./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/goblint-regression/28-race_reach_83-list2_racing1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version e04fb08f 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_92a15647-36ae-4900-a049-05ae2b5f7302/bin/uautomizer-tPACEb0tL8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92a15647-36ae-4900-a049-05ae2b5f7302/bin/uautomizer-tPACEb0tL8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92a15647-36ae-4900-a049-05ae2b5f7302/bin/uautomizer-tPACEb0tL8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92a15647-36ae-4900-a049-05ae2b5f7302/bin/uautomizer-tPACEb0tL8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_83-list2_racing1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92a15647-36ae-4900-a049-05ae2b5f7302/bin/uautomizer-tPACEb0tL8/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92a15647-36ae-4900-a049-05ae2b5f7302/bin/uautomizer-tPACEb0tL8 --witnessprinter.witness.filename witness.graphml --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 23c4aefdda14d4315577cd0030d174ab477745d4b270d2de822290a016a0ff8d --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-e04fb08 [2022-11-16 11:58:58,202 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 11:58:58,204 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 11:58:58,235 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 11:58:58,236 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 11:58:58,239 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 11:58:58,241 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 11:58:58,245 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 11:58:58,247 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 11:58:58,247 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 11:58:58,248 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 11:58:58,249 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 11:58:58,250 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 11:58:58,251 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 11:58:58,252 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 11:58:58,253 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 11:58:58,254 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 11:58:58,259 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 11:58:58,262 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 11:58:58,270 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 11:58:58,273 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 11:58:58,278 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 11:58:58,281 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 11:58:58,282 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 11:58:58,289 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 11:58:58,290 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 11:58:58,290 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 11:58:58,291 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 11:58:58,292 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 11:58:58,292 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 11:58:58,293 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 11:58:58,293 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 11:58:58,294 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 11:58:58,295 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 11:58:58,296 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 11:58:58,296 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 11:58:58,297 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 11:58:58,297 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 11:58:58,298 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 11:58:58,302 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 11:58:58,304 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 11:58:58,305 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92a15647-36ae-4900-a049-05ae2b5f7302/bin/uautomizer-tPACEb0tL8/config/svcomp-DataRace-32bit-Automizer_Default.epf [2022-11-16 11:58:58,342 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 11:58:58,342 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 11:58:58,342 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 11:58:58,346 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 11:58:58,347 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 11:58:58,347 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-16 11:58:58,348 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 11:58:58,348 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 11:58:58,348 INFO L138 SettingsManager]: * Use SBE=true [2022-11-16 11:58:58,349 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 11:58:58,350 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-16 11:58:58,350 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-16 11:58:58,350 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 11:58:58,351 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-16 11:58:58,351 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 11:58:58,351 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 11:58:58,351 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 11:58:58,352 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 11:58:58,352 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2022-11-16 11:58:58,352 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-16 11:58:58,352 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 11:58:58,353 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 11:58:58,353 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 11:58:58,353 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 11:58:58,354 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-16 11:58:58,354 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-16 11:58:58,355 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 11:58:58,356 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 11:58:58,356 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 11:58:58,356 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 11:58:58,357 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-16 11:58:58,357 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-16 11:58:58,357 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-16 11:58:58,357 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-16 11:58:58,358 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 11:58:58,358 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_92a15647-36ae-4900-a049-05ae2b5f7302/bin/uautomizer-tPACEb0tL8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92a15647-36ae-4900-a049-05ae2b5f7302/bin/uautomizer-tPACEb0tL8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 23c4aefdda14d4315577cd0030d174ab477745d4b270d2de822290a016a0ff8d [2022-11-16 11:58:58,619 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 11:58:58,641 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 11:58:58,644 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 11:58:58,645 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 11:58:58,646 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 11:58:58,647 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92a15647-36ae-4900-a049-05ae2b5f7302/bin/uautomizer-tPACEb0tL8/../../sv-benchmarks/c/goblint-regression/28-race_reach_83-list2_racing1.i [2022-11-16 11:58:58,727 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92a15647-36ae-4900-a049-05ae2b5f7302/bin/uautomizer-tPACEb0tL8/data/6bd867491/cc532bf15aa74de6bd4ec29d7cd86a2c/FLAGe9bedc655 [2022-11-16 11:58:59,219 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 11:58:59,220 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92a15647-36ae-4900-a049-05ae2b5f7302/sv-benchmarks/c/goblint-regression/28-race_reach_83-list2_racing1.i [2022-11-16 11:58:59,238 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92a15647-36ae-4900-a049-05ae2b5f7302/bin/uautomizer-tPACEb0tL8/data/6bd867491/cc532bf15aa74de6bd4ec29d7cd86a2c/FLAGe9bedc655 [2022-11-16 11:58:59,529 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92a15647-36ae-4900-a049-05ae2b5f7302/bin/uautomizer-tPACEb0tL8/data/6bd867491/cc532bf15aa74de6bd4ec29d7cd86a2c [2022-11-16 11:58:59,531 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 11:58:59,533 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 11:58:59,540 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 11:58:59,540 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 11:58:59,543 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 11:58:59,544 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 11:58:59" (1/1) ... [2022-11-16 11:58:59,545 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39d07508 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:58:59, skipping insertion in model container [2022-11-16 11:58:59,546 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 11:58:59" (1/1) ... [2022-11-16 11:58:59,553 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 11:58:59,598 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 11:59:00,147 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92a15647-36ae-4900-a049-05ae2b5f7302/sv-benchmarks/c/goblint-regression/28-race_reach_83-list2_racing1.i[47038,47051] [2022-11-16 11:59:00,217 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 11:59:00,236 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 11:59:00,269 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92a15647-36ae-4900-a049-05ae2b5f7302/sv-benchmarks/c/goblint-regression/28-race_reach_83-list2_racing1.i[47038,47051] [2022-11-16 11:59:00,293 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 11:59:00,349 INFO L208 MainTranslator]: Completed translation [2022-11-16 11:59:00,350 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:59:00 WrapperNode [2022-11-16 11:59:00,350 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 11:59:00,351 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 11:59:00,351 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 11:59:00,352 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 11:59:00,359 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:59:00" (1/1) ... [2022-11-16 11:59:00,382 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:59:00" (1/1) ... [2022-11-16 11:59:00,437 INFO L138 Inliner]: procedures = 279, calls = 86, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 517 [2022-11-16 11:59:00,437 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 11:59:00,438 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 11:59:00,438 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 11:59:00,438 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 11:59:00,448 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:59:00" (1/1) ... [2022-11-16 11:59:00,448 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:59:00" (1/1) ... [2022-11-16 11:59:00,472 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:59:00" (1/1) ... [2022-11-16 11:59:00,472 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:59:00" (1/1) ... [2022-11-16 11:59:00,506 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:59:00" (1/1) ... [2022-11-16 11:59:00,525 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:59:00" (1/1) ... [2022-11-16 11:59:00,529 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:59:00" (1/1) ... [2022-11-16 11:59:00,532 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:59:00" (1/1) ... [2022-11-16 11:59:00,551 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 11:59:00,554 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 11:59:00,570 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 11:59:00,571 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 11:59:00,572 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:59:00" (1/1) ... [2022-11-16 11:59:00,578 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 11:59:00,595 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92a15647-36ae-4900-a049-05ae2b5f7302/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:59:00,620 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92a15647-36ae-4900-a049-05ae2b5f7302/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-16 11:59:00,657 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92a15647-36ae-4900-a049-05ae2b5f7302/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-16 11:59:00,681 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-16 11:59:00,681 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-16 11:59:00,681 INFO L130 BoogieDeclarations]: Found specification of procedure t1_fun [2022-11-16 11:59:00,681 INFO L138 BoogieDeclarations]: Found implementation of procedure t1_fun [2022-11-16 11:59:00,681 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-16 11:59:00,682 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-16 11:59:00,682 INFO L130 BoogieDeclarations]: Found specification of procedure t2_fun [2022-11-16 11:59:00,683 INFO L138 BoogieDeclarations]: Found implementation of procedure t2_fun [2022-11-16 11:59:00,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-16 11:59:00,683 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-11-16 11:59:00,683 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-16 11:59:00,683 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-16 11:59:00,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-16 11:59:00,684 INFO L130 BoogieDeclarations]: Found specification of procedure t3_fun [2022-11-16 11:59:00,684 INFO L138 BoogieDeclarations]: Found implementation of procedure t3_fun [2022-11-16 11:59:00,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-16 11:59:00,684 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 11:59:00,684 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 11:59:00,686 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-16 11:59:00,900 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 11:59:00,917 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 11:59:01,840 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 11:59:01,863 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 11:59:01,864 INFO L300 CfgBuilder]: Removed 28 assume(true) statements. [2022-11-16 11:59:01,866 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 11:59:01 BoogieIcfgContainer [2022-11-16 11:59:01,866 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 11:59:01,868 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-16 11:59:01,869 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-16 11:59:01,876 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-16 11:59:01,876 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 11:58:59" (1/3) ... [2022-11-16 11:59:01,877 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@636d5a77 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 11:59:01, skipping insertion in model container [2022-11-16 11:59:01,877 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:59:00" (2/3) ... [2022-11-16 11:59:01,878 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@636d5a77 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 11:59:01, skipping insertion in model container [2022-11-16 11:59:01,878 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 11:59:01" (3/3) ... [2022-11-16 11:59:01,880 INFO L112 eAbstractionObserver]: Analyzing ICFG 28-race_reach_83-list2_racing1.i [2022-11-16 11:59:01,888 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-11-16 11:59:01,898 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-16 11:59:01,898 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 34 error locations. [2022-11-16 11:59:01,899 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-11-16 11:59:02,120 INFO L144 ThreadInstanceAdder]: Constructed 9 joinOtherThreadTransitions. [2022-11-16 11:59:02,175 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 535 places, 574 transitions, 1190 flow [2022-11-16 11:59:02,890 INFO L130 PetriNetUnfolder]: 165/1628 cut-off events. [2022-11-16 11:59:02,891 INFO L131 PetriNetUnfolder]: For 36/66 co-relation queries the response was YES. [2022-11-16 11:59:02,932 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1689 conditions, 1628 events. 165/1628 cut-off events. For 36/66 co-relation queries the response was YES. Maximal size of possible extension queue 42. Compared 11568 event pairs, 0 based on Foata normal form. 0/1365 useless extension candidates. Maximal degree in co-relation 836. Up to 16 conditions per place. [2022-11-16 11:59:02,933 INFO L82 GeneralOperation]: Start removeDead. Operand has 535 places, 574 transitions, 1190 flow [2022-11-16 11:59:02,964 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 535 places, 574 transitions, 1190 flow [2022-11-16 11:59:02,982 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-16 11:59:02,994 INFO L357 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, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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;@6b64590f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-16 11:59:02,995 INFO L358 AbstractCegarLoop]: Starting to check reachability of 60 error locations. [2022-11-16 11:59:03,001 INFO L130 PetriNetUnfolder]: 0/46 cut-off events. [2022-11-16 11:59:03,002 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-11-16 11:59:03,002 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-16 11:59:03,003 INFO L209 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] [2022-11-16 11:59:03,004 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [t2_funErr0ASSERT_VIOLATIONDATA_RACE, t2_funErr1ASSERT_VIOLATIONDATA_RACE, t2_funErr2ASSERT_VIOLATIONDATA_RACE, t2_funErr7ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2022-11-16 11:59:03,009 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 11:59:03,010 INFO L85 PathProgramCache]: Analyzing trace with hash 2066445146, now seen corresponding path program 1 times [2022-11-16 11:59:03,020 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 11:59:03,020 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [400511782] [2022-11-16 11:59:03,020 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 11:59:03,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 11:59:03,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:59:03,367 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 11:59:03,368 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 11:59:03,368 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [400511782] [2022-11-16 11:59:03,369 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [400511782] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 11:59:03,369 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 11:59:03,369 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-16 11:59:03,371 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1961026171] [2022-11-16 11:59:03,372 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 11:59:03,380 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-16 11:59:03,381 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 11:59:03,408 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 11:59:03,410 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 11:59:03,415 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 512 out of 574 [2022-11-16 11:59:03,420 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 535 places, 574 transitions, 1190 flow. Second operand has 3 states, 3 states have (on average 513.3333333333334) internal successors, (1540), 3 states have internal predecessors, (1540), 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) [2022-11-16 11:59:03,421 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-16 11:59:03,421 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 512 of 574 [2022-11-16 11:59:03,422 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-16 11:59:06,878 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1675] t1_funEXIT-->L1057-9: Formula: (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem59#1_7| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296)))) v_t1_funThread1of1ForFork2_thidvar0_6) InVars {t1_funThread1of1ForFork2_thidvar0=v_t1_funThread1of1ForFork2_thidvar0_6, ULTIMATE.start_main_#t~mem59#1=|v_ULTIMATE.start_main_#t~mem59#1_7|} OutVars{t1_funThread1of1ForFork2_thidvar0=v_t1_funThread1of1ForFork2_thidvar0_6, ULTIMATE.start_main_#t~mem59#1=|v_ULTIMATE.start_main_#t~mem59#1_7|} AuxVars[] AssignedVars[][496], [51#L1057-9true, t2_funThread1of1ForFork0NotInUse, t1_funThread1of1ForFork2NotInUse, 538#true, t3_funThread1of1ForFork1InUse, 263#L1044-1true]) [2022-11-16 11:59:06,878 INFO L383 tUnfolder$Statistics]: this new event has 289 ancestors and is cut-off event [2022-11-16 11:59:06,880 INFO L386 tUnfolder$Statistics]: existing Event has 289 ancestors and is cut-off event [2022-11-16 11:59:06,880 INFO L386 tUnfolder$Statistics]: existing Event has 212 ancestors and is cut-off event [2022-11-16 11:59:06,880 INFO L386 tUnfolder$Statistics]: existing Event has 212 ancestors and is cut-off event [2022-11-16 11:59:06,880 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1672] t1_funEXIT-->L1056-9: Formula: (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem57#1_7| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296)))) v_t1_funThread1of1ForFork2_thidvar0_4) InVars {t1_funThread1of1ForFork2_thidvar0=v_t1_funThread1of1ForFork2_thidvar0_4, ULTIMATE.start_main_#t~mem57#1=|v_ULTIMATE.start_main_#t~mem57#1_7|} OutVars{t1_funThread1of1ForFork2_thidvar0=v_t1_funThread1of1ForFork2_thidvar0_4, ULTIMATE.start_main_#t~mem57#1=|v_ULTIMATE.start_main_#t~mem57#1_7|} AuxVars[] AssignedVars[][497], [t2_funThread1of1ForFork0NotInUse, t1_funThread1of1ForFork2NotInUse, 538#true, t3_funThread1of1ForFork1InUse, 263#L1044-1true, 401#L1056-9true]) [2022-11-16 11:59:06,881 INFO L383 tUnfolder$Statistics]: this new event has 287 ancestors and is cut-off event [2022-11-16 11:59:06,881 INFO L386 tUnfolder$Statistics]: existing Event has 210 ancestors and is cut-off event [2022-11-16 11:59:06,881 INFO L386 tUnfolder$Statistics]: existing Event has 210 ancestors and is cut-off event [2022-11-16 11:59:06,881 INFO L386 tUnfolder$Statistics]: existing Event has 287 ancestors and is cut-off event [2022-11-16 11:59:06,882 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1678] t1_funEXIT-->L1058-9: Formula: (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem61#1_7| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296)))) v_t1_funThread1of1ForFork2_thidvar0_8) InVars {t1_funThread1of1ForFork2_thidvar0=v_t1_funThread1of1ForFork2_thidvar0_8, ULTIMATE.start_main_#t~mem61#1=|v_ULTIMATE.start_main_#t~mem61#1_7|} OutVars{t1_funThread1of1ForFork2_thidvar0=v_t1_funThread1of1ForFork2_thidvar0_8, ULTIMATE.start_main_#t~mem61#1=|v_ULTIMATE.start_main_#t~mem61#1_7|} AuxVars[] AssignedVars[][498], [t2_funThread1of1ForFork0NotInUse, 477#L1058-9true, t1_funThread1of1ForFork2NotInUse, 538#true, t3_funThread1of1ForFork1InUse, 263#L1044-1true]) [2022-11-16 11:59:06,882 INFO L383 tUnfolder$Statistics]: this new event has 291 ancestors and is cut-off event [2022-11-16 11:59:06,882 INFO L386 tUnfolder$Statistics]: existing Event has 291 ancestors and is cut-off event [2022-11-16 11:59:06,882 INFO L386 tUnfolder$Statistics]: existing Event has 214 ancestors and is cut-off event [2022-11-16 11:59:06,882 INFO L386 tUnfolder$Statistics]: existing Event has 214 ancestors and is cut-off event [2022-11-16 11:59:06,885 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1675] t1_funEXIT-->L1057-9: Formula: (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem59#1_7| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296)))) v_t1_funThread1of1ForFork2_thidvar0_6) InVars {t1_funThread1of1ForFork2_thidvar0=v_t1_funThread1of1ForFork2_thidvar0_6, ULTIMATE.start_main_#t~mem59#1=|v_ULTIMATE.start_main_#t~mem59#1_7|} OutVars{t1_funThread1of1ForFork2_thidvar0=v_t1_funThread1of1ForFork2_thidvar0_6, ULTIMATE.start_main_#t~mem59#1=|v_ULTIMATE.start_main_#t~mem59#1_7|} AuxVars[] AssignedVars[][496], [51#L1057-9true, 324#L1037-1true, t2_funThread1of1ForFork0InUse, t1_funThread1of1ForFork2NotInUse, 538#true, t3_funThread1of1ForFork1NotInUse]) [2022-11-16 11:59:06,886 INFO L383 tUnfolder$Statistics]: this new event has 289 ancestors and is cut-off event [2022-11-16 11:59:06,886 INFO L386 tUnfolder$Statistics]: existing Event has 212 ancestors and is cut-off event [2022-11-16 11:59:06,887 INFO L386 tUnfolder$Statistics]: existing Event has 212 ancestors and is cut-off event [2022-11-16 11:59:06,887 INFO L386 tUnfolder$Statistics]: existing Event has 289 ancestors and is cut-off event [2022-11-16 11:59:06,887 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1672] t1_funEXIT-->L1056-9: Formula: (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem57#1_7| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296)))) v_t1_funThread1of1ForFork2_thidvar0_4) InVars {t1_funThread1of1ForFork2_thidvar0=v_t1_funThread1of1ForFork2_thidvar0_4, ULTIMATE.start_main_#t~mem57#1=|v_ULTIMATE.start_main_#t~mem57#1_7|} OutVars{t1_funThread1of1ForFork2_thidvar0=v_t1_funThread1of1ForFork2_thidvar0_4, ULTIMATE.start_main_#t~mem57#1=|v_ULTIMATE.start_main_#t~mem57#1_7|} AuxVars[] AssignedVars[][497], [324#L1037-1true, t2_funThread1of1ForFork0InUse, t1_funThread1of1ForFork2NotInUse, 538#true, t3_funThread1of1ForFork1NotInUse, 401#L1056-9true]) [2022-11-16 11:59:06,887 INFO L383 tUnfolder$Statistics]: this new event has 287 ancestors and is cut-off event [2022-11-16 11:59:06,888 INFO L386 tUnfolder$Statistics]: existing Event has 287 ancestors and is cut-off event [2022-11-16 11:59:06,888 INFO L386 tUnfolder$Statistics]: existing Event has 210 ancestors and is cut-off event [2022-11-16 11:59:06,888 INFO L386 tUnfolder$Statistics]: existing Event has 210 ancestors and is cut-off event [2022-11-16 11:59:06,888 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1678] t1_funEXIT-->L1058-9: Formula: (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem61#1_7| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296)))) v_t1_funThread1of1ForFork2_thidvar0_8) InVars {t1_funThread1of1ForFork2_thidvar0=v_t1_funThread1of1ForFork2_thidvar0_8, ULTIMATE.start_main_#t~mem61#1=|v_ULTIMATE.start_main_#t~mem61#1_7|} OutVars{t1_funThread1of1ForFork2_thidvar0=v_t1_funThread1of1ForFork2_thidvar0_8, ULTIMATE.start_main_#t~mem61#1=|v_ULTIMATE.start_main_#t~mem61#1_7|} AuxVars[] AssignedVars[][498], [477#L1058-9true, 324#L1037-1true, t2_funThread1of1ForFork0InUse, t1_funThread1of1ForFork2NotInUse, 538#true, t3_funThread1of1ForFork1NotInUse]) [2022-11-16 11:59:06,889 INFO L383 tUnfolder$Statistics]: this new event has 291 ancestors and is cut-off event [2022-11-16 11:59:06,889 INFO L386 tUnfolder$Statistics]: existing Event has 291 ancestors and is cut-off event [2022-11-16 11:59:06,889 INFO L386 tUnfolder$Statistics]: existing Event has 214 ancestors and is cut-off event [2022-11-16 11:59:06,890 INFO L386 tUnfolder$Statistics]: existing Event has 214 ancestors and is cut-off event [2022-11-16 11:59:06,899 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1675] t1_funEXIT-->L1057-9: Formula: (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem59#1_7| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296)))) v_t1_funThread1of1ForFork2_thidvar0_6) InVars {t1_funThread1of1ForFork2_thidvar0=v_t1_funThread1of1ForFork2_thidvar0_6, ULTIMATE.start_main_#t~mem59#1=|v_ULTIMATE.start_main_#t~mem59#1_7|} OutVars{t1_funThread1of1ForFork2_thidvar0=v_t1_funThread1of1ForFork2_thidvar0_6, ULTIMATE.start_main_#t~mem59#1=|v_ULTIMATE.start_main_#t~mem59#1_7|} AuxVars[] AssignedVars[][496], [51#L1057-9true, t2_funThread1of1ForFork0InUse, t1_funThread1of1ForFork2NotInUse, 538#true, t3_funThread1of1ForFork1NotInUse, 409#t2_funErr0ASSERT_VIOLATIONDATA_RACEtrue]) [2022-11-16 11:59:06,899 INFO L383 tUnfolder$Statistics]: this new event has 290 ancestors and is cut-off event [2022-11-16 11:59:06,899 INFO L386 tUnfolder$Statistics]: existing Event has 213 ancestors and is cut-off event [2022-11-16 11:59:06,899 INFO L386 tUnfolder$Statistics]: existing Event has 213 ancestors and is cut-off event [2022-11-16 11:59:06,899 INFO L386 tUnfolder$Statistics]: existing Event has 290 ancestors and is cut-off event [2022-11-16 11:59:06,900 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1672] t1_funEXIT-->L1056-9: Formula: (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem57#1_7| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296)))) v_t1_funThread1of1ForFork2_thidvar0_4) InVars {t1_funThread1of1ForFork2_thidvar0=v_t1_funThread1of1ForFork2_thidvar0_4, ULTIMATE.start_main_#t~mem57#1=|v_ULTIMATE.start_main_#t~mem57#1_7|} OutVars{t1_funThread1of1ForFork2_thidvar0=v_t1_funThread1of1ForFork2_thidvar0_4, ULTIMATE.start_main_#t~mem57#1=|v_ULTIMATE.start_main_#t~mem57#1_7|} AuxVars[] AssignedVars[][497], [t2_funThread1of1ForFork0InUse, t1_funThread1of1ForFork2NotInUse, 538#true, t3_funThread1of1ForFork1NotInUse, 409#t2_funErr0ASSERT_VIOLATIONDATA_RACEtrue, 401#L1056-9true]) [2022-11-16 11:59:06,900 INFO L383 tUnfolder$Statistics]: this new event has 288 ancestors and is cut-off event [2022-11-16 11:59:06,900 INFO L386 tUnfolder$Statistics]: existing Event has 288 ancestors and is cut-off event [2022-11-16 11:59:06,900 INFO L386 tUnfolder$Statistics]: existing Event has 211 ancestors and is cut-off event [2022-11-16 11:59:06,901 INFO L386 tUnfolder$Statistics]: existing Event has 211 ancestors and is cut-off event [2022-11-16 11:59:06,901 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1678] t1_funEXIT-->L1058-9: Formula: (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem61#1_7| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296)))) v_t1_funThread1of1ForFork2_thidvar0_8) InVars {t1_funThread1of1ForFork2_thidvar0=v_t1_funThread1of1ForFork2_thidvar0_8, ULTIMATE.start_main_#t~mem61#1=|v_ULTIMATE.start_main_#t~mem61#1_7|} OutVars{t1_funThread1of1ForFork2_thidvar0=v_t1_funThread1of1ForFork2_thidvar0_8, ULTIMATE.start_main_#t~mem61#1=|v_ULTIMATE.start_main_#t~mem61#1_7|} AuxVars[] AssignedVars[][498], [477#L1058-9true, t2_funThread1of1ForFork0InUse, t1_funThread1of1ForFork2NotInUse, 538#true, t3_funThread1of1ForFork1NotInUse, 409#t2_funErr0ASSERT_VIOLATIONDATA_RACEtrue]) [2022-11-16 11:59:06,901 INFO L383 tUnfolder$Statistics]: this new event has 292 ancestors and is cut-off event [2022-11-16 11:59:06,901 INFO L386 tUnfolder$Statistics]: existing Event has 215 ancestors and is cut-off event [2022-11-16 11:59:06,901 INFO L386 tUnfolder$Statistics]: existing Event has 292 ancestors and is cut-off event [2022-11-16 11:59:06,902 INFO L386 tUnfolder$Statistics]: existing Event has 215 ancestors and is cut-off event [2022-11-16 11:59:06,904 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1675] t1_funEXIT-->L1057-9: Formula: (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem59#1_7| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296)))) v_t1_funThread1of1ForFork2_thidvar0_6) InVars {t1_funThread1of1ForFork2_thidvar0=v_t1_funThread1of1ForFork2_thidvar0_6, ULTIMATE.start_main_#t~mem59#1=|v_ULTIMATE.start_main_#t~mem59#1_7|} OutVars{t1_funThread1of1ForFork2_thidvar0=v_t1_funThread1of1ForFork2_thidvar0_6, ULTIMATE.start_main_#t~mem59#1=|v_ULTIMATE.start_main_#t~mem59#1_7|} AuxVars[] AssignedVars[][496], [5#L1044-2true, 51#L1057-9true, t2_funThread1of1ForFork0NotInUse, t1_funThread1of1ForFork2NotInUse, 538#true, t3_funThread1of1ForFork1InUse]) [2022-11-16 11:59:06,904 INFO L383 tUnfolder$Statistics]: this new event has 290 ancestors and is cut-off event [2022-11-16 11:59:06,904 INFO L386 tUnfolder$Statistics]: existing Event has 290 ancestors and is cut-off event [2022-11-16 11:59:06,904 INFO L386 tUnfolder$Statistics]: existing Event has 213 ancestors and is cut-off event [2022-11-16 11:59:06,904 INFO L386 tUnfolder$Statistics]: existing Event has 213 ancestors and is cut-off event [2022-11-16 11:59:06,905 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1672] t1_funEXIT-->L1056-9: Formula: (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem57#1_7| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296)))) v_t1_funThread1of1ForFork2_thidvar0_4) InVars {t1_funThread1of1ForFork2_thidvar0=v_t1_funThread1of1ForFork2_thidvar0_4, ULTIMATE.start_main_#t~mem57#1=|v_ULTIMATE.start_main_#t~mem57#1_7|} OutVars{t1_funThread1of1ForFork2_thidvar0=v_t1_funThread1of1ForFork2_thidvar0_4, ULTIMATE.start_main_#t~mem57#1=|v_ULTIMATE.start_main_#t~mem57#1_7|} AuxVars[] AssignedVars[][497], [5#L1044-2true, t2_funThread1of1ForFork0NotInUse, t1_funThread1of1ForFork2NotInUse, 538#true, t3_funThread1of1ForFork1InUse, 401#L1056-9true]) [2022-11-16 11:59:06,905 INFO L383 tUnfolder$Statistics]: this new event has 288 ancestors and is cut-off event [2022-11-16 11:59:06,905 INFO L386 tUnfolder$Statistics]: existing Event has 211 ancestors and is cut-off event [2022-11-16 11:59:06,906 INFO L386 tUnfolder$Statistics]: existing Event has 211 ancestors and is cut-off event [2022-11-16 11:59:06,906 INFO L386 tUnfolder$Statistics]: existing Event has 288 ancestors and is cut-off event [2022-11-16 11:59:06,906 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1678] t1_funEXIT-->L1058-9: Formula: (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem61#1_7| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296)))) v_t1_funThread1of1ForFork2_thidvar0_8) InVars {t1_funThread1of1ForFork2_thidvar0=v_t1_funThread1of1ForFork2_thidvar0_8, ULTIMATE.start_main_#t~mem61#1=|v_ULTIMATE.start_main_#t~mem61#1_7|} OutVars{t1_funThread1of1ForFork2_thidvar0=v_t1_funThread1of1ForFork2_thidvar0_8, ULTIMATE.start_main_#t~mem61#1=|v_ULTIMATE.start_main_#t~mem61#1_7|} AuxVars[] AssignedVars[][498], [5#L1044-2true, t2_funThread1of1ForFork0NotInUse, 477#L1058-9true, t1_funThread1of1ForFork2NotInUse, 538#true, t3_funThread1of1ForFork1InUse]) [2022-11-16 11:59:06,906 INFO L383 tUnfolder$Statistics]: this new event has 292 ancestors and is cut-off event [2022-11-16 11:59:06,907 INFO L386 tUnfolder$Statistics]: existing Event has 215 ancestors and is cut-off event [2022-11-16 11:59:06,907 INFO L386 tUnfolder$Statistics]: existing Event has 292 ancestors and is cut-off event [2022-11-16 11:59:06,907 INFO L386 tUnfolder$Statistics]: existing Event has 215 ancestors and is cut-off event [2022-11-16 11:59:06,908 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1675] t1_funEXIT-->L1057-9: Formula: (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem59#1_7| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296)))) v_t1_funThread1of1ForFork2_thidvar0_6) InVars {t1_funThread1of1ForFork2_thidvar0=v_t1_funThread1of1ForFork2_thidvar0_6, ULTIMATE.start_main_#t~mem59#1=|v_ULTIMATE.start_main_#t~mem59#1_7|} OutVars{t1_funThread1of1ForFork2_thidvar0=v_t1_funThread1of1ForFork2_thidvar0_6, ULTIMATE.start_main_#t~mem59#1=|v_ULTIMATE.start_main_#t~mem59#1_7|} AuxVars[] AssignedVars[][496], [51#L1057-9true, t2_funThread1of1ForFork0NotInUse, t1_funThread1of1ForFork2NotInUse, 538#true, t3_funThread1of1ForFork1InUse, 373#t3_funErr0ASSERT_VIOLATIONDATA_RACEtrue]) [2022-11-16 11:59:06,908 INFO L383 tUnfolder$Statistics]: this new event has 290 ancestors and is cut-off event [2022-11-16 11:59:06,908 INFO L386 tUnfolder$Statistics]: existing Event has 213 ancestors and is cut-off event [2022-11-16 11:59:06,908 INFO L386 tUnfolder$Statistics]: existing Event has 290 ancestors and is cut-off event [2022-11-16 11:59:06,909 INFO L386 tUnfolder$Statistics]: existing Event has 213 ancestors and is cut-off event [2022-11-16 11:59:06,909 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1672] t1_funEXIT-->L1056-9: Formula: (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem57#1_7| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296)))) v_t1_funThread1of1ForFork2_thidvar0_4) InVars {t1_funThread1of1ForFork2_thidvar0=v_t1_funThread1of1ForFork2_thidvar0_4, ULTIMATE.start_main_#t~mem57#1=|v_ULTIMATE.start_main_#t~mem57#1_7|} OutVars{t1_funThread1of1ForFork2_thidvar0=v_t1_funThread1of1ForFork2_thidvar0_4, ULTIMATE.start_main_#t~mem57#1=|v_ULTIMATE.start_main_#t~mem57#1_7|} AuxVars[] AssignedVars[][497], [t2_funThread1of1ForFork0NotInUse, t1_funThread1of1ForFork2NotInUse, 538#true, t3_funThread1of1ForFork1InUse, 373#t3_funErr0ASSERT_VIOLATIONDATA_RACEtrue, 401#L1056-9true]) [2022-11-16 11:59:06,909 INFO L383 tUnfolder$Statistics]: this new event has 288 ancestors and is cut-off event [2022-11-16 11:59:06,909 INFO L386 tUnfolder$Statistics]: existing Event has 211 ancestors and is cut-off event [2022-11-16 11:59:06,910 INFO L386 tUnfolder$Statistics]: existing Event has 211 ancestors and is cut-off event [2022-11-16 11:59:06,910 INFO L386 tUnfolder$Statistics]: existing Event has 288 ancestors and is cut-off event [2022-11-16 11:59:06,910 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1678] t1_funEXIT-->L1058-9: Formula: (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem61#1_7| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296)))) v_t1_funThread1of1ForFork2_thidvar0_8) InVars {t1_funThread1of1ForFork2_thidvar0=v_t1_funThread1of1ForFork2_thidvar0_8, ULTIMATE.start_main_#t~mem61#1=|v_ULTIMATE.start_main_#t~mem61#1_7|} OutVars{t1_funThread1of1ForFork2_thidvar0=v_t1_funThread1of1ForFork2_thidvar0_8, ULTIMATE.start_main_#t~mem61#1=|v_ULTIMATE.start_main_#t~mem61#1_7|} AuxVars[] AssignedVars[][498], [t2_funThread1of1ForFork0NotInUse, 477#L1058-9true, t1_funThread1of1ForFork2NotInUse, 538#true, t3_funThread1of1ForFork1InUse, 373#t3_funErr0ASSERT_VIOLATIONDATA_RACEtrue]) [2022-11-16 11:59:06,910 INFO L383 tUnfolder$Statistics]: this new event has 292 ancestors and is cut-off event [2022-11-16 11:59:06,911 INFO L386 tUnfolder$Statistics]: existing Event has 215 ancestors and is cut-off event [2022-11-16 11:59:06,911 INFO L386 tUnfolder$Statistics]: existing Event has 215 ancestors and is cut-off event [2022-11-16 11:59:06,911 INFO L386 tUnfolder$Statistics]: existing Event has 292 ancestors and is cut-off event [2022-11-16 11:59:06,914 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1675] t1_funEXIT-->L1057-9: Formula: (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem59#1_7| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296)))) v_t1_funThread1of1ForFork2_thidvar0_6) InVars {t1_funThread1of1ForFork2_thidvar0=v_t1_funThread1of1ForFork2_thidvar0_6, ULTIMATE.start_main_#t~mem59#1=|v_ULTIMATE.start_main_#t~mem59#1_7|} OutVars{t1_funThread1of1ForFork2_thidvar0=v_t1_funThread1of1ForFork2_thidvar0_6, ULTIMATE.start_main_#t~mem59#1=|v_ULTIMATE.start_main_#t~mem59#1_7|} AuxVars[] AssignedVars[][496], [51#L1057-9true, t2_funThread1of1ForFork0InUse, t1_funThread1of1ForFork2NotInUse, 538#true, t3_funThread1of1ForFork1NotInUse, 119#L1037-2true]) [2022-11-16 11:59:06,914 INFO L383 tUnfolder$Statistics]: this new event has 290 ancestors and is cut-off event [2022-11-16 11:59:06,914 INFO L386 tUnfolder$Statistics]: existing Event has 290 ancestors and is cut-off event [2022-11-16 11:59:06,915 INFO L386 tUnfolder$Statistics]: existing Event has 213 ancestors and is cut-off event [2022-11-16 11:59:06,915 INFO L386 tUnfolder$Statistics]: existing Event has 213 ancestors and is cut-off event [2022-11-16 11:59:06,915 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1672] t1_funEXIT-->L1056-9: Formula: (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem57#1_7| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296)))) v_t1_funThread1of1ForFork2_thidvar0_4) InVars {t1_funThread1of1ForFork2_thidvar0=v_t1_funThread1of1ForFork2_thidvar0_4, ULTIMATE.start_main_#t~mem57#1=|v_ULTIMATE.start_main_#t~mem57#1_7|} OutVars{t1_funThread1of1ForFork2_thidvar0=v_t1_funThread1of1ForFork2_thidvar0_4, ULTIMATE.start_main_#t~mem57#1=|v_ULTIMATE.start_main_#t~mem57#1_7|} AuxVars[] AssignedVars[][497], [t2_funThread1of1ForFork0InUse, t1_funThread1of1ForFork2NotInUse, 538#true, t3_funThread1of1ForFork1NotInUse, 401#L1056-9true, 119#L1037-2true]) [2022-11-16 11:59:06,915 INFO L383 tUnfolder$Statistics]: this new event has 288 ancestors and is cut-off event [2022-11-16 11:59:06,916 INFO L386 tUnfolder$Statistics]: existing Event has 288 ancestors and is cut-off event [2022-11-16 11:59:06,916 INFO L386 tUnfolder$Statistics]: existing Event has 211 ancestors and is cut-off event [2022-11-16 11:59:06,916 INFO L386 tUnfolder$Statistics]: existing Event has 211 ancestors and is cut-off event [2022-11-16 11:59:06,916 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1678] t1_funEXIT-->L1058-9: Formula: (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem61#1_7| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296)))) v_t1_funThread1of1ForFork2_thidvar0_8) InVars {t1_funThread1of1ForFork2_thidvar0=v_t1_funThread1of1ForFork2_thidvar0_8, ULTIMATE.start_main_#t~mem61#1=|v_ULTIMATE.start_main_#t~mem61#1_7|} OutVars{t1_funThread1of1ForFork2_thidvar0=v_t1_funThread1of1ForFork2_thidvar0_8, ULTIMATE.start_main_#t~mem61#1=|v_ULTIMATE.start_main_#t~mem61#1_7|} AuxVars[] AssignedVars[][498], [477#L1058-9true, t2_funThread1of1ForFork0InUse, t1_funThread1of1ForFork2NotInUse, 538#true, t3_funThread1of1ForFork1NotInUse, 119#L1037-2true]) [2022-11-16 11:59:06,917 INFO L383 tUnfolder$Statistics]: this new event has 292 ancestors and is cut-off event [2022-11-16 11:59:06,917 INFO L386 tUnfolder$Statistics]: existing Event has 215 ancestors and is cut-off event [2022-11-16 11:59:06,917 INFO L386 tUnfolder$Statistics]: existing Event has 292 ancestors and is cut-off event [2022-11-16 11:59:06,917 INFO L386 tUnfolder$Statistics]: existing Event has 215 ancestors and is cut-off event [2022-11-16 11:59:07,137 INFO L130 PetriNetUnfolder]: 756/10386 cut-off events. [2022-11-16 11:59:07,142 INFO L131 PetriNetUnfolder]: For 1253/1646 co-relation queries the response was YES. [2022-11-16 11:59:07,276 INFO L83 FinitePrefix]: Finished finitePrefix Result has 11702 conditions, 10386 events. 756/10386 cut-off events. For 1253/1646 co-relation queries the response was YES. Maximal size of possible extension queue 158. Compared 112218 event pairs, 375 based on Foata normal form. 870/10049 useless extension candidates. Maximal degree in co-relation 7019. Up to 872 conditions per place. [2022-11-16 11:59:07,354 INFO L137 encePairwiseOnDemand]: 541/574 looper letters, 27 selfloop transitions, 2 changer transitions 0/541 dead transitions. [2022-11-16 11:59:07,355 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 534 places, 541 transitions, 1182 flow [2022-11-16 11:59:07,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 11:59:07,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-11-16 11:59:07,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1596 transitions. [2022-11-16 11:59:07,376 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.926829268292683 [2022-11-16 11:59:07,377 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1596 transitions. [2022-11-16 11:59:07,378 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1596 transitions. [2022-11-16 11:59:07,382 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-16 11:59:07,385 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1596 transitions. [2022-11-16 11:59:07,393 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 532.0) internal successors, (1596), 3 states have internal predecessors, (1596), 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) [2022-11-16 11:59:07,403 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 574.0) internal successors, (2296), 4 states have internal predecessors, (2296), 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) [2022-11-16 11:59:07,404 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 574.0) internal successors, (2296), 4 states have internal predecessors, (2296), 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) [2022-11-16 11:59:07,407 INFO L175 Difference]: Start difference. First operand has 535 places, 574 transitions, 1190 flow. Second operand 3 states and 1596 transitions. [2022-11-16 11:59:07,408 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 534 places, 541 transitions, 1182 flow [2022-11-16 11:59:07,420 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 534 places, 541 transitions, 1182 flow, removed 0 selfloop flow, removed 0 redundant places. [2022-11-16 11:59:07,430 INFO L231 Difference]: Finished difference. Result has 534 places, 541 transitions, 1128 flow [2022-11-16 11:59:07,433 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=574, PETRI_DIFFERENCE_MINUEND_FLOW=1124, PETRI_DIFFERENCE_MINUEND_PLACES=532, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=541, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=539, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1128, PETRI_PLACES=534, PETRI_TRANSITIONS=541} [2022-11-16 11:59:07,437 INFO L288 CegarLoopForPetriNet]: 535 programPoint places, -1 predicate places. [2022-11-16 11:59:07,437 INFO L495 AbstractCegarLoop]: Abstraction has has 534 places, 541 transitions, 1128 flow [2022-11-16 11:59:07,438 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 513.3333333333334) internal successors, (1540), 3 states have internal predecessors, (1540), 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) [2022-11-16 11:59:07,439 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-16 11:59:07,439 INFO L209 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] [2022-11-16 11:59:07,439 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-16 11:59:07,440 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [t2_funErr0ASSERT_VIOLATIONDATA_RACE, t2_funErr1ASSERT_VIOLATIONDATA_RACE, t2_funErr2ASSERT_VIOLATIONDATA_RACE, t2_funErr7ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2022-11-16 11:59:07,440 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 11:59:07,440 INFO L85 PathProgramCache]: Analyzing trace with hash 1218814672, now seen corresponding path program 1 times [2022-11-16 11:59:07,441 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 11:59:07,441 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1587472038] [2022-11-16 11:59:07,441 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 11:59:07,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 11:59:07,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:59:07,546 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 11:59:07,546 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 11:59:07,546 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1587472038] [2022-11-16 11:59:07,547 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1587472038] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 11:59:07,547 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 11:59:07,547 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-16 11:59:07,548 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1068578209] [2022-11-16 11:59:07,548 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 11:59:07,549 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-16 11:59:07,549 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 11:59:07,550 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 11:59:07,550 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 11:59:07,552 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 515 out of 574 [2022-11-16 11:59:07,555 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 534 places, 541 transitions, 1128 flow. Second operand has 3 states, 3 states have (on average 516.3333333333334) internal successors, (1549), 3 states have internal predecessors, (1549), 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) [2022-11-16 11:59:07,556 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-16 11:59:07,556 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 515 of 574 [2022-11-16 11:59:07,556 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-16 11:59:10,099 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1675] t1_funEXIT-->L1057-9: Formula: (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem59#1_7| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296)))) v_t1_funThread1of1ForFork2_thidvar0_6) InVars {t1_funThread1of1ForFork2_thidvar0=v_t1_funThread1of1ForFork2_thidvar0_6, ULTIMATE.start_main_#t~mem59#1=|v_ULTIMATE.start_main_#t~mem59#1_7|} OutVars{t1_funThread1of1ForFork2_thidvar0=v_t1_funThread1of1ForFork2_thidvar0_6, ULTIMATE.start_main_#t~mem59#1=|v_ULTIMATE.start_main_#t~mem59#1_7|} AuxVars[] AssignedVars[][490], [51#L1057-9true, t2_funThread1of1ForFork0NotInUse, t1_funThread1of1ForFork2NotInUse, 538#true, 544#(= |#race~A~0| 0), t3_funThread1of1ForFork1InUse, 263#L1044-1true]) [2022-11-16 11:59:10,099 INFO L383 tUnfolder$Statistics]: this new event has 289 ancestors and is cut-off event [2022-11-16 11:59:10,099 INFO L386 tUnfolder$Statistics]: existing Event has 212 ancestors and is cut-off event [2022-11-16 11:59:10,099 INFO L386 tUnfolder$Statistics]: existing Event has 289 ancestors and is cut-off event [2022-11-16 11:59:10,100 INFO L386 tUnfolder$Statistics]: existing Event has 212 ancestors and is cut-off event [2022-11-16 11:59:10,100 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1672] t1_funEXIT-->L1056-9: Formula: (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem57#1_7| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296)))) v_t1_funThread1of1ForFork2_thidvar0_4) InVars {t1_funThread1of1ForFork2_thidvar0=v_t1_funThread1of1ForFork2_thidvar0_4, ULTIMATE.start_main_#t~mem57#1=|v_ULTIMATE.start_main_#t~mem57#1_7|} OutVars{t1_funThread1of1ForFork2_thidvar0=v_t1_funThread1of1ForFork2_thidvar0_4, ULTIMATE.start_main_#t~mem57#1=|v_ULTIMATE.start_main_#t~mem57#1_7|} AuxVars[] AssignedVars[][491], [t2_funThread1of1ForFork0NotInUse, t1_funThread1of1ForFork2NotInUse, 538#true, 544#(= |#race~A~0| 0), t3_funThread1of1ForFork1InUse, 263#L1044-1true, 401#L1056-9true]) [2022-11-16 11:59:10,100 INFO L383 tUnfolder$Statistics]: this new event has 287 ancestors and is cut-off event [2022-11-16 11:59:10,100 INFO L386 tUnfolder$Statistics]: existing Event has 287 ancestors and is cut-off event [2022-11-16 11:59:10,100 INFO L386 tUnfolder$Statistics]: existing Event has 210 ancestors and is cut-off event [2022-11-16 11:59:10,101 INFO L386 tUnfolder$Statistics]: existing Event has 210 ancestors and is cut-off event [2022-11-16 11:59:10,101 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1678] t1_funEXIT-->L1058-9: Formula: (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem61#1_7| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296)))) v_t1_funThread1of1ForFork2_thidvar0_8) InVars {t1_funThread1of1ForFork2_thidvar0=v_t1_funThread1of1ForFork2_thidvar0_8, ULTIMATE.start_main_#t~mem61#1=|v_ULTIMATE.start_main_#t~mem61#1_7|} OutVars{t1_funThread1of1ForFork2_thidvar0=v_t1_funThread1of1ForFork2_thidvar0_8, ULTIMATE.start_main_#t~mem61#1=|v_ULTIMATE.start_main_#t~mem61#1_7|} AuxVars[] AssignedVars[][492], [477#L1058-9true, t2_funThread1of1ForFork0NotInUse, t1_funThread1of1ForFork2NotInUse, 538#true, 544#(= |#race~A~0| 0), t3_funThread1of1ForFork1InUse, 263#L1044-1true]) [2022-11-16 11:59:10,101 INFO L383 tUnfolder$Statistics]: this new event has 291 ancestors and is cut-off event [2022-11-16 11:59:10,101 INFO L386 tUnfolder$Statistics]: existing Event has 291 ancestors and is cut-off event [2022-11-16 11:59:10,101 INFO L386 tUnfolder$Statistics]: existing Event has 214 ancestors and is cut-off event [2022-11-16 11:59:10,101 INFO L386 tUnfolder$Statistics]: existing Event has 214 ancestors and is cut-off event [2022-11-16 11:59:10,105 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1675] t1_funEXIT-->L1057-9: Formula: (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem59#1_7| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296)))) v_t1_funThread1of1ForFork2_thidvar0_6) InVars {t1_funThread1of1ForFork2_thidvar0=v_t1_funThread1of1ForFork2_thidvar0_6, ULTIMATE.start_main_#t~mem59#1=|v_ULTIMATE.start_main_#t~mem59#1_7|} OutVars{t1_funThread1of1ForFork2_thidvar0=v_t1_funThread1of1ForFork2_thidvar0_6, ULTIMATE.start_main_#t~mem59#1=|v_ULTIMATE.start_main_#t~mem59#1_7|} AuxVars[] AssignedVars[][490], [51#L1057-9true, 324#L1037-1true, t2_funThread1of1ForFork0InUse, t1_funThread1of1ForFork2NotInUse, 538#true, t3_funThread1of1ForFork1NotInUse, 544#(= |#race~A~0| 0)]) [2022-11-16 11:59:10,105 INFO L383 tUnfolder$Statistics]: this new event has 289 ancestors and is cut-off event [2022-11-16 11:59:10,105 INFO L386 tUnfolder$Statistics]: existing Event has 212 ancestors and is cut-off event [2022-11-16 11:59:10,105 INFO L386 tUnfolder$Statistics]: existing Event has 212 ancestors and is cut-off event [2022-11-16 11:59:10,106 INFO L386 tUnfolder$Statistics]: existing Event has 289 ancestors and is cut-off event [2022-11-16 11:59:10,108 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1672] t1_funEXIT-->L1056-9: Formula: (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem57#1_7| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296)))) v_t1_funThread1of1ForFork2_thidvar0_4) InVars {t1_funThread1of1ForFork2_thidvar0=v_t1_funThread1of1ForFork2_thidvar0_4, ULTIMATE.start_main_#t~mem57#1=|v_ULTIMATE.start_main_#t~mem57#1_7|} OutVars{t1_funThread1of1ForFork2_thidvar0=v_t1_funThread1of1ForFork2_thidvar0_4, ULTIMATE.start_main_#t~mem57#1=|v_ULTIMATE.start_main_#t~mem57#1_7|} AuxVars[] AssignedVars[][491], [324#L1037-1true, t2_funThread1of1ForFork0InUse, t1_funThread1of1ForFork2NotInUse, 538#true, t3_funThread1of1ForFork1NotInUse, 544#(= |#race~A~0| 0), 401#L1056-9true]) [2022-11-16 11:59:10,109 INFO L383 tUnfolder$Statistics]: this new event has 287 ancestors and is cut-off event [2022-11-16 11:59:10,112 INFO L386 tUnfolder$Statistics]: existing Event has 210 ancestors and is cut-off event [2022-11-16 11:59:10,112 INFO L386 tUnfolder$Statistics]: existing Event has 287 ancestors and is cut-off event [2022-11-16 11:59:10,113 INFO L386 tUnfolder$Statistics]: existing Event has 210 ancestors and is cut-off event [2022-11-16 11:59:10,113 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1678] t1_funEXIT-->L1058-9: Formula: (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem61#1_7| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296)))) v_t1_funThread1of1ForFork2_thidvar0_8) InVars {t1_funThread1of1ForFork2_thidvar0=v_t1_funThread1of1ForFork2_thidvar0_8, ULTIMATE.start_main_#t~mem61#1=|v_ULTIMATE.start_main_#t~mem61#1_7|} OutVars{t1_funThread1of1ForFork2_thidvar0=v_t1_funThread1of1ForFork2_thidvar0_8, ULTIMATE.start_main_#t~mem61#1=|v_ULTIMATE.start_main_#t~mem61#1_7|} AuxVars[] AssignedVars[][492], [324#L1037-1true, 477#L1058-9true, t2_funThread1of1ForFork0InUse, t1_funThread1of1ForFork2NotInUse, 538#true, t3_funThread1of1ForFork1NotInUse, 544#(= |#race~A~0| 0)]) [2022-11-16 11:59:10,114 INFO L383 tUnfolder$Statistics]: this new event has 291 ancestors and is cut-off event [2022-11-16 11:59:10,114 INFO L386 tUnfolder$Statistics]: existing Event has 214 ancestors and is cut-off event [2022-11-16 11:59:10,114 INFO L386 tUnfolder$Statistics]: existing Event has 214 ancestors and is cut-off event [2022-11-16 11:59:10,114 INFO L386 tUnfolder$Statistics]: existing Event has 291 ancestors and is cut-off event [2022-11-16 11:59:10,125 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1675] t1_funEXIT-->L1057-9: Formula: (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem59#1_7| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296)))) v_t1_funThread1of1ForFork2_thidvar0_6) InVars {t1_funThread1of1ForFork2_thidvar0=v_t1_funThread1of1ForFork2_thidvar0_6, ULTIMATE.start_main_#t~mem59#1=|v_ULTIMATE.start_main_#t~mem59#1_7|} OutVars{t1_funThread1of1ForFork2_thidvar0=v_t1_funThread1of1ForFork2_thidvar0_6, ULTIMATE.start_main_#t~mem59#1=|v_ULTIMATE.start_main_#t~mem59#1_7|} AuxVars[] AssignedVars[][490], [5#L1044-2true, 51#L1057-9true, t2_funThread1of1ForFork0NotInUse, t1_funThread1of1ForFork2NotInUse, 538#true, 544#(= |#race~A~0| 0), t3_funThread1of1ForFork1InUse]) [2022-11-16 11:59:10,131 INFO L383 tUnfolder$Statistics]: this new event has 290 ancestors and is cut-off event [2022-11-16 11:59:10,131 INFO L386 tUnfolder$Statistics]: existing Event has 213 ancestors and is cut-off event [2022-11-16 11:59:10,131 INFO L386 tUnfolder$Statistics]: existing Event has 213 ancestors and is cut-off event [2022-11-16 11:59:10,131 INFO L386 tUnfolder$Statistics]: existing Event has 290 ancestors and is cut-off event [2022-11-16 11:59:10,132 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1672] t1_funEXIT-->L1056-9: Formula: (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem57#1_7| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296)))) v_t1_funThread1of1ForFork2_thidvar0_4) InVars {t1_funThread1of1ForFork2_thidvar0=v_t1_funThread1of1ForFork2_thidvar0_4, ULTIMATE.start_main_#t~mem57#1=|v_ULTIMATE.start_main_#t~mem57#1_7|} OutVars{t1_funThread1of1ForFork2_thidvar0=v_t1_funThread1of1ForFork2_thidvar0_4, ULTIMATE.start_main_#t~mem57#1=|v_ULTIMATE.start_main_#t~mem57#1_7|} AuxVars[] AssignedVars[][491], [5#L1044-2true, t2_funThread1of1ForFork0NotInUse, t1_funThread1of1ForFork2NotInUse, 538#true, 544#(= |#race~A~0| 0), t3_funThread1of1ForFork1InUse, 401#L1056-9true]) [2022-11-16 11:59:10,132 INFO L383 tUnfolder$Statistics]: this new event has 288 ancestors and is cut-off event [2022-11-16 11:59:10,132 INFO L386 tUnfolder$Statistics]: existing Event has 211 ancestors and is cut-off event [2022-11-16 11:59:10,132 INFO L386 tUnfolder$Statistics]: existing Event has 288 ancestors and is cut-off event [2022-11-16 11:59:10,132 INFO L386 tUnfolder$Statistics]: existing Event has 211 ancestors and is cut-off event [2022-11-16 11:59:10,133 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1678] t1_funEXIT-->L1058-9: Formula: (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem61#1_7| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296)))) v_t1_funThread1of1ForFork2_thidvar0_8) InVars {t1_funThread1of1ForFork2_thidvar0=v_t1_funThread1of1ForFork2_thidvar0_8, ULTIMATE.start_main_#t~mem61#1=|v_ULTIMATE.start_main_#t~mem61#1_7|} OutVars{t1_funThread1of1ForFork2_thidvar0=v_t1_funThread1of1ForFork2_thidvar0_8, ULTIMATE.start_main_#t~mem61#1=|v_ULTIMATE.start_main_#t~mem61#1_7|} AuxVars[] AssignedVars[][492], [5#L1044-2true, 477#L1058-9true, t2_funThread1of1ForFork0NotInUse, t1_funThread1of1ForFork2NotInUse, 538#true, 544#(= |#race~A~0| 0), t3_funThread1of1ForFork1InUse]) [2022-11-16 11:59:10,133 INFO L383 tUnfolder$Statistics]: this new event has 292 ancestors and is cut-off event [2022-11-16 11:59:10,133 INFO L386 tUnfolder$Statistics]: existing Event has 215 ancestors and is cut-off event [2022-11-16 11:59:10,133 INFO L386 tUnfolder$Statistics]: existing Event has 292 ancestors and is cut-off event [2022-11-16 11:59:10,133 INFO L386 tUnfolder$Statistics]: existing Event has 215 ancestors and is cut-off event [2022-11-16 11:59:10,134 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1675] t1_funEXIT-->L1057-9: Formula: (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem59#1_7| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296)))) v_t1_funThread1of1ForFork2_thidvar0_6) InVars {t1_funThread1of1ForFork2_thidvar0=v_t1_funThread1of1ForFork2_thidvar0_6, ULTIMATE.start_main_#t~mem59#1=|v_ULTIMATE.start_main_#t~mem59#1_7|} OutVars{t1_funThread1of1ForFork2_thidvar0=v_t1_funThread1of1ForFork2_thidvar0_6, ULTIMATE.start_main_#t~mem59#1=|v_ULTIMATE.start_main_#t~mem59#1_7|} AuxVars[] AssignedVars[][490], [51#L1057-9true, t2_funThread1of1ForFork0InUse, t1_funThread1of1ForFork2NotInUse, 538#true, t3_funThread1of1ForFork1NotInUse, 544#(= |#race~A~0| 0), 119#L1037-2true]) [2022-11-16 11:59:10,135 INFO L383 tUnfolder$Statistics]: this new event has 290 ancestors and is cut-off event [2022-11-16 11:59:10,135 INFO L386 tUnfolder$Statistics]: existing Event has 290 ancestors and is cut-off event [2022-11-16 11:59:10,135 INFO L386 tUnfolder$Statistics]: existing Event has 213 ancestors and is cut-off event [2022-11-16 11:59:10,135 INFO L386 tUnfolder$Statistics]: existing Event has 213 ancestors and is cut-off event [2022-11-16 11:59:10,135 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1672] t1_funEXIT-->L1056-9: Formula: (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem57#1_7| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296)))) v_t1_funThread1of1ForFork2_thidvar0_4) InVars {t1_funThread1of1ForFork2_thidvar0=v_t1_funThread1of1ForFork2_thidvar0_4, ULTIMATE.start_main_#t~mem57#1=|v_ULTIMATE.start_main_#t~mem57#1_7|} OutVars{t1_funThread1of1ForFork2_thidvar0=v_t1_funThread1of1ForFork2_thidvar0_4, ULTIMATE.start_main_#t~mem57#1=|v_ULTIMATE.start_main_#t~mem57#1_7|} AuxVars[] AssignedVars[][491], [t2_funThread1of1ForFork0InUse, t1_funThread1of1ForFork2NotInUse, 538#true, t3_funThread1of1ForFork1NotInUse, 544#(= |#race~A~0| 0), 401#L1056-9true, 119#L1037-2true]) [2022-11-16 11:59:10,136 INFO L383 tUnfolder$Statistics]: this new event has 288 ancestors and is cut-off event [2022-11-16 11:59:10,136 INFO L386 tUnfolder$Statistics]: existing Event has 288 ancestors and is cut-off event [2022-11-16 11:59:10,136 INFO L386 tUnfolder$Statistics]: existing Event has 211 ancestors and is cut-off event [2022-11-16 11:59:10,136 INFO L386 tUnfolder$Statistics]: existing Event has 211 ancestors and is cut-off event [2022-11-16 11:59:10,136 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1678] t1_funEXIT-->L1058-9: Formula: (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem61#1_7| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296)))) v_t1_funThread1of1ForFork2_thidvar0_8) InVars {t1_funThread1of1ForFork2_thidvar0=v_t1_funThread1of1ForFork2_thidvar0_8, ULTIMATE.start_main_#t~mem61#1=|v_ULTIMATE.start_main_#t~mem61#1_7|} OutVars{t1_funThread1of1ForFork2_thidvar0=v_t1_funThread1of1ForFork2_thidvar0_8, ULTIMATE.start_main_#t~mem61#1=|v_ULTIMATE.start_main_#t~mem61#1_7|} AuxVars[] AssignedVars[][492], [477#L1058-9true, t2_funThread1of1ForFork0InUse, t1_funThread1of1ForFork2NotInUse, 538#true, t3_funThread1of1ForFork1NotInUse, 544#(= |#race~A~0| 0), 119#L1037-2true]) [2022-11-16 11:59:10,136 INFO L383 tUnfolder$Statistics]: this new event has 292 ancestors and is cut-off event [2022-11-16 11:59:10,137 INFO L386 tUnfolder$Statistics]: existing Event has 292 ancestors and is cut-off event [2022-11-16 11:59:10,137 INFO L386 tUnfolder$Statistics]: existing Event has 215 ancestors and is cut-off event [2022-11-16 11:59:10,137 INFO L386 tUnfolder$Statistics]: existing Event has 215 ancestors and is cut-off event [2022-11-16 11:59:10,298 INFO L130 PetriNetUnfolder]: 483/8494 cut-off events. [2022-11-16 11:59:10,298 INFO L131 PetriNetUnfolder]: For 826/1081 co-relation queries the response was YES. [2022-11-16 11:59:10,454 INFO L83 FinitePrefix]: Finished finitePrefix Result has 9281 conditions, 8494 events. 483/8494 cut-off events. For 826/1081 co-relation queries the response was YES. Maximal size of possible extension queue 112. Compared 86370 event pairs, 180 based on Foata normal form. 0/7664 useless extension candidates. Maximal degree in co-relation 9222. Up to 485 conditions per place. [2022-11-16 11:59:10,499 INFO L137 encePairwiseOnDemand]: 569/574 looper letters, 21 selfloop transitions, 1 changer transitions 0/537 dead transitions. [2022-11-16 11:59:10,500 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 532 places, 537 transitions, 1164 flow [2022-11-16 11:59:10,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 11:59:10,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-11-16 11:59:10,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1571 transitions. [2022-11-16 11:59:10,505 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.9123112659698026 [2022-11-16 11:59:10,505 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1571 transitions. [2022-11-16 11:59:10,505 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1571 transitions. [2022-11-16 11:59:10,507 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-16 11:59:10,507 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1571 transitions. [2022-11-16 11:59:10,512 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 523.6666666666666) internal successors, (1571), 3 states have internal predecessors, (1571), 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) [2022-11-16 11:59:10,516 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 574.0) internal successors, (2296), 4 states have internal predecessors, (2296), 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) [2022-11-16 11:59:10,518 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 574.0) internal successors, (2296), 4 states have internal predecessors, (2296), 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) [2022-11-16 11:59:10,518 INFO L175 Difference]: Start difference. First operand has 534 places, 541 transitions, 1128 flow. Second operand 3 states and 1571 transitions. [2022-11-16 11:59:10,518 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 532 places, 537 transitions, 1164 flow [2022-11-16 11:59:10,523 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 530 places, 537 transitions, 1160 flow, removed 0 selfloop flow, removed 2 redundant places. [2022-11-16 11:59:10,531 INFO L231 Difference]: Finished difference. Result has 530 places, 537 transitions, 1118 flow [2022-11-16 11:59:10,532 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=574, PETRI_DIFFERENCE_MINUEND_FLOW=1116, PETRI_DIFFERENCE_MINUEND_PLACES=528, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=537, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=536, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1118, PETRI_PLACES=530, PETRI_TRANSITIONS=537} [2022-11-16 11:59:10,533 INFO L288 CegarLoopForPetriNet]: 535 programPoint places, -5 predicate places. [2022-11-16 11:59:10,533 INFO L495 AbstractCegarLoop]: Abstraction has has 530 places, 537 transitions, 1118 flow [2022-11-16 11:59:10,534 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 516.3333333333334) internal successors, (1549), 3 states have internal predecessors, (1549), 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) [2022-11-16 11:59:10,534 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-16 11:59:10,534 INFO L209 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] [2022-11-16 11:59:10,535 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-16 11:59:10,535 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [t2_funErr0ASSERT_VIOLATIONDATA_RACE, t2_funErr1ASSERT_VIOLATIONDATA_RACE, t2_funErr2ASSERT_VIOLATIONDATA_RACE, t2_funErr7ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2022-11-16 11:59:10,535 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 11:59:10,536 INFO L85 PathProgramCache]: Analyzing trace with hash -1372861407, now seen corresponding path program 1 times [2022-11-16 11:59:10,536 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 11:59:10,536 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [314552768] [2022-11-16 11:59:10,536 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 11:59:10,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 11:59:10,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:59:11,159 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 11:59:11,160 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 11:59:11,160 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [314552768] [2022-11-16 11:59:11,160 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [314552768] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 11:59:11,161 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 11:59:11,161 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-16 11:59:11,161 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2043004227] [2022-11-16 11:59:11,161 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 11:59:11,162 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-16 11:59:11,162 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 11:59:11,174 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-16 11:59:11,174 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-11-16 11:59:11,180 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 362 out of 574 [2022-11-16 11:59:11,184 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 530 places, 537 transitions, 1118 flow. Second operand has 6 states, 6 states have (on average 363.5) internal successors, (2181), 6 states have internal predecessors, (2181), 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) [2022-11-16 11:59:11,184 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-16 11:59:11,185 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 362 of 574 [2022-11-16 11:59:11,185 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand