./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/valid-memsafety.prp --file ../../../trunk/examples/svcomp/weaver/parallel-ticket-4.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/parallel-ticket-4.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 57b9f50bcc1a62fff86b613ffbbe182d8b5828efa44efacd776b022a56af4d4d --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 02:03:59,054 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 02:03:59,056 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 02:03:59,090 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 02:03:59,093 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 02:03:59,095 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 02:03:59,097 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 02:03:59,100 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 02:03:59,102 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 02:03:59,106 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 02:03:59,107 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 02:03:59,110 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 02:03:59,110 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 02:03:59,112 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 02:03:59,113 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 02:03:59,118 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 02:03:59,119 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 02:03:59,121 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 02:03:59,123 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 02:03:59,127 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 02:03:59,129 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 02:03:59,136 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 02:03:59,137 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 02:03:59,138 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 02:03:59,144 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 02:03:59,145 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 02:03:59,145 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 02:03:59,147 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 02:03:59,147 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 02:03:59,148 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 02:03:59,149 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 02:03:59,154 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 02:03:59,154 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 02:03:59,155 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 02:03:59,156 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 02:03:59,156 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 02:03:59,157 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 02:03:59,157 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 02:03:59,157 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 02:03:59,158 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 02:03:59,159 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 02:03:59,160 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2023-08-30 02:03:59,200 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 02:03:59,201 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 02:03:59,202 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 02:03:59,202 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 02:03:59,203 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 02:03:59,203 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 02:03:59,204 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 02:03:59,204 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 02:03:59,204 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 02:03:59,205 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 02:03:59,205 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 02:03:59,206 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 02:03:59,206 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 02:03:59,206 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 02:03:59,206 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 02:03:59,206 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-30 02:03:59,206 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-30 02:03:59,207 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-30 02:03:59,207 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 02:03:59,207 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 02:03:59,207 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 02:03:59,207 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 02:03:59,208 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 02:03:59,208 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 02:03:59,208 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 02:03:59,208 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 02:03:59,209 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 02:03:59,209 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 02:03:59,209 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 02:03:59,209 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 02:03:59,209 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 02:03:59,209 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 02:03:59,210 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 02:03:59,210 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 02:03:59,210 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 57b9f50bcc1a62fff86b613ffbbe182d8b5828efa44efacd776b022a56af4d4d Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 02:03:59,536 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 02:03:59,554 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 02:03:59,558 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 02:03:59,559 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 02:03:59,559 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 02:03:59,561 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/parallel-ticket-4.wvr.c [2023-08-30 02:04:00,801 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 02:04:01,030 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 02:04:01,030 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-ticket-4.wvr.c [2023-08-30 02:04:01,035 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/96886b5eb/481f6be33c9e41c4af83f7a9d4a8e3d6/FLAGdadfb2d02 [2023-08-30 02:04:01,045 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/96886b5eb/481f6be33c9e41c4af83f7a9d4a8e3d6 [2023-08-30 02:04:01,048 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 02:04:01,049 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 02:04:01,050 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 02:04:01,050 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 02:04:01,056 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 02:04:01,056 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 02:04:01" (1/1) ... [2023-08-30 02:04:01,057 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32fba8da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:04:01, skipping insertion in model container [2023-08-30 02:04:01,057 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 02:04:01" (1/1) ... [2023-08-30 02:04:01,063 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 02:04:01,091 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 02:04:01,236 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-ticket-4.wvr.c[3526,3539] [2023-08-30 02:04:01,240 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 02:04:01,249 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 02:04:01,271 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-ticket-4.wvr.c[3526,3539] [2023-08-30 02:04:01,272 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 02:04:01,279 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 02:04:01,279 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 02:04:01,285 INFO L208 MainTranslator]: Completed translation [2023-08-30 02:04:01,286 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:04:01 WrapperNode [2023-08-30 02:04:01,286 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 02:04:01,287 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 02:04:01,287 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 02:04:01,287 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 02:04:01,294 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:04:01" (1/1) ... [2023-08-30 02:04:01,313 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:04:01" (1/1) ... [2023-08-30 02:04:01,351 INFO L138 Inliner]: procedures = 23, calls = 70, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 206 [2023-08-30 02:04:01,351 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 02:04:01,352 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 02:04:01,353 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 02:04:01,353 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 02:04:01,361 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:04:01" (1/1) ... [2023-08-30 02:04:01,361 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:04:01" (1/1) ... [2023-08-30 02:04:01,374 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:04:01" (1/1) ... [2023-08-30 02:04:01,374 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:04:01" (1/1) ... [2023-08-30 02:04:01,382 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:04:01" (1/1) ... [2023-08-30 02:04:01,392 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:04:01" (1/1) ... [2023-08-30 02:04:01,394 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:04:01" (1/1) ... [2023-08-30 02:04:01,399 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:04:01" (1/1) ... [2023-08-30 02:04:01,401 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 02:04:01,404 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 02:04:01,405 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 02:04:01,406 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 02:04:01,407 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:04:01" (1/1) ... [2023-08-30 02:04:01,412 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 02:04:01,423 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 02:04:01,438 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 02:04:01,466 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 02:04:01,480 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 02:04:01,481 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-08-30 02:04:01,481 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-08-30 02:04:01,481 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-08-30 02:04:01,481 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-08-30 02:04:01,481 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-08-30 02:04:01,492 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-08-30 02:04:01,492 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-08-30 02:04:01,492 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-08-30 02:04:01,492 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 02:04:01,492 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 02:04:01,492 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 02:04:01,492 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 02:04:01,492 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 02:04:01,492 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 02:04:01,492 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 02:04:01,492 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-30 02:04:01,492 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 02:04:01,494 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 02:04:01,629 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 02:04:01,631 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 02:04:01,996 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 02:04:02,139 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 02:04:02,143 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 02:04:02,146 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 02:04:02 BoogieIcfgContainer [2023-08-30 02:04:02,151 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 02:04:02,153 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 02:04:02,154 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 02:04:02,156 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 02:04:02,162 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 02:04:01" (1/3) ... [2023-08-30 02:04:02,162 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1bd7b380 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 02:04:02, skipping insertion in model container [2023-08-30 02:04:02,162 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:04:01" (2/3) ... [2023-08-30 02:04:02,163 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1bd7b380 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 02:04:02, skipping insertion in model container [2023-08-30 02:04:02,163 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 02:04:02" (3/3) ... [2023-08-30 02:04:02,164 INFO L112 eAbstractionObserver]: Analyzing ICFG parallel-ticket-4.wvr.c [2023-08-30 02:04:02,176 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 02:04:02,176 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 18 error locations. [2023-08-30 02:04:02,176 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 02:04:02,279 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2023-08-30 02:04:02,296 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 02:04:02,302 INFO L158 Benchmark]: Toolchain (without parser) took 1252.09ms. Allocated memory is still 79.7MB. Free memory was 57.6MB in the beginning and 51.1MB in the end (delta: 6.5MB). Peak memory consumption was 30.5MB. Max. memory is 16.1GB. [2023-08-30 02:04:02,302 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 60.8MB. Free memory is still 38.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 02:04:02,303 INFO L158 Benchmark]: CACSL2BoogieTranslator took 236.43ms. Allocated memory is still 79.7MB. Free memory was 57.4MB in the beginning and 45.9MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-08-30 02:04:02,304 INFO L158 Benchmark]: Boogie Procedure Inliner took 64.26ms. Allocated memory is still 79.7MB. Free memory was 45.7MB in the beginning and 43.6MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 02:04:02,305 INFO L158 Benchmark]: Boogie Preprocessor took 50.93ms. Allocated memory is still 79.7MB. Free memory was 43.6MB in the beginning and 42.1MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 02:04:02,306 INFO L158 Benchmark]: RCFGBuilder took 747.26ms. Allocated memory is still 79.7MB. Free memory was 42.1MB in the beginning and 37.9MB in the end (delta: 4.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-08-30 02:04:02,306 INFO L158 Benchmark]: TraceAbstraction took 147.05ms. Allocated memory is still 79.7MB. Free memory was 37.3MB in the beginning and 51.1MB in the end (delta: -13.8MB). Peak memory consumption was 9.7MB. Max. memory is 16.1GB. [2023-08-30 02:04:02,315 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 60.8MB. Free memory is still 38.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 236.43ms. Allocated memory is still 79.7MB. Free memory was 57.4MB in the beginning and 45.9MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 64.26ms. Allocated memory is still 79.7MB. Free memory was 45.7MB in the beginning and 43.6MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 50.93ms. Allocated memory is still 79.7MB. Free memory was 43.6MB in the beginning and 42.1MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 747.26ms. Allocated memory is still 79.7MB. Free memory was 42.1MB in the beginning and 37.9MB in the end (delta: 4.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * TraceAbstraction took 147.05ms. Allocated memory is still 79.7MB. Free memory was 37.3MB in the beginning and 51.1MB in the end (delta: -13.8MB). Peak memory consumption was 9.7MB. 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 02:04:02,328 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally 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/parallel-ticket-4.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 57b9f50bcc1a62fff86b613ffbbe182d8b5828efa44efacd776b022a56af4d4d --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 02:04:04,292 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 02:04:04,294 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 02:04:04,348 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 02:04:04,349 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 02:04:04,350 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 02:04:04,351 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 02:04:04,356 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 02:04:04,359 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 02:04:04,364 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 02:04:04,365 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 02:04:04,367 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 02:04:04,368 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 02:04:04,370 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 02:04:04,371 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 02:04:04,374 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 02:04:04,378 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 02:04:04,379 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 02:04:04,381 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 02:04:04,382 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 02:04:04,385 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 02:04:04,387 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 02:04:04,388 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 02:04:04,389 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 02:04:04,397 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 02:04:04,397 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 02:04:04,398 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 02:04:04,399 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 02:04:04,400 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 02:04:04,401 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 02:04:04,401 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 02:04:04,402 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 02:04:04,404 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 02:04:04,405 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 02:04:04,405 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 02:04:04,406 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 02:04:04,406 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 02:04:04,406 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 02:04:04,406 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 02:04:04,407 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 02:04:04,408 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 02:04:04,410 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2023-08-30 02:04:04,437 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 02:04:04,438 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 02:04:04,439 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 02:04:04,439 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 02:04:04,440 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 02:04:04,440 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 02:04:04,440 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 02:04:04,441 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 02:04:04,441 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 02:04:04,441 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 02:04:04,442 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 02:04:04,442 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 02:04:04,442 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 02:04:04,442 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 02:04:04,443 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 02:04:04,443 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-30 02:04:04,443 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-30 02:04:04,443 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-30 02:04:04,443 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 02:04:04,443 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 02:04:04,444 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 02:04:04,444 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 02:04:04,444 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 02:04:04,444 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 02:04:04,444 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 02:04:04,445 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 02:04:04,445 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 02:04:04,445 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 02:04:04,445 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 02:04:04,445 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 02:04:04,446 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 02:04:04,446 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 02:04:04,446 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 02:04:04,446 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 02:04:04,446 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 02:04:04,446 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 02:04:04,447 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 02:04:04,447 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 57b9f50bcc1a62fff86b613ffbbe182d8b5828efa44efacd776b022a56af4d4d Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 02:04:04,752 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 02:04:04,769 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 02:04:04,771 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 02:04:04,772 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 02:04:04,772 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 02:04:04,774 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/parallel-ticket-4.wvr.c [2023-08-30 02:04:05,895 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 02:04:06,163 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 02:04:06,163 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-ticket-4.wvr.c [2023-08-30 02:04:06,176 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8163124ae/9996bfdfc64442a6b41907b5be4ec6e4/FLAGbd5717cda [2023-08-30 02:04:06,489 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8163124ae/9996bfdfc64442a6b41907b5be4ec6e4 [2023-08-30 02:04:06,491 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 02:04:06,492 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 02:04:06,493 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 02:04:06,493 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 02:04:06,496 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 02:04:06,497 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 02:04:06" (1/1) ... [2023-08-30 02:04:06,498 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32611d75 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:04:06, skipping insertion in model container [2023-08-30 02:04:06,498 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 02:04:06" (1/1) ... [2023-08-30 02:04:06,503 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 02:04:06,533 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 02:04:06,731 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-ticket-4.wvr.c[3526,3539] [2023-08-30 02:04:06,736 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 02:04:06,758 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 02:04:06,800 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-ticket-4.wvr.c[3526,3539] [2023-08-30 02:04:06,803 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 02:04:06,811 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 02:04:06,814 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 02:04:06,819 INFO L208 MainTranslator]: Completed translation [2023-08-30 02:04:06,820 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:04:06 WrapperNode [2023-08-30 02:04:06,820 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 02:04:06,821 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 02:04:06,822 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 02:04:06,822 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 02:04:06,828 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:04:06" (1/1) ... [2023-08-30 02:04:06,850 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:04:06" (1/1) ... [2023-08-30 02:04:06,881 INFO L138 Inliner]: procedures = 25, calls = 70, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 199 [2023-08-30 02:04:06,882 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 02:04:06,884 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 02:04:06,884 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 02:04:06,884 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 02:04:06,891 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:04:06" (1/1) ... [2023-08-30 02:04:06,892 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:04:06" (1/1) ... [2023-08-30 02:04:06,906 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:04:06" (1/1) ... [2023-08-30 02:04:06,907 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:04:06" (1/1) ... [2023-08-30 02:04:06,918 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:04:06" (1/1) ... [2023-08-30 02:04:06,927 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:04:06" (1/1) ... [2023-08-30 02:04:06,928 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:04:06" (1/1) ... [2023-08-30 02:04:06,933 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:04:06" (1/1) ... [2023-08-30 02:04:06,935 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 02:04:06,937 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 02:04:06,938 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 02:04:06,938 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 02:04:06,939 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:04:06" (1/1) ... [2023-08-30 02:04:06,943 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 02:04:06,955 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 02:04:06,967 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 02:04:06,990 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 02:04:07,016 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 02:04:07,016 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-08-30 02:04:07,016 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-08-30 02:04:07,016 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-08-30 02:04:07,017 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-08-30 02:04:07,017 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-08-30 02:04:07,017 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-08-30 02:04:07,017 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 02:04:07,017 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-08-30 02:04:07,017 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-08-30 02:04:07,018 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 02:04:07,018 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 02:04:07,018 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 02:04:07,018 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-08-30 02:04:07,018 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 02:04:07,019 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 02:04:07,019 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 02:04:07,019 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 02:04:07,020 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 02:04:07,175 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 02:04:07,177 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 02:04:07,635 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 02:04:07,727 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 02:04:07,727 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 02:04:07,729 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 02:04:07 BoogieIcfgContainer [2023-08-30 02:04:07,729 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 02:04:07,731 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 02:04:07,731 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 02:04:07,734 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 02:04:07,734 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 02:04:06" (1/3) ... [2023-08-30 02:04:07,735 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@34746d82 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 02:04:07, skipping insertion in model container [2023-08-30 02:04:07,735 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:04:06" (2/3) ... [2023-08-30 02:04:07,735 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@34746d82 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 02:04:07, skipping insertion in model container [2023-08-30 02:04:07,735 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 02:04:07" (3/3) ... [2023-08-30 02:04:07,736 INFO L112 eAbstractionObserver]: Analyzing ICFG parallel-ticket-4.wvr.c [2023-08-30 02:04:07,769 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 02:04:07,769 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 18 error locations. [2023-08-30 02:04:07,769 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 02:04:07,827 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2023-08-30 02:04:07,833 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 02:04:07,838 INFO L158 Benchmark]: Toolchain (without parser) took 1345.46ms. Allocated memory was 77.6MB in the beginning and 98.6MB in the end (delta: 21.0MB). Free memory was 54.9MB in the beginning and 65.7MB in the end (delta: -10.8MB). Peak memory consumption was 32.8MB. Max. memory is 16.1GB. [2023-08-30 02:04:07,839 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 77.6MB. Free memory was 54.5MB in the beginning and 54.3MB in the end (delta: 139.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 02:04:07,839 INFO L158 Benchmark]: CACSL2BoogieTranslator took 327.41ms. Allocated memory is still 77.6MB. Free memory was 54.7MB in the beginning and 42.7MB in the end (delta: 12.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-08-30 02:04:07,840 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.92ms. Allocated memory is still 77.6MB. Free memory was 42.7MB in the beginning and 40.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 02:04:07,841 INFO L158 Benchmark]: Boogie Preprocessor took 52.51ms. Allocated memory is still 77.6MB. Free memory was 40.6MB in the beginning and 38.8MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 02:04:07,841 INFO L158 Benchmark]: RCFGBuilder took 792.42ms. Allocated memory was 77.6MB in the beginning and 98.6MB in the end (delta: 21.0MB). Free memory was 38.8MB in the beginning and 51.1MB in the end (delta: -12.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-08-30 02:04:07,842 INFO L158 Benchmark]: TraceAbstraction took 105.72ms. Allocated memory is still 98.6MB. Free memory was 50.5MB in the beginning and 65.7MB in the end (delta: -15.1MB). Peak memory consumption was 5.8MB. Max. memory is 16.1GB. [2023-08-30 02:04:07,850 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 77.6MB. Free memory was 54.5MB in the beginning and 54.3MB in the end (delta: 139.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 327.41ms. Allocated memory is still 77.6MB. Free memory was 54.7MB in the beginning and 42.7MB in the end (delta: 12.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 60.92ms. Allocated memory is still 77.6MB. Free memory was 42.7MB in the beginning and 40.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 52.51ms. Allocated memory is still 77.6MB. Free memory was 40.6MB in the beginning and 38.8MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 792.42ms. Allocated memory was 77.6MB in the beginning and 98.6MB in the end (delta: 21.0MB). Free memory was 38.8MB in the beginning and 51.1MB in the end (delta: -12.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * TraceAbstraction took 105.72ms. Allocated memory is still 98.6MB. Free memory was 50.5MB in the beginning and 65.7MB in the end (delta: -15.1MB). Peak memory consumption was 5.8MB. 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 02:04:07,877 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