./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/no-overflow.prp --file ../../../trunk/examples/svcomp/weaver/parallel-lamport.wvr.c --full-output --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version b8dbc81d Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/weaver/parallel-lamport.wvr.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash dda4e60b50ccb96ce521fa11aa956967863397082d82b1fb589f74967fe28a7c --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --- Real Ultimate output --- This is Ultimate 0.2.3-?-b8dbc81 [2023-08-30 12:31:36,122 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 12:31:36,123 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 12:31:36,158 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 12:31:36,159 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 12:31:36,163 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 12:31:36,164 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 12:31:36,166 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 12:31:36,168 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 12:31:36,171 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 12:31:36,172 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 12:31:36,173 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 12:31:36,175 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 12:31:36,177 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 12:31:36,179 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 12:31:36,180 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 12:31:36,181 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 12:31:36,185 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 12:31:36,186 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 12:31:36,189 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 12:31:36,190 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 12:31:36,191 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 12:31:36,192 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 12:31:36,193 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 12:31:36,196 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 12:31:36,196 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 12:31:36,197 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 12:31:36,198 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 12:31:36,198 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 12:31:36,199 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 12:31:36,199 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 12:31:36,200 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 12:31:36,200 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 12:31:36,201 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 12:31:36,202 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 12:31:36,202 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 12:31:36,203 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 12:31:36,203 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 12:31:36,215 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 12:31:36,218 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 12:31:36,219 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 12:31:36,220 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2023-08-30 12:31:36,254 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 12:31:36,254 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 12:31:36,255 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 12:31:36,255 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 12:31:36,256 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 12:31:36,257 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 12:31:36,257 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 12:31:36,258 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 12:31:36,258 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 12:31:36,258 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 12:31:36,259 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 12:31:36,259 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 12:31:36,259 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 12:31:36,259 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 12:31:36,259 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 12:31:36,260 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 12:31:36,260 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 12:31:36,260 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 12:31:36,260 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2023-08-30 12:31:36,260 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 12:31:36,260 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 12:31:36,261 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 12:31:36,261 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 12:31:36,261 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 12:31:36,261 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 12:31:36,261 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 12:31:36,262 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:31:36,262 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 12:31:36,262 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 12:31:36,262 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 12:31:36,262 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 12:31:36,262 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 12:31:36,263 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 12:31:36,263 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 12:31:36,263 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 12:31:36,263 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 12:31:36,263 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 12:31:36,264 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dda4e60b50ccb96ce521fa11aa956967863397082d82b1fb589f74967fe28a7c Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 12:31:36,565 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 12:31:36,589 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 12:31:36,591 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 12:31:36,592 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 12:31:36,593 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 12:31:36,594 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/parallel-lamport.wvr.c [2023-08-30 12:31:37,762 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 12:31:37,945 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 12:31:37,947 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-lamport.wvr.c [2023-08-30 12:31:37,954 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/42a1c7804/4c9d26eaadc944de87026e7f252c91c4/FLAG66eea03dc [2023-08-30 12:31:37,966 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/42a1c7804/4c9d26eaadc944de87026e7f252c91c4 [2023-08-30 12:31:37,968 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 12:31:37,969 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 12:31:37,970 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 12:31:37,970 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 12:31:37,974 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 12:31:37,974 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:31:37" (1/1) ... [2023-08-30 12:31:37,975 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1dbbf294 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:31:37, skipping insertion in model container [2023-08-30 12:31:37,975 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:31:37" (1/1) ... [2023-08-30 12:31:37,980 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 12:31:38,000 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 12:31:38,175 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/parallel-lamport.wvr.c[4210,4223] [2023-08-30 12:31:38,193 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:31:38,203 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 12:31:38,239 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/parallel-lamport.wvr.c[4210,4223] [2023-08-30 12:31:38,249 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:31:38,257 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:31:38,259 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:31:38,264 INFO L208 MainTranslator]: Completed translation [2023-08-30 12:31:38,265 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:31:38 WrapperNode [2023-08-30 12:31:38,265 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 12:31:38,266 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 12:31:38,267 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 12:31:38,267 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 12:31:38,272 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:31:38" (1/1) ... [2023-08-30 12:31:38,291 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:31:38" (1/1) ... [2023-08-30 12:31:38,325 INFO L138 Inliner]: procedures = 25, calls = 89, calls flagged for inlining = 15, calls inlined = 15, statements flattened = 249 [2023-08-30 12:31:38,326 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 12:31:38,328 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 12:31:38,328 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 12:31:38,328 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 12:31:38,335 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:31:38" (1/1) ... [2023-08-30 12:31:38,336 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:31:38" (1/1) ... [2023-08-30 12:31:38,348 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:31:38" (1/1) ... [2023-08-30 12:31:38,349 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:31:38" (1/1) ... [2023-08-30 12:31:38,358 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:31:38" (1/1) ... [2023-08-30 12:31:38,370 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:31:38" (1/1) ... [2023-08-30 12:31:38,373 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:31:38" (1/1) ... [2023-08-30 12:31:38,377 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:31:38" (1/1) ... [2023-08-30 12:31:38,380 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 12:31:38,383 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 12:31:38,383 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 12:31:38,383 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 12:31:38,384 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:31:38" (1/1) ... [2023-08-30 12:31:38,389 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:31:38,398 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 12:31:38,410 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-08-30 12:31:38,422 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-08-30 12:31:38,443 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 12:31:38,444 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 12:31:38,444 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 12:31:38,444 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-30 12:31:38,444 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-08-30 12:31:38,444 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-08-30 12:31:38,444 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-08-30 12:31:38,444 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-08-30 12:31:38,445 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-08-30 12:31:38,445 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-08-30 12:31:38,445 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 12:31:38,445 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 12:31:38,445 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 12:31:38,445 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-08-30 12:31:38,446 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 12:31:38,446 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 12:31:38,446 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 12:31:38,447 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-30 12:31:38,602 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 12:31:38,604 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 12:31:38,956 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 12:31:39,062 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 12:31:39,063 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-08-30 12:31:39,064 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:31:39 BoogieIcfgContainer [2023-08-30 12:31:39,065 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 12:31:39,066 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 12:31:39,066 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 12:31:39,071 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 12:31:39,072 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 12:31:37" (1/3) ... [2023-08-30 12:31:39,072 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@41a033b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:31:39, skipping insertion in model container [2023-08-30 12:31:39,072 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:31:38" (2/3) ... [2023-08-30 12:31:39,073 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@41a033b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:31:39, skipping insertion in model container [2023-08-30 12:31:39,073 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:31:39" (3/3) ... [2023-08-30 12:31:39,074 INFO L112 eAbstractionObserver]: Analyzing ICFG parallel-lamport.wvr.c [2023-08-30 12:31:39,082 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 12:31:39,090 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 12:31:39,090 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2023-08-30 12:31:39,091 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 12:31:39,172 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2023-08-30 12:31:39,178 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE at java.base/java.lang.Enum.valueOf(Enum.java:240) at de.uni_freiburg.informatik.ultimate.core.preferences.RcpPreferenceProvider.getEnum(RcpPreferenceProvider.java:117) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TAPreferences.insufficientThreadErrorsVsProgramErrors(TAPreferences.java:218) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.partitionErrorLocations(TraceAbstractionStarter.java:394) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:225) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-08-30 12:31:39,183 INFO L158 Benchmark]: Toolchain (without parser) took 1212.48ms. Allocated memory was 60.8MB in the beginning and 73.4MB in the end (delta: 12.6MB). Free memory was 29.1MB in the beginning and 37.7MB in the end (delta: -8.6MB). Peak memory consumption was 3.8MB. Max. memory is 16.1GB. [2023-08-30 12:31:39,184 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 50.3MB. Free memory was 28.7MB in the beginning and 28.7MB in the end (delta: 1.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 12:31:39,184 INFO L158 Benchmark]: CACSL2BoogieTranslator took 295.08ms. Allocated memory is still 60.8MB. Free memory was 29.0MB in the beginning and 34.9MB in the end (delta: -6.0MB). Peak memory consumption was 7.1MB. Max. memory is 16.1GB. [2023-08-30 12:31:39,185 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.01ms. Allocated memory is still 60.8MB. Free memory was 34.7MB in the beginning and 32.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 12:31:39,186 INFO L158 Benchmark]: Boogie Preprocessor took 54.32ms. Allocated memory is still 60.8MB. Free memory was 32.6MB in the beginning and 30.9MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 12:31:39,186 INFO L158 Benchmark]: RCFGBuilder took 682.03ms. Allocated memory was 60.8MB in the beginning and 73.4MB in the end (delta: 12.6MB). Free memory was 30.7MB in the beginning and 48.2MB in the end (delta: -17.6MB). Peak memory consumption was 15.6MB. Max. memory is 16.1GB. [2023-08-30 12:31:39,187 INFO L158 Benchmark]: TraceAbstraction took 114.82ms. Allocated memory is still 73.4MB. Free memory was 47.9MB in the beginning and 37.7MB in the end (delta: 10.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-08-30 12:31:39,194 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 50.3MB. Free memory was 28.7MB in the beginning and 28.7MB in the end (delta: 1.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 295.08ms. Allocated memory is still 60.8MB. Free memory was 29.0MB in the beginning and 34.9MB in the end (delta: -6.0MB). Peak memory consumption was 7.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 60.01ms. Allocated memory is still 60.8MB. Free memory was 34.7MB in the beginning and 32.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 54.32ms. Allocated memory is still 60.8MB. Free memory was 32.6MB in the beginning and 30.9MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 682.03ms. Allocated memory was 60.8MB in the beginning and 73.4MB in the end (delta: 12.6MB). Free memory was 30.7MB in the beginning and 48.2MB in the end (delta: -17.6MB). Peak memory consumption was 15.6MB. Max. memory is 16.1GB. * TraceAbstraction took 114.82ms. Allocated memory is still 73.4MB. Free memory was 47.9MB in the beginning and 37.7MB in the end (delta: 10.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-30 12:31:39,220 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/parallel-lamport.wvr.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash dda4e60b50ccb96ce521fa11aa956967863397082d82b1fb589f74967fe28a7c --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --- Real Ultimate output --- This is Ultimate 0.2.3-?-b8dbc81 [2023-08-30 12:31:41,074 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 12:31:41,076 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 12:31:41,111 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 12:31:41,112 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 12:31:41,115 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 12:31:41,117 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 12:31:41,120 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 12:31:41,122 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 12:31:41,126 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 12:31:41,127 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 12:31:41,129 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 12:31:41,129 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 12:31:41,131 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 12:31:41,133 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 12:31:41,138 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 12:31:41,139 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 12:31:41,140 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 12:31:41,141 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 12:31:41,146 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 12:31:41,148 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 12:31:41,148 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 12:31:41,149 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 12:31:41,150 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 12:31:41,157 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 12:31:41,157 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 12:31:41,157 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 12:31:41,159 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 12:31:41,160 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 12:31:41,161 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 12:31:41,161 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 12:31:41,163 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 12:31:41,164 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 12:31:41,165 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 12:31:41,165 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 12:31:41,166 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 12:31:41,166 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 12:31:41,167 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 12:31:41,167 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 12:31:41,168 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 12:31:41,168 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 12:31:41,170 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Bitvector.epf [2023-08-30 12:31:41,202 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 12:31:41,203 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 12:31:41,204 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 12:31:41,204 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 12:31:41,205 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 12:31:41,205 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 12:31:41,205 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 12:31:41,205 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 12:31:41,206 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 12:31:41,206 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 12:31:41,207 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 12:31:41,207 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 12:31:41,207 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 12:31:41,207 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 12:31:41,207 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 12:31:41,208 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 12:31:41,208 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 12:31:41,208 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 12:31:41,208 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 12:31:41,208 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2023-08-30 12:31:41,209 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 12:31:41,209 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 12:31:41,209 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 12:31:41,209 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 12:31:41,209 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 12:31:41,210 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 12:31:41,210 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 12:31:41,210 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 12:31:41,210 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:31:41,210 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 12:31:41,210 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 12:31:41,211 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 12:31:41,211 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 12:31:41,211 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 12:31:41,211 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 12:31:41,212 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 12:31:41,212 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 12:31:41,212 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 12:31:41,212 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 12:31:41,212 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 12:31:41,212 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dda4e60b50ccb96ce521fa11aa956967863397082d82b1fb589f74967fe28a7c Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 12:31:41,504 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 12:31:41,524 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 12:31:41,528 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 12:31:41,529 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 12:31:41,529 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 12:31:41,531 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/parallel-lamport.wvr.c [2023-08-30 12:31:42,710 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 12:31:42,896 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 12:31:42,896 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-lamport.wvr.c [2023-08-30 12:31:42,902 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b8611285e/aa2ca443f7a3475fb64f4a05ace3e0d2/FLAG3a9da252f [2023-08-30 12:31:42,912 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b8611285e/aa2ca443f7a3475fb64f4a05ace3e0d2 [2023-08-30 12:31:42,914 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 12:31:42,915 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 12:31:42,916 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 12:31:42,917 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 12:31:42,919 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 12:31:42,920 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:31:42" (1/1) ... [2023-08-30 12:31:42,921 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31075f76 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:31:42, skipping insertion in model container [2023-08-30 12:31:42,921 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:31:42" (1/1) ... [2023-08-30 12:31:42,927 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 12:31:42,949 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 12:31:43,081 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/parallel-lamport.wvr.c[4210,4223] [2023-08-30 12:31:43,087 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:31:43,097 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-08-30 12:31:43,100 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 12:31:43,115 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/parallel-lamport.wvr.c[4210,4223] [2023-08-30 12:31:43,119 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:31:43,122 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 12:31:43,142 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/parallel-lamport.wvr.c[4210,4223] [2023-08-30 12:31:43,145 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:31:43,152 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:31:43,152 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:31:43,157 INFO L208 MainTranslator]: Completed translation [2023-08-30 12:31:43,158 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:31:43 WrapperNode [2023-08-30 12:31:43,158 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 12:31:43,159 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 12:31:43,159 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 12:31:43,159 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 12:31:43,164 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:31:43" (1/1) ... [2023-08-30 12:31:43,173 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:31:43" (1/1) ... [2023-08-30 12:31:43,192 INFO L138 Inliner]: procedures = 27, calls = 89, calls flagged for inlining = 15, calls inlined = 15, statements flattened = 241 [2023-08-30 12:31:43,193 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 12:31:43,193 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 12:31:43,193 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 12:31:43,194 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 12:31:43,200 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:31:43" (1/1) ... [2023-08-30 12:31:43,201 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:31:43" (1/1) ... [2023-08-30 12:31:43,204 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:31:43" (1/1) ... [2023-08-30 12:31:43,205 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:31:43" (1/1) ... [2023-08-30 12:31:43,212 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:31:43" (1/1) ... [2023-08-30 12:31:43,215 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:31:43" (1/1) ... [2023-08-30 12:31:43,217 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:31:43" (1/1) ... [2023-08-30 12:31:43,224 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:31:43" (1/1) ... [2023-08-30 12:31:43,227 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 12:31:43,234 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 12:31:43,234 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 12:31:43,234 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 12:31:43,235 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:31:43" (1/1) ... [2023-08-30 12:31:43,241 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:31:43,256 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 12:31:43,297 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-08-30 12:31:43,323 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-08-30 12:31:43,340 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 12:31:43,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 12:31:43,341 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 12:31:43,341 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-08-30 12:31:43,341 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-08-30 12:31:43,341 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-08-30 12:31:43,342 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-08-30 12:31:43,342 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-08-30 12:31:43,342 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-08-30 12:31:43,342 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-08-30 12:31:43,342 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 12:31:43,342 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 12:31:43,343 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-08-30 12:31:43,343 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 12:31:43,343 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 12:31:43,343 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 12:31:43,344 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 12:31:43,345 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-30 12:31:43,512 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 12:31:43,513 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 12:31:43,908 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 12:31:43,996 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 12:31:43,996 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-08-30 12:31:43,998 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:31:43 BoogieIcfgContainer [2023-08-30 12:31:43,998 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 12:31:44,000 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 12:31:44,000 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 12:31:44,002 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 12:31:44,003 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 12:31:42" (1/3) ... [2023-08-30 12:31:44,003 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@46da3aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:31:44, skipping insertion in model container [2023-08-30 12:31:44,003 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:31:43" (2/3) ... [2023-08-30 12:31:44,003 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@46da3aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:31:44, skipping insertion in model container [2023-08-30 12:31:44,004 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:31:43" (3/3) ... [2023-08-30 12:31:44,005 INFO L112 eAbstractionObserver]: Analyzing ICFG parallel-lamport.wvr.c [2023-08-30 12:31:44,014 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 12:31:44,028 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 12:31:44,028 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2023-08-30 12:31:44,028 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 12:31:44,081 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2023-08-30 12:31:44,087 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE at java.base/java.lang.Enum.valueOf(Enum.java:240) at de.uni_freiburg.informatik.ultimate.core.preferences.RcpPreferenceProvider.getEnum(RcpPreferenceProvider.java:117) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TAPreferences.insufficientThreadErrorsVsProgramErrors(TAPreferences.java:218) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.partitionErrorLocations(TraceAbstractionStarter.java:394) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:225) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-08-30 12:31:44,091 INFO L158 Benchmark]: Toolchain (without parser) took 1174.64ms. Allocated memory is still 71.3MB. Free memory was 38.7MB in the beginning and 37.1MB in the end (delta: 1.6MB). Peak memory consumption was 19.2MB. Max. memory is 16.1GB. [2023-08-30 12:31:44,091 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 52.4MB. Free memory was 29.9MB in the beginning and 29.8MB in the end (delta: 50.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 12:31:44,092 INFO L158 Benchmark]: CACSL2BoogieTranslator took 241.63ms. Allocated memory is still 71.3MB. Free memory was 38.5MB in the beginning and 39.6MB in the end (delta: -1.1MB). Peak memory consumption was 2.9MB. Max. memory is 16.1GB. [2023-08-30 12:31:44,092 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.24ms. Allocated memory is still 71.3MB. Free memory was 39.6MB in the beginning and 37.2MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 12:31:44,093 INFO L158 Benchmark]: Boogie Preprocessor took 39.87ms. Allocated memory is still 71.3MB. Free memory was 37.2MB in the beginning and 35.4MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 12:31:44,093 INFO L158 Benchmark]: RCFGBuilder took 764.22ms. Allocated memory is still 71.3MB. Free memory was 35.4MB in the beginning and 26.7MB in the end (delta: 8.7MB). Peak memory consumption was 12.8MB. Max. memory is 16.1GB. [2023-08-30 12:31:44,094 INFO L158 Benchmark]: TraceAbstraction took 89.77ms. Allocated memory is still 71.3MB. Free memory was 26.0MB in the beginning and 37.1MB in the end (delta: -11.1MB). Peak memory consumption was 5.5MB. Max. memory is 16.1GB. [2023-08-30 12:31:44,097 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 52.4MB. Free memory was 29.9MB in the beginning and 29.8MB in the end (delta: 50.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 241.63ms. Allocated memory is still 71.3MB. Free memory was 38.5MB in the beginning and 39.6MB in the end (delta: -1.1MB). Peak memory consumption was 2.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 34.24ms. Allocated memory is still 71.3MB. Free memory was 39.6MB in the beginning and 37.2MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 39.87ms. Allocated memory is still 71.3MB. Free memory was 37.2MB in the beginning and 35.4MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 764.22ms. Allocated memory is still 71.3MB. Free memory was 35.4MB in the beginning and 26.7MB in the end (delta: 8.7MB). Peak memory consumption was 12.8MB. Max. memory is 16.1GB. * TraceAbstraction took 89.77ms. Allocated memory is still 71.3MB. Free memory was 26.0MB in the beginning and 37.1MB in the end (delta: -11.1MB). Peak memory consumption was 5.5MB. 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. [2023-08-30 12:31:44,124 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