./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/no-overflow.prp --file ../../../trunk/examples/svcomp/goblint-regression/28-race_reach_36-indirect_racefree.i --full-output --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows 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/28-race_reach_36-indirect_racefree.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-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 ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3eff698bae51c39e8a3a4c763800dbda831dabb73a169fa31c8e326faee47cd8 --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 [2023-08-30 12:29:07,659 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 12:29:07,661 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 12:29:07,687 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 12:29:07,687 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 12:29:07,688 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 12:29:07,689 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 12:29:07,691 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 12:29:07,692 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 12:29:07,693 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 12:29:07,693 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 12:29:07,694 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 12:29:07,695 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 12:29:07,695 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 12:29:07,696 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 12:29:07,697 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 12:29:07,698 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 12:29:07,699 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 12:29:07,700 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 12:29:07,702 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 12:29:07,712 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 12:29:07,713 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 12:29:07,714 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 12:29:07,715 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 12:29:07,719 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 12:29:07,719 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 12:29:07,719 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 12:29:07,720 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 12:29:07,720 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 12:29:07,721 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 12:29:07,722 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 12:29:07,722 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 12:29:07,723 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 12:29:07,724 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 12:29:07,724 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 12:29:07,725 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 12:29:07,725 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 12:29:07,726 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 12:29:07,726 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 12:29:07,726 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 12:29:07,727 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 12:29:07,728 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2023-08-30 12:29:07,749 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 12:29:07,749 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 12:29:07,750 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 12:29:07,750 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 12:29:07,750 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 12:29:07,751 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 12:29:07,751 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 12:29:07,751 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 12:29:07,752 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 12:29:07,752 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 12:29:07,752 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 12:29:07,752 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 12:29:07,752 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 12:29:07,753 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 12:29:07,753 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 12:29:07,753 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 12:29:07,753 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 12:29:07,753 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 12:29:07,754 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2023-08-30 12:29:07,754 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 12:29:07,754 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 12:29:07,754 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 12:29:07,754 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 12:29:07,754 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 12:29:07,755 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 12:29:07,755 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 12:29:07,755 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:29:07,755 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 12:29:07,755 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 12:29:07,756 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 12:29:07,756 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 12:29:07,756 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 12:29:07,756 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 12:29:07,756 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 12:29:07,757 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 12:29:07,757 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 12:29:07,757 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 12:29:07,757 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3eff698bae51c39e8a3a4c763800dbda831dabb73a169fa31c8e326faee47cd8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 12:29:08,057 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 12:29:08,084 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 12:29:08,086 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 12:29:08,087 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 12:29:08,087 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 12:29:08,089 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/28-race_reach_36-indirect_racefree.i [2023-08-30 12:29:09,298 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 12:29:09,507 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 12:29:09,508 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_36-indirect_racefree.i [2023-08-30 12:29:09,518 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bb4dd178e/de3201010c0246b5aa90e58d9d6441db/FLAG50468990e [2023-08-30 12:29:09,535 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bb4dd178e/de3201010c0246b5aa90e58d9d6441db [2023-08-30 12:29:09,537 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 12:29:09,540 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 12:29:09,543 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 12:29:09,543 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 12:29:09,546 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 12:29:09,546 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:29:09" (1/1) ... [2023-08-30 12:29:09,548 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44c42a72 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:29:09, skipping insertion in model container [2023-08-30 12:29:09,549 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:29:09" (1/1) ... [2023-08-30 12:29:09,554 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 12:29:09,600 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 12:29:09,911 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/28-race_reach_36-indirect_racefree.i[30176,30189] [2023-08-30 12:29:09,932 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:29:09,945 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 12:29:09,991 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/28-race_reach_36-indirect_racefree.i[30176,30189] [2023-08-30 12:29:10,006 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:29:10,047 INFO L208 MainTranslator]: Completed translation [2023-08-30 12:29:10,048 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:29:10 WrapperNode [2023-08-30 12:29:10,048 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 12:29:10,049 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 12:29:10,049 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 12:29:10,050 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 12:29:10,055 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:29:10" (1/1) ... [2023-08-30 12:29:10,081 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:29:10" (1/1) ... [2023-08-30 12:29:10,106 INFO L138 Inliner]: procedures = 170, calls = 37, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 84 [2023-08-30 12:29:10,106 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 12:29:10,107 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 12:29:10,107 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 12:29:10,108 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 12:29:10,115 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:29:10" (1/1) ... [2023-08-30 12:29:10,115 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:29:10" (1/1) ... [2023-08-30 12:29:10,131 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:29:10" (1/1) ... [2023-08-30 12:29:10,132 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:29:10" (1/1) ... [2023-08-30 12:29:10,136 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:29:10" (1/1) ... [2023-08-30 12:29:10,146 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:29:10" (1/1) ... [2023-08-30 12:29:10,149 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:29:10" (1/1) ... [2023-08-30 12:29:10,156 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:29:10" (1/1) ... [2023-08-30 12:29:10,158 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 12:29:10,159 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 12:29:10,163 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 12:29:10,163 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 12:29:10,164 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:29:10" (1/1) ... [2023-08-30 12:29:10,168 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:29:10,179 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 12:29:10,190 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) [2023-08-30 12:29:10,197 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 [2023-08-30 12:29:10,222 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-30 12:29:10,223 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 12:29:10,223 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-08-30 12:29:10,223 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 12:29:10,223 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 12:29:10,223 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2023-08-30 12:29:10,223 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2023-08-30 12:29:10,224 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 12:29:10,224 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 12:29:10,224 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 12:29:10,224 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 12:29:10,225 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-30 12:29:10,378 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 12:29:10,380 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 12:29:10,560 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 12:29:10,569 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 12:29:10,569 INFO L302 CfgBuilder]: Removed 10 assume(true) statements. [2023-08-30 12:29:10,570 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:29:10 BoogieIcfgContainer [2023-08-30 12:29:10,572 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 12:29:10,574 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 12:29:10,574 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 12:29:10,577 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 12:29:10,577 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 12:29:09" (1/3) ... [2023-08-30 12:29:10,578 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@8329ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:29:10, skipping insertion in model container [2023-08-30 12:29:10,578 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:29:10" (2/3) ... [2023-08-30 12:29:10,578 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@8329ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:29:10, skipping insertion in model container [2023-08-30 12:29:10,578 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:29:10" (3/3) ... [2023-08-30 12:29:10,579 INFO L112 eAbstractionObserver]: Analyzing ICFG 28-race_reach_36-indirect_racefree.i [2023-08-30 12:29:10,586 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 12:29:10,592 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 12:29:10,592 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations. [2023-08-30 12:29:10,592 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 12:29:10,683 INFO L144 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2023-08-30 12:29:10,688 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) [2023-08-30 12:29:10,694 INFO L158 Benchmark]: Toolchain (without parser) took 1152.99ms. Allocated memory was 65.0MB in the beginning and 88.1MB in the end (delta: 23.1MB). Free memory was 30.8MB in the beginning and 49.3MB in the end (delta: -18.4MB). Peak memory consumption was 3.5MB. Max. memory is 16.1GB. [2023-08-30 12:29:10,695 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 65.0MB. Free memory is still 43.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 12:29:10,696 INFO L158 Benchmark]: CACSL2BoogieTranslator took 505.54ms. Allocated memory was 65.0MB in the beginning and 88.1MB in the end (delta: 23.1MB). Free memory was 30.7MB in the beginning and 53.5MB in the end (delta: -22.9MB). Peak memory consumption was 5.4MB. Max. memory is 16.1GB. [2023-08-30 12:29:10,697 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.15ms. Allocated memory is still 88.1MB. Free memory was 53.5MB in the beginning and 51.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 12:29:10,698 INFO L158 Benchmark]: Boogie Preprocessor took 51.59ms. Allocated memory is still 88.1MB. Free memory was 51.5MB in the beginning and 49.6MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 12:29:10,699 INFO L158 Benchmark]: RCFGBuilder took 412.85ms. Allocated memory is still 88.1MB. Free memory was 49.6MB in the beginning and 56.8MB in the end (delta: -7.2MB). Peak memory consumption was 8.6MB. Max. memory is 16.1GB. [2023-08-30 12:29:10,699 INFO L158 Benchmark]: TraceAbstraction took 118.14ms. Allocated memory is still 88.1MB. Free memory was 56.4MB in the beginning and 49.3MB in the end (delta: 7.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-08-30 12:29:10,708 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 65.0MB. Free memory is still 43.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 505.54ms. Allocated memory was 65.0MB in the beginning and 88.1MB in the end (delta: 23.1MB). Free memory was 30.7MB in the beginning and 53.5MB in the end (delta: -22.9MB). Peak memory consumption was 5.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 57.15ms. Allocated memory is still 88.1MB. Free memory was 53.5MB in the beginning and 51.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 51.59ms. Allocated memory is still 88.1MB. Free memory was 51.5MB in the beginning and 49.6MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 412.85ms. Allocated memory is still 88.1MB. Free memory was 49.6MB in the beginning and 56.8MB in the end (delta: -7.2MB). Peak memory consumption was 8.6MB. Max. memory is 16.1GB. * TraceAbstraction took 118.14ms. Allocated memory is still 88.1MB. Free memory was 56.4MB in the beginning and 49.3MB in the end (delta: 7.1MB). 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. [2023-08-30 12:29:10,733 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/28-race_reach_36-indirect_racefree.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-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 ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3eff698bae51c39e8a3a4c763800dbda831dabb73a169fa31c8e326faee47cd8 --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 [2023-08-30 12:29:12,535 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 12:29:12,537 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 12:29:12,571 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 12:29:12,573 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 12:29:12,576 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 12:29:12,578 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 12:29:12,580 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 12:29:12,582 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 12:29:12,586 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 12:29:12,587 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 12:29:12,589 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 12:29:12,589 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 12:29:12,591 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 12:29:12,593 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 12:29:12,598 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 12:29:12,599 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 12:29:12,600 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 12:29:12,601 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 12:29:12,606 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 12:29:12,607 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 12:29:12,608 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 12:29:12,609 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 12:29:12,609 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 12:29:12,615 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 12:29:12,616 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 12:29:12,616 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 12:29:12,618 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 12:29:12,618 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 12:29:12,620 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 12:29:12,620 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 12:29:12,625 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 12:29:12,626 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 12:29:12,627 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 12:29:12,628 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 12:29:12,628 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 12:29:12,629 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 12:29:12,629 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 12:29:12,629 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 12:29:12,630 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 12:29:12,630 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 12:29:12,632 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Bitvector.epf [2023-08-30 12:29:12,663 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 12:29:12,664 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 12:29:12,665 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 12:29:12,665 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 12:29:12,666 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 12:29:12,666 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 12:29:12,667 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 12:29:12,667 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 12:29:12,668 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 12:29:12,668 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 12:29:12,669 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 12:29:12,669 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 12:29:12,669 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 12:29:12,669 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 12:29:12,670 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 12:29:12,670 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 12:29:12,670 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 12:29:12,670 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 12:29:12,670 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 12:29:12,671 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2023-08-30 12:29:12,672 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 12:29:12,675 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 12:29:12,676 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 12:29:12,676 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 12:29:12,676 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 12:29:12,676 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 12:29:12,676 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 12:29:12,677 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 12:29:12,677 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:29:12,677 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 12:29:12,677 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 12:29:12,677 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 12:29:12,678 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 12:29:12,678 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 12:29:12,678 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 12:29:12,678 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 12:29:12,678 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 12:29:12,679 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 12:29:12,679 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 12:29:12,679 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 12:29:12,679 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3eff698bae51c39e8a3a4c763800dbda831dabb73a169fa31c8e326faee47cd8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 12:29:12,968 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 12:29:12,983 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 12:29:12,987 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 12:29:12,988 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 12:29:12,988 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 12:29:12,990 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/28-race_reach_36-indirect_racefree.i [2023-08-30 12:29:14,199 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 12:29:14,459 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 12:29:14,460 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_36-indirect_racefree.i [2023-08-30 12:29:14,472 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e701ea4c9/6628a40096bf4c51bef7064821bd7889/FLAG8f3414195 [2023-08-30 12:29:14,485 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e701ea4c9/6628a40096bf4c51bef7064821bd7889 [2023-08-30 12:29:14,487 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 12:29:14,489 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 12:29:14,491 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 12:29:14,492 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 12:29:14,498 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 12:29:14,499 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:29:14" (1/1) ... [2023-08-30 12:29:14,501 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f6204db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:29:14, skipping insertion in model container [2023-08-30 12:29:14,502 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:29:14" (1/1) ... [2023-08-30 12:29:14,507 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 12:29:14,544 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 12:29:14,797 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/28-race_reach_36-indirect_racefree.i[30176,30189] [2023-08-30 12:29:14,822 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:29:14,840 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 12:29:14,883 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/28-race_reach_36-indirect_racefree.i[30176,30189] [2023-08-30 12:29:14,897 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:29:14,943 INFO L208 MainTranslator]: Completed translation [2023-08-30 12:29:14,943 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:29:14 WrapperNode [2023-08-30 12:29:14,943 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 12:29:14,944 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 12:29:14,944 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 12:29:14,945 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 12:29:14,950 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:29:14" (1/1) ... [2023-08-30 12:29:14,964 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:29:14" (1/1) ... [2023-08-30 12:29:14,980 INFO L138 Inliner]: procedures = 174, calls = 37, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 85 [2023-08-30 12:29:14,980 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 12:29:14,981 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 12:29:14,981 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 12:29:14,981 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 12:29:14,988 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:29:14" (1/1) ... [2023-08-30 12:29:14,989 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:29:14" (1/1) ... [2023-08-30 12:29:14,992 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:29:14" (1/1) ... [2023-08-30 12:29:14,992 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:29:14" (1/1) ... [2023-08-30 12:29:15,000 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:29:14" (1/1) ... [2023-08-30 12:29:15,003 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:29:14" (1/1) ... [2023-08-30 12:29:15,005 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:29:14" (1/1) ... [2023-08-30 12:29:15,006 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:29:14" (1/1) ... [2023-08-30 12:29:15,009 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 12:29:15,010 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 12:29:15,010 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 12:29:15,010 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 12:29:15,011 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:29:14" (1/1) ... [2023-08-30 12:29:15,015 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:29:15,024 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 12:29:15,038 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) [2023-08-30 12:29:15,040 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 [2023-08-30 12:29:15,062 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-08-30 12:29:15,063 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-08-30 12:29:15,063 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 12:29:15,063 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 12:29:15,063 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2023-08-30 12:29:15,063 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2023-08-30 12:29:15,063 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 12:29:15,063 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 12:29:15,063 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 12:29:15,063 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-08-30 12:29:15,064 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 12:29:15,064 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 12:29:15,065 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-30 12:29:15,181 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 12:29:15,184 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 12:29:15,485 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 12:29:15,491 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 12:29:15,492 INFO L302 CfgBuilder]: Removed 10 assume(true) statements. [2023-08-30 12:29:15,494 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:29:15 BoogieIcfgContainer [2023-08-30 12:29:15,494 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 12:29:15,495 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 12:29:15,495 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 12:29:15,498 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 12:29:15,498 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 12:29:14" (1/3) ... [2023-08-30 12:29:15,499 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1819df5d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:29:15, skipping insertion in model container [2023-08-30 12:29:15,499 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:29:14" (2/3) ... [2023-08-30 12:29:15,499 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1819df5d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:29:15, skipping insertion in model container [2023-08-30 12:29:15,499 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:29:15" (3/3) ... [2023-08-30 12:29:15,501 INFO L112 eAbstractionObserver]: Analyzing ICFG 28-race_reach_36-indirect_racefree.i [2023-08-30 12:29:15,507 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 12:29:15,515 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 12:29:15,515 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations. [2023-08-30 12:29:15,515 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 12:29:15,595 INFO L144 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2023-08-30 12:29:15,600 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) [2023-08-30 12:29:15,604 INFO L158 Benchmark]: Toolchain (without parser) took 1114.49ms. Allocated memory is still 90.2MB. Free memory was 66.5MB in the beginning and 60.4MB in the end (delta: 6.1MB). Peak memory consumption was 30.8MB. Max. memory is 16.1GB. [2023-08-30 12:29:15,604 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 69.2MB. Free memory is still 47.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 12:29:15,604 INFO L158 Benchmark]: CACSL2BoogieTranslator took 452.88ms. Allocated memory is still 90.2MB. Free memory was 66.3MB in the beginning and 67.1MB in the end (delta: -752.1kB). Peak memory consumption was 26.3MB. Max. memory is 16.1GB. [2023-08-30 12:29:15,605 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.03ms. Allocated memory is still 90.2MB. Free memory was 67.1MB in the beginning and 64.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 12:29:15,605 INFO L158 Benchmark]: Boogie Preprocessor took 28.42ms. Allocated memory is still 90.2MB. Free memory was 64.9MB in the beginning and 62.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 12:29:15,606 INFO L158 Benchmark]: RCFGBuilder took 483.97ms. Allocated memory is still 90.2MB. Free memory was 62.8MB in the beginning and 45.2MB in the end (delta: 17.6MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-08-30 12:29:15,606 INFO L158 Benchmark]: TraceAbstraction took 107.14ms. Allocated memory is still 90.2MB. Free memory was 44.6MB in the beginning and 60.4MB in the end (delta: -15.8MB). Peak memory consumption was 6.6MB. Max. memory is 16.1GB. [2023-08-30 12:29:15,609 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 69.2MB. Free memory is still 47.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 452.88ms. Allocated memory is still 90.2MB. Free memory was 66.3MB in the beginning and 67.1MB in the end (delta: -752.1kB). Peak memory consumption was 26.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.03ms. Allocated memory is still 90.2MB. Free memory was 67.1MB in the beginning and 64.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 28.42ms. Allocated memory is still 90.2MB. Free memory was 64.9MB in the beginning and 62.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 483.97ms. Allocated memory is still 90.2MB. Free memory was 62.8MB in the beginning and 45.2MB in the end (delta: 17.6MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * TraceAbstraction took 107.14ms. Allocated memory is still 90.2MB. Free memory was 44.6MB in the beginning and 60.4MB in the end (delta: -15.8MB). Peak memory consumption was 6.6MB. 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. [2023-08-30 12:29:15,623 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