./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/valid-memsafety.prp --file ../../../trunk/examples/svcomp/weaver/chl-nzb-file-subst.wvr.c --full-output --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) 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/AutomizerMemDerefMemtrack.xml -i ../../../trunk/examples/svcomp/weaver/chl-nzb-file-subst.wvr.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 57b20b3268fa30a07af1365aac59c96531ad2ebea6861c18a1d5dfea8339adbb --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 02:02:45,300 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 02:02:45,301 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 02:02:45,326 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 02:02:45,326 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 02:02:45,327 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 02:02:45,328 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 02:02:45,330 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 02:02:45,331 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 02:02:45,332 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 02:02:45,333 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 02:02:45,334 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 02:02:45,334 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 02:02:45,335 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 02:02:45,336 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 02:02:45,337 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 02:02:45,338 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 02:02:45,338 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 02:02:45,340 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 02:02:45,341 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 02:02:45,355 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 02:02:45,356 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 02:02:45,359 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 02:02:45,360 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 02:02:45,364 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 02:02:45,369 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 02:02:45,370 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 02:02:45,371 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 02:02:45,371 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 02:02:45,372 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 02:02:45,373 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 02:02:45,373 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 02:02:45,374 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 02:02:45,376 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 02:02:45,376 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 02:02:45,377 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 02:02:45,377 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 02:02:45,378 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 02:02:45,378 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 02:02:45,379 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 02:02:45,379 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 02:02:45,383 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2023-08-30 02:02:45,418 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 02:02:45,418 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 02:02:45,419 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 02:02:45,419 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 02:02:45,420 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 02:02:45,421 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 02:02:45,422 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 02:02:45,422 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 02:02:45,422 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 02:02:45,423 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 02:02:45,423 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 02:02:45,424 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 02:02:45,424 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 02:02:45,424 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 02:02:45,424 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 02:02:45,425 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-30 02:02:45,425 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-30 02:02:45,425 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-30 02:02:45,425 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 02:02:45,426 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 02:02:45,426 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 02:02:45,426 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 02:02:45,426 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 02:02:45,427 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 02:02:45,427 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 02:02:45,427 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 02:02:45,427 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 02:02:45,427 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 02:02:45,428 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 02:02:45,428 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 02:02:45,428 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 02:02:45,428 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 02:02:45,429 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 02:02:45,429 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 02:02:45,429 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 57b20b3268fa30a07af1365aac59c96531ad2ebea6861c18a1d5dfea8339adbb Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 02:02:45,732 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 02:02:45,749 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 02:02:45,752 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 02:02:45,753 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 02:02:45,753 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 02:02:45,754 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/chl-nzb-file-subst.wvr.c [2023-08-30 02:02:46,963 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 02:02:47,238 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 02:02:47,239 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-nzb-file-subst.wvr.c [2023-08-30 02:02:47,248 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4eada354d/c628bbb0a248478aa6d9e25f8a6c1cba/FLAG372de220c [2023-08-30 02:02:47,259 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4eada354d/c628bbb0a248478aa6d9e25f8a6c1cba [2023-08-30 02:02:47,262 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 02:02:47,263 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 02:02:47,266 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 02:02:47,266 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 02:02:47,269 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 02:02:47,269 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 02:02:47" (1/1) ... [2023-08-30 02:02:47,270 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@558a3eab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:02:47, skipping insertion in model container [2023-08-30 02:02:47,270 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 02:02:47" (1/1) ... [2023-08-30 02:02:47,275 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 02:02:47,305 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 02:02:47,486 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/chl-nzb-file-subst.wvr.c[6501,6514] [2023-08-30 02:02:47,493 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 02:02:47,502 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 02:02:47,537 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/chl-nzb-file-subst.wvr.c[6501,6514] [2023-08-30 02:02:47,541 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 02:02:47,554 INFO L208 MainTranslator]: Completed translation [2023-08-30 02:02:47,554 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:02:47 WrapperNode [2023-08-30 02:02:47,554 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 02:02:47,556 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 02:02:47,556 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 02:02:47,556 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 02:02:47,561 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:02:47" (1/1) ... [2023-08-30 02:02:47,584 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:02:47" (1/1) ... [2023-08-30 02:02:47,637 INFO L138 Inliner]: procedures = 26, calls = 76, calls flagged for inlining = 28, calls inlined = 42, statements flattened = 601 [2023-08-30 02:02:47,639 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 02:02:47,640 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 02:02:47,640 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 02:02:47,641 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 02:02:47,648 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:02:47" (1/1) ... [2023-08-30 02:02:47,649 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:02:47" (1/1) ... [2023-08-30 02:02:47,663 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:02:47" (1/1) ... [2023-08-30 02:02:47,665 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:02:47" (1/1) ... [2023-08-30 02:02:47,701 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:02:47" (1/1) ... [2023-08-30 02:02:47,713 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:02:47" (1/1) ... [2023-08-30 02:02:47,725 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:02:47" (1/1) ... [2023-08-30 02:02:47,727 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:02:47" (1/1) ... [2023-08-30 02:02:47,735 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 02:02:47,738 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 02:02:47,738 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 02:02:47,739 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 02:02:47,740 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:02:47" (1/1) ... [2023-08-30 02:02:47,746 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 02:02:47,758 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 02:02:47,785 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 02:02:47,811 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 02:02:47,827 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 02:02:47,828 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 02:02:47,828 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 02:02:47,828 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-30 02:02:47,830 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-08-30 02:02:47,830 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-08-30 02:02:47,831 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-08-30 02:02:47,831 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-08-30 02:02:47,831 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-08-30 02:02:47,831 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-08-30 02:02:47,832 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 02:02:47,832 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-08-30 02:02:47,832 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 02:02:47,832 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 02:02:47,832 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 02:02:47,834 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 02:02:47,973 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 02:02:47,975 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 02:02:48,880 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 02:02:48,897 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 02:02:48,897 INFO L302 CfgBuilder]: Removed 6 assume(true) statements. [2023-08-30 02:02:48,900 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 02:02:48 BoogieIcfgContainer [2023-08-30 02:02:48,900 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 02:02:48,903 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 02:02:48,903 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 02:02:48,905 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 02:02:48,906 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 02:02:47" (1/3) ... [2023-08-30 02:02:48,906 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@78151bc1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 02:02:48, skipping insertion in model container [2023-08-30 02:02:48,906 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:02:47" (2/3) ... [2023-08-30 02:02:48,907 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@78151bc1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 02:02:48, skipping insertion in model container [2023-08-30 02:02:48,907 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 02:02:48" (3/3) ... [2023-08-30 02:02:48,908 INFO L112 eAbstractionObserver]: Analyzing ICFG chl-nzb-file-subst.wvr.c [2023-08-30 02:02:48,924 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 02:02:48,924 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 68 error locations. [2023-08-30 02:02:48,924 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 02:02:49,126 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2023-08-30 02:02:49,132 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 02:02:49,138 INFO L158 Benchmark]: Toolchain (without parser) took 1874.62ms. Allocated memory was 77.6MB in the beginning and 94.4MB in the end (delta: 16.8MB). Free memory was 55.1MB in the beginning and 44.2MB in the end (delta: 10.9MB). Peak memory consumption was 31.8MB. Max. memory is 16.1GB. [2023-08-30 02:02:49,139 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 62.9MB. Free memory is still 40.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 02:02:49,140 INFO L158 Benchmark]: CACSL2BoogieTranslator took 288.93ms. Allocated memory is still 77.6MB. Free memory was 55.1MB in the beginning and 40.4MB in the end (delta: 14.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-08-30 02:02:49,141 INFO L158 Benchmark]: Boogie Procedure Inliner took 83.73ms. Allocated memory is still 77.6MB. Free memory was 40.4MB in the beginning and 36.3MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-30 02:02:49,141 INFO L158 Benchmark]: Boogie Preprocessor took 97.54ms. Allocated memory is still 77.6MB. Free memory was 36.3MB in the beginning and 55.4MB in the end (delta: -19.1MB). Peak memory consumption was 6.9MB. Max. memory is 16.1GB. [2023-08-30 02:02:49,142 INFO L158 Benchmark]: RCFGBuilder took 1162.34ms. Allocated memory is still 77.6MB. Free memory was 55.1MB in the beginning and 45.7MB in the end (delta: 9.4MB). Peak memory consumption was 31.1MB. Max. memory is 16.1GB. [2023-08-30 02:02:49,143 INFO L158 Benchmark]: TraceAbstraction took 233.97ms. Allocated memory was 77.6MB in the beginning and 94.4MB in the end (delta: 16.8MB). Free memory was 44.9MB in the beginning and 44.2MB in the end (delta: 755.8kB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-08-30 02:02:49,150 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 62.9MB. Free memory is still 40.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 288.93ms. Allocated memory is still 77.6MB. Free memory was 55.1MB in the beginning and 40.4MB in the end (delta: 14.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 83.73ms. Allocated memory is still 77.6MB. Free memory was 40.4MB in the beginning and 36.3MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 97.54ms. Allocated memory is still 77.6MB. Free memory was 36.3MB in the beginning and 55.4MB in the end (delta: -19.1MB). Peak memory consumption was 6.9MB. Max. memory is 16.1GB. * RCFGBuilder took 1162.34ms. Allocated memory is still 77.6MB. Free memory was 55.1MB in the beginning and 45.7MB in the end (delta: 9.4MB). Peak memory consumption was 31.1MB. Max. memory is 16.1GB. * TraceAbstraction took 233.97ms. Allocated memory was 77.6MB in the beginning and 94.4MB in the end (delta: 16.8MB). Free memory was 44.9MB in the beginning and 44.2MB in the end (delta: 755.8kB). Peak memory consumption was 21.0MB. 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 02:02:49,175 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/AutomizerMemDerefMemtrack.xml -i ../../../trunk/examples/svcomp/weaver/chl-nzb-file-subst.wvr.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 57b20b3268fa30a07af1365aac59c96531ad2ebea6861c18a1d5dfea8339adbb --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 02:02:51,057 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 02:02:51,060 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 02:02:51,104 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 02:02:51,105 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 02:02:51,108 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 02:02:51,110 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 02:02:51,112 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 02:02:51,114 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 02:02:51,118 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 02:02:51,119 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 02:02:51,122 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 02:02:51,122 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 02:02:51,124 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 02:02:51,125 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 02:02:51,130 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 02:02:51,132 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 02:02:51,134 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 02:02:51,135 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 02:02:51,146 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 02:02:51,149 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 02:02:51,150 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 02:02:51,151 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 02:02:51,152 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 02:02:51,159 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 02:02:51,160 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 02:02:51,160 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 02:02:51,162 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 02:02:51,162 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 02:02:51,163 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 02:02:51,163 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 02:02:51,164 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 02:02:51,166 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 02:02:51,166 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 02:02:51,167 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 02:02:51,167 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 02:02:51,168 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 02:02:51,168 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 02:02:51,168 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 02:02:51,169 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 02:02:51,169 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 02:02:51,171 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2023-08-30 02:02:51,203 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 02:02:51,204 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 02:02:51,205 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 02:02:51,205 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 02:02:51,206 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 02:02:51,206 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 02:02:51,206 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 02:02:51,206 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 02:02:51,207 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 02:02:51,207 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 02:02:51,207 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 02:02:51,208 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 02:02:51,208 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 02:02:51,208 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 02:02:51,208 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 02:02:51,208 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-30 02:02:51,208 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-30 02:02:51,209 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-30 02:02:51,209 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 02:02:51,209 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 02:02:51,209 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 02:02:51,209 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 02:02:51,209 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 02:02:51,209 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 02:02:51,210 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 02:02:51,210 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 02:02:51,210 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 02:02:51,210 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 02:02:51,210 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 02:02:51,210 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 02:02:51,211 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 02:02:51,211 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 02:02:51,211 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 02:02:51,211 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 02:02:51,211 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 02:02:51,211 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 02:02:51,212 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 02:02:51,212 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 57b20b3268fa30a07af1365aac59c96531ad2ebea6861c18a1d5dfea8339adbb Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 02:02:51,475 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 02:02:51,499 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 02:02:51,501 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 02:02:51,502 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 02:02:51,503 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 02:02:51,504 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/chl-nzb-file-subst.wvr.c [2023-08-30 02:02:52,818 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 02:02:53,060 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 02:02:53,060 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-nzb-file-subst.wvr.c [2023-08-30 02:02:53,069 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6aebb87b4/1a350baaef7f45d19c424eb46d6cc64f/FLAGc72619ae0 [2023-08-30 02:02:53,081 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6aebb87b4/1a350baaef7f45d19c424eb46d6cc64f [2023-08-30 02:02:53,084 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 02:02:53,085 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 02:02:53,086 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 02:02:53,086 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 02:02:53,091 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 02:02:53,091 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 02:02:53" (1/1) ... [2023-08-30 02:02:53,092 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@754c6cf8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:02:53, skipping insertion in model container [2023-08-30 02:02:53,093 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 02:02:53" (1/1) ... [2023-08-30 02:02:53,098 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 02:02:53,129 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 02:02:53,300 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/chl-nzb-file-subst.wvr.c[6501,6514] [2023-08-30 02:02:53,308 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 02:02:53,323 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 02:02:53,374 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/chl-nzb-file-subst.wvr.c[6501,6514] [2023-08-30 02:02:53,379 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 02:02:53,416 INFO L208 MainTranslator]: Completed translation [2023-08-30 02:02:53,416 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:02:53 WrapperNode [2023-08-30 02:02:53,419 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 02:02:53,421 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 02:02:53,421 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 02:02:53,421 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 02:02:53,427 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:02:53" (1/1) ... [2023-08-30 02:02:53,454 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:02:53" (1/1) ... [2023-08-30 02:02:53,507 INFO L138 Inliner]: procedures = 28, calls = 76, calls flagged for inlining = 28, calls inlined = 42, statements flattened = 583 [2023-08-30 02:02:53,517 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 02:02:53,518 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 02:02:53,518 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 02:02:53,519 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 02:02:53,526 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:02:53" (1/1) ... [2023-08-30 02:02:53,527 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:02:53" (1/1) ... [2023-08-30 02:02:53,537 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:02:53" (1/1) ... [2023-08-30 02:02:53,543 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:02:53" (1/1) ... [2023-08-30 02:02:53,574 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:02:53" (1/1) ... [2023-08-30 02:02:53,580 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:02:53" (1/1) ... [2023-08-30 02:02:53,592 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:02:53" (1/1) ... [2023-08-30 02:02:53,595 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:02:53" (1/1) ... [2023-08-30 02:02:53,599 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 02:02:53,604 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 02:02:53,604 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 02:02:53,605 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 02:02:53,605 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:02:53" (1/1) ... [2023-08-30 02:02:53,611 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 02:02:53,622 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 02:02:53,634 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 02:02:53,660 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 02:02:53,674 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 02:02:53,674 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-08-30 02:02:53,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 02:02:53,674 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 02:02:53,674 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-08-30 02:02:53,674 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-08-30 02:02:53,675 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-08-30 02:02:53,675 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-08-30 02:02:53,675 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-08-30 02:02:53,675 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-08-30 02:02:53,675 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-08-30 02:02:53,675 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-08-30 02:02:53,675 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 02:02:53,675 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 02:02:53,675 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2023-08-30 02:02:53,676 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 02:02:53,676 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 02:02:53,677 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 02:02:53,882 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 02:02:53,884 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 02:02:55,018 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 02:02:55,036 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 02:02:55,037 INFO L302 CfgBuilder]: Removed 6 assume(true) statements. [2023-08-30 02:02:55,040 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 02:02:55 BoogieIcfgContainer [2023-08-30 02:02:55,040 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 02:02:55,041 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 02:02:55,041 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 02:02:55,044 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 02:02:55,044 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 02:02:53" (1/3) ... [2023-08-30 02:02:55,045 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b740c3c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 02:02:55, skipping insertion in model container [2023-08-30 02:02:55,045 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:02:53" (2/3) ... [2023-08-30 02:02:55,045 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b740c3c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 02:02:55, skipping insertion in model container [2023-08-30 02:02:55,046 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 02:02:55" (3/3) ... [2023-08-30 02:02:55,047 INFO L112 eAbstractionObserver]: Analyzing ICFG chl-nzb-file-subst.wvr.c [2023-08-30 02:02:55,062 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 02:02:55,062 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 68 error locations. [2023-08-30 02:02:55,063 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 02:02:55,242 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2023-08-30 02:02:55,248 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 02:02:55,253 INFO L158 Benchmark]: Toolchain (without parser) took 2167.30ms. Allocated memory was 81.8MB in the beginning and 104.9MB in the end (delta: 23.1MB). Free memory was 56.5MB in the beginning and 72.1MB in the end (delta: -15.7MB). Peak memory consumption was 37.3MB. Max. memory is 16.1GB. [2023-08-30 02:02:55,254 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 60.8MB. Free memory was 38.4MB in the beginning and 38.4MB in the end (delta: 56.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 02:02:55,254 INFO L158 Benchmark]: CACSL2BoogieTranslator took 333.54ms. Allocated memory is still 81.8MB. Free memory was 56.3MB in the beginning and 60.4MB in the end (delta: -4.1MB). Peak memory consumption was 16.4MB. Max. memory is 16.1GB. [2023-08-30 02:02:55,255 INFO L158 Benchmark]: Boogie Procedure Inliner took 96.24ms. Allocated memory is still 81.8MB. Free memory was 60.4MB in the beginning and 56.5MB in the end (delta: 3.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-30 02:02:55,256 INFO L158 Benchmark]: Boogie Preprocessor took 85.85ms. Allocated memory is still 81.8MB. Free memory was 56.5MB in the beginning and 53.1MB in the end (delta: 3.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 02:02:55,256 INFO L158 Benchmark]: RCFGBuilder took 1435.61ms. Allocated memory is still 81.8MB. Free memory was 53.0MB in the beginning and 44.7MB in the end (delta: 8.3MB). Peak memory consumption was 29.3MB. Max. memory is 16.1GB. [2023-08-30 02:02:55,257 INFO L158 Benchmark]: TraceAbstraction took 210.08ms. Allocated memory was 81.8MB in the beginning and 104.9MB in the end (delta: 23.1MB). Free memory was 43.8MB in the beginning and 72.1MB in the end (delta: -28.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-08-30 02:02:55,265 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 60.8MB. Free memory was 38.4MB in the beginning and 38.4MB in the end (delta: 56.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 333.54ms. Allocated memory is still 81.8MB. Free memory was 56.3MB in the beginning and 60.4MB in the end (delta: -4.1MB). Peak memory consumption was 16.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 96.24ms. Allocated memory is still 81.8MB. Free memory was 60.4MB in the beginning and 56.5MB in the end (delta: 3.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 85.85ms. Allocated memory is still 81.8MB. Free memory was 56.5MB in the beginning and 53.1MB in the end (delta: 3.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1435.61ms. Allocated memory is still 81.8MB. Free memory was 53.0MB in the beginning and 44.7MB in the end (delta: 8.3MB). Peak memory consumption was 29.3MB. Max. memory is 16.1GB. * TraceAbstraction took 210.08ms. Allocated memory was 81.8MB in the beginning and 104.9MB in the end (delta: 23.1MB). Free memory was 43.8MB in the beginning and 72.1MB in the end (delta: -28.3MB). Peak memory consumption was 25.2MB. 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 02:02:55,281 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