./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/valid-memsafety.prp --file ../../../trunk/examples/svcomp/goblint-regression/06-symbeq_07-tricky_address2.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/06-symbeq_07-tricky_address2.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 c18dd13658bb5739ed2db8c4c80ae330682b7c3cebd2ad85657518c27ca325b9 --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 01:59:03,440 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 01:59:03,443 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 01:59:03,486 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 01:59:03,486 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 01:59:03,489 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 01:59:03,491 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 01:59:03,494 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 01:59:03,497 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 01:59:03,501 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 01:59:03,502 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 01:59:03,505 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 01:59:03,505 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 01:59:03,506 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 01:59:03,507 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 01:59:03,514 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 01:59:03,516 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 01:59:03,518 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 01:59:03,520 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 01:59:03,523 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 01:59:03,526 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 01:59:03,526 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 01:59:03,527 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 01:59:03,528 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 01:59:03,536 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 01:59:03,537 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 01:59:03,537 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 01:59:03,539 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 01:59:03,539 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 01:59:03,540 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 01:59:03,540 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 01:59:03,545 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 01:59:03,547 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 01:59:03,548 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 01:59:03,549 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 01:59:03,550 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 01:59:03,550 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 01:59:03,551 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 01:59:03,551 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 01:59:03,552 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 01:59:03,552 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 01:59:03,554 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2023-08-30 01:59:03,586 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 01:59:03,586 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 01:59:03,587 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 01:59:03,587 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 01:59:03,588 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 01:59:03,588 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 01:59:03,589 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 01:59:03,589 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 01:59:03,589 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 01:59:03,589 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 01:59:03,590 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 01:59:03,590 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 01:59:03,591 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 01:59:03,591 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 01:59:03,591 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 01:59:03,591 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-30 01:59:03,591 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-30 01:59:03,591 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-30 01:59:03,592 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 01:59:03,592 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 01:59:03,592 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 01:59:03,592 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 01:59:03,592 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 01:59:03,593 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 01:59:03,593 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 01:59:03,593 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:59:03,593 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 01:59:03,593 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 01:59:03,593 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 01:59:03,594 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 01:59:03,594 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 01:59:03,594 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 01:59:03,594 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 01:59:03,594 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 01:59:03,595 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c18dd13658bb5739ed2db8c4c80ae330682b7c3cebd2ad85657518c27ca325b9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 01:59:03,892 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 01:59:03,917 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 01:59:03,919 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 01:59:03,920 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 01:59:03,921 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 01:59:03,922 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/06-symbeq_07-tricky_address2.i [2023-08-30 01:59:05,118 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 01:59:05,388 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 01:59:05,389 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/06-symbeq_07-tricky_address2.i [2023-08-30 01:59:05,402 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f30adf6be/30e522f6dee245f39b768945747cd0e1/FLAGd84385470 [2023-08-30 01:59:05,414 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f30adf6be/30e522f6dee245f39b768945747cd0e1 [2023-08-30 01:59:05,416 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 01:59:05,417 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 01:59:05,418 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 01:59:05,418 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 01:59:05,421 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 01:59:05,422 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:59:05" (1/1) ... [2023-08-30 01:59:05,422 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2660ba98 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:59:05, skipping insertion in model container [2023-08-30 01:59:05,423 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:59:05" (1/1) ... [2023-08-30 01:59:05,428 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 01:59:05,465 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 01:59:05,900 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:59:05,926 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 01:59:05,976 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:59:06,046 INFO L208 MainTranslator]: Completed translation [2023-08-30 01:59:06,047 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:59:06 WrapperNode [2023-08-30 01:59:06,047 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 01:59:06,049 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 01:59:06,049 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 01:59:06,049 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 01:59:06,056 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:59:06" (1/1) ... [2023-08-30 01:59:06,089 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:59:06" (1/1) ... [2023-08-30 01:59:06,118 INFO L138 Inliner]: procedures = 264, calls = 16, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 66 [2023-08-30 01:59:06,118 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 01:59:06,119 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 01:59:06,120 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 01:59:06,120 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 01:59:06,128 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:59:06" (1/1) ... [2023-08-30 01:59:06,128 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:59:06" (1/1) ... [2023-08-30 01:59:06,139 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:59:06" (1/1) ... [2023-08-30 01:59:06,140 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:59:06" (1/1) ... [2023-08-30 01:59:06,152 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:59:06" (1/1) ... [2023-08-30 01:59:06,160 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:59:06" (1/1) ... [2023-08-30 01:59:06,162 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:59:06" (1/1) ... [2023-08-30 01:59:06,167 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:59:06" (1/1) ... [2023-08-30 01:59:06,172 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 01:59:06,173 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 01:59:06,180 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 01:59:06,180 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 01:59:06,181 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:59:06" (1/1) ... [2023-08-30 01:59:06,186 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:59:06,197 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 01:59:06,214 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 01:59:06,237 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 01:59:06,251 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 01:59:06,252 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 01:59:06,252 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-30 01:59:06,252 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 01:59:06,252 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-08-30 01:59:06,253 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 01:59:06,253 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2023-08-30 01:59:06,253 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2023-08-30 01:59:06,253 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 01:59:06,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 01:59:06,255 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 01:59:06,406 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 01:59:06,408 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 01:59:06,589 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 01:59:06,603 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 01:59:06,603 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-08-30 01:59:06,605 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:59:06 BoogieIcfgContainer [2023-08-30 01:59:06,605 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 01:59:06,607 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 01:59:06,608 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 01:59:06,611 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 01:59:06,611 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 01:59:05" (1/3) ... [2023-08-30 01:59:06,612 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@263c91be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:59:06, skipping insertion in model container [2023-08-30 01:59:06,612 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:59:06" (2/3) ... [2023-08-30 01:59:06,612 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@263c91be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:59:06, skipping insertion in model container [2023-08-30 01:59:06,613 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:59:06" (3/3) ... [2023-08-30 01:59:06,614 INFO L112 eAbstractionObserver]: Analyzing ICFG 06-symbeq_07-tricky_address2.i [2023-08-30 01:59:06,630 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 01:59:06,630 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 11 error locations. [2023-08-30 01:59:06,631 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 01:59:06,693 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 01:59:06,704 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 01:59:06,708 INFO L158 Benchmark]: Toolchain (without parser) took 1290.01ms. Allocated memory was 62.9MB in the beginning and 77.6MB in the end (delta: 14.7MB). Free memory was 38.5MB in the beginning and 34.5MB in the end (delta: 4.0MB). Peak memory consumption was 20.8MB. Max. memory is 16.1GB. [2023-08-30 01:59:06,708 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 62.9MB. Free memory was 40.1MB in the beginning and 40.0MB in the end (delta: 42.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 01:59:06,709 INFO L158 Benchmark]: CACSL2BoogieTranslator took 629.57ms. Allocated memory was 62.9MB in the beginning and 77.6MB in the end (delta: 14.7MB). Free memory was 38.2MB in the beginning and 40.3MB in the end (delta: -2.1MB). Peak memory consumption was 14.3MB. Max. memory is 16.1GB. [2023-08-30 01:59:06,710 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.99ms. Allocated memory is still 77.6MB. Free memory was 40.3MB in the beginning and 37.9MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 01:59:06,710 INFO L158 Benchmark]: Boogie Preprocessor took 53.35ms. Allocated memory is still 77.6MB. Free memory was 37.9MB in the beginning and 36.3MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 01:59:06,711 INFO L158 Benchmark]: RCFGBuilder took 431.87ms. Allocated memory is still 77.6MB. Free memory was 36.3MB in the beginning and 42.0MB in the end (delta: -5.7MB). Peak memory consumption was 4.4MB. Max. memory is 16.1GB. [2023-08-30 01:59:06,711 INFO L158 Benchmark]: TraceAbstraction took 99.69ms. Allocated memory is still 77.6MB. Free memory was 41.6MB in the beginning and 34.5MB in the end (delta: 7.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-08-30 01:59:06,714 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 62.9MB. Free memory was 40.1MB in the beginning and 40.0MB in the end (delta: 42.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 629.57ms. Allocated memory was 62.9MB in the beginning and 77.6MB in the end (delta: 14.7MB). Free memory was 38.2MB in the beginning and 40.3MB in the end (delta: -2.1MB). Peak memory consumption was 14.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 69.99ms. Allocated memory is still 77.6MB. Free memory was 40.3MB in the beginning and 37.9MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 53.35ms. Allocated memory is still 77.6MB. Free memory was 37.9MB in the beginning and 36.3MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 431.87ms. Allocated memory is still 77.6MB. Free memory was 36.3MB in the beginning and 42.0MB in the end (delta: -5.7MB). Peak memory consumption was 4.4MB. Max. memory is 16.1GB. * TraceAbstraction took 99.69ms. Allocated memory is still 77.6MB. Free memory was 41.6MB in the beginning and 34.5MB in the end (delta: 7.1MB). Peak memory consumption was 6.3MB. 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 01:59:06,733 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/goblint-regression/06-symbeq_07-tricky_address2.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 c18dd13658bb5739ed2db8c4c80ae330682b7c3cebd2ad85657518c27ca325b9 --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 01:59:08,597 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 01:59:08,599 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 01:59:08,630 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 01:59:08,631 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 01:59:08,632 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 01:59:08,633 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 01:59:08,634 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 01:59:08,636 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 01:59:08,637 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 01:59:08,637 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 01:59:08,638 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 01:59:08,639 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 01:59:08,640 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 01:59:08,641 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 01:59:08,642 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 01:59:08,643 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 01:59:08,643 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 01:59:08,645 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 01:59:08,651 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 01:59:08,653 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 01:59:08,655 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 01:59:08,656 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 01:59:08,657 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 01:59:08,660 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 01:59:08,661 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 01:59:08,661 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 01:59:08,662 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 01:59:08,663 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 01:59:08,664 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 01:59:08,664 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 01:59:08,665 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 01:59:08,665 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 01:59:08,666 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 01:59:08,667 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 01:59:08,667 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 01:59:08,668 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 01:59:08,668 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 01:59:08,669 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 01:59:08,670 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 01:59:08,670 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 01:59:08,676 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2023-08-30 01:59:08,714 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 01:59:08,715 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 01:59:08,716 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 01:59:08,716 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 01:59:08,717 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 01:59:08,718 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 01:59:08,719 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 01:59:08,719 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 01:59:08,719 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 01:59:08,720 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 01:59:08,720 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 01:59:08,721 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 01:59:08,721 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 01:59:08,721 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 01:59:08,721 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 01:59:08,721 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-30 01:59:08,721 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-30 01:59:08,722 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-30 01:59:08,722 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 01:59:08,722 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 01:59:08,722 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 01:59:08,722 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 01:59:08,723 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 01:59:08,723 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 01:59:08,723 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 01:59:08,723 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 01:59:08,723 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 01:59:08,724 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:59:08,724 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 01:59:08,724 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 01:59:08,724 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 01:59:08,724 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 01:59:08,725 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 01:59:08,725 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 01:59:08,725 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 01:59:08,725 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 01:59:08,725 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 01:59:08,726 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c18dd13658bb5739ed2db8c4c80ae330682b7c3cebd2ad85657518c27ca325b9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 01:59:09,069 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 01:59:09,088 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 01:59:09,090 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 01:59:09,091 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 01:59:09,092 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 01:59:09,093 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/06-symbeq_07-tricky_address2.i [2023-08-30 01:59:10,261 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 01:59:10,535 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 01:59:10,545 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/06-symbeq_07-tricky_address2.i [2023-08-30 01:59:10,565 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f2b8ef353/612613d277174c88892ab9257c8e5be5/FLAGeb349edc2 [2023-08-30 01:59:10,579 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f2b8ef353/612613d277174c88892ab9257c8e5be5 [2023-08-30 01:59:10,581 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 01:59:10,582 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 01:59:10,583 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 01:59:10,584 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 01:59:10,587 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 01:59:10,588 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:59:10" (1/1) ... [2023-08-30 01:59:10,588 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@614564c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:59:10, skipping insertion in model container [2023-08-30 01:59:10,589 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:59:10" (1/1) ... [2023-08-30 01:59:10,594 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 01:59:10,635 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 01:59:11,037 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:59:11,061 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 01:59:11,117 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:59:11,182 INFO L208 MainTranslator]: Completed translation [2023-08-30 01:59:11,182 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:59:11 WrapperNode [2023-08-30 01:59:11,182 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 01:59:11,183 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 01:59:11,183 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 01:59:11,184 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 01:59:11,190 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:59:11" (1/1) ... [2023-08-30 01:59:11,208 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:59:11" (1/1) ... [2023-08-30 01:59:11,232 INFO L138 Inliner]: procedures = 267, calls = 16, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 65 [2023-08-30 01:59:11,233 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 01:59:11,234 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 01:59:11,234 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 01:59:11,235 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 01:59:11,243 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:59:11" (1/1) ... [2023-08-30 01:59:11,244 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:59:11" (1/1) ... [2023-08-30 01:59:11,254 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:59:11" (1/1) ... [2023-08-30 01:59:11,255 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:59:11" (1/1) ... [2023-08-30 01:59:11,269 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:59:11" (1/1) ... [2023-08-30 01:59:11,272 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:59:11" (1/1) ... [2023-08-30 01:59:11,274 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:59:11" (1/1) ... [2023-08-30 01:59:11,275 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:59:11" (1/1) ... [2023-08-30 01:59:11,289 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 01:59:11,290 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 01:59:11,290 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 01:59:11,291 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 01:59:11,291 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:59:11" (1/1) ... [2023-08-30 01:59:11,302 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:59:11,314 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 01:59:11,334 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 01:59:11,351 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 01:59:11,374 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-08-30 01:59:11,375 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 01:59:11,375 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 01:59:11,375 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 01:59:11,375 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-08-30 01:59:11,375 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 01:59:11,375 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2023-08-30 01:59:11,375 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2023-08-30 01:59:11,375 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 01:59:11,375 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 01:59:11,376 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 01:59:11,503 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 01:59:11,505 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 01:59:11,827 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 01:59:11,833 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 01:59:11,833 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-08-30 01:59:11,835 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:59:11 BoogieIcfgContainer [2023-08-30 01:59:11,835 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 01:59:11,837 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 01:59:11,837 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 01:59:11,840 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 01:59:11,840 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 01:59:10" (1/3) ... [2023-08-30 01:59:11,840 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2fb70cfe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:59:11, skipping insertion in model container [2023-08-30 01:59:11,841 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:59:11" (2/3) ... [2023-08-30 01:59:11,841 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2fb70cfe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:59:11, skipping insertion in model container [2023-08-30 01:59:11,841 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:59:11" (3/3) ... [2023-08-30 01:59:11,842 INFO L112 eAbstractionObserver]: Analyzing ICFG 06-symbeq_07-tricky_address2.i [2023-08-30 01:59:11,858 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 01:59:11,859 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 11 error locations. [2023-08-30 01:59:11,859 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 01:59:11,941 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 01:59:11,951 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 01:59:11,957 INFO L158 Benchmark]: Toolchain (without parser) took 1373.65ms. Allocated memory was 71.3MB in the beginning and 86.0MB in the end (delta: 14.7MB). Free memory was 47.8MB in the beginning and 63.6MB in the end (delta: -15.8MB). Peak memory consumption was 26.3MB. Max. memory is 16.1GB. [2023-08-30 01:59:11,958 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 58.7MB. Free memory was 36.6MB in the beginning and 36.6MB in the end (delta: 57.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 01:59:11,958 INFO L158 Benchmark]: CACSL2BoogieTranslator took 599.02ms. Allocated memory is still 71.3MB. Free memory was 47.6MB in the beginning and 37.0MB in the end (delta: 10.6MB). Peak memory consumption was 21.6MB. Max. memory is 16.1GB. [2023-08-30 01:59:11,959 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.99ms. Allocated memory is still 71.3MB. Free memory was 37.0MB in the beginning and 34.7MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 01:59:11,960 INFO L158 Benchmark]: Boogie Preprocessor took 55.89ms. Allocated memory is still 71.3MB. Free memory was 34.4MB in the beginning and 32.6MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 01:59:11,960 INFO L158 Benchmark]: RCFGBuilder took 544.84ms. Allocated memory is still 71.3MB. Free memory was 32.6MB in the beginning and 36.1MB in the end (delta: -3.5MB). Peak memory consumption was 6.7MB. Max. memory is 16.1GB. [2023-08-30 01:59:11,961 INFO L158 Benchmark]: TraceAbstraction took 118.83ms. Allocated memory was 71.3MB in the beginning and 86.0MB in the end (delta: 14.7MB). Free memory was 35.7MB in the beginning and 63.6MB in the end (delta: -27.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-08-30 01:59:11,968 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 58.7MB. Free memory was 36.6MB in the beginning and 36.6MB in the end (delta: 57.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 599.02ms. Allocated memory is still 71.3MB. Free memory was 47.6MB in the beginning and 37.0MB in the end (delta: 10.6MB). Peak memory consumption was 21.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 49.99ms. Allocated memory is still 71.3MB. Free memory was 37.0MB in the beginning and 34.7MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 55.89ms. Allocated memory is still 71.3MB. Free memory was 34.4MB in the beginning and 32.6MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 544.84ms. Allocated memory is still 71.3MB. Free memory was 32.6MB in the beginning and 36.1MB in the end (delta: -3.5MB). Peak memory consumption was 6.7MB. Max. memory is 16.1GB. * TraceAbstraction took 118.83ms. Allocated memory was 71.3MB in the beginning and 86.0MB in the end (delta: 14.7MB). Free memory was 35.7MB in the beginning and 63.6MB in the end (delta: -27.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-30 01:59:11,996 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