./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/no-data-race.prp --file ../../../trunk/examples/svcomp/weaver/popl20-bad-ring-nondet.wvr.c --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/weaver/popl20-bad-ring-nondet.wvr.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5fedede1a0cf545b0a275694256164e3eb4f49b22c80042adac647157728b27d --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 09:14:19,620 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-29 09:14:19,622 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-29 09:14:19,651 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-29 09:14:19,653 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-29 09:14:19,655 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-29 09:14:19,657 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-29 09:14:19,659 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-29 09:14:19,660 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-29 09:14:19,664 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-29 09:14:19,664 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-29 09:14:19,666 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-29 09:14:19,666 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-29 09:14:19,668 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-29 09:14:19,669 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-29 09:14:19,673 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-29 09:14:19,673 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-29 09:14:19,674 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-29 09:14:19,675 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-29 09:14:19,679 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-29 09:14:19,680 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-29 09:14:19,688 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-29 09:14:19,688 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-29 09:14:19,689 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-29 09:14:19,694 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-29 09:14:19,694 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-29 09:14:19,694 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-29 09:14:19,696 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-29 09:14:19,696 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-29 09:14:19,698 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-29 09:14:19,698 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-29 09:14:19,702 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-29 09:14:19,703 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-29 09:14:19,704 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-29 09:14:19,704 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-29 09:14:19,705 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-29 09:14:19,705 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-29 09:14:19,706 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-29 09:14:19,706 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-29 09:14:19,706 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-29 09:14:19,707 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-29 09:14:19,708 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2023-08-29 09:14:19,731 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-29 09:14:19,732 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-29 09:14:19,732 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-29 09:14:19,732 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-29 09:14:19,732 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-29 09:14:19,733 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-29 09:14:19,733 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-29 09:14:19,733 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-29 09:14:19,733 INFO L138 SettingsManager]: * Use SBE=true [2023-08-29 09:14:19,733 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-29 09:14:19,734 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-29 09:14:19,734 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-29 09:14:19,734 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-29 09:14:19,734 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-29 09:14:19,735 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-29 09:14:19,735 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-29 09:14:19,735 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-29 09:14:19,735 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-29 09:14:19,735 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-08-29 09:14:19,735 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-29 09:14:19,735 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-29 09:14:19,736 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-29 09:14:19,736 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-29 09:14:19,736 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-29 09:14:19,736 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-29 09:14:19,736 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-29 09:14:19,736 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 09:14:19,736 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-29 09:14:19,737 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-29 09:14:19,737 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-29 09:14:19,737 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-29 09:14:19,737 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-29 09:14:19,737 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-29 09:14:19,737 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-29 09:14:19,738 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-29 09:14:19,738 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-29 09:14:19,738 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-29 09:14:19,738 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5fedede1a0cf545b0a275694256164e3eb4f49b22c80042adac647157728b27d Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-29 09:14:19,981 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-29 09:14:20,006 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-29 09:14:20,008 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-29 09:14:20,009 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-29 09:14:20,009 INFO L275 PluginConnector]: CDTParser initialized [2023-08-29 09:14:20,010 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/popl20-bad-ring-nondet.wvr.c [2023-08-29 09:14:20,936 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-29 09:14:21,091 INFO L351 CDTParser]: Found 1 translation units. [2023-08-29 09:14:21,091 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-bad-ring-nondet.wvr.c [2023-08-29 09:14:21,096 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1a49d9b0e/215be35ed2c442e0a22e37fd3693fa2c/FLAG83e20b4c5 [2023-08-29 09:14:21,104 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1a49d9b0e/215be35ed2c442e0a22e37fd3693fa2c [2023-08-29 09:14:21,106 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-29 09:14:21,106 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-29 09:14:21,113 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-29 09:14:21,114 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-29 09:14:21,116 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-29 09:14:21,116 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:14:21" (1/1) ... [2023-08-29 09:14:21,117 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10f6a9d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:14:21, skipping insertion in model container [2023-08-29 09:14:21,117 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:14:21" (1/1) ... [2023-08-29 09:14:21,121 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-29 09:14:21,133 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-29 09:14:21,248 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-bad-ring-nondet.wvr.c[4085,4098] [2023-08-29 09:14:21,251 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 09:14:21,261 INFO L203 MainTranslator]: Completed pre-run [2023-08-29 09:14:21,303 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-bad-ring-nondet.wvr.c[4085,4098] [2023-08-29 09:14:21,305 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 09:14:21,313 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 09:14:21,313 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 09:14:21,317 INFO L208 MainTranslator]: Completed translation [2023-08-29 09:14:21,317 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:14:21 WrapperNode [2023-08-29 09:14:21,317 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-29 09:14:21,318 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-29 09:14:21,318 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-29 09:14:21,318 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-29 09:14:21,322 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:14:21" (1/1) ... [2023-08-29 09:14:21,341 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:14:21" (1/1) ... [2023-08-29 09:14:21,379 INFO L138 Inliner]: procedures = 25, calls = 63, calls flagged for inlining = 16, calls inlined = 20, statements flattened = 638 [2023-08-29 09:14:21,382 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-29 09:14:21,384 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-29 09:14:21,384 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-29 09:14:21,384 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-29 09:14:21,394 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:14:21" (1/1) ... [2023-08-29 09:14:21,395 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:14:21" (1/1) ... [2023-08-29 09:14:21,406 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:14:21" (1/1) ... [2023-08-29 09:14:21,409 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:14:21" (1/1) ... [2023-08-29 09:14:21,434 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:14:21" (1/1) ... [2023-08-29 09:14:21,444 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:14:21" (1/1) ... [2023-08-29 09:14:21,453 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:14:21" (1/1) ... [2023-08-29 09:14:21,455 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:14:21" (1/1) ... [2023-08-29 09:14:21,458 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-29 09:14:21,462 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-29 09:14:21,462 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-29 09:14:21,462 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-29 09:14:21,463 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:14:21" (1/1) ... [2023-08-29 09:14:21,467 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 09:14:21,475 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-29 09:14:21,486 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 09:14:21,509 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 09:14:21,517 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-29 09:14:21,518 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-29 09:14:21,519 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-29 09:14:21,519 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-29 09:14:21,519 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-08-29 09:14:21,519 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-08-29 09:14:21,519 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-08-29 09:14:21,519 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-08-29 09:14:21,519 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-08-29 09:14:21,519 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-08-29 09:14:21,519 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-29 09:14:21,520 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-29 09:14:21,520 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-29 09:14:21,520 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-08-29 09:14:21,520 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-29 09:14:21,520 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-29 09:14:21,520 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-29 09:14:21,521 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 09:14:21,659 INFO L236 CfgBuilder]: Building ICFG [2023-08-29 09:14:21,664 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-29 09:14:22,193 INFO L277 CfgBuilder]: Performing block encoding [2023-08-29 09:14:22,523 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-29 09:14:22,523 INFO L302 CfgBuilder]: Removed 6 assume(true) statements. [2023-08-29 09:14:22,526 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 09:14:22 BoogieIcfgContainer [2023-08-29 09:14:22,526 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-29 09:14:22,528 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-29 09:14:22,528 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-29 09:14:22,530 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-29 09:14:22,530 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.08 09:14:21" (1/3) ... [2023-08-29 09:14:22,531 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d696ebd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 09:14:22, skipping insertion in model container [2023-08-29 09:14:22,531 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:14:21" (2/3) ... [2023-08-29 09:14:22,531 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d696ebd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 09:14:22, skipping insertion in model container [2023-08-29 09:14:22,531 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 09:14:22" (3/3) ... [2023-08-29 09:14:22,532 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-bad-ring-nondet.wvr.c [2023-08-29 09:14:22,538 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-29 09:14:22,544 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-29 09:14:22,545 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 93 error locations. [2023-08-29 09:14:22,545 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-29 09:14:22,662 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2023-08-29 09:14:22,667 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 09:14:22,671 INFO L158 Benchmark]: Toolchain (without parser) took 1563.80ms. Allocated memory was 79.7MB in the beginning and 96.5MB in the end (delta: 16.8MB). Free memory was 57.9MB in the beginning and 31.5MB in the end (delta: 26.4MB). Peak memory consumption was 45.1MB. Max. memory is 16.1GB. [2023-08-29 09:14:22,672 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 58.7MB. Free memory is still 36.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-29 09:14:22,672 INFO L158 Benchmark]: CACSL2BoogieTranslator took 204.77ms. Allocated memory is still 79.7MB. Free memory was 57.7MB in the beginning and 43.6MB in the end (delta: 14.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-08-29 09:14:22,673 INFO L158 Benchmark]: Boogie Procedure Inliner took 64.73ms. Allocated memory is still 79.7MB. Free memory was 43.4MB in the beginning and 39.1MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-29 09:14:22,673 INFO L158 Benchmark]: Boogie Preprocessor took 78.07ms. Allocated memory is still 79.7MB. Free memory was 39.1MB in the beginning and 56.2MB in the end (delta: -17.0MB). Peak memory consumption was 4.5MB. Max. memory is 16.1GB. [2023-08-29 09:14:22,674 INFO L158 Benchmark]: RCFGBuilder took 1063.80ms. Allocated memory was 79.7MB in the beginning and 96.5MB in the end (delta: 16.8MB). Free memory was 55.9MB in the beginning and 63.6MB in the end (delta: -7.8MB). Peak memory consumption was 44.9MB. Max. memory is 16.1GB. [2023-08-29 09:14:22,675 INFO L158 Benchmark]: TraceAbstraction took 141.69ms. Allocated memory is still 96.5MB. Free memory was 63.0MB in the beginning and 31.5MB in the end (delta: 31.5MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2023-08-29 09:14:22,681 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 58.7MB. Free memory is still 36.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 204.77ms. Allocated memory is still 79.7MB. Free memory was 57.7MB in the beginning and 43.6MB in the end (delta: 14.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 64.73ms. Allocated memory is still 79.7MB. Free memory was 43.4MB in the beginning and 39.1MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 78.07ms. Allocated memory is still 79.7MB. Free memory was 39.1MB in the beginning and 56.2MB in the end (delta: -17.0MB). Peak memory consumption was 4.5MB. Max. memory is 16.1GB. * RCFGBuilder took 1063.80ms. Allocated memory was 79.7MB in the beginning and 96.5MB in the end (delta: 16.8MB). Free memory was 55.9MB in the beginning and 63.6MB in the end (delta: -7.8MB). Peak memory consumption was 44.9MB. Max. memory is 16.1GB. * TraceAbstraction took 141.69ms. Allocated memory is still 96.5MB. Free memory was 63.0MB in the beginning and 31.5MB in the end (delta: 31.5MB). Peak memory consumption was 31.5MB. 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 09:14:22,723 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/weaver/popl20-bad-ring-nondet.wvr.c -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 5fedede1a0cf545b0a275694256164e3eb4f49b22c80042adac647157728b27d --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 09:14:24,174 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-29 09:14:24,176 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-29 09:14:24,210 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-29 09:14:24,212 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-29 09:14:24,215 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-29 09:14:24,216 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-29 09:14:24,218 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-29 09:14:24,220 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-29 09:14:24,223 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-29 09:14:24,224 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-29 09:14:24,226 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-29 09:14:24,226 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-29 09:14:24,227 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-29 09:14:24,228 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-29 09:14:24,230 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-29 09:14:24,232 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-29 09:14:24,232 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-29 09:14:24,234 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-29 09:14:24,237 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-29 09:14:24,238 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-29 09:14:24,238 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-29 09:14:24,239 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-29 09:14:24,240 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-29 09:14:24,244 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-29 09:14:24,245 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-29 09:14:24,245 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-29 09:14:24,246 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-29 09:14:24,246 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-29 09:14:24,247 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-29 09:14:24,247 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-29 09:14:24,251 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-29 09:14:24,252 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-29 09:14:24,252 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-29 09:14:24,253 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-29 09:14:24,254 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-29 09:14:24,254 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-29 09:14:24,254 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-29 09:14:24,255 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-29 09:14:24,255 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-29 09:14:24,255 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-29 09:14:24,257 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Bitvector.epf [2023-08-29 09:14:24,281 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-29 09:14:24,281 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-29 09:14:24,282 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-29 09:14:24,282 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-29 09:14:24,283 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-29 09:14:24,283 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-29 09:14:24,284 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-29 09:14:24,284 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-29 09:14:24,284 INFO L138 SettingsManager]: * Use SBE=true [2023-08-29 09:14:24,284 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-29 09:14:24,285 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-29 09:14:24,285 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-29 09:14:24,285 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-29 09:14:24,285 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-29 09:14:24,285 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-29 09:14:24,285 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-29 09:14:24,285 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-29 09:14:24,285 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-08-29 09:14:24,286 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-29 09:14:24,286 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-29 09:14:24,286 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-29 09:14:24,286 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-29 09:14:24,286 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-29 09:14:24,286 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-29 09:14:24,286 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-29 09:14:24,287 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-29 09:14:24,287 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-29 09:14:24,287 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 09:14:24,287 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-29 09:14:24,287 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-29 09:14:24,287 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-29 09:14:24,287 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-29 09:14:24,288 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-29 09:14:24,288 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-29 09:14:24,288 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-29 09:14:24,288 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-29 09:14:24,288 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-29 09:14:24,288 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-29 09:14:24,288 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-29 09:14:24,288 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5fedede1a0cf545b0a275694256164e3eb4f49b22c80042adac647157728b27d Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-29 09:14:24,533 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-29 09:14:24,555 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-29 09:14:24,557 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-29 09:14:24,557 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-29 09:14:24,558 INFO L275 PluginConnector]: CDTParser initialized [2023-08-29 09:14:24,559 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/popl20-bad-ring-nondet.wvr.c [2023-08-29 09:14:25,499 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-29 09:14:25,653 INFO L351 CDTParser]: Found 1 translation units. [2023-08-29 09:14:25,653 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-bad-ring-nondet.wvr.c [2023-08-29 09:14:25,657 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9a681cb67/ba61d69f1e134044bf36c588be0e0123/FLAG1e38e2276 [2023-08-29 09:14:25,667 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9a681cb67/ba61d69f1e134044bf36c588be0e0123 [2023-08-29 09:14:25,669 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-29 09:14:25,671 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-29 09:14:25,672 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-29 09:14:25,672 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-29 09:14:25,674 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-29 09:14:25,674 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:14:25" (1/1) ... [2023-08-29 09:14:25,675 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3993c2ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:14:25, skipping insertion in model container [2023-08-29 09:14:25,675 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:14:25" (1/1) ... [2023-08-29 09:14:25,679 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-29 09:14:25,692 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-29 09:14:25,810 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-bad-ring-nondet.wvr.c[4085,4098] [2023-08-29 09:14:25,814 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 09:14:25,823 INFO L203 MainTranslator]: Completed pre-run [2023-08-29 09:14:25,849 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-bad-ring-nondet.wvr.c[4085,4098] [2023-08-29 09:14:25,852 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 09:14:25,858 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 09:14:25,858 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 09:14:25,866 INFO L208 MainTranslator]: Completed translation [2023-08-29 09:14:25,877 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:14:25 WrapperNode [2023-08-29 09:14:25,877 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-29 09:14:25,878 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-29 09:14:25,878 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-29 09:14:25,878 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-29 09:14:25,882 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:14:25" (1/1) ... [2023-08-29 09:14:25,893 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:14:25" (1/1) ... [2023-08-29 09:14:25,942 INFO L138 Inliner]: procedures = 27, calls = 63, calls flagged for inlining = 16, calls inlined = 20, statements flattened = 628 [2023-08-29 09:14:25,942 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-29 09:14:25,943 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-29 09:14:25,943 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-29 09:14:25,943 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-29 09:14:25,953 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:14:25" (1/1) ... [2023-08-29 09:14:25,953 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:14:25" (1/1) ... [2023-08-29 09:14:25,959 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:14:25" (1/1) ... [2023-08-29 09:14:25,968 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:14:25" (1/1) ... [2023-08-29 09:14:25,984 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:14:25" (1/1) ... [2023-08-29 09:14:26,004 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:14:25" (1/1) ... [2023-08-29 09:14:26,010 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:14:25" (1/1) ... [2023-08-29 09:14:26,012 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:14:25" (1/1) ... [2023-08-29 09:14:26,019 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-29 09:14:26,022 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-29 09:14:26,022 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-29 09:14:26,022 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-29 09:14:26,023 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:14:25" (1/1) ... [2023-08-29 09:14:26,027 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 09:14:26,035 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-29 09:14:26,044 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 09:14:26,052 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 09:14:26,073 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-29 09:14:26,074 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-29 09:14:26,074 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-29 09:14:26,074 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-08-29 09:14:26,074 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-08-29 09:14:26,074 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-08-29 09:14:26,074 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-08-29 09:14:26,074 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-08-29 09:14:26,074 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-08-29 09:14:26,075 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-08-29 09:14:26,075 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-29 09:14:26,075 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-29 09:14:26,075 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-08-29 09:14:26,075 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-29 09:14:26,075 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-29 09:14:26,075 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-29 09:14:26,076 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-29 09:14:26,077 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 09:14:26,206 INFO L236 CfgBuilder]: Building ICFG [2023-08-29 09:14:26,208 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-29 09:14:26,887 INFO L277 CfgBuilder]: Performing block encoding [2023-08-29 09:14:27,265 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-29 09:14:27,266 INFO L302 CfgBuilder]: Removed 6 assume(true) statements. [2023-08-29 09:14:27,269 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 09:14:27 BoogieIcfgContainer [2023-08-29 09:14:27,269 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-29 09:14:27,271 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-29 09:14:27,271 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-29 09:14:27,272 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-29 09:14:27,273 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.08 09:14:25" (1/3) ... [2023-08-29 09:14:27,273 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@128388e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 09:14:27, skipping insertion in model container [2023-08-29 09:14:27,273 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:14:25" (2/3) ... [2023-08-29 09:14:27,273 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@128388e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 09:14:27, skipping insertion in model container [2023-08-29 09:14:27,273 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 09:14:27" (3/3) ... [2023-08-29 09:14:27,274 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-bad-ring-nondet.wvr.c [2023-08-29 09:14:27,280 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-29 09:14:27,286 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-29 09:14:27,286 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 93 error locations. [2023-08-29 09:14:27,286 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-29 09:14:27,402 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2023-08-29 09:14:27,406 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 09:14:27,409 INFO L158 Benchmark]: Toolchain (without parser) took 1737.14ms. Allocated memory was 79.7MB in the beginning and 130.0MB in the end (delta: 50.3MB). Free memory was 54.1MB in the beginning and 92.1MB in the end (delta: -37.9MB). Peak memory consumption was 63.6MB. Max. memory is 16.1GB. [2023-08-29 09:14:27,409 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 79.7MB. Free memory is still 58.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-29 09:14:27,409 INFO L158 Benchmark]: CACSL2BoogieTranslator took 205.59ms. Allocated memory is still 79.7MB. Free memory was 53.9MB in the beginning and 39.1MB in the end (delta: 14.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-08-29 09:14:27,410 INFO L158 Benchmark]: Boogie Procedure Inliner took 64.25ms. Allocated memory was 79.7MB in the beginning and 102.8MB in the end (delta: 23.1MB). Free memory was 39.1MB in the beginning and 81.0MB in the end (delta: -42.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-08-29 09:14:27,410 INFO L158 Benchmark]: Boogie Preprocessor took 78.34ms. Allocated memory is still 102.8MB. Free memory was 81.0MB in the beginning and 76.5MB in the end (delta: 4.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-29 09:14:27,411 INFO L158 Benchmark]: RCFGBuilder took 1247.85ms. Allocated memory was 102.8MB in the beginning and 130.0MB in the end (delta: 27.3MB). Free memory was 76.5MB in the beginning and 83.2MB in the end (delta: -6.7MB). Peak memory consumption was 59.3MB. Max. memory is 16.1GB. [2023-08-29 09:14:27,411 INFO L158 Benchmark]: TraceAbstraction took 137.20ms. Allocated memory is still 130.0MB. Free memory was 82.2MB in the beginning and 92.1MB in the end (delta: -9.9MB). Peak memory consumption was 42.6MB. Max. memory is 16.1GB. [2023-08-29 09:14:27,413 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 79.7MB. Free memory is still 58.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 205.59ms. Allocated memory is still 79.7MB. Free memory was 53.9MB in the beginning and 39.1MB in the end (delta: 14.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 64.25ms. Allocated memory was 79.7MB in the beginning and 102.8MB in the end (delta: 23.1MB). Free memory was 39.1MB in the beginning and 81.0MB in the end (delta: -42.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 78.34ms. Allocated memory is still 102.8MB. Free memory was 81.0MB in the beginning and 76.5MB in the end (delta: 4.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1247.85ms. Allocated memory was 102.8MB in the beginning and 130.0MB in the end (delta: 27.3MB). Free memory was 76.5MB in the beginning and 83.2MB in the end (delta: -6.7MB). Peak memory consumption was 59.3MB. Max. memory is 16.1GB. * TraceAbstraction took 137.20ms. Allocated memory is still 130.0MB. Free memory was 82.2MB in the beginning and 92.1MB in the end (delta: -9.9MB). Peak memory consumption was 42.6MB. 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. [2023-08-29 09:14:27,426 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