./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/no-data-race.prp --file ../../../trunk/examples/svcomp/pthread-wmm/safe019_pso.oepc_pso.opt_tso.oepc_tso.opt.i --full-output --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations BEFORE --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/pthread-wmm/safe019_pso.oepc_pso.opt_tso.oepc_tso.opt.i -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 4633300b13c3e317f8d3cd1cc05f3f76ba271ffedabaa8599cd9617354fa2b7b --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations BEFORE --- Real Ultimate output --- This is Ultimate 0.2.3-?-b8dbc81 [2023-08-31 18:08:50,151 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-31 18:08:50,154 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-31 18:08:50,198 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-31 18:08:50,198 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-31 18:08:50,201 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-31 18:08:50,203 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-31 18:08:50,205 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-31 18:08:50,207 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-31 18:08:50,212 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-31 18:08:50,213 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-31 18:08:50,215 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-31 18:08:50,215 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-31 18:08:50,217 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-31 18:08:50,218 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-31 18:08:50,224 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-31 18:08:50,225 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-31 18:08:50,226 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-31 18:08:50,230 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-31 18:08:50,234 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-31 18:08:50,236 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-31 18:08:50,237 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-31 18:08:50,237 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-31 18:08:50,238 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-31 18:08:50,246 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-31 18:08:50,246 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-31 18:08:50,247 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-31 18:08:50,248 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-31 18:08:50,249 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-31 18:08:50,252 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-31 18:08:50,252 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-31 18:08:50,253 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-31 18:08:50,254 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-31 18:08:50,255 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-31 18:08:50,256 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-31 18:08:50,256 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-31 18:08:50,257 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-31 18:08:50,257 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-31 18:08:50,257 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-31 18:08:50,258 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-31 18:08:50,258 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-31 18:08:50,260 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2023-08-31 18:08:50,291 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-31 18:08:50,292 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-31 18:08:50,293 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-31 18:08:50,293 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-31 18:08:50,294 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-31 18:08:50,294 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-31 18:08:50,294 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-31 18:08:50,295 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-31 18:08:50,295 INFO L138 SettingsManager]: * Use SBE=true [2023-08-31 18:08:50,295 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-31 18:08:50,296 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-31 18:08:50,296 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-31 18:08:50,296 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-31 18:08:50,296 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-31 18:08:50,296 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-31 18:08:50,297 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-31 18:08:50,297 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-31 18:08:50,297 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-31 18:08:50,297 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-08-31 18:08:50,297 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-31 18:08:50,297 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-31 18:08:50,298 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-31 18:08:50,298 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-31 18:08:50,298 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-31 18:08:50,298 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-31 18:08:50,298 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-31 18:08:50,299 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-31 18:08:50,299 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-31 18:08:50,299 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-31 18:08:50,299 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-31 18:08:50,299 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-31 18:08:50,299 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-31 18:08:50,300 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-31 18:08:50,300 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-31 18:08:50,300 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-31 18:08:50,300 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-31 18:08:50,300 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-31 18:08:50,301 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4633300b13c3e317f8d3cd1cc05f3f76ba271ffedabaa8599cd9617354fa2b7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> BEFORE [2023-08-31 18:08:50,606 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-31 18:08:50,624 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-31 18:08:50,626 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-31 18:08:50,628 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-31 18:08:50,628 INFO L275 PluginConnector]: CDTParser initialized [2023-08-31 18:08:50,629 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe019_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2023-08-31 18:08:51,876 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-31 18:08:52,207 INFO L351 CDTParser]: Found 1 translation units. [2023-08-31 18:08:52,208 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe019_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2023-08-31 18:08:52,223 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e76e2c464/87e97f08daf74667aff67be553a088aa/FLAG06cd9550b [2023-08-31 18:08:52,235 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e76e2c464/87e97f08daf74667aff67be553a088aa [2023-08-31 18:08:52,237 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-31 18:08:52,238 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-31 18:08:52,239 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-31 18:08:52,240 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-31 18:08:52,242 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-31 18:08:52,242 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 06:08:52" (1/1) ... [2023-08-31 18:08:52,243 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26ca4c6f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 06:08:52, skipping insertion in model container [2023-08-31 18:08:52,244 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 06:08:52" (1/1) ... [2023-08-31 18:08:52,249 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-31 18:08:52,280 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-31 18:08:52,419 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe019_pso.oepc_pso.opt_tso.oepc_tso.opt.i[975,988] [2023-08-31 18:08:52,613 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-31 18:08:52,624 INFO L203 MainTranslator]: Completed pre-run [2023-08-31 18:08:52,648 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe019_pso.oepc_pso.opt_tso.oepc_tso.opt.i[975,988] [2023-08-31 18:08:52,702 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-31 18:08:52,739 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-31 18:08:52,739 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-31 18:08:52,745 INFO L208 MainTranslator]: Completed translation [2023-08-31 18:08:52,746 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 06:08:52 WrapperNode [2023-08-31 18:08:52,746 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-31 18:08:52,747 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-31 18:08:52,748 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-31 18:08:52,748 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-31 18:08:52,754 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 06:08:52" (1/1) ... [2023-08-31 18:08:52,785 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 06:08:52" (1/1) ... [2023-08-31 18:08:52,811 INFO L138 Inliner]: procedures = 177, calls = 62, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 116 [2023-08-31 18:08:52,812 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-31 18:08:52,813 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-31 18:08:52,813 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-31 18:08:52,813 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-31 18:08:52,822 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 06:08:52" (1/1) ... [2023-08-31 18:08:52,822 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 06:08:52" (1/1) ... [2023-08-31 18:08:52,842 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 06:08:52" (1/1) ... [2023-08-31 18:08:52,846 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 06:08:52" (1/1) ... [2023-08-31 18:08:52,851 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 06:08:52" (1/1) ... [2023-08-31 18:08:52,865 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 06:08:52" (1/1) ... [2023-08-31 18:08:52,867 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 06:08:52" (1/1) ... [2023-08-31 18:08:52,868 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 06:08:52" (1/1) ... [2023-08-31 18:08:52,870 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-31 18:08:52,871 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-31 18:08:52,876 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-31 18:08:52,877 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-31 18:08:52,877 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 06:08:52" (1/1) ... [2023-08-31 18:08:52,883 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-31 18:08:52,897 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-31 18:08:52,910 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) [2023-08-31 18:08:52,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-31 18:08:52,947 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-31 18:08:52,947 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-31 18:08:52,947 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-31 18:08:52,947 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-31 18:08:52,947 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-31 18:08:52,947 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-31 18:08:52,948 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-31 18:08:52,948 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-31 18:08:52,948 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-08-31 18:08:52,948 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-08-31 18:08:52,948 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-08-31 18:08:52,948 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-08-31 18:08:52,948 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-31 18:08:52,949 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-31 18:08:52,949 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-31 18:08:52,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-31 18:08:52,950 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-31 18:08:52,937 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 [2023-08-31 18:08:53,124 INFO L236 CfgBuilder]: Building ICFG [2023-08-31 18:08:53,126 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-31 18:08:53,432 INFO L277 CfgBuilder]: Performing block encoding [2023-08-31 18:08:53,641 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-31 18:08:53,642 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-31 18:08:53,647 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 06:08:53 BoogieIcfgContainer [2023-08-31 18:08:53,647 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-31 18:08:53,649 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-31 18:08:53,649 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-31 18:08:53,651 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-31 18:08:53,652 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.08 06:08:52" (1/3) ... [2023-08-31 18:08:53,652 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a9d8c8b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.08 06:08:53, skipping insertion in model container [2023-08-31 18:08:53,652 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 06:08:52" (2/3) ... [2023-08-31 18:08:53,653 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a9d8c8b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.08 06:08:53, skipping insertion in model container [2023-08-31 18:08:53,653 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 06:08:53" (3/3) ... [2023-08-31 18:08:53,654 INFO L112 eAbstractionObserver]: Analyzing ICFG safe019_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2023-08-31 18:08:53,661 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-31 18:08:53,669 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-31 18:08:53,669 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 26 error locations. [2023-08-31 18:08:53,675 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-31 18:08:53,732 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-31 18:08:53,762 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 139 places, 128 transitions, 276 flow [2023-08-31 18:08:53,805 INFO L130 PetriNetUnfolder]: 2/124 cut-off events. [2023-08-31 18:08:53,805 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2023-08-31 18:08:53,811 INFO L83 FinitePrefix]: Finished finitePrefix Result has 137 conditions, 124 events. 2/124 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 136 event pairs, 0 based on Foata normal form. 0/96 useless extension candidates. Maximal degree in co-relation 108. Up to 2 conditions per place. [2023-08-31 18:08:53,812 INFO L82 GeneralOperation]: Start removeDead. Operand has 139 places, 128 transitions, 276 flow [2023-08-31 18:08:53,816 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 135 places, 124 transitions, 260 flow [2023-08-31 18:08:53,819 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2023-08-31 18:08:53,827 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 135 places, 124 transitions, 260 flow [2023-08-31 18:08:53,829 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 135 places, 124 transitions, 260 flow [2023-08-31 18:08:53,829 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 135 places, 124 transitions, 260 flow [2023-08-31 18:08:53,854 INFO L130 PetriNetUnfolder]: 2/124 cut-off events. [2023-08-31 18:08:53,854 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2023-08-31 18:08:53,855 INFO L83 FinitePrefix]: Finished finitePrefix Result has 137 conditions, 124 events. 2/124 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 136 event pairs, 0 based on Foata normal form. 0/96 useless extension candidates. Maximal degree in co-relation 108. Up to 2 conditions per place. [2023-08-31 18:08:53,858 INFO L119 LiptonReduction]: Number of co-enabled transitions 5286 [2023-08-31 18:08:58,193 INFO L134 LiptonReduction]: Checked pairs total: 14499 [2023-08-31 18:08:58,194 INFO L136 LiptonReduction]: Total number of compositions: 99 [2023-08-31 18:08:58,207 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-08-31 18:08:58,212 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;@1797c892, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-08-31 18:08:58,213 INFO L358 AbstractCegarLoop]: Starting to check reachability of 47 error locations. [2023-08-31 18:08:58,215 INFO L130 PetriNetUnfolder]: 0/2 cut-off events. [2023-08-31 18:08:58,215 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2023-08-31 18:08:58,215 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-31 18:08:58,216 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1] [2023-08-31 18:08:58,216 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting P0Err0ASSERT_VIOLATIONDATA_RACE === [P0Err0ASSERT_VIOLATIONDATA_RACE, P0Err1ASSERT_VIOLATIONDATA_RACE, P0Err2ASSERT_VIOLATIONDATA_RACE, P0Err3ASSERT_VIOLATIONDATA_RACE (and 43 more)] === [2023-08-31 18:08:58,220 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-31 18:08:58,221 INFO L85 PathProgramCache]: Analyzing trace with hash 654136, now seen corresponding path program 1 times [2023-08-31 18:08:58,228 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-31 18:08:58,229 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [240010130] [2023-08-31 18:08:58,229 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-31 18:08:58,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-31 18:08:58,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-31 18:08:58,374 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-31 18:08:58,375 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-31 18:08:58,375 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [240010130] [2023-08-31 18:08:58,376 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [240010130] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-31 18:08:58,376 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-31 18:08:58,376 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-08-31 18:08:58,378 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1302647124] [2023-08-31 18:08:58,378 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-31 18:08:58,386 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-08-31 18:08:58,390 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-31 18:08:58,407 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-08-31 18:08:58,408 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-08-31 18:08:58,410 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 85 out of 227 [2023-08-31 18:08:58,412 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 59 places, 46 transitions, 104 flow. Second operand has 2 states, 2 states have (on average 86.5) internal successors, (173), 2 states have internal predecessors, (173), 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) [2023-08-31 18:08:58,412 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-31 18:08:58,412 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 85 of 227 [2023-08-31 18:08:58,413 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-31 18:08:58,687 INFO L130 PetriNetUnfolder]: 1329/1890 cut-off events. [2023-08-31 18:08:58,688 INFO L131 PetriNetUnfolder]: For 34/34 co-relation queries the response was YES. [2023-08-31 18:08:58,692 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3916 conditions, 1890 events. 1329/1890 cut-off events. For 34/34 co-relation queries the response was YES. Maximal size of possible extension queue 92. Compared 7122 event pairs, 1329 based on Foata normal form. 0/1890 useless extension candidates. Maximal degree in co-relation 3904. Up to 1891 conditions per place. [2023-08-31 18:08:58,694 INFO L137 encePairwiseOnDemand]: 201/227 looper letters, 0 selfloop transitions, 0 changer transitions 20/20 dead transitions. [2023-08-31 18:08:58,694 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 34 places, 20 transitions, 92 flow [2023-08-31 18:08:58,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-08-31 18:08:58,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2023-08-31 18:08:58,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 216 transitions. [2023-08-31 18:08:58,707 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.47577092511013214 [2023-08-31 18:08:58,708 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 216 transitions. [2023-08-31 18:08:58,708 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 216 transitions. [2023-08-31 18:08:58,710 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-31 18:08:58,712 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 216 transitions. [2023-08-31 18:08:58,717 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 108.0) internal successors, (216), 2 states have internal predecessors, (216), 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) [2023-08-31 18:08:58,722 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 227.0) internal successors, (681), 3 states have internal predecessors, (681), 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) [2023-08-31 18:08:58,723 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 227.0) internal successors, (681), 3 states have internal predecessors, (681), 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) [2023-08-31 18:08:58,725 INFO L175 Difference]: Start difference. First operand has 59 places, 46 transitions, 104 flow. Second operand 2 states and 216 transitions. [2023-08-31 18:08:58,725 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 34 places, 20 transitions, 92 flow [2023-08-31 18:08:58,730 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 30 places, 20 transitions, 88 flow, removed 0 selfloop flow, removed 4 redundant places. [2023-08-31 18:08:58,731 INFO L231 Difference]: Finished difference. Result has 30 places, 0 transitions, 0 flow [2023-08-31 18:08:58,733 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=227, PETRI_DIFFERENCE_MINUEND_FLOW=48, PETRI_DIFFERENCE_MINUEND_PLACES=29, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=20, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=20, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=0, PETRI_PLACES=30, PETRI_TRANSITIONS=0} [2023-08-31 18:08:58,738 INFO L281 CegarLoopForPetriNet]: 59 programPoint places, -29 predicate places. [2023-08-31 18:08:58,742 INFO L495 AbstractCegarLoop]: Abstraction has has 30 places, 0 transitions, 0 flow [2023-08-31 18:08:58,742 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 86.5) internal successors, (173), 2 states have internal predecessors, (173), 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) [2023-08-31 18:08:58,747 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err0ASSERT_VIOLATIONDATA_RACE (46 of 47 remaining) [2023-08-31 18:08:58,747 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err1ASSERT_VIOLATIONDATA_RACE (45 of 47 remaining) [2023-08-31 18:08:58,748 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err2ASSERT_VIOLATIONDATA_RACE (44 of 47 remaining) [2023-08-31 18:08:58,749 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err3ASSERT_VIOLATIONDATA_RACE (43 of 47 remaining) [2023-08-31 18:08:58,749 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err4ASSERT_VIOLATIONDATA_RACE (42 of 47 remaining) [2023-08-31 18:08:58,750 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err5ASSERT_VIOLATIONDATA_RACE (41 of 47 remaining) [2023-08-31 18:08:58,750 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err0ASSERT_VIOLATIONDATA_RACE (40 of 47 remaining) [2023-08-31 18:08:58,750 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err1ASSERT_VIOLATIONDATA_RACE (39 of 47 remaining) [2023-08-31 18:08:58,754 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err2ASSERT_VIOLATIONDATA_RACE (38 of 47 remaining) [2023-08-31 18:08:58,755 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err0ASSERT_VIOLATIONDATA_RACE (37 of 47 remaining) [2023-08-31 18:08:58,755 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err1ASSERT_VIOLATIONDATA_RACE (36 of 47 remaining) [2023-08-31 18:08:58,755 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err2ASSERT_VIOLATIONDATA_RACE (35 of 47 remaining) [2023-08-31 18:08:58,756 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err3ASSERT_VIOLATIONDATA_RACE (34 of 47 remaining) [2023-08-31 18:08:58,757 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err4ASSERT_VIOLATIONDATA_RACE (33 of 47 remaining) [2023-08-31 18:08:58,757 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P3Err0ASSERT_VIOLATIONDATA_RACE (32 of 47 remaining) [2023-08-31 18:08:58,757 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P3Err1ASSERT_VIOLATIONDATA_RACE (31 of 47 remaining) [2023-08-31 18:08:58,758 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P3Err2ASSERT_VIOLATIONDATA_RACE (30 of 47 remaining) [2023-08-31 18:08:58,758 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (29 of 47 remaining) [2023-08-31 18:08:58,758 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (28 of 47 remaining) [2023-08-31 18:08:58,759 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (27 of 47 remaining) [2023-08-31 18:08:58,759 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (26 of 47 remaining) [2023-08-31 18:08:58,762 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (25 of 47 remaining) [2023-08-31 18:08:58,762 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (24 of 47 remaining) [2023-08-31 18:08:58,762 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (23 of 47 remaining) [2023-08-31 18:08:58,763 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (22 of 47 remaining) [2023-08-31 18:08:58,763 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (21 of 47 remaining) [2023-08-31 18:08:58,763 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (20 of 47 remaining) [2023-08-31 18:08:58,764 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (19 of 47 remaining) [2023-08-31 18:08:58,764 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (18 of 47 remaining) [2023-08-31 18:08:58,764 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (17 of 47 remaining) [2023-08-31 18:08:58,764 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err0ASSERT_VIOLATIONDATA_RACE (16 of 47 remaining) [2023-08-31 18:08:58,764 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err1ASSERT_VIOLATIONDATA_RACE (15 of 47 remaining) [2023-08-31 18:08:58,765 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err2ASSERT_VIOLATIONDATA_RACE (14 of 47 remaining) [2023-08-31 18:08:58,765 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err3ASSERT_VIOLATIONDATA_RACE (13 of 47 remaining) [2023-08-31 18:08:58,765 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err4ASSERT_VIOLATIONDATA_RACE (12 of 47 remaining) [2023-08-31 18:08:58,765 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err5ASSERT_VIOLATIONDATA_RACE (11 of 47 remaining) [2023-08-31 18:08:58,765 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err0ASSERT_VIOLATIONDATA_RACE (10 of 47 remaining) [2023-08-31 18:08:58,766 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err1ASSERT_VIOLATIONDATA_RACE (9 of 47 remaining) [2023-08-31 18:08:58,766 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err2ASSERT_VIOLATIONDATA_RACE (8 of 47 remaining) [2023-08-31 18:08:58,766 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err0ASSERT_VIOLATIONDATA_RACE (7 of 47 remaining) [2023-08-31 18:08:58,766 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err1ASSERT_VIOLATIONDATA_RACE (6 of 47 remaining) [2023-08-31 18:08:58,766 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err2ASSERT_VIOLATIONDATA_RACE (5 of 47 remaining) [2023-08-31 18:08:58,767 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err3ASSERT_VIOLATIONDATA_RACE (4 of 47 remaining) [2023-08-31 18:08:58,767 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err4ASSERT_VIOLATIONDATA_RACE (3 of 47 remaining) [2023-08-31 18:08:58,767 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P3Err0ASSERT_VIOLATIONDATA_RACE (2 of 47 remaining) [2023-08-31 18:08:58,767 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P3Err1ASSERT_VIOLATIONDATA_RACE (1 of 47 remaining) [2023-08-31 18:08:58,769 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P3Err2ASSERT_VIOLATIONDATA_RACE (0 of 47 remaining) [2023-08-31 18:08:58,769 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-08-31 18:08:58,769 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-08-31 18:08:58,782 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2023-08-31 18:08:58,785 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-08-31 18:08:58,791 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 31.08 06:08:58 BasicIcfg [2023-08-31 18:08:58,793 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-08-31 18:08:58,796 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-08-31 18:08:58,796 INFO L271 PluginConnector]: Initializing Witness Printer... [2023-08-31 18:08:58,796 INFO L275 PluginConnector]: Witness Printer initialized [2023-08-31 18:08:58,797 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 06:08:53" (3/4) ... [2023-08-31 18:08:58,799 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-08-31 18:08:58,803 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure P0 [2023-08-31 18:08:58,803 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure P1 [2023-08-31 18:08:58,803 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure P2 [2023-08-31 18:08:58,803 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure P3 [2023-08-31 18:08:58,810 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 99 nodes and edges [2023-08-31 18:08:58,810 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 37 nodes and edges [2023-08-31 18:08:58,811 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2023-08-31 18:08:58,811 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-08-31 18:08:58,864 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2023-08-31 18:08:58,864 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-08-31 18:08:58,865 INFO L158 Benchmark]: Toolchain (without parser) took 6626.64ms. Allocated memory was 71.3MB in the beginning and 104.9MB in the end (delta: 33.6MB). Free memory was 47.5MB in the beginning and 35.8MB in the end (delta: 11.7MB). Peak memory consumption was 48.1MB. Max. memory is 16.1GB. [2023-08-31 18:08:58,865 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 71.3MB. Free memory was 48.7MB in the beginning and 48.7MB in the end (delta: 57.1kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-31 18:08:58,866 INFO L158 Benchmark]: CACSL2BoogieTranslator took 507.09ms. Allocated memory was 71.3MB in the beginning and 86.0MB in the end (delta: 14.7MB). Free memory was 47.4MB in the beginning and 58.2MB in the end (delta: -10.8MB). Peak memory consumption was 18.7MB. Max. memory is 16.1GB. [2023-08-31 18:08:58,866 INFO L158 Benchmark]: Boogie Procedure Inliner took 64.44ms. Allocated memory is still 86.0MB. Free memory was 58.2MB in the beginning and 56.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-31 18:08:58,866 INFO L158 Benchmark]: Boogie Preprocessor took 58.20ms. Allocated memory is still 86.0MB. Free memory was 55.8MB in the beginning and 54.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-31 18:08:58,867 INFO L158 Benchmark]: RCFGBuilder took 775.63ms. Allocated memory is still 86.0MB. Free memory was 54.2MB in the beginning and 41.9MB in the end (delta: 12.3MB). Peak memory consumption was 13.9MB. Max. memory is 16.1GB. [2023-08-31 18:08:58,867 INFO L158 Benchmark]: TraceAbstraction took 5144.53ms. Allocated memory was 86.0MB in the beginning and 104.9MB in the end (delta: 18.9MB). Free memory was 41.3MB in the beginning and 40.9MB in the end (delta: 434.2kB). Peak memory consumption was 36.5MB. Max. memory is 16.1GB. [2023-08-31 18:08:58,867 INFO L158 Benchmark]: Witness Printer took 68.98ms. Allocated memory is still 104.9MB. Free memory was 40.9MB in the beginning and 35.8MB in the end (delta: 5.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-08-31 18:08:58,869 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 71.3MB. Free memory was 48.7MB in the beginning and 48.7MB in the end (delta: 57.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 507.09ms. Allocated memory was 71.3MB in the beginning and 86.0MB in the end (delta: 14.7MB). Free memory was 47.4MB in the beginning and 58.2MB in the end (delta: -10.8MB). Peak memory consumption was 18.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 64.44ms. Allocated memory is still 86.0MB. Free memory was 58.2MB in the beginning and 56.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 58.20ms. Allocated memory is still 86.0MB. Free memory was 55.8MB in the beginning and 54.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 775.63ms. Allocated memory is still 86.0MB. Free memory was 54.2MB in the beginning and 41.9MB in the end (delta: 12.3MB). Peak memory consumption was 13.9MB. Max. memory is 16.1GB. * TraceAbstraction took 5144.53ms. Allocated memory was 86.0MB in the beginning and 104.9MB in the end (delta: 18.9MB). Free memory was 41.3MB in the beginning and 40.9MB in the end (delta: 434.2kB). Peak memory consumption was 36.5MB. Max. memory is 16.1GB. * Witness Printer took 68.98ms. Allocated memory is still 104.9MB. Free memory was 40.9MB in the beginning and 35.8MB in the end (delta: 5.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 4.4s, 135 PlacesBefore, 59 PlacesAfterwards, 124 TransitionsBefore, 46 TransitionsAfterwards, 5286 CoEnabledTransitionPairs, 6 FixpointIterations, 20 TrivialSequentialCompositions, 68 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 9 ConcurrentYvCompositions, 2 ChoiceCompositions, 99 TotalNumberOfCompositions, 14499 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 6132, independent: 5864, independent conditional: 0, independent unconditional: 5864, dependent: 268, dependent conditional: 0, dependent unconditional: 268, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 2614, independent: 2556, independent conditional: 0, independent unconditional: 2556, dependent: 58, dependent conditional: 0, dependent unconditional: 58, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 6132, independent: 3308, independent conditional: 0, independent unconditional: 3308, dependent: 210, dependent conditional: 0, dependent unconditional: 210, unknown: 2614, unknown conditional: 0, unknown unconditional: 2614] , Statistics on independence cache: Total cache size (in pairs): 375, Positive cache size: 349, Positive conditional cache size: 0, Positive unconditional cache size: 349, Negative cache size: 26, Negative conditional cache size: 0, Negative unconditional cache size: 26, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0 - PositiveResult [Line: 726]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 726]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 729]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 729]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 734]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 734]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 741]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 746]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 746]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 753]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 753]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 756]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 761]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 761]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 768]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 773]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 773]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 797]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 797]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 799]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 803]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 803]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 803]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 803]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 803]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 805]: 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 9 procedures, 174 locations, 47 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: 5.0s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 4.4s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 0 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 20 IncrementalHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 0 mSDtfsCounter, 20 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=104occurred in iteration=0, InterpolantAutomatonStates: 2, 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, 0.0s InterpolantComputationTime, 3 NumberOfCodeBlocks, 3 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 2 ConstructedInterpolants, 0 QuantifiedInterpolants, 2 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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 26 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2023-08-31 18:08:58,892 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