./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/no-data-race.prp --file ../../../trunk/examples/svcomp/weaver/bench-exp3x3-opt.wvr.c --full-output --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations TOGETHER --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version b8dbc81d Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/weaver/bench-exp3x3-opt.wvr.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 4c1c24b29e2a448aa58292c6eb9ff7da7a6479c4a0ee37fcfe55a998096eea30 --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations TOGETHER --- Real Ultimate output --- This is Ultimate 0.2.3-?-b8dbc81 [2023-08-29 18:48:59,225 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-29 18:48:59,227 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-29 18:48:59,270 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-29 18:48:59,271 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-29 18:48:59,273 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-29 18:48:59,275 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-29 18:48:59,278 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-29 18:48:59,280 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-29 18:48:59,284 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-29 18:48:59,285 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-29 18:48:59,287 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-29 18:48:59,288 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-29 18:48:59,289 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-29 18:48:59,290 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-29 18:48:59,294 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-29 18:48:59,295 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-29 18:48:59,296 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-29 18:48:59,297 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-29 18:48:59,302 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-29 18:48:59,303 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-29 18:48:59,310 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-29 18:48:59,312 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-29 18:48:59,312 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-29 18:48:59,319 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-29 18:48:59,319 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-29 18:48:59,319 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-29 18:48:59,321 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-29 18:48:59,322 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-29 18:48:59,322 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-29 18:48:59,323 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-29 18:48:59,324 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-29 18:48:59,326 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-29 18:48:59,326 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-29 18:48:59,329 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-29 18:48:59,329 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-29 18:48:59,329 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-29 18:48:59,330 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-29 18:48:59,330 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-29 18:48:59,330 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-29 18:48:59,331 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-29 18:48:59,333 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2023-08-29 18:48:59,364 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-29 18:48:59,365 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-29 18:48:59,366 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-29 18:48:59,366 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-29 18:48:59,367 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-29 18:48:59,367 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-29 18:48:59,368 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-29 18:48:59,368 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-29 18:48:59,368 INFO L138 SettingsManager]: * Use SBE=true [2023-08-29 18:48:59,368 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-29 18:48:59,369 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-29 18:48:59,369 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-29 18:48:59,370 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-29 18:48:59,370 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-29 18:48:59,370 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-29 18:48:59,370 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-29 18:48:59,370 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-29 18:48:59,370 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-29 18:48:59,371 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-08-29 18:48:59,371 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-29 18:48:59,371 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-29 18:48:59,371 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-29 18:48:59,371 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-29 18:48:59,372 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-29 18:48:59,372 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-29 18:48:59,372 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-29 18:48:59,372 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 18:48:59,372 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-29 18:48:59,373 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-29 18:48:59,373 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-29 18:48:59,373 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-29 18:48:59,373 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-29 18:48:59,373 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-29 18:48:59,374 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-29 18:48:59,374 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-29 18:48:59,374 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-29 18:48:59,374 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-29 18:48:59,374 INFO L138 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:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4c1c24b29e2a448aa58292c6eb9ff7da7a6479c4a0ee37fcfe55a998096eea30 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> TOGETHER [2023-08-29 18:48:59,667 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-29 18:48:59,689 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-29 18:48:59,692 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-29 18:48:59,693 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-29 18:48:59,693 INFO L275 PluginConnector]: CDTParser initialized [2023-08-29 18:48:59,694 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/bench-exp3x3-opt.wvr.c [2023-08-29 18:49:00,735 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-29 18:49:00,899 INFO L351 CDTParser]: Found 1 translation units. [2023-08-29 18:49:00,899 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/bench-exp3x3-opt.wvr.c [2023-08-29 18:49:00,907 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c7d36aeed/ace4599a7c6a4f119a2eb19eb2f00a60/FLAG67b849a82 [2023-08-29 18:49:00,923 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c7d36aeed/ace4599a7c6a4f119a2eb19eb2f00a60 [2023-08-29 18:49:00,928 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-29 18:49:00,929 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-29 18:49:00,930 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-29 18:49:00,930 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-29 18:49:00,934 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-29 18:49:00,935 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 06:49:00" (1/1) ... [2023-08-29 18:49:00,936 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54db1ecc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 06:49:00, skipping insertion in model container [2023-08-29 18:49:00,937 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 06:49:00" (1/1) ... [2023-08-29 18:49:00,942 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-29 18:49:00,958 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-29 18:49:01,099 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/bench-exp3x3-opt.wvr.c[2826,2839] [2023-08-29 18:49:01,101 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 18:49:01,109 INFO L203 MainTranslator]: Completed pre-run [2023-08-29 18:49:01,139 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/bench-exp3x3-opt.wvr.c[2826,2839] [2023-08-29 18:49:01,141 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 18:49:01,153 INFO L208 MainTranslator]: Completed translation [2023-08-29 18:49:01,153 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 06:49:01 WrapperNode [2023-08-29 18:49:01,153 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-29 18:49:01,154 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-29 18:49:01,155 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-29 18:49:01,155 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-29 18:49:01,160 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 06:49:01" (1/1) ... [2023-08-29 18:49:01,171 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 06:49:01" (1/1) ... [2023-08-29 18:49:01,194 INFO L138 Inliner]: procedures = 25, calls = 44, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 278 [2023-08-29 18:49:01,194 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-29 18:49:01,195 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-29 18:49:01,195 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-29 18:49:01,195 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-29 18:49:01,204 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 06:49:01" (1/1) ... [2023-08-29 18:49:01,204 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 06:49:01" (1/1) ... [2023-08-29 18:49:01,212 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 06:49:01" (1/1) ... [2023-08-29 18:49:01,218 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 06:49:01" (1/1) ... [2023-08-29 18:49:01,228 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 06:49:01" (1/1) ... [2023-08-29 18:49:01,244 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 06:49:01" (1/1) ... [2023-08-29 18:49:01,249 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 06:49:01" (1/1) ... [2023-08-29 18:49:01,250 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 06:49:01" (1/1) ... [2023-08-29 18:49:01,257 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-29 18:49:01,258 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-29 18:49:01,259 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-29 18:49:01,259 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-29 18:49:01,260 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 06:49:01" (1/1) ... [2023-08-29 18:49:01,265 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 18:49:01,276 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-29 18:49:01,306 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-08-29 18:49:01,361 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-08-29 18:49:01,394 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-29 18:49:01,394 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-29 18:49:01,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-29 18:49:01,394 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-29 18:49:01,395 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-08-29 18:49:01,395 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-08-29 18:49:01,395 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-08-29 18:49:01,395 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-08-29 18:49:01,396 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-08-29 18:49:01,396 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-08-29 18:49:01,396 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-08-29 18:49:01,396 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-08-29 18:49:01,396 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-29 18:49:01,396 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2023-08-29 18:49:01,396 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2023-08-29 18:49:01,397 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2023-08-29 18:49:01,397 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2023-08-29 18:49:01,397 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-29 18:49:01,397 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-29 18:49:01,397 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-29 18:49:01,399 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-29 18:49:01,569 INFO L236 CfgBuilder]: Building ICFG [2023-08-29 18:49:01,571 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-29 18:49:02,164 INFO L277 CfgBuilder]: Performing block encoding [2023-08-29 18:49:02,179 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-29 18:49:02,179 INFO L302 CfgBuilder]: Removed 6 assume(true) statements. [2023-08-29 18:49:02,181 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 06:49:02 BoogieIcfgContainer [2023-08-29 18:49:02,181 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-29 18:49:02,195 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-29 18:49:02,196 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-29 18:49:02,202 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-29 18:49:02,202 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.08 06:49:00" (1/3) ... [2023-08-29 18:49:02,203 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4294e73e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 06:49:02, skipping insertion in model container [2023-08-29 18:49:02,204 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 06:49:01" (2/3) ... [2023-08-29 18:49:02,204 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4294e73e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 06:49:02, skipping insertion in model container [2023-08-29 18:49:02,204 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 06:49:02" (3/3) ... [2023-08-29 18:49:02,205 INFO L112 eAbstractionObserver]: Analyzing ICFG bench-exp3x3-opt.wvr.c [2023-08-29 18:49:02,213 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-29 18:49:02,221 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-29 18:49:02,222 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 67 error locations. [2023-08-29 18:49:02,222 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-29 18:49:02,389 INFO L144 ThreadInstanceAdder]: Constructed 6 joinOtherThreadTransitions. [2023-08-29 18:49:02,443 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 457 places, 462 transitions, 972 flow [2023-08-29 18:49:02,629 INFO L130 PetriNetUnfolder]: 24/456 cut-off events. [2023-08-29 18:49:02,629 INFO L131 PetriNetUnfolder]: For 6/6 co-relation queries the response was YES. [2023-08-29 18:49:02,639 INFO L83 FinitePrefix]: Finished finitePrefix Result has 481 conditions, 456 events. 24/456 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 799 event pairs, 0 based on Foata normal form. 0/365 useless extension candidates. Maximal degree in co-relation 282. Up to 2 conditions per place. [2023-08-29 18:49:02,639 INFO L82 GeneralOperation]: Start removeDead. Operand has 457 places, 462 transitions, 972 flow [2023-08-29 18:49:02,652 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 420 places, 423 transitions, 882 flow [2023-08-29 18:49:02,656 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2023-08-29 18:49:02,676 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 420 places, 423 transitions, 882 flow [2023-08-29 18:49:02,679 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 420 places, 423 transitions, 882 flow [2023-08-29 18:49:02,679 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 420 places, 423 transitions, 882 flow [2023-08-29 18:49:02,767 INFO L130 PetriNetUnfolder]: 22/423 cut-off events. [2023-08-29 18:49:02,767 INFO L131 PetriNetUnfolder]: For 6/6 co-relation queries the response was YES. [2023-08-29 18:49:02,772 INFO L83 FinitePrefix]: Finished finitePrefix Result has 448 conditions, 423 events. 22/423 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 769 event pairs, 0 based on Foata normal form. 0/335 useless extension candidates. Maximal degree in co-relation 270. Up to 2 conditions per place. [2023-08-29 18:49:02,786 INFO L119 LiptonReduction]: Number of co-enabled transitions 28704 [2023-08-29 18:49:17,379 INFO L134 LiptonReduction]: Checked pairs total: 57522 [2023-08-29 18:49:17,380 INFO L136 LiptonReduction]: Total number of compositions: 537 [2023-08-29 18:49:17,393 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-08-29 18:49:17,398 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;@eb8c731, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-08-29 18:49:17,399 INFO L358 AbstractCegarLoop]: Starting to check reachability of 103 error locations. [2023-08-29 18:49:17,400 INFO L130 PetriNetUnfolder]: 0/0 cut-off events. [2023-08-29 18:49:17,400 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2023-08-29 18:49:17,401 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 18:49:17,401 INFO L208 CegarLoopForPetriNet]: trace histogram [1] [2023-08-29 18:49:17,401 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 99 more)] === [2023-08-29 18:49:17,405 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 18:49:17,406 INFO L85 PathProgramCache]: Analyzing trace with hash 1698, now seen corresponding path program 1 times [2023-08-29 18:49:17,413 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 18:49:17,414 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1371209810] [2023-08-29 18:49:17,414 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 18:49:17,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 18:49:17,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 18:49:17,515 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-29 18:49:17,516 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 18:49:17,516 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1371209810] [2023-08-29 18:49:17,517 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1371209810] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 18:49:17,517 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 18:49:17,518 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [0] imperfect sequences [] total 0 [2023-08-29 18:49:17,519 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [29097414] [2023-08-29 18:49:17,519 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 18:49:17,526 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-08-29 18:49:17,531 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 18:49:17,553 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-08-29 18:49:17,554 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-08-29 18:49:17,559 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 441 out of 999 [2023-08-29 18:49:17,565 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 122 places, 115 transitions, 266 flow. Second operand has 2 states, 2 states have (on average 441.5) internal successors, (883), 2 states have internal predecessors, (883), 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) [2023-08-29 18:49:17,565 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 18:49:17,566 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 441 of 999 [2023-08-29 18:49:17,566 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 18:49:19,206 INFO L130 PetriNetUnfolder]: 14584/17896 cut-off events. [2023-08-29 18:49:19,206 INFO L131 PetriNetUnfolder]: For 683/683 co-relation queries the response was YES. [2023-08-29 18:49:19,245 INFO L83 FinitePrefix]: Finished finitePrefix Result has 36492 conditions, 17896 events. 14584/17896 cut-off events. For 683/683 co-relation queries the response was YES. Maximal size of possible extension queue 437. Compared 62724 event pairs, 9480 based on Foata normal form. 1/12793 useless extension candidates. Maximal degree in co-relation 28096. Up to 17497 conditions per place. [2023-08-29 18:49:19,342 INFO L137 encePairwiseOnDemand]: 932/999 looper letters, 41 selfloop transitions, 0 changer transitions 1/48 dead transitions. [2023-08-29 18:49:19,342 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 62 places, 48 transitions, 216 flow [2023-08-29 18:49:19,343 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-08-29 18:49:19,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2023-08-29 18:49:19,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 991 transitions. [2023-08-29 18:49:19,360 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.495995995995996 [2023-08-29 18:49:19,361 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 991 transitions. [2023-08-29 18:49:19,362 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 991 transitions. [2023-08-29 18:49:19,365 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 18:49:19,367 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 991 transitions. [2023-08-29 18:49:19,373 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 495.5) internal successors, (991), 2 states have internal predecessors, (991), 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) [2023-08-29 18:49:19,383 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 999.0) internal successors, (2997), 3 states have internal predecessors, (2997), 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) [2023-08-29 18:49:19,385 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 999.0) internal successors, (2997), 3 states have internal predecessors, (2997), 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) [2023-08-29 18:49:19,387 INFO L175 Difference]: Start difference. First operand has 122 places, 115 transitions, 266 flow. Second operand 2 states and 991 transitions. [2023-08-29 18:49:19,388 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 62 places, 48 transitions, 216 flow [2023-08-29 18:49:19,466 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 50 places, 48 transitions, 192 flow, removed 0 selfloop flow, removed 12 redundant places. [2023-08-29 18:49:19,468 INFO L231 Difference]: Finished difference. Result has 50 places, 47 transitions, 105 flow [2023-08-29 18:49:19,470 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=999, PETRI_DIFFERENCE_MINUEND_FLOW=108, PETRI_DIFFERENCE_MINUEND_PLACES=49, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=48, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=48, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=105, PETRI_PLACES=50, PETRI_TRANSITIONS=47} [2023-08-29 18:49:19,473 INFO L281 CegarLoopForPetriNet]: 122 programPoint places, -72 predicate places. [2023-08-29 18:49:19,473 INFO L495 AbstractCegarLoop]: Abstraction has has 50 places, 47 transitions, 105 flow [2023-08-29 18:49:19,474 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 441.5) internal successors, (883), 2 states have internal predecessors, (883), 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) [2023-08-29 18:49:19,475 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 18:49:19,476 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1] [2023-08-29 18:49:19,476 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-08-29 18:49:19,476 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting thread1Err1ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 99 more)] === [2023-08-29 18:49:19,482 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 18:49:19,485 INFO L85 PathProgramCache]: Analyzing trace with hash 52577513, now seen corresponding path program 1 times [2023-08-29 18:49:19,485 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 18:49:19,486 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1706470321] [2023-08-29 18:49:19,486 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 18:49:19,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 18:49:19,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 18:49:19,612 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-29 18:49:19,613 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 18:49:19,613 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1706470321] [2023-08-29 18:49:19,613 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1706470321] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 18:49:19,613 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 18:49:19,613 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-08-29 18:49:19,614 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1226147395] [2023-08-29 18:49:19,614 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 18:49:19,615 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-29 18:49:19,615 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 18:49:19,615 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-29 18:49:19,616 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-29 18:49:19,652 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 404 out of 999 [2023-08-29 18:49:19,654 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 50 places, 47 transitions, 105 flow. Second operand has 3 states, 3 states have (on average 405.3333333333333) internal successors, (1216), 3 states have internal predecessors, (1216), 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) [2023-08-29 18:49:19,654 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 18:49:19,654 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 404 of 999 [2023-08-29 18:49:19,655 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 18:49:20,841 INFO L130 PetriNetUnfolder]: 14625/17548 cut-off events. [2023-08-29 18:49:20,841 INFO L131 PetriNetUnfolder]: For 242/242 co-relation queries the response was YES. [2023-08-29 18:49:20,868 INFO L83 FinitePrefix]: Finished finitePrefix Result has 35468 conditions, 17548 events. 14625/17548 cut-off events. For 242/242 co-relation queries the response was YES. Maximal size of possible extension queue 374. Compared 57327 event pairs, 6992 based on Foata normal form. 0/12444 useless extension candidates. Maximal degree in co-relation 35465. Up to 17535 conditions per place. [2023-08-29 18:49:20,881 INFO L137 encePairwiseOnDemand]: 987/999 looper letters, 0 selfloop transitions, 0 changer transitions 58/58 dead transitions. [2023-08-29 18:49:20,881 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 45 places, 58 transitions, 248 flow [2023-08-29 18:49:20,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-29 18:49:20,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-29 18:49:20,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1276 transitions. [2023-08-29 18:49:20,885 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4257590924257591 [2023-08-29 18:49:20,885 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1276 transitions. [2023-08-29 18:49:20,885 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1276 transitions. [2023-08-29 18:49:20,886 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 18:49:20,886 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1276 transitions. [2023-08-29 18:49:20,888 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 425.3333333333333) internal successors, (1276), 3 states have internal predecessors, (1276), 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) [2023-08-29 18:49:20,954 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 999.0) internal successors, (3996), 4 states have internal predecessors, (3996), 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) [2023-08-29 18:49:20,956 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 999.0) internal successors, (3996), 4 states have internal predecessors, (3996), 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) [2023-08-29 18:49:20,956 INFO L175 Difference]: Start difference. First operand has 50 places, 47 transitions, 105 flow. Second operand 3 states and 1276 transitions. [2023-08-29 18:49:20,956 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 45 places, 58 transitions, 248 flow [2023-08-29 18:49:20,957 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 45 places, 58 transitions, 248 flow, removed 0 selfloop flow, removed 0 redundant places. [2023-08-29 18:49:20,958 INFO L231 Difference]: Finished difference. Result has 45 places, 0 transitions, 0 flow [2023-08-29 18:49:20,958 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=999, PETRI_DIFFERENCE_MINUEND_FLOW=93, PETRI_DIFFERENCE_MINUEND_PLACES=43, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=41, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=41, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=0, PETRI_PLACES=45, PETRI_TRANSITIONS=0} [2023-08-29 18:49:20,967 INFO L281 CegarLoopForPetriNet]: 122 programPoint places, -77 predicate places. [2023-08-29 18:49:20,968 INFO L495 AbstractCegarLoop]: Abstraction has has 45 places, 0 transitions, 0 flow [2023-08-29 18:49:20,968 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 405.3333333333333) internal successors, (1216), 3 states have internal predecessors, (1216), 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) [2023-08-29 18:49:20,971 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (102 of 103 remaining) [2023-08-29 18:49:20,972 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (101 of 103 remaining) [2023-08-29 18:49:20,972 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (100 of 103 remaining) [2023-08-29 18:49:20,972 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (99 of 103 remaining) [2023-08-29 18:49:20,972 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (98 of 103 remaining) [2023-08-29 18:49:20,973 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (97 of 103 remaining) [2023-08-29 18:49:20,973 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (96 of 103 remaining) [2023-08-29 18:49:20,973 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (95 of 103 remaining) [2023-08-29 18:49:20,973 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (94 of 103 remaining) [2023-08-29 18:49:20,973 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (93 of 103 remaining) [2023-08-29 18:49:20,974 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (92 of 103 remaining) [2023-08-29 18:49:20,974 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (91 of 103 remaining) [2023-08-29 18:49:20,974 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE (90 of 103 remaining) [2023-08-29 18:49:20,974 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONDATA_RACE (89 of 103 remaining) [2023-08-29 18:49:20,974 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err4ASSERT_VIOLATIONDATA_RACE (88 of 103 remaining) [2023-08-29 18:49:20,975 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (87 of 103 remaining) [2023-08-29 18:49:20,975 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (86 of 103 remaining) [2023-08-29 18:49:20,975 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (85 of 103 remaining) [2023-08-29 18:49:20,975 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (84 of 103 remaining) [2023-08-29 18:49:20,976 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (83 of 103 remaining) [2023-08-29 18:49:20,976 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (82 of 103 remaining) [2023-08-29 18:49:20,976 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (81 of 103 remaining) [2023-08-29 18:49:20,976 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (80 of 103 remaining) [2023-08-29 18:49:20,976 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (79 of 103 remaining) [2023-08-29 18:49:20,977 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (78 of 103 remaining) [2023-08-29 18:49:20,977 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (77 of 103 remaining) [2023-08-29 18:49:20,977 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE (76 of 103 remaining) [2023-08-29 18:49:20,977 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE (75 of 103 remaining) [2023-08-29 18:49:20,977 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE (74 of 103 remaining) [2023-08-29 18:49:20,978 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE (73 of 103 remaining) [2023-08-29 18:49:20,978 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONDATA_RACE (72 of 103 remaining) [2023-08-29 18:49:20,978 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONDATA_RACE (71 of 103 remaining) [2023-08-29 18:49:20,978 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr17ASSERT_VIOLATIONDATA_RACE (70 of 103 remaining) [2023-08-29 18:49:20,978 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE (69 of 103 remaining) [2023-08-29 18:49:20,979 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr19ASSERT_VIOLATIONDATA_RACE (68 of 103 remaining) [2023-08-29 18:49:20,979 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr20ASSERT_VIOLATIONDATA_RACE (67 of 103 remaining) [2023-08-29 18:49:20,979 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr21ASSERT_VIOLATIONDATA_RACE (66 of 103 remaining) [2023-08-29 18:49:20,979 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr22ASSERT_VIOLATIONDATA_RACE (65 of 103 remaining) [2023-08-29 18:49:20,979 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr23ASSERT_VIOLATIONDATA_RACE (64 of 103 remaining) [2023-08-29 18:49:20,980 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr24ASSERT_VIOLATIONDATA_RACE (63 of 103 remaining) [2023-08-29 18:49:20,980 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr25ASSERT_VIOLATIONDATA_RACE (62 of 103 remaining) [2023-08-29 18:49:20,980 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr26ASSERT_VIOLATIONDATA_RACE (61 of 103 remaining) [2023-08-29 18:49:20,980 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr27ASSERT_VIOLATIONDATA_RACE (60 of 103 remaining) [2023-08-29 18:49:20,980 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr28ASSERT_VIOLATIONDATA_RACE (59 of 103 remaining) [2023-08-29 18:49:20,981 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr29ASSERT_VIOLATIONDATA_RACE (58 of 103 remaining) [2023-08-29 18:49:20,981 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr30ASSERT_VIOLATIONDATA_RACE (57 of 103 remaining) [2023-08-29 18:49:20,981 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr31ASSERT_VIOLATIONDATA_RACE (56 of 103 remaining) [2023-08-29 18:49:20,981 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr32ASSERT_VIOLATIONDATA_RACE (55 of 103 remaining) [2023-08-29 18:49:20,981 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr33ASSERT_VIOLATIONDATA_RACE (54 of 103 remaining) [2023-08-29 18:49:20,982 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr34ASSERT_VIOLATIONDATA_RACE (53 of 103 remaining) [2023-08-29 18:49:20,982 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr35ASSERT_VIOLATIONDATA_RACE (52 of 103 remaining) [2023-08-29 18:49:20,982 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr36ASSERT_VIOLATIONDATA_RACE (51 of 103 remaining) [2023-08-29 18:49:20,982 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (50 of 103 remaining) [2023-08-29 18:49:20,982 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (49 of 103 remaining) [2023-08-29 18:49:20,983 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (48 of 103 remaining) [2023-08-29 18:49:20,983 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (47 of 103 remaining) [2023-08-29 18:49:20,983 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (46 of 103 remaining) [2023-08-29 18:49:20,983 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (45 of 103 remaining) [2023-08-29 18:49:20,983 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err0ASSERT_VIOLATIONDATA_RACE (44 of 103 remaining) [2023-08-29 18:49:20,984 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err1ASSERT_VIOLATIONDATA_RACE (43 of 103 remaining) [2023-08-29 18:49:20,984 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err2ASSERT_VIOLATIONDATA_RACE (42 of 103 remaining) [2023-08-29 18:49:20,984 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err3ASSERT_VIOLATIONDATA_RACE (41 of 103 remaining) [2023-08-29 18:49:20,984 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err4ASSERT_VIOLATIONDATA_RACE (40 of 103 remaining) [2023-08-29 18:49:20,984 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err0ASSERT_VIOLATIONDATA_RACE (39 of 103 remaining) [2023-08-29 18:49:20,985 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err1ASSERT_VIOLATIONDATA_RACE (38 of 103 remaining) [2023-08-29 18:49:20,985 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err2ASSERT_VIOLATIONDATA_RACE (37 of 103 remaining) [2023-08-29 18:49:20,985 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err3ASSERT_VIOLATIONDATA_RACE (36 of 103 remaining) [2023-08-29 18:49:20,985 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err4ASSERT_VIOLATIONDATA_RACE (35 of 103 remaining) [2023-08-29 18:49:20,985 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err0ASSERT_VIOLATIONDATA_RACE (34 of 103 remaining) [2023-08-29 18:49:20,986 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err1ASSERT_VIOLATIONDATA_RACE (33 of 103 remaining) [2023-08-29 18:49:20,986 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err2ASSERT_VIOLATIONDATA_RACE (32 of 103 remaining) [2023-08-29 18:49:20,986 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err3ASSERT_VIOLATIONDATA_RACE (31 of 103 remaining) [2023-08-29 18:49:20,986 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err4ASSERT_VIOLATIONDATA_RACE (30 of 103 remaining) [2023-08-29 18:49:20,986 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (29 of 103 remaining) [2023-08-29 18:49:20,987 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (28 of 103 remaining) [2023-08-29 18:49:20,987 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (27 of 103 remaining) [2023-08-29 18:49:20,987 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (26 of 103 remaining) [2023-08-29 18:49:20,987 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (25 of 103 remaining) [2023-08-29 18:49:20,987 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (24 of 103 remaining) [2023-08-29 18:49:20,988 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (23 of 103 remaining) [2023-08-29 18:49:20,988 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (22 of 103 remaining) [2023-08-29 18:49:20,988 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (21 of 103 remaining) [2023-08-29 18:49:20,988 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (20 of 103 remaining) [2023-08-29 18:49:20,988 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (19 of 103 remaining) [2023-08-29 18:49:20,989 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (18 of 103 remaining) [2023-08-29 18:49:20,989 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE (17 of 103 remaining) [2023-08-29 18:49:20,989 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONDATA_RACE (16 of 103 remaining) [2023-08-29 18:49:20,989 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err4ASSERT_VIOLATIONDATA_RACE (15 of 103 remaining) [2023-08-29 18:49:20,989 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err0ASSERT_VIOLATIONDATA_RACE (14 of 103 remaining) [2023-08-29 18:49:20,990 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err1ASSERT_VIOLATIONDATA_RACE (13 of 103 remaining) [2023-08-29 18:49:20,990 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err2ASSERT_VIOLATIONDATA_RACE (12 of 103 remaining) [2023-08-29 18:49:20,990 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err3ASSERT_VIOLATIONDATA_RACE (11 of 103 remaining) [2023-08-29 18:49:20,990 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread4Err4ASSERT_VIOLATIONDATA_RACE (10 of 103 remaining) [2023-08-29 18:49:20,990 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err0ASSERT_VIOLATIONDATA_RACE (9 of 103 remaining) [2023-08-29 18:49:20,990 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err1ASSERT_VIOLATIONDATA_RACE (8 of 103 remaining) [2023-08-29 18:49:20,991 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err2ASSERT_VIOLATIONDATA_RACE (7 of 103 remaining) [2023-08-29 18:49:20,991 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err3ASSERT_VIOLATIONDATA_RACE (6 of 103 remaining) [2023-08-29 18:49:20,991 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread5Err4ASSERT_VIOLATIONDATA_RACE (5 of 103 remaining) [2023-08-29 18:49:20,991 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err0ASSERT_VIOLATIONDATA_RACE (4 of 103 remaining) [2023-08-29 18:49:20,991 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err1ASSERT_VIOLATIONDATA_RACE (3 of 103 remaining) [2023-08-29 18:49:20,992 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err2ASSERT_VIOLATIONDATA_RACE (2 of 103 remaining) [2023-08-29 18:49:20,992 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err3ASSERT_VIOLATIONDATA_RACE (1 of 103 remaining) [2023-08-29 18:49:20,992 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread6Err4ASSERT_VIOLATIONDATA_RACE (0 of 103 remaining) [2023-08-29 18:49:20,992 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-08-29 18:49:20,993 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2023-08-29 18:49:20,998 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2023-08-29 18:49:20,998 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-08-29 18:49:21,001 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.08 06:49:21 BasicIcfg [2023-08-29 18:49:21,002 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-08-29 18:49:21,002 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-08-29 18:49:21,002 INFO L271 PluginConnector]: Initializing Witness Printer... [2023-08-29 18:49:21,003 INFO L275 PluginConnector]: Witness Printer initialized [2023-08-29 18:49:21,003 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 06:49:02" (3/4) ... [2023-08-29 18:49:21,005 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-08-29 18:49:21,010 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2023-08-29 18:49:21,010 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2023-08-29 18:49:21,010 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread3 [2023-08-29 18:49:21,010 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread4 [2023-08-29 18:49:21,010 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread5 [2023-08-29 18:49:21,011 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread6 [2023-08-29 18:49:21,016 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 29 nodes and edges [2023-08-29 18:49:21,017 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-08-29 18:49:21,018 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2023-08-29 18:49:21,018 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-08-29 18:49:21,061 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2023-08-29 18:49:21,062 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-08-29 18:49:21,062 INFO L158 Benchmark]: Toolchain (without parser) took 20132.93ms. Allocated memory was 83.9MB in the beginning and 557.8MB in the end (delta: 474.0MB). Free memory was 62.2MB in the beginning and 353.5MB in the end (delta: -291.3MB). Peak memory consumption was 184.5MB. Max. memory is 16.1GB. [2023-08-29 18:49:21,063 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 65.0MB. Free memory is still 42.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-29 18:49:21,063 INFO L158 Benchmark]: CACSL2BoogieTranslator took 223.54ms. Allocated memory is still 83.9MB. Free memory was 61.9MB in the beginning and 49.4MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-08-29 18:49:21,063 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.03ms. Allocated memory is still 83.9MB. Free memory was 49.4MB in the beginning and 46.7MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-29 18:49:21,063 INFO L158 Benchmark]: Boogie Preprocessor took 62.83ms. Allocated memory is still 83.9MB. Free memory was 46.5MB in the beginning and 44.1MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-29 18:49:21,064 INFO L158 Benchmark]: RCFGBuilder took 923.22ms. Allocated memory is still 83.9MB. Free memory was 44.1MB in the beginning and 32.7MB in the end (delta: 11.4MB). Peak memory consumption was 10.6MB. Max. memory is 16.1GB. [2023-08-29 18:49:21,064 INFO L158 Benchmark]: TraceAbstraction took 18806.37ms. Allocated memory was 83.9MB in the beginning and 557.8MB in the end (delta: 474.0MB). Free memory was 61.3MB in the beginning and 358.7MB in the end (delta: -297.5MB). Peak memory consumption was 386.6MB. Max. memory is 16.1GB. [2023-08-29 18:49:21,064 INFO L158 Benchmark]: Witness Printer took 59.59ms. Allocated memory is still 557.8MB. Free memory was 358.7MB in the beginning and 353.5MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-29 18:49:21,071 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 65.0MB. Free memory is still 42.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 223.54ms. Allocated memory is still 83.9MB. Free memory was 61.9MB in the beginning and 49.4MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.03ms. Allocated memory is still 83.9MB. Free memory was 49.4MB in the beginning and 46.7MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 62.83ms. Allocated memory is still 83.9MB. Free memory was 46.5MB in the beginning and 44.1MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 923.22ms. Allocated memory is still 83.9MB. Free memory was 44.1MB in the beginning and 32.7MB in the end (delta: 11.4MB). Peak memory consumption was 10.6MB. Max. memory is 16.1GB. * TraceAbstraction took 18806.37ms. Allocated memory was 83.9MB in the beginning and 557.8MB in the end (delta: 474.0MB). Free memory was 61.3MB in the beginning and 358.7MB in the end (delta: -297.5MB). Peak memory consumption was 386.6MB. Max. memory is 16.1GB. * Witness Printer took 59.59ms. Allocated memory is still 557.8MB. Free memory was 358.7MB in the beginning and 353.5MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 14.7s, 420 PlacesBefore, 122 PlacesAfterwards, 423 TransitionsBefore, 115 TransitionsAfterwards, 28704 CoEnabledTransitionPairs, 9 FixpointIterations, 269 TrivialSequentialCompositions, 217 ConcurrentSequentialCompositions, 20 TrivialYvCompositions, 21 ConcurrentYvCompositions, 10 ChoiceCompositions, 537 TotalNumberOfCompositions, 57522 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 31436, independent: 31055, independent conditional: 0, independent unconditional: 31055, dependent: 381, dependent conditional: 0, dependent unconditional: 381, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 17129, independent: 17047, independent conditional: 0, independent unconditional: 17047, dependent: 82, dependent conditional: 0, dependent unconditional: 82, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 31436, independent: 14008, independent conditional: 0, independent unconditional: 14008, dependent: 299, dependent conditional: 0, dependent unconditional: 299, unknown: 17129, unknown conditional: 0, unknown unconditional: 17129] , Statistics on independence cache: Total cache size (in pairs): 751, Positive cache size: 716, Positive conditional cache size: 0, Positive unconditional cache size: 716, Negative cache size: 35, Negative conditional cache size: 0, Negative unconditional cache size: 35, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0 - PositiveResult [Line: 41]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 41]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 42]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 42]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 42]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 49]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 49]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 50]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 50]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 50]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 57]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 57]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 58]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 58]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 58]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 92]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 93]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 94]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 95]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 96]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 97]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 98]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 101]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 101]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 101]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 101]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 101]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 101]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 109]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 110]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 111]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 112]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 113]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 114]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 116]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 116]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 116]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 116]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 116]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 116]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 116]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 116]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 116]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 116]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 116]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 116]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 116]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 116]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 116]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 116]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 116]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 116]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 65]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 65]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 66]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 66]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 66]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 73]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 73]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 74]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 74]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 74]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 81]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 81]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 82]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 82]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 82]: there are no data races For all program executions holds that there are no data races at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 13 procedures, 577 locations, 103 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 18.6s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 3.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 15.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 87 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 46 mSDsluCounter, 0 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 40 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 131 IncrementalHoareTripleChecker+Invalid, 171 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 40 mSolverCounterUnsat, 0 mSDtfsCounter, 131 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=266occurred in iteration=0, InterpolantAutomatonStates: 5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 5 NumberOfCodeBlocks, 5 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 3 ConstructedInterpolants, 0 QuantifiedInterpolants, 5 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 67 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2023-08-29 18:49:21,103 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE