./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/no-data-race.prp --file ../../../trunk/examples/svcomp/goblint-regression/13-privatized_57-singlethreaded-unlock_true.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/goblint-regression/13-privatized_57-singlethreaded-unlock_true.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 11951524cd85112f2fd2ba609f320369af87d9ba4a63c5effcd0e29d07efd1ae --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 20:40:27,331 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-31 20:40:27,332 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-31 20:40:27,366 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-31 20:40:27,368 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-31 20:40:27,370 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-31 20:40:27,371 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-31 20:40:27,373 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-31 20:40:27,375 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-31 20:40:27,378 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-31 20:40:27,379 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-31 20:40:27,380 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-31 20:40:27,381 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-31 20:40:27,382 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-31 20:40:27,383 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-31 20:40:27,387 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-31 20:40:27,388 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-31 20:40:27,389 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-31 20:40:27,390 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-31 20:40:27,393 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-31 20:40:27,394 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-31 20:40:27,395 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-31 20:40:27,395 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-31 20:40:27,396 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-31 20:40:27,401 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-31 20:40:27,401 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-31 20:40:27,401 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-31 20:40:27,402 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-31 20:40:27,403 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-31 20:40:27,403 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-31 20:40:27,404 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-31 20:40:27,408 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-31 20:40:27,410 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-31 20:40:27,411 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-31 20:40:27,412 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-31 20:40:27,412 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-31 20:40:27,413 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-31 20:40:27,413 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-31 20:40:27,413 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-31 20:40:27,414 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-31 20:40:27,421 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-31 20:40:27,422 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2023-08-31 20:40:27,448 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-31 20:40:27,448 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-31 20:40:27,449 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-31 20:40:27,449 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-31 20:40:27,450 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-31 20:40:27,450 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-31 20:40:27,450 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-31 20:40:27,450 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-31 20:40:27,450 INFO L138 SettingsManager]: * Use SBE=true [2023-08-31 20:40:27,451 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-31 20:40:27,451 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-31 20:40:27,451 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-31 20:40:27,451 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-31 20:40:27,452 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-31 20:40:27,452 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-31 20:40:27,452 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-31 20:40:27,452 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-31 20:40:27,452 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-31 20:40:27,452 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-08-31 20:40:27,452 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-31 20:40:27,453 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-31 20:40:27,453 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-31 20:40:27,453 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-31 20:40:27,453 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-31 20:40:27,453 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-31 20:40:27,453 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-31 20:40:27,453 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-31 20:40:27,454 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-31 20:40:27,454 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-31 20:40:27,454 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-31 20:40:27,454 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-31 20:40:27,454 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-31 20:40:27,454 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-31 20:40:27,455 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-31 20:40:27,455 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-31 20:40:27,455 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-31 20:40:27,455 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-31 20:40:27,455 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 11951524cd85112f2fd2ba609f320369af87d9ba4a63c5effcd0e29d07efd1ae Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> BEFORE [2023-08-31 20:40:27,693 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-31 20:40:27,707 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-31 20:40:27,709 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-31 20:40:27,710 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-31 20:40:27,712 INFO L275 PluginConnector]: CDTParser initialized [2023-08-31 20:40:27,713 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/13-privatized_57-singlethreaded-unlock_true.i [2023-08-31 20:40:28,613 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-31 20:40:28,822 INFO L351 CDTParser]: Found 1 translation units. [2023-08-31 20:40:28,824 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/13-privatized_57-singlethreaded-unlock_true.i [2023-08-31 20:40:28,837 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d79d4a12c/4d58ad799ab543dc9e403b3547b14de4/FLAG73f9fcdbb [2023-08-31 20:40:28,846 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d79d4a12c/4d58ad799ab543dc9e403b3547b14de4 [2023-08-31 20:40:28,847 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-31 20:40:28,848 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-31 20:40:28,849 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-31 20:40:28,849 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-31 20:40:28,854 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-31 20:40:28,854 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 08:40:28" (1/1) ... [2023-08-31 20:40:28,855 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20cf122e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 08:40:28, skipping insertion in model container [2023-08-31 20:40:28,855 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 08:40:28" (1/1) ... [2023-08-31 20:40:28,859 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-31 20:40:28,883 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-31 20:40:28,990 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/13-privatized_57-singlethreaded-unlock_true.i[1098,1111] [2023-08-31 20:40:29,116 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-31 20:40:29,124 INFO L203 MainTranslator]: Completed pre-run [2023-08-31 20:40:29,133 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/13-privatized_57-singlethreaded-unlock_true.i[1098,1111] [2023-08-31 20:40:29,159 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-31 20:40:29,189 INFO L208 MainTranslator]: Completed translation [2023-08-31 20:40:29,189 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 08:40:29 WrapperNode [2023-08-31 20:40:29,190 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-31 20:40:29,191 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-31 20:40:29,191 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-31 20:40:29,191 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-31 20:40:29,195 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 08:40:29" (1/1) ... [2023-08-31 20:40:29,217 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 08:40:29" (1/1) ... [2023-08-31 20:40:29,242 INFO L138 Inliner]: procedures = 162, calls = 19, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 51 [2023-08-31 20:40:29,243 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-31 20:40:29,244 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-31 20:40:29,244 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-31 20:40:29,248 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-31 20:40:29,253 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 08:40:29" (1/1) ... [2023-08-31 20:40:29,253 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 08:40:29" (1/1) ... [2023-08-31 20:40:29,258 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 08:40:29" (1/1) ... [2023-08-31 20:40:29,258 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 08:40:29" (1/1) ... [2023-08-31 20:40:29,269 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 08:40:29" (1/1) ... [2023-08-31 20:40:29,272 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 08:40:29" (1/1) ... [2023-08-31 20:40:29,275 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 08:40:29" (1/1) ... [2023-08-31 20:40:29,276 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 08:40:29" (1/1) ... [2023-08-31 20:40:29,278 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-31 20:40:29,281 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-31 20:40:29,282 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-31 20:40:29,282 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-31 20:40:29,282 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 08:40:29" (1/1) ... [2023-08-31 20:40:29,286 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-31 20:40:29,295 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-31 20:40:29,314 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 20:40:29,332 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 20:40:29,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-31 20:40:29,342 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-08-31 20:40:29,343 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-31 20:40:29,343 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-31 20:40:29,344 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2023-08-31 20:40:29,344 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2023-08-31 20:40:29,344 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-31 20:40:29,344 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-31 20:40:29,344 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-31 20:40:29,344 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-31 20:40:29,345 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 20:40:29,459 INFO L236 CfgBuilder]: Building ICFG [2023-08-31 20:40:29,461 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-31 20:40:29,576 INFO L277 CfgBuilder]: Performing block encoding [2023-08-31 20:40:29,580 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-31 20:40:29,580 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-31 20:40:29,582 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 08:40:29 BoogieIcfgContainer [2023-08-31 20:40:29,582 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-31 20:40:29,583 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-31 20:40:29,583 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-31 20:40:29,585 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-31 20:40:29,585 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.08 08:40:28" (1/3) ... [2023-08-31 20:40:29,586 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@49265348 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.08 08:40:29, skipping insertion in model container [2023-08-31 20:40:29,586 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 08:40:29" (2/3) ... [2023-08-31 20:40:29,586 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@49265348 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.08 08:40:29, skipping insertion in model container [2023-08-31 20:40:29,586 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 08:40:29" (3/3) ... [2023-08-31 20:40:29,587 INFO L112 eAbstractionObserver]: Analyzing ICFG 13-privatized_57-singlethreaded-unlock_true.i [2023-08-31 20:40:29,592 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-31 20:40:29,598 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-31 20:40:29,598 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2023-08-31 20:40:29,598 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-31 20:40:29,620 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-31 20:40:29,640 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 61 places, 58 transitions, 121 flow [2023-08-31 20:40:29,660 INFO L130 PetriNetUnfolder]: 1/57 cut-off events. [2023-08-31 20:40:29,660 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2023-08-31 20:40:29,662 INFO L83 FinitePrefix]: Finished finitePrefix Result has 61 conditions, 57 events. 1/57 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 14 event pairs, 0 based on Foata normal form. 0/53 useless extension candidates. Maximal degree in co-relation 20. Up to 2 conditions per place. [2023-08-31 20:40:29,663 INFO L82 GeneralOperation]: Start removeDead. Operand has 61 places, 58 transitions, 121 flow [2023-08-31 20:40:29,664 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 48 places, 44 transitions, 91 flow [2023-08-31 20:40:29,666 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2023-08-31 20:40:29,672 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 48 places, 44 transitions, 91 flow [2023-08-31 20:40:29,674 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 48 places, 44 transitions, 91 flow [2023-08-31 20:40:29,674 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 48 places, 44 transitions, 91 flow [2023-08-31 20:40:29,681 INFO L130 PetriNetUnfolder]: 0/44 cut-off events. [2023-08-31 20:40:29,682 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2023-08-31 20:40:29,682 INFO L83 FinitePrefix]: Finished finitePrefix Result has 48 conditions, 44 events. 0/44 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 2. Compared 8 event pairs, 0 based on Foata normal form. 0/42 useless extension candidates. Maximal degree in co-relation 0. Up to 1 conditions per place. [2023-08-31 20:40:29,682 INFO L119 LiptonReduction]: Number of co-enabled transitions 24 [2023-08-31 20:40:31,110 INFO L134 LiptonReduction]: Checked pairs total: 13 [2023-08-31 20:40:31,110 INFO L136 LiptonReduction]: Total number of compositions: 45 [2023-08-31 20:40:31,119 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-08-31 20:40:31,122 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;@584ff692, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-08-31 20:40:31,123 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2023-08-31 20:40:31,123 INFO L130 PetriNetUnfolder]: 0/0 cut-off events. [2023-08-31 20:40:31,123 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2023-08-31 20:40:31,124 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-31 20:40:31,124 INFO L208 CegarLoopForPetriNet]: trace histogram [1] [2023-08-31 20:40:31,124 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2023-08-31 20:40:31,127 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-31 20:40:31,127 INFO L85 PathProgramCache]: Analyzing trace with hash 199, now seen corresponding path program 1 times [2023-08-31 20:40:31,132 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-31 20:40:31,133 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1188430616] [2023-08-31 20:40:31,133 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-31 20:40:31,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-31 20:40:31,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-31 20:40:31,194 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 20:40:31,202 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-31 20:40:31,202 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1188430616] [2023-08-31 20:40:31,202 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1188430616] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-31 20:40:31,203 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-31 20:40:31,203 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [0] imperfect sequences [] total 0 [2023-08-31 20:40:31,204 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1468902281] [2023-08-31 20:40:31,204 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-31 20:40:31,209 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-08-31 20:40:31,212 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-31 20:40:31,223 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-08-31 20:40:31,223 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-08-31 20:40:31,224 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 55 out of 103 [2023-08-31 20:40:31,225 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 10 places, 6 transitions, 15 flow. Second operand has 2 states, 2 states have (on average 55.5) internal successors, (111), 2 states have internal predecessors, (111), 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 20:40:31,225 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-31 20:40:31,226 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 55 of 103 [2023-08-31 20:40:31,226 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-31 20:40:31,233 INFO L130 PetriNetUnfolder]: 0/3 cut-off events. [2023-08-31 20:40:31,233 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2023-08-31 20:40:31,234 INFO L83 FinitePrefix]: Finished finitePrefix Result has 11 conditions, 3 events. 0/3 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 1. Compared 0 event pairs, 0 based on Foata normal form. 2/5 useless extension candidates. Maximal degree in co-relation 0. Up to 4 conditions per place. [2023-08-31 20:40:31,234 INFO L137 encePairwiseOnDemand]: 100/103 looper letters, 0 selfloop transitions, 0 changer transitions 3/3 dead transitions. [2023-08-31 20:40:31,234 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 8 places, 3 transitions, 15 flow [2023-08-31 20:40:31,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-08-31 20:40:31,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2023-08-31 20:40:31,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 116 transitions. [2023-08-31 20:40:31,245 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5631067961165048 [2023-08-31 20:40:31,246 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 116 transitions. [2023-08-31 20:40:31,246 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 116 transitions. [2023-08-31 20:40:31,247 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-31 20:40:31,248 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 116 transitions. [2023-08-31 20:40:31,249 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 58.0) internal successors, (116), 2 states have internal predecessors, (116), 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 20:40:31,252 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 103.0) internal successors, (309), 3 states have internal predecessors, (309), 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 20:40:31,252 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 103.0) internal successors, (309), 3 states have internal predecessors, (309), 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 20:40:31,253 INFO L175 Difference]: Start difference. First operand has 10 places, 6 transitions, 15 flow. Second operand 2 states and 116 transitions. [2023-08-31 20:40:31,253 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 8 places, 3 transitions, 15 flow [2023-08-31 20:40:31,254 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 7 places, 3 transitions, 14 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-08-31 20:40:31,255 INFO L231 Difference]: Finished difference. Result has 7 places, 0 transitions, 0 flow [2023-08-31 20:40:31,256 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=103, PETRI_DIFFERENCE_MINUEND_FLOW=8, PETRI_DIFFERENCE_MINUEND_PLACES=6, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=3, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=3, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=0, PETRI_PLACES=7, PETRI_TRANSITIONS=0} [2023-08-31 20:40:31,258 INFO L281 CegarLoopForPetriNet]: 10 programPoint places, -3 predicate places. [2023-08-31 20:40:31,258 INFO L495 AbstractCegarLoop]: Abstraction has has 7 places, 0 transitions, 0 flow [2023-08-31 20:40:31,258 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 55.5) internal successors, (111), 2 states have internal predecessors, (111), 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 20:40:31,259 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (3 of 4 remaining) [2023-08-31 20:40:31,260 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (2 of 4 remaining) [2023-08-31 20:40:31,260 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (1 of 4 remaining) [2023-08-31 20:40:31,260 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 4 remaining) [2023-08-31 20:40:31,260 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-08-31 20:40:31,260 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-08-31 20:40:31,265 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2023-08-31 20:40:31,267 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-08-31 20:40:31,277 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 31.08 08:40:31 BasicIcfg [2023-08-31 20:40:31,277 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-08-31 20:40:31,280 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-08-31 20:40:31,280 INFO L271 PluginConnector]: Initializing Witness Printer... [2023-08-31 20:40:31,280 INFO L275 PluginConnector]: Witness Printer initialized [2023-08-31 20:40:31,280 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 08:40:29" (3/4) ... [2023-08-31 20:40:31,284 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-08-31 20:40:31,309 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure t_fun [2023-08-31 20:40:31,327 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2023-08-31 20:40:31,327 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-08-31 20:40:31,327 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2023-08-31 20:40:31,327 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-08-31 20:40:31,358 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2023-08-31 20:40:31,358 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-08-31 20:40:31,359 INFO L158 Benchmark]: Toolchain (without parser) took 2510.47ms. Allocated memory was 71.3MB in the beginning and 119.5MB in the end (delta: 48.2MB). Free memory was 47.8MB in the beginning and 95.9MB in the end (delta: -48.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-08-31 20:40:31,360 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 71.3MB. Free memory was 49.7MB in the beginning and 49.6MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-31 20:40:31,360 INFO L158 Benchmark]: CACSL2BoogieTranslator took 340.92ms. Allocated memory is still 71.3MB. Free memory was 47.5MB in the beginning and 28.3MB in the end (delta: 19.3MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-08-31 20:40:31,360 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.39ms. Allocated memory was 71.3MB in the beginning and 98.6MB in the end (delta: 27.3MB). Free memory was 28.3MB in the beginning and 78.7MB in the end (delta: -50.5MB). Peak memory consumption was 4.1MB. Max. memory is 16.1GB. [2023-08-31 20:40:31,361 INFO L158 Benchmark]: Boogie Preprocessor took 36.97ms. Allocated memory is still 98.6MB. Free memory was 78.7MB in the beginning and 77.3MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-31 20:40:31,361 INFO L158 Benchmark]: RCFGBuilder took 300.63ms. Allocated memory is still 98.6MB. Free memory was 77.3MB in the beginning and 65.3MB in the end (delta: 12.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-08-31 20:40:31,361 INFO L158 Benchmark]: TraceAbstraction took 1694.17ms. Allocated memory is still 98.6MB. Free memory was 64.8MB in the beginning and 69.1MB in the end (delta: -4.4MB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-31 20:40:31,363 INFO L158 Benchmark]: Witness Printer took 78.69ms. Allocated memory was 98.6MB in the beginning and 119.5MB in the end (delta: 21.0MB). Free memory was 69.1MB in the beginning and 95.9MB in the end (delta: -26.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-31 20:40:31,365 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 71.3MB. Free memory was 49.7MB in the beginning and 49.6MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 340.92ms. Allocated memory is still 71.3MB. Free memory was 47.5MB in the beginning and 28.3MB in the end (delta: 19.3MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 52.39ms. Allocated memory was 71.3MB in the beginning and 98.6MB in the end (delta: 27.3MB). Free memory was 28.3MB in the beginning and 78.7MB in the end (delta: -50.5MB). Peak memory consumption was 4.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.97ms. Allocated memory is still 98.6MB. Free memory was 78.7MB in the beginning and 77.3MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 300.63ms. Allocated memory is still 98.6MB. Free memory was 77.3MB in the beginning and 65.3MB in the end (delta: 12.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * TraceAbstraction took 1694.17ms. Allocated memory is still 98.6MB. Free memory was 64.8MB in the beginning and 69.1MB in the end (delta: -4.4MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 78.69ms. Allocated memory was 98.6MB in the beginning and 119.5MB in the end (delta: 21.0MB). Free memory was 69.1MB in the beginning and 95.9MB in the end (delta: -26.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 1.4s, 48 PlacesBefore, 10 PlacesAfterwards, 44 TransitionsBefore, 6 TransitionsAfterwards, 24 CoEnabledTransitionPairs, 6 FixpointIterations, 40 TrivialSequentialCompositions, 5 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 45 TotalNumberOfCompositions, 13 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 13, independent: 13, independent conditional: 0, independent unconditional: 13, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 11, independent: 11, independent conditional: 0, independent unconditional: 11, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 13, independent: 2, independent conditional: 0, independent unconditional: 2, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 11, unknown conditional: 0, unknown unconditional: 11] , Statistics on independence cache: Total cache size (in pairs): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0 - PositiveResult [Line: 688]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 690]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 693]: 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 3 procedures, 63 locations, 4 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: 1.6s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 1.5s, 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, 3 IncrementalHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 0 mSDtfsCounter, 3 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=15occurred 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, 1 NumberOfCodeBlocks, 1 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 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 3 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2023-08-31 20:40:31,385 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE