder]: Building ICFG [2024-10-31 22:03:51,445 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-31 22:03:51,738 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-10-31 22:03:51,739 INFO L287 CfgBuilder]: Performing block encoding [2024-10-31 22:03:51,798 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-31 22:03:51,798 INFO L316 CfgBuilder]: Removed 4 assume(true) statements. [2024-10-31 22:03:51,798 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:03:51 BoogieIcfgContainer [2024-10-31 22:03:51,799 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-31 22:03:51,801 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-31 22:03:51,801 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-31 22:03:51,810 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-31 22:03:51,810 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.10 10:03:49" (1/3) ... [2024-10-31 22:03:51,811 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@45062e54 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 10:03:51, skipping insertion in model container [2024-10-31 22:03:51,811 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:03:50" (2/3) ... [2024-10-31 22:03:51,811 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@45062e54 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 10:03:51, skipping insertion in model container [2024-10-31 22:03:51,811 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:03:51" (3/3) ... [2024-10-31 22:03:51,813 INFO L112 eAbstractionObserver]: Analyzing ICFG 13-privatized_04-priv_multi_true.i [2024-10-31 22:03:51,833 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-31 22:03:51,833 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 15 error locations. [2024-10-31 22:03:51,833 INFO L489 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-10-31 22:03:51,933 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-10-31 22:03:51,979 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 210 places, 214 transitions, 440 flow [2024-10-31 22:03:52,087 INFO L124 PetriNetUnfolderBase]: 14/211 cut-off events. [2024-10-31 22:03:52,087 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-10-31 22:03:52,103 INFO L83 FinitePrefix]: Finished finitePrefix Result has 221 conditions, 211 events. 14/211 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 478 event pairs, 0 based on Foata normal form. 0/182 useless extension candidates. Maximal degree in co-relation 183. Up to 2 conditions per place. [2024-10-31 22:03:52,103 INFO L82 GeneralOperation]: Start removeDead. Operand has 210 places, 214 transitions, 440 flow [2024-10-31 22:03:52,112 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 207 places, 211 transitions, 431 flow [2024-10-31 22:03:52,122 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-31 22:03:52,129 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;@5046c082, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-31 22:03:52,129 INFO L334 AbstractCegarLoop]: Starting to check reachability of 31 error locations. [2024-10-31 22:03:52,142 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-10-31 22:03:52,143 INFO L124 PetriNetUnfolderBase]: 2/60 cut-off events. [2024-10-31 22:03:52,143 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-10-31 22:03:52,143 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:03:52,144 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:03:52,145 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting generateErr0ASSERT_VIOLATIONDATA_RACE === [processErr0ASSERT_VIOLATIONDATA_RACE, processErr1ASSERT_VIOLATIONDATA_RACE, processErr2ASSERT_VIOLATIONDATA_RACE, processErr3ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2024-10-31 22:03:52,150 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:03:52,150 INFO L85 PathProgramCache]: Analyzing trace with hash -1050942591, now seen corresponding path program 1 times [2024-10-31 22:03:52,160 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:03:52,161 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1972157838] [2024-10-31 22:03:52,161 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:03:52,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:03:52,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:03:52,650 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:03:52,650 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:03:52,651 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1972157838] [2024-10-31 22:03:52,651 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1972157838] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:03:52,652 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:03:52,652 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:03:52,654 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1682521913] [2024-10-31 22:03:52,654 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:03:52,664 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:03:52,670 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:03:52,697 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:03:52,698 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:03:52,799 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 172 out of 214 [2024-10-31 22:03:52,804 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 207 places, 211 transitions, 431 flow. Second operand has 3 states, 3 states have (on average 173.66666666666666) internal successors, (521), 3 states have internal predecessors, (521), 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) [2024-10-31 22:03:52,804 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:03:52,804 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 172 of 214 [2024-10-31 22:03:52,805 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:03:58,313 INFO L124 PetriNetUnfolderBase]: 9686/27366 cut-off events. [2024-10-31 22:03:58,313 INFO L125 PetriNetUnfolderBase]: For 138/138 co-relation queries the response was YES. [2024-10-31 22:03:58,494 INFO L83 FinitePrefix]: Finished finitePrefix Result has 40093 conditions, 27366 events. 9686/27366 cut-off events. For 138/138 co-relation queries the response was YES. Maximal size of possible extension queue 689. Compared 313655 event pairs, 5650 based on Foata normal form. 5325/28784 useless extension candidates. Maximal degree in co-relation 40053. Up to 10290 conditions per place. [2024-10-31 22:03:58,725 INFO L140 encePairwiseOnDemand]: 193/214 looper letters, 43 selfloop transitions, 10 changer transitions 0/216 dead transitions. [2024-10-31 22:03:58,725 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 199 places, 216 transitions, 553 flow [2024-10-31 22:03:58,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:03:58,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-31 22:03:58,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 589 transitions. [2024-10-31 22:03:58,748 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9174454828660437 [2024-10-31 22:03:58,752 INFO L175 Difference]: Start difference. First operand has 207 places, 211 transitions, 431 flow. Second operand 3 states and 589 transitions. [2024-10-31 22:03:58,754 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 199 places, 216 transitions, 553 flow [2024-10-31 22:03:58,759 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 196 places, 216 transitions, 548 flow, removed 0 selfloop flow, removed 3 redundant places. [2024-10-31 22:03:58,767 INFO L231 Difference]: Finished difference. Result has 198 places, 202 transitions, 470 flow [2024-10-31 22:03:58,770 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=214, PETRI_DIFFERENCE_MINUEND_FLOW=392, PETRI_DIFFERENCE_MINUEND_PLACES=194, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=193, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=183, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=470, PETRI_PLACES=198, PETRI_TRANSITIONS=202} [2024-10-31 22:03:58,777 INFO L277 CegarLoopForPetriNet]: 207 programPoint places, -9 predicate places. [2024-10-31 22:03:58,777 INFO L471 AbstractCegarLoop]: Abstraction has has 198 places, 202 transitions, 470 flow [2024-10-31 22:03:58,778 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 173.66666666666666) internal successors, (521), 3 states have internal predecessors, (521), 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) [2024-10-31 22:03:58,778 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:03:58,778 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:03:58,779 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-31 22:03:58,779 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting processErr0ASSERT_VIOLATIONDATA_RACE === [processErr0ASSERT_VIOLATIONDATA_RACE, processErr1ASSERT_VIOLATIONDATA_RACE, processErr2ASSERT_VIOLATIONDATA_RACE, processErr3ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2024-10-31 22:03:58,780 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:03:58,780 INFO L85 PathProgramCache]: Analyzing trace with hash -1263740195, now seen corresponding path program 1 times [2024-10-31 22:03:58,781 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:03:58,781 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1706772513] [2024-10-31 22:03:58,781 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:03:58,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:03:58,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:03:58,973 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:03:58,973 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:03:58,974 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1706772513] [2024-10-31 22:03:58,974 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1706772513] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:03:58,974 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:03:58,975 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:03:58,975 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [482507750] [2024-10-31 22:03:58,975 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:03:58,977 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:03:58,978 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:03:58,978 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:03:58,979 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:03:59,085 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 166 out of 214 [2024-10-31 22:03:59,086 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 198 places, 202 transitions, 470 flow. Second operand has 3 states, 3 states have (on average 167.66666666666666) internal successors, (503), 3 states have internal predecessors, (503), 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) [2024-10-31 22:03:59,087 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:03:59,087 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 166 of 214 [2024-10-31 22:03:59,087 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:04:09,585 INFO L124 PetriNetUnfolderBase]: 24072/66682 cut-off events. [2024-10-31 22:04:09,585 INFO L125 PetriNetUnfolderBase]: For 10915/10923 co-relation queries the response was YES. [2024-10-31 22:04:09,827 INFO L83 FinitePrefix]: Finished finitePrefix Result has 109341 conditions, 66682 events. 24072/66682 cut-off events. For 10915/10923 co-relation queries the response was YES. Maximal size of possible extension queue 1732. Compared 865534 event pairs, 6583 based on Foata normal form. 0/58630 useless extension candidates. Maximal degree in co-relation 109302. Up to 17974 conditions per place. [2024-10-31 22:04:10,201 INFO L140 encePairwiseOnDemand]: 195/214 looper letters, 58 selfloop transitions, 21 changer transitions 0/238 dead transitions. [2024-10-31 22:04:10,202 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 200 places, 238 transitions, 748 flow [2024-10-31 22:04:10,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:04:10,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-31 22:04:10,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 568 transitions. [2024-10-31 22:04:10,206 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8847352024922118 [2024-10-31 22:04:10,206 INFO L175 Difference]: Start difference. First operand has 198 places, 202 transitions, 470 flow. Second operand 3 states and 568 transitions. [2024-10-31 22:04:10,206 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 200 places, 238 transitions, 748 flow [2024-10-31 22:04:10,351 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 198 places, 238 transitions, 712 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-31 22:04:10,354 INFO L231 Difference]: Finished difference. Result has 200 places, 223 transitions, 658 flow [2024-10-31 22:04:10,355 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=214, PETRI_DIFFERENCE_MINUEND_FLOW=450, PETRI_DIFFERENCE_MINUEND_PLACES=196, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=202, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=181, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=658, PETRI_PLACES=200, PETRI_TRANSITIONS=223} [2024-10-31 22:04:10,356 INFO L277 CegarLoopForPetriNet]: 207 programPoint places, -7 predicate places. [2024-10-31 22:04:10,356 INFO L471 AbstractCegarLoop]: Abstraction has has 200 places, 223 transitions, 658 flow [2024-10-31 22:04:10,357 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 167.66666666666666) internal successors, (503), 3 states have internal predecessors, (503), 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) [2024-10-31 22:04:10,357 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:04:10,357 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:04:10,358 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-31 22:04:10,358 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting generateErr1ASSERT_VIOLATIONDATA_RACE === [processErr0ASSERT_VIOLATIONDATA_RACE, processErr1ASSERT_VIOLATIONDATA_RACE, processErr2ASSERT_VIOLATIONDATA_RACE, processErr3ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2024-10-31 22:04:10,358 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:04:10,359 INFO L85 PathProgramCache]: Analyzing trace with hash 1051871439, now seen corresponding path program 1 times [2024-10-31 22:04:10,359 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:04:10,359 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1349847288] [2024-10-31 22:04:10,359 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:04:10,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:04:10,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:04:10,460 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:04:10,461 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:04:10,461 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1349847288] [2024-10-31 22:04:10,461 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1349847288] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:04:10,461 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:04:10,462 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:04:10,462 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [242733570] [2024-10-31 22:04:10,462 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:04:10,463 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:04:10,463 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:04:10,463 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:04:10,464 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:04:10,514 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 172 out of 214 [2024-10-31 22:04:10,515 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 200 places, 223 transitions, 658 flow. Second operand has 3 states, 3 states have (on average 174.0) internal successors, (522), 3 states have internal predecessors, (522), 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) [2024-10-31 22:04:10,515 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:04:10,515 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 172 of 214 [2024-10-31 22:04:10,516 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:04:13,127 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([555] L1170-->L1170-1: Formula: (= |v_#race~A~0_4| 0) InVars {} OutVars{#race~A~0=|v_#race~A~0_4|} AuxVars[] AssignedVars[#race~A~0][70], [211#true, 220#(= |#race~A~0| 0), 77#L1209-3true, 28#L1187-3true, 70#generateErr0ASSERT_VIOLATIONDATA_RACEtrue, Black: 215#(= |generateThread1of1ForFork1_#t~nondet2| |#race~A~0|), 207#true, 223#true, 209#true, 142#L1170-1true, Black: 218#true]) [2024-10-31 22:04:13,128 INFO L294 olderBase$Statistics]: this new event has 85 ancestors and is cut-off event [2024-10-31 22:04:13,128 INFO L297 olderBase$Statistics]: existing Event has 85 ancestors and is cut-off event [2024-10-31 22:04:13,128 INFO L297 olderBase$Statistics]: existing Event has 85 ancestors and is cut-off event [2024-10-31 22:04:13,128 INFO L297 olderBase$Statistics]: existing Event has 85 ancestors and is cut-off event [2024-10-31 22:04:13,697 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([555] L1170-->L1170-1: Formula: (= |v_#race~A~0_4| 0) InVars {} OutVars{#race~A~0=|v_#race~A~0_4|} AuxVars[] AssignedVars[#race~A~0][70], [211#true, 220#(= |#race~A~0| 0), 28#L1187-3true, 70#generateErr0ASSERT_VIOLATIONDATA_RACEtrue, Black: 215#(= |generateThread1of1ForFork1_#t~nondet2| |#race~A~0|), 207#true, 93#L1210-3true, 223#true, 142#L1170-1true, Black: 218#true, 209#true]) [2024-10-31 22:04:13,697 INFO L294 olderBase$Statistics]: this new event has 87 ancestors and is cut-off event [2024-10-31 22:04:13,698 INFO L297 olderBase$Statistics]: existing Event has 87 ancestors and is cut-off event [2024-10-31 22:04:13,698 INFO L297 olderBase$Statistics]: existing Event has 87 ancestors and is cut-off event [2024-10-31 22:04:13,698 INFO L297 olderBase$Statistics]: existing Event has 87 ancestors and is cut-off event [2024-10-31 22:04:15,059 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([563] L1170-5-->L1170-6: Formula: (= |v_processThread1of1ForFork2_#t~nondet9_3| |v_#race~A~0_7|) InVars {processThread1of1ForFork2_#t~nondet9=|v_processThread1of1ForFork2_#t~nondet9_3|} OutVars{processThread1of1ForFork2_#t~nondet9=|v_processThread1of1ForFork2_#t~nondet9_3|, #race~A~0=|v_#race~A~0_7|} AuxVars[] AssignedVars[#race~A~0][98], [211#true, 77#L1209-3true, 28#L1187-3true, 70#generateErr0ASSERT_VIOLATIONDATA_RACEtrue, Black: 215#(= |generateThread1of1ForFork1_#t~nondet2| |#race~A~0|), 207#true, 218#true, Black: 220#(= |#race~A~0| 0), 223#true, 125#L1170-6true, 209#true]) [2024-10-31 22:04:15,059 INFO L294 olderBase$Statistics]: this new event has 90 ancestors and is cut-off event [2024-10-31 22:04:15,059 INFO L297 olderBase$Statistics]: existing Event has 90 ancestors and is cut-off event [2024-10-31 22:04:15,060 INFO L297 olderBase$Statistics]: existing Event has 90 ancestors and is cut-off event [2024-10-31 22:04:15,060 INFO L297 olderBase$Statistics]: existing Event has 90 ancestors and is cut-off event [2024-10-31 22:04:15,062 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([555] L1170-->L1170-1: Formula: (= |v_#race~A~0_4| 0) InVars {} OutVars{#race~A~0=|v_#race~A~0_4|} AuxVars[] AssignedVars[#race~A~0][70], [211#true, 220#(= |#race~A~0| 0), 16#L1194-3true, 77#L1209-3true, 70#generateErr0ASSERT_VIOLATIONDATA_RACEtrue, Black: 215#(= |generateThread1of1ForFork1_#t~nondet2| |#race~A~0|), 207#true, 223#true, 142#L1170-1true, 209#true, Black: 218#true]) [2024-10-31 22:04:15,062 INFO L294 olderBase$Statistics]: this new event has 90 ancestors and is cut-off event [2024-10-31 22:04:15,062 INFO L297 olderBase$Statistics]: existing Event has 90 ancestors and is cut-off event [2024-10-31 22:04:15,063 INFO L297 olderBase$Statistics]: existing Event has 90 ancestors and is cut-off event [2024-10-31 22:04:15,063 INFO L297 olderBase$Statistics]: existing Event has 90 ancestors and is cut-off event [2024-10-31 22:04:15,254 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([555] L1170-->L1170-1: Formula: (= |v_#race~A~0_4| 0) InVars {} OutVars{#race~A~0=|v_#race~A~0_4|} AuxVars[] AssignedVars[#race~A~0][70], [211#true, 220#(= |#race~A~0| 0), 16#L1194-3true, 70#generateErr0ASSERT_VIOLATIONDATA_RACEtrue, Black: 215#(= |generateThread1of1ForFork1_#t~nondet2| |#race~A~0|), 207#true, 93#L1210-3true, 223#true, 209#true, Black: 218#true, 142#L1170-1true]) [2024-10-31 22:04:15,254 INFO L294 olderBase$Statistics]: this new event has 92 ancestors and is cut-off event [2024-10-31 22:04:15,254 INFO L297 olderBase$Statistics]: existing Event has 92 ancestors and is cut-off event [2024-10-31 22:04:15,254 INFO L297 olderBase$Statistics]: existing Event has 92 ancestors and is cut-off event [2024-10-31 22:04:15,254 INFO L297 olderBase$Statistics]: existing Event has 92 ancestors and is cut-off event [2024-10-31 22:04:15,406 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([563] L1170-5-->L1170-6: Formula: (= |v_processThread1of1ForFork2_#t~nondet9_3| |v_#race~A~0_7|) InVars {processThread1of1ForFork2_#t~nondet9=|v_processThread1of1ForFork2_#t~nondet9_3|} OutVars{processThread1of1ForFork2_#t~nondet9=|v_processThread1of1ForFork2_#t~nondet9_3|, #race~A~0=|v_#race~A~0_7|} AuxVars[] AssignedVars[#race~A~0][98], [211#true, 28#L1187-3true, 70#generateErr0ASSERT_VIOLATIONDATA_RACEtrue, Black: 215#(= |generateThread1of1ForFork1_#t~nondet2| |#race~A~0|), 207#true, 93#L1210-3true, 218#true, Black: 220#(= |#race~A~0| 0), 223#true, 209#true, 125#L1170-6true]) [2024-10-31 22:04:15,406 INFO L294 olderBase$Statistics]: this new event has 92 ancestors and is cut-off event [2024-10-31 22:04:15,406 INFO L297 olderBase$Statistics]: existing Event has 92 ancestors and is cut-off event [2024-10-31 22:04:15,406 INFO L297 olderBase$Statistics]: existing Event has 92 ancestors and is cut-off event [2024-10-31 22:04:15,406 INFO L297 olderBase$Statistics]: existing Event has 92 ancestors and is cut-off event [2024-10-31 22:04:15,798 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([555] L1170-->L1170-1: Formula: (= |v_#race~A~0_4| 0) InVars {} OutVars{#race~A~0=|v_#race~A~0_4|} AuxVars[] AssignedVars[#race~A~0][70], [211#true, 220#(= |#race~A~0| 0), 77#L1209-3true, 70#generateErr0ASSERT_VIOLATIONDATA_RACEtrue, Black: 215#(= |generateThread1of1ForFork1_#t~nondet2| |#race~A~0|), 22#L1190-3true, 207#true, 223#true, 209#true, Black: 218#true, 142#L1170-1true]) [2024-10-31 22:04:15,799 INFO L294 olderBase$Statistics]: this new event has 93 ancestors and is cut-off event [2024-10-31 22:04:15,799 INFO L297 olderBase$Statistics]: existing Event has 93 ancestors and is cut-off event [2024-10-31 22:04:15,799 INFO L297 olderBase$Statistics]: existing Event has 93 ancestors and is cut-off event [2024-10-31 22:04:15,799 INFO L297 olderBase$Statistics]: existing Event has 93 ancestors and is cut-off event [2024-10-31 22:04:15,972 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([555] L1170-->L1170-1: Formula: (= |v_#race~A~0_4| 0) InVars {} OutVars{#race~A~0=|v_#race~A~0_4|} AuxVars[] AssignedVars[#race~A~0][70], [211#true, 220#(= |#race~A~0| 0), 70#generateErr0ASSERT_VIOLATIONDATA_RACEtrue, Black: 215#(= |generateThread1of1ForFork1_#t~nondet2| |#race~A~0|), 22#L1190-3true, 207#true, 93#L1210-3true, 223#true, 209#true, Black: 218#true, 142#L1170-1true]) [2024-10-31 22:04:15,972 INFO L294 olderBase$Statistics]: this new event has 95 ancestors and is cut-off event [2024-10-31 22:04:15,972 INFO L297 olderBase$Statistics]: existing Event has 95 ancestors and is cut-off event [2024-10-31 22:04:15,973 INFO L297 olderBase$Statistics]: existing Event has 95 ancestors and is cut-off event [2024-10-31 22:04:15,973 INFO L297 olderBase$Statistics]: existing Event has 95 ancestors and is cut-off event [2024-10-31 22:04:16,155 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([563] L1170-5-->L1170-6: Formula: (= |v_processThread1of1ForFork2_#t~nondet9_3| |v_#race~A~0_7|) InVars {processThread1of1ForFork2_#t~nondet9=|v_processThread1of1ForFork2_#t~nondet9_3|} OutVars{processThread1of1ForFork2_#t~nondet9=|v_processThread1of1ForFork2_#t~nondet9_3|, #race~A~0=|v_#race~A~0_7|} AuxVars[] AssignedVars[#race~A~0][98], [211#true, 77#L1209-3true, 16#L1194-3true, 70#generateErr0ASSERT_VIOLATIONDATA_RACEtrue, Black: 215#(= |generateThread1of1ForFork1_#t~nondet2| |#race~A~0|), 207#true, 218#true, Black: 220#(= |#race~A~0| 0), 223#true, 125#L1170-6true, 209#true]) [2024-10-31 22:04:16,155 INFO L294 olderBase$Statistics]: this new event has 95 ancestors and is cut-off event [2024-10-31 22:04:16,155 INFO L297 olderBase$Statistics]: existing Event has 95 ancestors and is cut-off event [2024-10-31 22:04:16,155 INFO L297 olderBase$Statistics]: existing Event has 95 ancestors and is cut-off event [2024-10-31 22:04:16,155 INFO L297 olderBase$Statistics]: existing Event has 95 ancestors and is cut-off event [2024-10-31 22:04:16,496 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([563] L1170-5-->L1170-6: Formula: (= |v_processThread1of1ForFork2_#t~nondet9_3| |v_#race~A~0_7|) InVars {processThread1of1ForFork2_#t~nondet9=|v_processThread1of1ForFork2_#t~nondet9_3|} OutVars{processThread1of1ForFork2_#t~nondet9=|v_processThread1of1ForFork2_#t~nondet9_3|, #race~A~0=|v_#race~A~0_7|} AuxVars[] AssignedVars[#race~A~0][98], [211#true, 16#L1194-3true, 70#generateErr0ASSERT_VIOLATIONDATA_RACEtrue, Black: 215#(= |generateThread1of1ForFork1_#t~nondet2| |#race~A~0|), 207#true, 93#L1210-3true, 218#true, Black: 220#(= |#race~A~0| 0), 223#true, 209#true, 125#L1170-6true]) [2024-10-31 22:04:16,497 INFO L294 olderBase$Statistics]: this new event has 97 ancestors and is cut-off event [2024-10-31 22:04:16,497 INFO L297 olderBase$Statistics]: existing Event has 97 ancestors and is cut-off event [2024-10-31 22:04:16,497 INFO L297 olderBase$Statistics]: existing Event has 97 ancestors and is cut-off event [2024-10-31 22:04:16,497 INFO L297 olderBase$Statistics]: existing Event has 97 ancestors and is cut-off event [2024-10-31 22:04:16,988 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([563] L1170-5-->L1170-6: Formula: (= |v_processThread1of1ForFork2_#t~nondet9_3| |v_#race~A~0_7|) InVars {processThread1of1ForFork2_#t~nondet9=|v_processThread1of1ForFork2_#t~nondet9_3|} OutVars{processThread1of1ForFork2_#t~nondet9=|v_processThread1of1ForFork2_#t~nondet9_3|, #race~A~0=|v_#race~A~0_7|} AuxVars[] AssignedVars[#race~A~0][98], [211#true, 77#L1209-3true, 70#generateErr0ASSERT_VIOLATIONDATA_RACEtrue, Black: 215#(= |generateThread1of1ForFork1_#t~nondet2| |#race~A~0|), 22#L1190-3true, 207#true, 218#true, Black: 220#(= |#race~A~0| 0), 223#true, 209#true, 125#L1170-6true]) [2024-10-31 22:04:16,989 INFO L294 olderBase$Statistics]: this new event has 98 ancestors and is cut-off event [2024-10-31 22:04:16,989 INFO L297 olderBase$Statistics]: existing Event has 98 ancestors and is cut-off event [2024-10-31 22:04:16,989 INFO L297 olderBase$Statistics]: existing Event has 98 ancestors and is cut-off event [2024-10-31 22:04:16,989 INFO L297 olderBase$Statistics]: existing Event has 98 ancestors and is cut-off event [2024-10-31 22:04:17,336 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([563] L1170-5-->L1170-6: Formula: (= |v_processThread1of1ForFork2_#t~nondet9_3| |v_#race~A~0_7|) InVars {processThread1of1ForFork2_#t~nondet9=|v_processThread1of1ForFork2_#t~nondet9_3|} OutVars{processThread1of1ForFork2_#t~nondet9=|v_processThread1of1ForFork2_#t~nondet9_3|, #race~A~0=|v_#race~A~0_7|} AuxVars[] AssignedVars[#race~A~0][98], [211#true, 70#generateErr0ASSERT_VIOLATIONDATA_RACEtrue, Black: 215#(= |generateThread1of1ForFork1_#t~nondet2| |#race~A~0|), 22#L1190-3true, 207#true, 93#L1210-3true, 218#true, Black: 220#(= |#race~A~0| 0), 223#true, 209#true, 125#L1170-6true]) [2024-10-31 22:04:17,337 INFO L294 olderBase$Statistics]: this new event has 100 ancestors and is cut-off event [2024-10-31 22:04:17,337 INFO L297 olderBase$Statistics]: existing Event has 100 ancestors and is cut-off event [2024-10-31 22:04:17,337 INFO L297 olderBase$Statistics]: existing Event has 100 ancestors and is cut-off event [2024-10-31 22:04:17,337 INFO L297 olderBase$Statistics]: existing Event has 100 ancestors and is cut-off event