./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/no-data-race.prp --file ../../../trunk/examples/svcomp/weaver/popl20-counter-determinism.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-counter-determinism.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 65bf47faf943da19c0d2d15e35f35ceed9dd68ed50ac4355a0589bd57bf3d155 --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 09:14:29,372 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-29 09:14:29,374 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-29 09:14:29,406 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-29 09:14:29,408 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-29 09:14:29,411 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-29 09:14:29,412 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-29 09:14:29,414 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-29 09:14:29,415 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-29 09:14:29,419 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-29 09:14:29,420 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-29 09:14:29,420 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-29 09:14:29,420 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-29 09:14:29,421 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-29 09:14:29,422 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-29 09:14:29,425 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-29 09:14:29,427 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-29 09:14:29,427 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-29 09:14:29,428 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-29 09:14:29,429 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-29 09:14:29,430 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-29 09:14:29,430 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-29 09:14:29,431 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-29 09:14:29,431 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-29 09:14:29,433 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-29 09:14:29,436 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-29 09:14:29,437 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-29 09:14:29,437 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-29 09:14:29,437 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-29 09:14:29,438 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-29 09:14:29,438 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-29 09:14:29,439 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-29 09:14:29,439 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-29 09:14:29,439 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-29 09:14:29,440 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-29 09:14:29,443 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-29 09:14:29,443 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-29 09:14:29,443 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-29 09:14:29,444 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-29 09:14:29,444 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-29 09:14:29,445 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-29 09:14:29,446 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2023-08-29 09:14:29,463 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-29 09:14:29,463 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-29 09:14:29,464 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-29 09:14:29,464 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-29 09:14:29,464 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-29 09:14:29,464 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-29 09:14:29,465 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-29 09:14:29,465 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-29 09:14:29,466 INFO L138 SettingsManager]: * Use SBE=true [2023-08-29 09:14:29,466 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-29 09:14:29,466 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-29 09:14:29,466 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-29 09:14:29,466 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-29 09:14:29,466 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-29 09:14:29,467 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-29 09:14:29,467 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-29 09:14:29,467 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-29 09:14:29,467 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-29 09:14:29,467 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-08-29 09:14:29,467 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-29 09:14:29,467 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-29 09:14:29,467 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-29 09:14:29,468 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-29 09:14:29,468 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-29 09:14:29,468 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-29 09:14:29,468 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-29 09:14:29,468 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 09:14:29,468 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-29 09:14:29,469 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-29 09:14:29,469 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-29 09:14:29,469 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-29 09:14:29,469 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-29 09:14:29,469 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-29 09:14:29,469 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-29 09:14:29,469 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-29 09:14:29,470 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-29 09:14:29,470 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-29 09:14:29,470 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 65bf47faf943da19c0d2d15e35f35ceed9dd68ed50ac4355a0589bd57bf3d155 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-29 09:14:29,677 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-29 09:14:29,701 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-29 09:14:29,703 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-29 09:14:29,704 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-29 09:14:29,704 INFO L275 PluginConnector]: CDTParser initialized [2023-08-29 09:14:29,705 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/popl20-counter-determinism.wvr.c [2023-08-29 09:14:30,677 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-29 09:14:30,830 INFO L351 CDTParser]: Found 1 translation units. [2023-08-29 09:14:30,830 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-counter-determinism.wvr.c [2023-08-29 09:14:30,835 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/50c3595d4/4043611a524a4b8b88dd993ce7a0c28a/FLAG236627c79 [2023-08-29 09:14:30,854 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/50c3595d4/4043611a524a4b8b88dd993ce7a0c28a [2023-08-29 09:14:30,857 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-29 09:14:30,858 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-29 09:14:30,859 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-29 09:14:30,859 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-29 09:14:30,861 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-29 09:14:30,862 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:14:30" (1/1) ... [2023-08-29 09:14:30,865 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4751d5b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:14:30, skipping insertion in model container [2023-08-29 09:14:30,865 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:14:30" (1/1) ... [2023-08-29 09:14:30,869 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-29 09:14:30,883 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-29 09:14:30,990 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-counter-determinism.wvr.c[2476,2489] [2023-08-29 09:14:30,991 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 09:14:30,996 INFO L203 MainTranslator]: Completed pre-run [2023-08-29 09:14:31,013 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-counter-determinism.wvr.c[2476,2489] [2023-08-29 09:14:31,014 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 09:14:31,019 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 09:14:31,019 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 09:14:31,023 INFO L208 MainTranslator]: Completed translation [2023-08-29 09:14:31,023 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:14:31 WrapperNode [2023-08-29 09:14:31,024 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-29 09:14:31,024 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-29 09:14:31,025 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-29 09:14:31,025 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-29 09:14:31,029 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:14:31" (1/1) ... [2023-08-29 09:14:31,034 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:14:31" (1/1) ... [2023-08-29 09:14:31,049 INFO L138 Inliner]: procedures = 23, calls = 41, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 165 [2023-08-29 09:14:31,049 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-29 09:14:31,050 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-29 09:14:31,050 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-29 09:14:31,050 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-29 09:14:31,056 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:14:31" (1/1) ... [2023-08-29 09:14:31,056 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:14:31" (1/1) ... [2023-08-29 09:14:31,058 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:14:31" (1/1) ... [2023-08-29 09:14:31,058 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:14:31" (1/1) ... [2023-08-29 09:14:31,063 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:14:31" (1/1) ... [2023-08-29 09:14:31,065 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:14:31" (1/1) ... [2023-08-29 09:14:31,066 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:14:31" (1/1) ... [2023-08-29 09:14:31,067 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:14:31" (1/1) ... [2023-08-29 09:14:31,069 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-29 09:14:31,069 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-29 09:14:31,069 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-29 09:14:31,069 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-29 09:14:31,070 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:14:31" (1/1) ... [2023-08-29 09:14:31,074 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 09:14:31,081 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-29 09:14:31,098 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 09:14:31,113 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 09:14:31,121 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-29 09:14:31,121 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-08-29 09:14:31,121 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-08-29 09:14:31,121 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-08-29 09:14:31,121 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-08-29 09:14:31,121 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-08-29 09:14:31,122 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-08-29 09:14:31,122 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-08-29 09:14:31,122 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-08-29 09:14:31,122 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-29 09:14:31,122 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-29 09:14:31,122 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-29 09:14:31,122 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-29 09:14:31,123 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-29 09:14:31,123 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-29 09:14:31,123 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-29 09:14:31,123 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-29 09:14:31,123 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-29 09:14:31,124 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 09:14:31,198 INFO L236 CfgBuilder]: Building ICFG [2023-08-29 09:14:31,199 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-29 09:14:31,518 INFO L277 CfgBuilder]: Performing block encoding [2023-08-29 09:14:31,593 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-29 09:14:31,593 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-08-29 09:14:31,595 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 09:14:31 BoogieIcfgContainer [2023-08-29 09:14:31,595 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-29 09:14:31,597 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-29 09:14:31,597 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-29 09:14:31,599 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-29 09:14:31,599 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.08 09:14:30" (1/3) ... [2023-08-29 09:14:31,600 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@19d1c3a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 09:14:31, skipping insertion in model container [2023-08-29 09:14:31,600 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:14:31" (2/3) ... [2023-08-29 09:14:31,600 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@19d1c3a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 09:14:31, skipping insertion in model container [2023-08-29 09:14:31,600 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 09:14:31" (3/3) ... [2023-08-29 09:14:31,601 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-counter-determinism.wvr.c [2023-08-29 09:14:31,606 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-29 09:14:31,612 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-29 09:14:31,612 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 21 error locations. [2023-08-29 09:14:31,613 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-29 09:14:31,697 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2023-08-29 09:14:31,702 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 09:14:31,707 INFO L158 Benchmark]: Toolchain (without parser) took 848.19ms. Allocated memory is still 88.1MB. Free memory was 65.2MB in the beginning and 61.3MB in the end (delta: 4.0MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2023-08-29 09:14:31,707 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 71.3MB. Free memory is still 49.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-29 09:14:31,708 INFO L158 Benchmark]: CACSL2BoogieTranslator took 164.59ms. Allocated memory is still 88.1MB. Free memory was 65.0MB in the beginning and 53.4MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-08-29 09:14:31,708 INFO L158 Benchmark]: Boogie Procedure Inliner took 25.01ms. Allocated memory is still 88.1MB. Free memory was 53.4MB in the beginning and 51.2MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-29 09:14:31,709 INFO L158 Benchmark]: Boogie Preprocessor took 18.92ms. Allocated memory is still 88.1MB. Free memory was 51.2MB in the beginning and 49.3MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-29 09:14:31,709 INFO L158 Benchmark]: RCFGBuilder took 525.79ms. Allocated memory is still 88.1MB. Free memory was 49.3MB in the beginning and 46.7MB in the end (delta: 2.6MB). Peak memory consumption was 13.0MB. Max. memory is 16.1GB. [2023-08-29 09:14:31,710 INFO L158 Benchmark]: TraceAbstraction took 108.49ms. Allocated memory is still 88.1MB. Free memory was 46.0MB in the beginning and 61.3MB in the end (delta: -15.3MB). Peak memory consumption was 10.1MB. Max. memory is 16.1GB. [2023-08-29 09:14:31,715 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 71.3MB. Free memory is still 49.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 164.59ms. Allocated memory is still 88.1MB. Free memory was 65.0MB in the beginning and 53.4MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 25.01ms. Allocated memory is still 88.1MB. Free memory was 53.4MB in the beginning and 51.2MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 18.92ms. Allocated memory is still 88.1MB. Free memory was 51.2MB in the beginning and 49.3MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 525.79ms. Allocated memory is still 88.1MB. Free memory was 49.3MB in the beginning and 46.7MB in the end (delta: 2.6MB). Peak memory consumption was 13.0MB. Max. memory is 16.1GB. * TraceAbstraction took 108.49ms. Allocated memory is still 88.1MB. Free memory was 46.0MB in the beginning and 61.3MB in the end (delta: -15.3MB). Peak memory consumption was 10.1MB. 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 09:14:31,736 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-counter-determinism.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 65bf47faf943da19c0d2d15e35f35ceed9dd68ed50ac4355a0589bd57bf3d155 --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 09:14:33,239 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-29 09:14:33,241 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-29 09:14:33,266 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-29 09:14:33,267 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-29 09:14:33,268 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-29 09:14:33,269 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-29 09:14:33,270 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-29 09:14:33,271 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-29 09:14:33,271 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-29 09:14:33,273 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-29 09:14:33,274 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-29 09:14:33,275 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-29 09:14:33,276 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-29 09:14:33,277 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-29 09:14:33,279 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-29 09:14:33,280 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-29 09:14:33,283 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-29 09:14:33,284 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-29 09:14:33,285 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-29 09:14:33,295 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-29 09:14:33,296 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-29 09:14:33,296 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-29 09:14:33,297 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-29 09:14:33,299 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-29 09:14:33,301 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-29 09:14:33,301 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-29 09:14:33,301 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-29 09:14:33,302 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-29 09:14:33,302 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-29 09:14:33,303 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-29 09:14:33,304 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-29 09:14:33,305 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-29 09:14:33,306 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-29 09:14:33,307 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-29 09:14:33,309 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-29 09:14:33,309 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-29 09:14:33,310 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-29 09:14:33,310 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-29 09:14:33,311 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-29 09:14:33,311 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-29 09:14:33,312 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Bitvector.epf [2023-08-29 09:14:33,331 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-29 09:14:33,331 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-29 09:14:33,332 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-29 09:14:33,332 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-29 09:14:33,333 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-29 09:14:33,333 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-29 09:14:33,334 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-29 09:14:33,334 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-29 09:14:33,334 INFO L138 SettingsManager]: * Use SBE=true [2023-08-29 09:14:33,334 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-29 09:14:33,335 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-29 09:14:33,335 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-29 09:14:33,335 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-29 09:14:33,335 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-29 09:14:33,335 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-29 09:14:33,335 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-29 09:14:33,335 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-29 09:14:33,336 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-08-29 09:14:33,336 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-29 09:14:33,336 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-29 09:14:33,336 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-29 09:14:33,336 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-29 09:14:33,336 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-29 09:14:33,336 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-29 09:14:33,337 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-29 09:14:33,337 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-29 09:14:33,337 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-29 09:14:33,337 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 09:14:33,337 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-29 09:14:33,337 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-29 09:14:33,338 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-29 09:14:33,338 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-29 09:14:33,338 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-29 09:14:33,338 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-29 09:14:33,338 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-29 09:14:33,338 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-29 09:14:33,338 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-29 09:14:33,339 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-29 09:14:33,339 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-29 09:14:33,339 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 65bf47faf943da19c0d2d15e35f35ceed9dd68ed50ac4355a0589bd57bf3d155 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-29 09:14:33,567 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-29 09:14:33,583 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-29 09:14:33,585 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-29 09:14:33,586 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-29 09:14:33,586 INFO L275 PluginConnector]: CDTParser initialized [2023-08-29 09:14:33,587 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/popl20-counter-determinism.wvr.c [2023-08-29 09:14:34,494 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-29 09:14:34,665 INFO L351 CDTParser]: Found 1 translation units. [2023-08-29 09:14:34,666 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-counter-determinism.wvr.c [2023-08-29 09:14:34,671 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/19e53a46a/2c1d0ad4ef1e4d1e9bb487bcfab5f2e5/FLAG54facd707 [2023-08-29 09:14:34,688 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/19e53a46a/2c1d0ad4ef1e4d1e9bb487bcfab5f2e5 [2023-08-29 09:14:34,690 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-29 09:14:34,691 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-29 09:14:34,693 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-29 09:14:34,693 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-29 09:14:34,696 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-29 09:14:34,697 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:14:34" (1/1) ... [2023-08-29 09:14:34,699 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c2e2f43 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:14:34, skipping insertion in model container [2023-08-29 09:14:34,699 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:14:34" (1/1) ... [2023-08-29 09:14:34,703 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-29 09:14:34,714 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-29 09:14:34,852 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-counter-determinism.wvr.c[2476,2489] [2023-08-29 09:14:34,854 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 09:14:34,867 INFO L203 MainTranslator]: Completed pre-run [2023-08-29 09:14:34,904 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-counter-determinism.wvr.c[2476,2489] [2023-08-29 09:14:34,908 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 09:14:34,915 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 09:14:34,916 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 09:14:34,921 INFO L208 MainTranslator]: Completed translation [2023-08-29 09:14:34,921 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:14:34 WrapperNode [2023-08-29 09:14:34,922 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-29 09:14:34,923 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-29 09:14:34,923 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-29 09:14:34,923 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-29 09:14:34,928 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:14:34" (1/1) ... [2023-08-29 09:14:34,946 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:14:34" (1/1) ... [2023-08-29 09:14:34,973 INFO L138 Inliner]: procedures = 25, calls = 41, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 164 [2023-08-29 09:14:34,973 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-29 09:14:34,974 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-29 09:14:34,974 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-29 09:14:34,974 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-29 09:14:34,980 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:14:34" (1/1) ... [2023-08-29 09:14:34,981 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:14:34" (1/1) ... [2023-08-29 09:14:34,992 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:14:34" (1/1) ... [2023-08-29 09:14:34,994 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:14:34" (1/1) ... [2023-08-29 09:14:35,003 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:14:34" (1/1) ... [2023-08-29 09:14:35,012 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:14:34" (1/1) ... [2023-08-29 09:14:35,014 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:14:34" (1/1) ... [2023-08-29 09:14:35,018 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:14:34" (1/1) ... [2023-08-29 09:14:35,021 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-29 09:14:35,023 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-29 09:14:35,023 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-29 09:14:35,023 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-29 09:14:35,024 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:14:34" (1/1) ... [2023-08-29 09:14:35,028 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 09:14:35,035 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-29 09:14:35,046 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 09:14:35,054 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 09:14:35,072 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-29 09:14:35,072 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-08-29 09:14:35,072 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-08-29 09:14:35,073 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-08-29 09:14:35,073 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-08-29 09:14:35,073 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-08-29 09:14:35,073 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-08-29 09:14:35,073 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-29 09:14:35,073 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-08-29 09:14:35,073 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-08-29 09:14:35,073 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-29 09:14:35,074 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-29 09:14:35,074 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-29 09:14:35,074 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-08-29 09:14:35,074 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-29 09:14:35,074 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-29 09:14:35,074 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-29 09:14:35,074 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-29 09:14:35,075 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 09:14:35,204 INFO L236 CfgBuilder]: Building ICFG [2023-08-29 09:14:35,205 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-29 09:14:35,558 INFO L277 CfgBuilder]: Performing block encoding [2023-08-29 09:14:35,640 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-29 09:14:35,640 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-08-29 09:14:35,642 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 09:14:35 BoogieIcfgContainer [2023-08-29 09:14:35,642 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-29 09:14:35,645 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-29 09:14:35,645 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-29 09:14:35,647 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-29 09:14:35,647 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.08 09:14:34" (1/3) ... [2023-08-29 09:14:35,648 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@59b4a9dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 09:14:35, skipping insertion in model container [2023-08-29 09:14:35,648 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:14:34" (2/3) ... [2023-08-29 09:14:35,648 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@59b4a9dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 09:14:35, skipping insertion in model container [2023-08-29 09:14:35,649 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 09:14:35" (3/3) ... [2023-08-29 09:14:35,650 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-counter-determinism.wvr.c [2023-08-29 09:14:35,655 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-29 09:14:35,661 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-29 09:14:35,662 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 21 error locations. [2023-08-29 09:14:35,662 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-29 09:14:35,715 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2023-08-29 09:14:35,720 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 09:14:35,724 INFO L158 Benchmark]: Toolchain (without parser) took 1032.66ms. Allocated memory was 73.4MB in the beginning and 100.7MB in the end (delta: 27.3MB). Free memory was 52.1MB in the beginning and 39.4MB in the end (delta: 12.8MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2023-08-29 09:14:35,725 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 73.4MB. Free memory was 51.9MB in the beginning and 51.8MB in the end (delta: 78.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-29 09:14:35,725 INFO L158 Benchmark]: CACSL2BoogieTranslator took 229.26ms. Allocated memory is still 73.4MB. Free memory was 52.1MB in the beginning and 39.9MB in the end (delta: 12.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-08-29 09:14:35,726 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.37ms. Allocated memory is still 73.4MB. Free memory was 39.9MB in the beginning and 37.6MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-29 09:14:35,726 INFO L158 Benchmark]: Boogie Preprocessor took 47.85ms. Allocated memory is still 73.4MB. Free memory was 37.6MB in the beginning and 35.6MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-29 09:14:35,727 INFO L158 Benchmark]: RCFGBuilder took 619.55ms. Allocated memory was 73.4MB in the beginning and 100.7MB in the end (delta: 27.3MB). Free memory was 35.6MB in the beginning and 52.9MB in the end (delta: -17.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-08-29 09:14:35,728 INFO L158 Benchmark]: TraceAbstraction took 78.23ms. Allocated memory is still 100.7MB. Free memory was 52.4MB in the beginning and 39.4MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-08-29 09:14:35,733 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 73.4MB. Free memory was 51.9MB in the beginning and 51.8MB in the end (delta: 78.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 229.26ms. Allocated memory is still 73.4MB. Free memory was 52.1MB in the beginning and 39.9MB in the end (delta: 12.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 50.37ms. Allocated memory is still 73.4MB. Free memory was 39.9MB in the beginning and 37.6MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 47.85ms. Allocated memory is still 73.4MB. Free memory was 37.6MB in the beginning and 35.6MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 619.55ms. Allocated memory was 73.4MB in the beginning and 100.7MB in the end (delta: 27.3MB). Free memory was 35.6MB in the beginning and 52.9MB in the end (delta: -17.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * TraceAbstraction took 78.23ms. Allocated memory is still 100.7MB. Free memory was 52.4MB in the beginning and 39.4MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. 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 09:14:35,759 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE