./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/valid-memsafety.prp --file ../../../trunk/examples/svcomp/goblint-regression/28-race_reach_81-list_racing.i --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/goblint-regression/28-race_reach_81-list_racing.i -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 3de6ec2acea23c0ab47fbc2e02ad0931145060ca78b80531ef692b3505f9553b --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 02:01:29,043 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 02:01:29,046 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 02:01:29,080 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 02:01:29,080 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 02:01:29,083 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 02:01:29,085 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 02:01:29,088 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 02:01:29,091 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 02:01:29,096 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 02:01:29,097 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 02:01:29,099 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 02:01:29,099 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 02:01:29,101 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 02:01:29,103 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 02:01:29,106 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 02:01:29,107 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 02:01:29,109 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 02:01:29,111 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 02:01:29,114 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 02:01:29,115 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 02:01:29,116 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 02:01:29,117 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 02:01:29,118 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 02:01:29,124 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 02:01:29,124 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 02:01:29,124 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 02:01:29,126 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 02:01:29,127 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 02:01:29,128 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 02:01:29,128 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 02:01:29,129 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 02:01:29,131 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 02:01:29,132 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 02:01:29,133 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 02:01:29,133 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 02:01:29,133 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 02:01:29,134 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 02:01:29,134 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 02:01:29,134 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 02:01:29,135 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 02:01:29,137 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2023-08-30 02:01:29,165 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 02:01:29,165 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 02:01:29,166 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 02:01:29,166 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 02:01:29,167 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 02:01:29,167 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 02:01:29,168 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 02:01:29,168 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 02:01:29,168 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 02:01:29,169 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 02:01:29,169 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 02:01:29,170 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 02:01:29,170 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 02:01:29,170 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 02:01:29,170 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 02:01:29,170 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-30 02:01:29,170 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-30 02:01:29,171 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-30 02:01:29,171 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 02:01:29,171 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 02:01:29,171 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 02:01:29,171 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 02:01:29,172 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 02:01:29,172 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 02:01:29,172 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 02:01:29,172 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 02:01:29,173 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 02:01:29,173 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 02:01:29,173 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 02:01:29,173 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 02:01:29,173 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 02:01:29,173 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 02:01:29,174 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 02:01:29,174 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 02:01:29,174 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3de6ec2acea23c0ab47fbc2e02ad0931145060ca78b80531ef692b3505f9553b Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 02:01:29,479 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 02:01:29,499 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 02:01:29,502 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 02:01:29,504 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 02:01:29,504 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 02:01:29,505 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/28-race_reach_81-list_racing.i [2023-08-30 02:01:30,777 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 02:01:31,058 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 02:01:31,059 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_81-list_racing.i [2023-08-30 02:01:31,077 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ef09ab4c7/2deafd85046e41dca757ed8003a9eeea/FLAG0fd0ab0ff [2023-08-30 02:01:31,095 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ef09ab4c7/2deafd85046e41dca757ed8003a9eeea [2023-08-30 02:01:31,097 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 02:01:31,099 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 02:01:31,100 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 02:01:31,100 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 02:01:31,104 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 02:01:31,105 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 02:01:31" (1/1) ... [2023-08-30 02:01:31,106 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d21d397 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:01:31, skipping insertion in model container [2023-08-30 02:01:31,106 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 02:01:31" (1/1) ... [2023-08-30 02:01:31,111 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 02:01:31,159 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 02:01:31,602 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_81-list_racing.i[47038,47051] [2023-08-30 02:01:31,649 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 02:01:31,665 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 02:01:31,703 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_81-list_racing.i[47038,47051] [2023-08-30 02:01:31,734 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 02:01:31,803 INFO L208 MainTranslator]: Completed translation [2023-08-30 02:01:31,803 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:01:31 WrapperNode [2023-08-30 02:01:31,803 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 02:01:31,804 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 02:01:31,805 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 02:01:31,805 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 02:01:31,810 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:01:31" (1/1) ... [2023-08-30 02:01:31,839 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:01:31" (1/1) ... [2023-08-30 02:01:31,874 INFO L138 Inliner]: procedures = 278, calls = 54, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 206 [2023-08-30 02:01:31,875 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 02:01:31,876 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 02:01:31,876 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 02:01:31,876 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 02:01:31,884 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:01:31" (1/1) ... [2023-08-30 02:01:31,885 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:01:31" (1/1) ... [2023-08-30 02:01:31,903 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:01:31" (1/1) ... [2023-08-30 02:01:31,906 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:01:31" (1/1) ... [2023-08-30 02:01:31,914 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:01:31" (1/1) ... [2023-08-30 02:01:31,928 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:01:31" (1/1) ... [2023-08-30 02:01:31,932 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:01:31" (1/1) ... [2023-08-30 02:01:31,937 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:01:31" (1/1) ... [2023-08-30 02:01:31,941 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 02:01:31,945 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 02:01:31,946 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 02:01:31,946 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 02:01:31,947 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:01:31" (1/1) ... [2023-08-30 02:01:31,952 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 02:01:31,968 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 02:01:31,986 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 02:01:32,010 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 02:01:32,020 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 02:01:32,021 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-08-30 02:01:32,021 INFO L130 BoogieDeclarations]: Found specification of procedure t1_fun [2023-08-30 02:01:32,021 INFO L138 BoogieDeclarations]: Found implementation of procedure t1_fun [2023-08-30 02:01:32,021 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 02:01:32,021 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-30 02:01:32,022 INFO L130 BoogieDeclarations]: Found specification of procedure t2_fun [2023-08-30 02:01:32,022 INFO L138 BoogieDeclarations]: Found implementation of procedure t2_fun [2023-08-30 02:01:32,022 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 02:01:32,022 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-08-30 02:01:32,022 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-08-30 02:01:32,022 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 02:01:32,022 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-08-30 02:01:32,023 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 02:01:32,023 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 02:01:32,023 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 02:01:32,024 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 02:01:32,225 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 02:01:32,226 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 02:01:32,559 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 02:01:32,567 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 02:01:32,567 INFO L302 CfgBuilder]: Removed 15 assume(true) statements. [2023-08-30 02:01:32,569 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 02:01:32 BoogieIcfgContainer [2023-08-30 02:01:32,569 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 02:01:32,571 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 02:01:32,572 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 02:01:32,574 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 02:01:32,575 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 02:01:31" (1/3) ... [2023-08-30 02:01:32,575 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c14a041 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 02:01:32, skipping insertion in model container [2023-08-30 02:01:32,575 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:01:31" (2/3) ... [2023-08-30 02:01:32,576 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c14a041 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 02:01:32, skipping insertion in model container [2023-08-30 02:01:32,576 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 02:01:32" (3/3) ... [2023-08-30 02:01:32,577 INFO L112 eAbstractionObserver]: Analyzing ICFG 28-race_reach_81-list_racing.i [2023-08-30 02:01:32,590 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 02:01:32,591 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 38 error locations. [2023-08-30 02:01:32,591 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 02:01:32,694 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2023-08-30 02:01:32,708 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 02:01:32,714 INFO L158 Benchmark]: Toolchain (without parser) took 1614.26ms. Allocated memory was 73.4MB in the beginning and 88.1MB in the end (delta: 14.7MB). Free memory was 49.1MB in the beginning and 44.6MB in the end (delta: 4.5MB). Peak memory consumption was 21.6MB. Max. memory is 16.1GB. [2023-08-30 02:01:32,714 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 56.6MB. Free memory was 33.9MB in the beginning and 33.8MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 02:01:32,715 INFO L158 Benchmark]: CACSL2BoogieTranslator took 703.95ms. Allocated memory is still 73.4MB. Free memory was 48.9MB in the beginning and 37.4MB in the end (delta: 11.5MB). Peak memory consumption was 19.6MB. Max. memory is 16.1GB. [2023-08-30 02:01:32,715 INFO L158 Benchmark]: Boogie Procedure Inliner took 70.37ms. Allocated memory is still 73.4MB. Free memory was 37.4MB in the beginning and 34.4MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 02:01:32,716 INFO L158 Benchmark]: Boogie Preprocessor took 68.25ms. Allocated memory is still 73.4MB. Free memory was 34.4MB in the beginning and 32.0MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 02:01:32,717 INFO L158 Benchmark]: RCFGBuilder took 624.81ms. Allocated memory was 73.4MB in the beginning and 88.1MB in the end (delta: 14.7MB). Free memory was 32.0MB in the beginning and 61.9MB in the end (delta: -29.8MB). Peak memory consumption was 6.5MB. Max. memory is 16.1GB. [2023-08-30 02:01:32,717 INFO L158 Benchmark]: TraceAbstraction took 140.90ms. Allocated memory is still 88.1MB. Free memory was 61.1MB in the beginning and 44.6MB in the end (delta: 16.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-08-30 02:01:32,720 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 56.6MB. Free memory was 33.9MB in the beginning and 33.8MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 703.95ms. Allocated memory is still 73.4MB. Free memory was 48.9MB in the beginning and 37.4MB in the end (delta: 11.5MB). Peak memory consumption was 19.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 70.37ms. Allocated memory is still 73.4MB. Free memory was 37.4MB in the beginning and 34.4MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 68.25ms. Allocated memory is still 73.4MB. Free memory was 34.4MB in the beginning and 32.0MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 624.81ms. Allocated memory was 73.4MB in the beginning and 88.1MB in the end (delta: 14.7MB). Free memory was 32.0MB in the beginning and 61.9MB in the end (delta: -29.8MB). Peak memory consumption was 6.5MB. Max. memory is 16.1GB. * TraceAbstraction took 140.90ms. Allocated memory is still 88.1MB. Free memory was 61.1MB in the beginning and 44.6MB in the end (delta: 16.5MB). Peak memory consumption was 16.8MB. 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 02:01:32,741 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/goblint-regression/28-race_reach_81-list_racing.i -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 3de6ec2acea23c0ab47fbc2e02ad0931145060ca78b80531ef692b3505f9553b --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 02:01:34,561 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 02:01:34,563 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 02:01:34,588 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 02:01:34,588 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 02:01:34,590 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 02:01:34,591 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 02:01:34,592 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 02:01:34,594 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 02:01:34,595 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 02:01:34,595 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 02:01:34,599 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 02:01:34,599 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 02:01:34,603 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 02:01:34,606 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 02:01:34,609 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 02:01:34,610 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 02:01:34,611 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 02:01:34,613 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 02:01:34,616 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 02:01:34,618 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 02:01:34,621 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 02:01:34,622 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 02:01:34,623 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 02:01:34,630 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 02:01:34,631 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 02:01:34,632 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 02:01:34,633 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 02:01:34,634 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 02:01:34,635 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 02:01:34,635 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 02:01:34,636 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 02:01:34,637 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 02:01:34,638 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 02:01:34,640 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 02:01:34,640 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 02:01:34,640 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 02:01:34,641 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 02:01:34,641 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 02:01:34,642 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 02:01:34,642 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 02:01:34,644 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2023-08-30 02:01:34,681 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 02:01:34,681 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 02:01:34,682 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 02:01:34,683 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 02:01:34,683 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 02:01:34,684 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 02:01:34,684 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 02:01:34,684 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 02:01:34,684 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 02:01:34,685 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 02:01:34,685 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 02:01:34,686 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 02:01:34,686 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 02:01:34,686 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 02:01:34,686 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 02:01:34,686 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-30 02:01:34,686 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-30 02:01:34,687 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-30 02:01:34,687 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 02:01:34,687 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 02:01:34,687 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 02:01:34,687 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 02:01:34,687 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 02:01:34,688 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 02:01:34,688 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 02:01:34,688 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 02:01:34,688 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 02:01:34,688 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 02:01:34,689 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 02:01:34,689 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 02:01:34,689 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 02:01:34,689 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 02:01:34,689 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 02:01:34,690 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 02:01:34,690 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 02:01:34,690 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 02:01:34,690 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 02:01:34,690 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3de6ec2acea23c0ab47fbc2e02ad0931145060ca78b80531ef692b3505f9553b Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 02:01:34,986 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 02:01:35,009 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 02:01:35,012 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 02:01:35,013 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 02:01:35,013 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 02:01:35,014 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/28-race_reach_81-list_racing.i [2023-08-30 02:01:36,187 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 02:01:36,535 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 02:01:36,535 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_81-list_racing.i [2023-08-30 02:01:36,556 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7684e20ab/ac17c8860c2d42e1a41e4a08827a7ba0/FLAGa843911eb [2023-08-30 02:01:36,574 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7684e20ab/ac17c8860c2d42e1a41e4a08827a7ba0 [2023-08-30 02:01:36,577 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 02:01:36,578 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 02:01:36,581 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 02:01:36,582 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 02:01:36,584 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 02:01:36,585 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 02:01:36" (1/1) ... [2023-08-30 02:01:36,586 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14ffcedc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:01:36, skipping insertion in model container [2023-08-30 02:01:36,586 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 02:01:36" (1/1) ... [2023-08-30 02:01:36,592 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 02:01:36,635 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 02:01:37,040 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_81-list_racing.i[47038,47051] [2023-08-30 02:01:37,086 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 02:01:37,107 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 02:01:37,146 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_81-list_racing.i[47038,47051] [2023-08-30 02:01:37,155 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 02:01:37,220 INFO L208 MainTranslator]: Completed translation [2023-08-30 02:01:37,220 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:01:37 WrapperNode [2023-08-30 02:01:37,221 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 02:01:37,222 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 02:01:37,222 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 02:01:37,222 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 02:01:37,228 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:01:37" (1/1) ... [2023-08-30 02:01:37,263 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:01:37" (1/1) ... [2023-08-30 02:01:37,302 INFO L138 Inliner]: procedures = 282, calls = 54, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 205 [2023-08-30 02:01:37,302 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 02:01:37,304 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 02:01:37,304 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 02:01:37,304 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 02:01:37,312 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:01:37" (1/1) ... [2023-08-30 02:01:37,312 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:01:37" (1/1) ... [2023-08-30 02:01:37,327 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:01:37" (1/1) ... [2023-08-30 02:01:37,329 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:01:37" (1/1) ... [2023-08-30 02:01:37,339 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:01:37" (1/1) ... [2023-08-30 02:01:37,342 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:01:37" (1/1) ... [2023-08-30 02:01:37,350 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:01:37" (1/1) ... [2023-08-30 02:01:37,361 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:01:37" (1/1) ... [2023-08-30 02:01:37,365 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 02:01:37,365 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 02:01:37,370 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 02:01:37,370 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 02:01:37,371 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:01:37" (1/1) ... [2023-08-30 02:01:37,383 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 02:01:37,394 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 02:01:37,410 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-08-30 02:01:37,433 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 02:01:37,459 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-08-30 02:01:37,459 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 02:01:37,464 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-08-30 02:01:37,464 INFO L130 BoogieDeclarations]: Found specification of procedure t1_fun [2023-08-30 02:01:37,465 INFO L138 BoogieDeclarations]: Found implementation of procedure t1_fun [2023-08-30 02:01:37,465 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 02:01:37,465 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 02:01:37,465 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 02:01:37,465 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-08-30 02:01:37,466 INFO L130 BoogieDeclarations]: Found specification of procedure t2_fun [2023-08-30 02:01:37,466 INFO L138 BoogieDeclarations]: Found implementation of procedure t2_fun [2023-08-30 02:01:37,466 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-08-30 02:01:37,466 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-08-30 02:01:37,466 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 02:01:37,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-08-30 02:01:37,467 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 02:01:37,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 02:01:37,468 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 02:01:37,712 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 02:01:37,716 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 02:01:38,239 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 02:01:38,246 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 02:01:38,246 INFO L302 CfgBuilder]: Removed 15 assume(true) statements. [2023-08-30 02:01:38,248 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 02:01:38 BoogieIcfgContainer [2023-08-30 02:01:38,249 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 02:01:38,250 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 02:01:38,251 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 02:01:38,254 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 02:01:38,254 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 02:01:36" (1/3) ... [2023-08-30 02:01:38,255 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3bf24677 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 02:01:38, skipping insertion in model container [2023-08-30 02:01:38,255 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:01:37" (2/3) ... [2023-08-30 02:01:38,256 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3bf24677 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 02:01:38, skipping insertion in model container [2023-08-30 02:01:38,256 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 02:01:38" (3/3) ... [2023-08-30 02:01:38,257 INFO L112 eAbstractionObserver]: Analyzing ICFG 28-race_reach_81-list_racing.i [2023-08-30 02:01:38,272 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 02:01:38,272 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 38 error locations. [2023-08-30 02:01:38,272 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 02:01:38,381 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2023-08-30 02:01:38,387 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 02:01:38,391 INFO L158 Benchmark]: Toolchain (without parser) took 1811.90ms. Allocated memory was 67.1MB in the beginning and 88.1MB in the end (delta: 21.0MB). Free memory was 42.0MB in the beginning and 62.2MB in the end (delta: -20.2MB). Peak memory consumption was 29.5MB. Max. memory is 16.1GB. [2023-08-30 02:01:38,391 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 67.1MB. Free memory is still 44.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 02:01:38,392 INFO L158 Benchmark]: CACSL2BoogieTranslator took 640.18ms. Allocated memory was 67.1MB in the beginning and 88.1MB in the end (delta: 21.0MB). Free memory was 41.8MB in the beginning and 48.5MB in the end (delta: -6.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-08-30 02:01:38,393 INFO L158 Benchmark]: Boogie Procedure Inliner took 80.98ms. Allocated memory is still 88.1MB. Free memory was 48.5MB in the beginning and 45.6MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 02:01:38,393 INFO L158 Benchmark]: Boogie Preprocessor took 61.06ms. Allocated memory is still 88.1MB. Free memory was 45.6MB in the beginning and 42.9MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 02:01:38,394 INFO L158 Benchmark]: RCFGBuilder took 883.34ms. Allocated memory is still 88.1MB. Free memory was 42.9MB in the beginning and 60.3MB in the end (delta: -17.4MB). Peak memory consumption was 7.5MB. Max. memory is 16.1GB. [2023-08-30 02:01:38,394 INFO L158 Benchmark]: TraceAbstraction took 139.35ms. Allocated memory is still 88.1MB. Free memory was 59.8MB in the beginning and 62.2MB in the end (delta: -2.3MB). Peak memory consumption was 24.4MB. Max. memory is 16.1GB. [2023-08-30 02:01:38,397 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 67.1MB. Free memory is still 44.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 640.18ms. Allocated memory was 67.1MB in the beginning and 88.1MB in the end (delta: 21.0MB). Free memory was 41.8MB in the beginning and 48.5MB in the end (delta: -6.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 80.98ms. Allocated memory is still 88.1MB. Free memory was 48.5MB in the beginning and 45.6MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 61.06ms. Allocated memory is still 88.1MB. Free memory was 45.6MB in the beginning and 42.9MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 883.34ms. Allocated memory is still 88.1MB. Free memory was 42.9MB in the beginning and 60.3MB in the end (delta: -17.4MB). Peak memory consumption was 7.5MB. Max. memory is 16.1GB. * TraceAbstraction took 139.35ms. Allocated memory is still 88.1MB. Free memory was 59.8MB in the beginning and 62.2MB in the end (delta: -2.3MB). Peak memory consumption was 24.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-30 02:01:38,420 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