./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/no-data-race.prp --file ../../../trunk/examples/svcomp/goblint-regression/04-mutex_18-glob_guards.i --full-output --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --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/04-mutex_18-glob_guards.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 a0a52117517f5f1ef7fb9c68fe8f56609e6cd05991ff2a7b47c2b82f7b5210a3 --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --- Real Ultimate output --- This is Ultimate 0.2.3-?-b8dbc81 [2023-08-29 09:07:12,640 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-29 09:07:12,642 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-29 09:07:12,683 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-29 09:07:12,685 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-29 09:07:12,688 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-29 09:07:12,690 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-29 09:07:12,693 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-29 09:07:12,695 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-29 09:07:12,699 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-29 09:07:12,700 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-29 09:07:12,702 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-29 09:07:12,703 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-29 09:07:12,704 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-29 09:07:12,706 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-29 09:07:12,709 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-29 09:07:12,710 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-29 09:07:12,711 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-29 09:07:12,713 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-29 09:07:12,718 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-29 09:07:12,719 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-29 09:07:12,720 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-29 09:07:12,726 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-29 09:07:12,728 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-29 09:07:12,734 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-29 09:07:12,735 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-29 09:07:12,735 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-29 09:07:12,737 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-29 09:07:12,737 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-29 09:07:12,738 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-29 09:07:12,738 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-29 09:07:12,745 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-29 09:07:12,746 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-29 09:07:12,748 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-29 09:07:12,749 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-29 09:07:12,749 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-29 09:07:12,749 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-29 09:07:12,750 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-29 09:07:12,750 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-29 09:07:12,751 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-29 09:07:12,751 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-29 09:07:12,753 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2023-08-29 09:07:12,785 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-29 09:07:12,785 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-29 09:07:12,786 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-29 09:07:12,786 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-29 09:07:12,787 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-29 09:07:12,787 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-29 09:07:12,788 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-29 09:07:12,788 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-29 09:07:12,788 INFO L138 SettingsManager]: * Use SBE=true [2023-08-29 09:07:12,788 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-29 09:07:12,789 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-29 09:07:12,790 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-29 09:07:12,790 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-29 09:07:12,790 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-29 09:07:12,790 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-29 09:07:12,790 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-29 09:07:12,790 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-29 09:07:12,791 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-29 09:07:12,791 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-08-29 09:07:12,791 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-29 09:07:12,791 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-29 09:07:12,791 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-29 09:07:12,792 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-29 09:07:12,792 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-29 09:07:12,792 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-29 09:07:12,792 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-29 09:07:12,792 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 09:07:12,793 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-29 09:07:12,793 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-29 09:07:12,793 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-29 09:07:12,793 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-29 09:07:12,793 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-29 09:07:12,794 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-29 09:07:12,794 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-29 09:07:12,794 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-29 09:07:12,794 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-29 09:07:12,794 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-29 09:07:12,795 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a0a52117517f5f1ef7fb9c68fe8f56609e6cd05991ff2a7b47c2b82f7b5210a3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-29 09:07:13,099 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-29 09:07:13,115 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-29 09:07:13,118 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-29 09:07:13,119 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-29 09:07:13,119 INFO L275 PluginConnector]: CDTParser initialized [2023-08-29 09:07:13,120 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/04-mutex_18-glob_guards.i [2023-08-29 09:07:14,229 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-29 09:07:14,452 INFO L351 CDTParser]: Found 1 translation units. [2023-08-29 09:07:14,453 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/04-mutex_18-glob_guards.i [2023-08-29 09:07:14,469 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/27e1bda0a/218d501cd5404967a1cd23649f6600be/FLAG77268ef3f [2023-08-29 09:07:14,494 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/27e1bda0a/218d501cd5404967a1cd23649f6600be [2023-08-29 09:07:14,496 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-29 09:07:14,497 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-29 09:07:14,498 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-29 09:07:14,499 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-29 09:07:14,501 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-29 09:07:14,502 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:07:14" (1/1) ... [2023-08-29 09:07:14,504 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@373e2a88 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:07:14, skipping insertion in model container [2023-08-29 09:07:14,505 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:07:14" (1/1) ... [2023-08-29 09:07:14,521 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-29 09:07:14,575 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-29 09:07:14,896 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 09:07:14,910 INFO L203 MainTranslator]: Completed pre-run [2023-08-29 09:07:14,962 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 09:07:15,028 INFO L208 MainTranslator]: Completed translation [2023-08-29 09:07:15,029 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:07:15 WrapperNode [2023-08-29 09:07:15,029 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-29 09:07:15,030 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-29 09:07:15,030 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-29 09:07:15,030 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-29 09:07:15,036 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:07:15" (1/1) ... [2023-08-29 09:07:15,063 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:07:15" (1/1) ... [2023-08-29 09:07:15,092 INFO L138 Inliner]: procedures = 260, calls = 8, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 56 [2023-08-29 09:07:15,093 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-29 09:07:15,094 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-29 09:07:15,094 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-29 09:07:15,094 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-29 09:07:15,102 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:07:15" (1/1) ... [2023-08-29 09:07:15,103 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:07:15" (1/1) ... [2023-08-29 09:07:15,113 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:07:15" (1/1) ... [2023-08-29 09:07:15,114 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:07:15" (1/1) ... [2023-08-29 09:07:15,127 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:07:15" (1/1) ... [2023-08-29 09:07:15,131 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:07:15" (1/1) ... [2023-08-29 09:07:15,133 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:07:15" (1/1) ... [2023-08-29 09:07:15,135 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:07:15" (1/1) ... [2023-08-29 09:07:15,139 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-29 09:07:15,143 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-29 09:07:15,144 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-29 09:07:15,144 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-29 09:07:15,145 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:07:15" (1/1) ... [2023-08-29 09:07:15,153 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 09:07:15,164 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-29 09:07:15,176 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-08-29 09:07:15,196 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-08-29 09:07:15,215 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-29 09:07:15,216 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-29 09:07:15,216 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-29 09:07:15,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-29 09:07:15,216 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2023-08-29 09:07:15,216 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2023-08-29 09:07:15,216 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-29 09:07:15,216 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-29 09:07:15,218 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-29 09:07:15,391 INFO L236 CfgBuilder]: Building ICFG [2023-08-29 09:07:15,393 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-29 09:07:15,567 INFO L277 CfgBuilder]: Performing block encoding [2023-08-29 09:07:15,573 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-29 09:07:15,575 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-29 09:07:15,578 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 09:07:15 BoogieIcfgContainer [2023-08-29 09:07:15,578 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-29 09:07:15,580 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-29 09:07:15,580 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-29 09:07:15,583 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-29 09:07:15,583 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.08 09:07:14" (1/3) ... [2023-08-29 09:07:15,583 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@59363f8f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 09:07:15, skipping insertion in model container [2023-08-29 09:07:15,584 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:07:15" (2/3) ... [2023-08-29 09:07:15,584 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@59363f8f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 09:07:15, skipping insertion in model container [2023-08-29 09:07:15,584 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 09:07:15" (3/3) ... [2023-08-29 09:07:15,585 INFO L112 eAbstractionObserver]: Analyzing ICFG 04-mutex_18-glob_guards.i [2023-08-29 09:07:15,593 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-29 09:07:15,601 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-29 09:07:15,601 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 4 error locations. [2023-08-29 09:07:15,601 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-29 09:07:15,663 INFO L144 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2023-08-29 09:07:15,669 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE at java.base/java.lang.Enum.valueOf(Enum.java:240) at de.uni_freiburg.informatik.ultimate.core.preferences.RcpPreferenceProvider.getEnum(RcpPreferenceProvider.java:117) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TAPreferences.insufficientThreadErrorsVsProgramErrors(TAPreferences.java:218) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.partitionErrorLocations(TraceAbstractionStarter.java:394) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:225) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-08-29 09:07:15,674 INFO L158 Benchmark]: Toolchain (without parser) took 1175.59ms. Allocated memory is still 67.1MB. Free memory was 33.3MB in the beginning and 36.2MB in the end (delta: -2.9MB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-29 09:07:15,674 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 54.5MB. Free memory was 32.3MB in the beginning and 32.3MB in the end (delta: 48.7kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-29 09:07:15,675 INFO L158 Benchmark]: CACSL2BoogieTranslator took 530.73ms. Allocated memory is still 67.1MB. Free memory was 33.0MB in the beginning and 40.0MB in the end (delta: -7.0MB). Peak memory consumption was 10.3MB. Max. memory is 16.1GB. [2023-08-29 09:07:15,676 INFO L158 Benchmark]: Boogie Procedure Inliner took 62.92ms. Allocated memory is still 67.1MB. Free memory was 40.0MB in the beginning and 37.7MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-29 09:07:15,677 INFO L158 Benchmark]: Boogie Preprocessor took 48.53ms. Allocated memory is still 67.1MB. Free memory was 37.7MB in the beginning and 36.2MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-29 09:07:15,677 INFO L158 Benchmark]: RCFGBuilder took 434.83ms. Allocated memory is still 67.1MB. Free memory was 36.2MB in the beginning and 42.2MB in the end (delta: -6.0MB). Peak memory consumption was 12.2MB. Max. memory is 16.1GB. [2023-08-29 09:07:15,678 INFO L158 Benchmark]: TraceAbstraction took 92.43ms. Allocated memory is still 67.1MB. Free memory was 41.6MB in the beginning and 36.2MB in the end (delta: 5.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-08-29 09:07:15,686 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 54.5MB. Free memory was 32.3MB in the beginning and 32.3MB in the end (delta: 48.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 530.73ms. Allocated memory is still 67.1MB. Free memory was 33.0MB in the beginning and 40.0MB in the end (delta: -7.0MB). Peak memory consumption was 10.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 62.92ms. Allocated memory is still 67.1MB. Free memory was 40.0MB in the beginning and 37.7MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 48.53ms. Allocated memory is still 67.1MB. Free memory was 37.7MB in the beginning and 36.2MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 434.83ms. Allocated memory is still 67.1MB. Free memory was 36.2MB in the beginning and 42.2MB in the end (delta: -6.0MB). Peak memory consumption was 12.2MB. Max. memory is 16.1GB. * TraceAbstraction took 92.43ms. Allocated memory is still 67.1MB. Free memory was 41.6MB in the beginning and 36.2MB in the end (delta: 5.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-29 09:07:15,712 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 Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### 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/04-mutex_18-glob_guards.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Bitvector.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 a0a52117517f5f1ef7fb9c68fe8f56609e6cd05991ff2a7b47c2b82f7b5210a3 --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --- Real Ultimate output --- This is Ultimate 0.2.3-?-b8dbc81 [2023-08-29 09:07:17,610 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-29 09:07:17,612 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-29 09:07:17,635 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-29 09:07:17,635 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-29 09:07:17,636 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-29 09:07:17,637 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-29 09:07:17,639 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-29 09:07:17,640 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-29 09:07:17,641 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-29 09:07:17,642 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-29 09:07:17,643 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-29 09:07:17,643 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-29 09:07:17,644 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-29 09:07:17,645 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-29 09:07:17,646 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-29 09:07:17,647 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-29 09:07:17,647 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-29 09:07:17,649 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-29 09:07:17,650 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-29 09:07:17,656 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-29 09:07:17,658 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-29 09:07:17,659 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-29 09:07:17,660 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-29 09:07:17,663 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-29 09:07:17,664 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-29 09:07:17,664 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-29 09:07:17,665 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-29 09:07:17,665 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-29 09:07:17,666 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-29 09:07:17,667 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-29 09:07:17,667 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-29 09:07:17,668 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-29 09:07:17,669 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-29 09:07:17,670 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-29 09:07:17,670 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-29 09:07:17,671 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-29 09:07:17,671 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-29 09:07:17,671 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-29 09:07:17,672 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-29 09:07:17,673 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-29 09:07:17,674 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Bitvector.epf [2023-08-29 09:07:17,694 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-29 09:07:17,700 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-29 09:07:17,701 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-29 09:07:17,702 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-29 09:07:17,702 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-29 09:07:17,703 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-29 09:07:17,703 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-29 09:07:17,704 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-29 09:07:17,704 INFO L138 SettingsManager]: * Use SBE=true [2023-08-29 09:07:17,705 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-29 09:07:17,705 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-29 09:07:17,706 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-29 09:07:17,706 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-29 09:07:17,706 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-29 09:07:17,706 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-29 09:07:17,706 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-29 09:07:17,707 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-29 09:07:17,707 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-08-29 09:07:17,707 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-29 09:07:17,707 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-29 09:07:17,708 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-29 09:07:17,708 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-29 09:07:17,708 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-29 09:07:17,708 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-29 09:07:17,708 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-29 09:07:17,709 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-29 09:07:17,709 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-29 09:07:17,709 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 09:07:17,710 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-29 09:07:17,710 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-29 09:07:17,710 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-29 09:07:17,710 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-29 09:07:17,711 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-29 09:07:17,711 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-29 09:07:17,711 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-29 09:07:17,711 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-29 09:07:17,711 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-29 09:07:17,712 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-29 09:07:17,712 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-29 09:07:17,712 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a0a52117517f5f1ef7fb9c68fe8f56609e6cd05991ff2a7b47c2b82f7b5210a3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-29 09:07:18,039 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-29 09:07:18,056 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-29 09:07:18,058 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-29 09:07:18,059 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-29 09:07:18,059 INFO L275 PluginConnector]: CDTParser initialized [2023-08-29 09:07:18,061 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/04-mutex_18-glob_guards.i [2023-08-29 09:07:19,207 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-29 09:07:19,485 INFO L351 CDTParser]: Found 1 translation units. [2023-08-29 09:07:19,485 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/04-mutex_18-glob_guards.i [2023-08-29 09:07:19,497 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/96d8ad413/08b71cf644e148d0b7c5448cc60f20dc/FLAG7f0204778 [2023-08-29 09:07:19,511 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/96d8ad413/08b71cf644e148d0b7c5448cc60f20dc [2023-08-29 09:07:19,514 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-29 09:07:19,515 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-29 09:07:19,516 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-29 09:07:19,516 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-29 09:07:19,519 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-29 09:07:19,520 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:07:19" (1/1) ... [2023-08-29 09:07:19,520 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42d8673a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:07:19, skipping insertion in model container [2023-08-29 09:07:19,521 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:07:19" (1/1) ... [2023-08-29 09:07:19,526 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-29 09:07:19,566 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-29 09:07:19,963 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 09:07:19,978 INFO L203 MainTranslator]: Completed pre-run [2023-08-29 09:07:20,032 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 09:07:20,117 INFO L208 MainTranslator]: Completed translation [2023-08-29 09:07:20,117 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:07:20 WrapperNode [2023-08-29 09:07:20,118 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-29 09:07:20,119 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-29 09:07:20,119 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-29 09:07:20,119 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-29 09:07:20,125 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:07:20" (1/1) ... [2023-08-29 09:07:20,156 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:07:20" (1/1) ... [2023-08-29 09:07:20,184 INFO L138 Inliner]: procedures = 261, calls = 8, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 56 [2023-08-29 09:07:20,184 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-29 09:07:20,185 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-29 09:07:20,186 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-29 09:07:20,186 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-29 09:07:20,193 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:07:20" (1/1) ... [2023-08-29 09:07:20,193 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:07:20" (1/1) ... [2023-08-29 09:07:20,204 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:07:20" (1/1) ... [2023-08-29 09:07:20,205 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:07:20" (1/1) ... [2023-08-29 09:07:20,215 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:07:20" (1/1) ... [2023-08-29 09:07:20,219 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:07:20" (1/1) ... [2023-08-29 09:07:20,227 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:07:20" (1/1) ... [2023-08-29 09:07:20,232 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:07:20" (1/1) ... [2023-08-29 09:07:20,234 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-29 09:07:20,241 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-29 09:07:20,242 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-29 09:07:20,242 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-29 09:07:20,243 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:07:20" (1/1) ... [2023-08-29 09:07:20,247 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 09:07:20,258 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-29 09:07:20,275 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-08-29 09:07:20,285 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-08-29 09:07:20,310 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-08-29 09:07:20,311 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-29 09:07:20,311 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-29 09:07:20,312 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-29 09:07:20,312 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2023-08-29 09:07:20,313 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2023-08-29 09:07:20,313 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-29 09:07:20,313 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-29 09:07:20,314 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-29 09:07:20,540 INFO L236 CfgBuilder]: Building ICFG [2023-08-29 09:07:20,542 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-29 09:07:20,747 INFO L277 CfgBuilder]: Performing block encoding [2023-08-29 09:07:20,755 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-29 09:07:20,755 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-29 09:07:20,757 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 09:07:20 BoogieIcfgContainer [2023-08-29 09:07:20,757 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-29 09:07:20,761 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-29 09:07:20,761 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-29 09:07:20,764 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-29 09:07:20,764 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.08 09:07:19" (1/3) ... [2023-08-29 09:07:20,765 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3832aa60 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 09:07:20, skipping insertion in model container [2023-08-29 09:07:20,765 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:07:20" (2/3) ... [2023-08-29 09:07:20,765 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3832aa60 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 09:07:20, skipping insertion in model container [2023-08-29 09:07:20,766 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 09:07:20" (3/3) ... [2023-08-29 09:07:20,767 INFO L112 eAbstractionObserver]: Analyzing ICFG 04-mutex_18-glob_guards.i [2023-08-29 09:07:20,773 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-29 09:07:20,781 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-29 09:07:20,782 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 4 error locations. [2023-08-29 09:07:20,782 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-29 09:07:20,852 INFO L144 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2023-08-29 09:07:20,857 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE at java.base/java.lang.Enum.valueOf(Enum.java:240) at de.uni_freiburg.informatik.ultimate.core.preferences.RcpPreferenceProvider.getEnum(RcpPreferenceProvider.java:117) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TAPreferences.insufficientThreadErrorsVsProgramErrors(TAPreferences.java:218) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.partitionErrorLocations(TraceAbstractionStarter.java:394) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:225) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-08-29 09:07:20,861 INFO L158 Benchmark]: Toolchain (without parser) took 1345.34ms. Allocated memory is still 71.3MB. Free memory was 47.6MB in the beginning and 35.3MB in the end (delta: 12.4MB). Peak memory consumption was 16.0MB. Max. memory is 16.1GB. [2023-08-29 09:07:20,861 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 58.7MB. Free memory was 36.5MB in the beginning and 36.4MB in the end (delta: 57.1kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-29 09:07:20,862 INFO L158 Benchmark]: CACSL2BoogieTranslator took 601.88ms. Allocated memory is still 71.3MB. Free memory was 47.5MB in the beginning and 37.6MB in the end (delta: 9.9MB). Peak memory consumption was 19.8MB. Max. memory is 16.1GB. [2023-08-29 09:07:20,862 INFO L158 Benchmark]: Boogie Procedure Inliner took 65.55ms. Allocated memory is still 71.3MB. Free memory was 37.6MB in the beginning and 35.2MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-29 09:07:20,863 INFO L158 Benchmark]: Boogie Preprocessor took 55.11ms. Allocated memory is still 71.3MB. Free memory was 35.2MB in the beginning and 33.4MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-29 09:07:20,863 INFO L158 Benchmark]: RCFGBuilder took 516.29ms. Allocated memory is still 71.3MB. Free memory was 33.4MB in the beginning and 42.0MB in the end (delta: -8.6MB). Peak memory consumption was 10.9MB. Max. memory is 16.1GB. [2023-08-29 09:07:20,864 INFO L158 Benchmark]: TraceAbstraction took 98.92ms. Allocated memory is still 71.3MB. Free memory was 41.3MB in the beginning and 35.3MB in the end (delta: 6.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-08-29 09:07:20,866 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 58.7MB. Free memory was 36.5MB in the beginning and 36.4MB in the end (delta: 57.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 601.88ms. Allocated memory is still 71.3MB. Free memory was 47.5MB in the beginning and 37.6MB in the end (delta: 9.9MB). Peak memory consumption was 19.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 65.55ms. Allocated memory is still 71.3MB. Free memory was 37.6MB in the beginning and 35.2MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 55.11ms. Allocated memory is still 71.3MB. Free memory was 35.2MB in the beginning and 33.4MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 516.29ms. Allocated memory is still 71.3MB. Free memory was 33.4MB in the beginning and 42.0MB in the end (delta: -8.6MB). Peak memory consumption was 10.9MB. Max. memory is 16.1GB. * TraceAbstraction took 98.92ms. Allocated memory is still 71.3MB. Free memory was 41.3MB in the beginning and 35.3MB in the end (delta: 6.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-29 09:07:20,887 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: ERROR: ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE