./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/valid-memsafety.prp --file ../../../trunk/examples/svcomp/goblint-regression/06-symbeq_13-equ_proc_nr.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_13-equ_proc_nr.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 7aa541197ab3d76d3553dcc8603f5c865e8a029202164eb406db53a61111f080 --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 01:59:05,769 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 01:59:05,781 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 01:59:05,818 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 01:59:05,822 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 01:59:05,824 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 01:59:05,826 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 01:59:05,829 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 01:59:05,831 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 01:59:05,835 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 01:59:05,836 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 01:59:05,838 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 01:59:05,840 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 01:59:05,842 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 01:59:05,843 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 01:59:05,846 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 01:59:05,847 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 01:59:05,848 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 01:59:05,851 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 01:59:05,855 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 01:59:05,856 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 01:59:05,857 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 01:59:05,858 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 01:59:05,859 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 01:59:05,865 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 01:59:05,865 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 01:59:05,866 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 01:59:05,867 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 01:59:05,868 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 01:59:05,868 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 01:59:05,873 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 01:59:05,874 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 01:59:05,875 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 01:59:05,876 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 01:59:05,877 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 01:59:05,878 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 01:59:05,878 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 01:59:05,878 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 01:59:05,879 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 01:59:05,879 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 01:59:05,880 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 01:59:05,882 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2023-08-30 01:59:05,914 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 01:59:05,914 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 01:59:05,915 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 01:59:05,915 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 01:59:05,916 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 01:59:05,916 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 01:59:05,917 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 01:59:05,917 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 01:59:05,917 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 01:59:05,918 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 01:59:05,918 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 01:59:05,919 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 01:59:05,919 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 01:59:05,919 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 01:59:05,919 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 01:59:05,919 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-30 01:59:05,920 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-30 01:59:05,920 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-30 01:59:05,920 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 01:59:05,920 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 01:59:05,920 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 01:59:05,921 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 01:59:05,921 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 01:59:05,921 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 01:59:05,921 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 01:59:05,921 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:59:05,922 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 01:59:05,922 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 01:59:05,922 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 01:59:05,922 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 01:59:05,922 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 01:59:05,923 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 01:59:05,923 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 01:59:05,923 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 01:59:05,923 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7aa541197ab3d76d3553dcc8603f5c865e8a029202164eb406db53a61111f080 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 01:59:06,228 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 01:59:06,244 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 01:59:06,246 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 01:59:06,247 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 01:59:06,247 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 01:59:06,248 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/06-symbeq_13-equ_proc_nr.i [2023-08-30 01:59:07,494 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 01:59:07,778 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 01:59:07,779 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/06-symbeq_13-equ_proc_nr.i [2023-08-30 01:59:07,801 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f551506f6/717a5500c3f24e88bb3f5d7b3edd03ea/FLAGd50338f3e [2023-08-30 01:59:07,817 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f551506f6/717a5500c3f24e88bb3f5d7b3edd03ea [2023-08-30 01:59:07,819 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 01:59:07,820 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 01:59:07,821 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 01:59:07,821 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 01:59:07,826 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 01:59:07,827 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:59:07" (1/1) ... [2023-08-30 01:59:07,828 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@178c320b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:59:07, skipping insertion in model container [2023-08-30 01:59:07,828 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:59:07" (1/1) ... [2023-08-30 01:59:07,833 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 01:59:07,878 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 01:59:08,193 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:59:08,206 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 01:59:08,250 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:59:08,312 INFO L208 MainTranslator]: Completed translation [2023-08-30 01:59:08,312 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:59:08 WrapperNode [2023-08-30 01:59:08,313 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 01:59:08,315 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 01:59:08,315 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 01:59:08,315 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 01:59:08,322 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:59:08" (1/1) ... [2023-08-30 01:59:08,336 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:59:08" (1/1) ... [2023-08-30 01:59:08,352 INFO L138 Inliner]: procedures = 266, calls = 26, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 54 [2023-08-30 01:59:08,353 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 01:59:08,354 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 01:59:08,354 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 01:59:08,354 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 01:59:08,359 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:59:08" (1/1) ... [2023-08-30 01:59:08,360 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:59:08" (1/1) ... [2023-08-30 01:59:08,362 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:59:08" (1/1) ... [2023-08-30 01:59:08,363 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:59:08" (1/1) ... [2023-08-30 01:59:08,368 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:59:08" (1/1) ... [2023-08-30 01:59:08,369 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:59:08" (1/1) ... [2023-08-30 01:59:08,370 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:59:08" (1/1) ... [2023-08-30 01:59:08,371 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:59:08" (1/1) ... [2023-08-30 01:59:08,373 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 01:59:08,374 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 01:59:08,374 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 01:59:08,374 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 01:59:08,375 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:59:08" (1/1) ... [2023-08-30 01:59:08,380 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:59:08,392 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 01:59:08,403 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 01:59:08,424 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 01:59:08,442 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 01:59:08,442 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 01:59:08,443 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 01:59:08,443 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-08-30 01:59:08,443 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 01:59:08,443 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2023-08-30 01:59:08,443 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2023-08-30 01:59:08,443 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 01:59:08,443 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 01:59:08,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 01:59:08,445 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 01:59:08,591 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 01:59:08,593 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 01:59:08,746 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 01:59:08,752 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 01:59:08,753 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 01:59:08,754 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:59:08 BoogieIcfgContainer [2023-08-30 01:59:08,754 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 01:59:08,756 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 01:59:08,756 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 01:59:08,758 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 01:59:08,758 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 01:59:07" (1/3) ... [2023-08-30 01:59:08,759 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44af1a3d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:59:08, skipping insertion in model container [2023-08-30 01:59:08,759 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:59:08" (2/3) ... [2023-08-30 01:59:08,759 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44af1a3d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:59:08, skipping insertion in model container [2023-08-30 01:59:08,759 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:59:08" (3/3) ... [2023-08-30 01:59:08,760 INFO L112 eAbstractionObserver]: Analyzing ICFG 06-symbeq_13-equ_proc_nr.i [2023-08-30 01:59:08,774 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 01:59:08,775 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 7 error locations. [2023-08-30 01:59:08,775 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 01:59:08,815 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 01:59:08,830 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 01:59:08,837 INFO L158 Benchmark]: Toolchain (without parser) took 1016.28ms. Allocated memory was 62.9MB in the beginning and 77.6MB in the end (delta: 14.7MB). Free memory was 42.0MB in the beginning and 40.5MB in the end (delta: 1.5MB). Peak memory consumption was 17.4MB. Max. memory is 16.1GB. [2023-08-30 01:59:08,838 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 62.9MB. Free memory is still 40.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 01:59:08,838 INFO L158 Benchmark]: CACSL2BoogieTranslator took 493.45ms. Allocated memory was 62.9MB in the beginning and 77.6MB in the end (delta: 14.7MB). Free memory was 41.7MB in the beginning and 43.7MB in the end (delta: -2.0MB). Peak memory consumption was 16.9MB. Max. memory is 16.1GB. [2023-08-30 01:59:08,839 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.87ms. Allocated memory is still 77.6MB. Free memory was 43.7MB in the beginning and 41.3MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 01:59:08,840 INFO L158 Benchmark]: Boogie Preprocessor took 19.52ms. Allocated memory is still 77.6MB. Free memory was 41.3MB in the beginning and 39.9MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 01:59:08,841 INFO L158 Benchmark]: RCFGBuilder took 380.80ms. Allocated memory is still 77.6MB. Free memory was 39.9MB in the beginning and 46.8MB in the end (delta: -6.9MB). Peak memory consumption was 8.8MB. Max. memory is 16.1GB. [2023-08-30 01:59:08,842 INFO L158 Benchmark]: TraceAbstraction took 79.50ms. Allocated memory is still 77.6MB. Free memory was 45.9MB in the beginning and 40.5MB in the end (delta: 5.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-08-30 01:59:08,847 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 62.9MB. Free memory is still 40.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 493.45ms. Allocated memory was 62.9MB in the beginning and 77.6MB in the end (delta: 14.7MB). Free memory was 41.7MB in the beginning and 43.7MB in the end (delta: -2.0MB). Peak memory consumption was 16.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.87ms. Allocated memory is still 77.6MB. Free memory was 43.7MB in the beginning and 41.3MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 19.52ms. Allocated memory is still 77.6MB. Free memory was 41.3MB in the beginning and 39.9MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 380.80ms. Allocated memory is still 77.6MB. Free memory was 39.9MB in the beginning and 46.8MB in the end (delta: -6.9MB). Peak memory consumption was 8.8MB. Max. memory is 16.1GB. * TraceAbstraction took 79.50ms. Allocated memory is still 77.6MB. Free memory was 45.9MB in the beginning and 40.5MB in the end (delta: 5.4MB). 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 01:59:08,867 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/06-symbeq_13-equ_proc_nr.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 7aa541197ab3d76d3553dcc8603f5c865e8a029202164eb406db53a61111f080 --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 01:59:10,691 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 01:59:10,692 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 01:59:10,735 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 01:59:10,737 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 01:59:10,740 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 01:59:10,742 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 01:59:10,745 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 01:59:10,746 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 01:59:10,751 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 01:59:10,752 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 01:59:10,754 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 01:59:10,755 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 01:59:10,756 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 01:59:10,758 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 01:59:10,763 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 01:59:10,764 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 01:59:10,765 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 01:59:10,767 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 01:59:10,770 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 01:59:10,771 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 01:59:10,774 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 01:59:10,774 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 01:59:10,775 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 01:59:10,782 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 01:59:10,783 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 01:59:10,783 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 01:59:10,785 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 01:59:10,785 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 01:59:10,786 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 01:59:10,787 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 01:59:10,792 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 01:59:10,793 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 01:59:10,794 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 01:59:10,795 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 01:59:10,796 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 01:59:10,796 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 01:59:10,796 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 01:59:10,797 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 01:59:10,797 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 01:59:10,798 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 01:59:10,799 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2023-08-30 01:59:10,824 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 01:59:10,825 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 01:59:10,825 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 01:59:10,825 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 01:59:10,826 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 01:59:10,826 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 01:59:10,826 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 01:59:10,827 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 01:59:10,827 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 01:59:10,827 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 01:59:10,828 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 01:59:10,828 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 01:59:10,828 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 01:59:10,828 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 01:59:10,829 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 01:59:10,829 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-30 01:59:10,829 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-30 01:59:10,829 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-30 01:59:10,829 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 01:59:10,830 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 01:59:10,830 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 01:59:10,830 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 01:59:10,830 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 01:59:10,831 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 01:59:10,831 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 01:59:10,831 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 01:59:10,831 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 01:59:10,831 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:59:10,832 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 01:59:10,832 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 01:59:10,832 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 01:59:10,832 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 01:59:10,833 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 01:59:10,833 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 01:59:10,833 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 01:59:10,833 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 01:59:10,833 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 01:59:10,833 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7aa541197ab3d76d3553dcc8603f5c865e8a029202164eb406db53a61111f080 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 01:59:11,138 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 01:59:11,155 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 01:59:11,158 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 01:59:11,158 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 01:59:11,159 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 01:59:11,159 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/06-symbeq_13-equ_proc_nr.i [2023-08-30 01:59:12,331 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 01:59:12,566 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 01:59:12,567 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/06-symbeq_13-equ_proc_nr.i [2023-08-30 01:59:12,587 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5e922b01d/e24f95cf6c03416db612ad54c8e06d48/FLAG5504a4267 [2023-08-30 01:59:12,598 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5e922b01d/e24f95cf6c03416db612ad54c8e06d48 [2023-08-30 01:59:12,600 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 01:59:12,601 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 01:59:12,602 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 01:59:12,602 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 01:59:12,622 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 01:59:12,622 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:59:12" (1/1) ... [2023-08-30 01:59:12,625 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@185ab0f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:59:12, skipping insertion in model container [2023-08-30 01:59:12,626 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:59:12" (1/1) ... [2023-08-30 01:59:12,631 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 01:59:12,670 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 01:59:13,028 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:59:13,047 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 01:59:13,101 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:59:13,179 INFO L208 MainTranslator]: Completed translation [2023-08-30 01:59:13,179 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:59:13 WrapperNode [2023-08-30 01:59:13,180 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 01:59:13,181 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 01:59:13,181 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 01:59:13,181 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 01:59:13,187 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:59:13" (1/1) ... [2023-08-30 01:59:13,217 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:59:13" (1/1) ... [2023-08-30 01:59:13,246 INFO L138 Inliner]: procedures = 267, calls = 26, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 54 [2023-08-30 01:59:13,247 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 01:59:13,248 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 01:59:13,248 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 01:59:13,248 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 01:59:13,256 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:59:13" (1/1) ... [2023-08-30 01:59:13,256 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:59:13" (1/1) ... [2023-08-30 01:59:13,262 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:59:13" (1/1) ... [2023-08-30 01:59:13,262 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:59:13" (1/1) ... [2023-08-30 01:59:13,279 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:59:13" (1/1) ... [2023-08-30 01:59:13,281 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:59:13" (1/1) ... [2023-08-30 01:59:13,284 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:59:13" (1/1) ... [2023-08-30 01:59:13,291 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:59:13" (1/1) ... [2023-08-30 01:59:13,293 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 01:59:13,294 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 01:59:13,294 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 01:59:13,297 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 01:59:13,297 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:59:13" (1/1) ... [2023-08-30 01:59:13,302 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:59:13,312 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 01:59:13,324 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 01:59:13,327 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 01:59:13,355 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 01:59:13,355 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 01:59:13,355 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 01:59:13,355 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-08-30 01:59:13,355 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-08-30 01:59:13,356 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 01:59:13,356 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2023-08-30 01:59:13,356 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2023-08-30 01:59:13,356 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 01:59:13,356 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 01:59:13,357 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 01:59:13,518 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 01:59:13,520 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 01:59:13,750 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 01:59:13,758 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 01:59:13,759 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 01:59:13,760 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:59:13 BoogieIcfgContainer [2023-08-30 01:59:13,760 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 01:59:13,762 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 01:59:13,762 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 01:59:13,765 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 01:59:13,765 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 01:59:12" (1/3) ... [2023-08-30 01:59:13,766 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1cae90a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:59:13, skipping insertion in model container [2023-08-30 01:59:13,766 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:59:13" (2/3) ... [2023-08-30 01:59:13,766 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1cae90a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:59:13, skipping insertion in model container [2023-08-30 01:59:13,766 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:59:13" (3/3) ... [2023-08-30 01:59:13,768 INFO L112 eAbstractionObserver]: Analyzing ICFG 06-symbeq_13-equ_proc_nr.i [2023-08-30 01:59:13,781 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 01:59:13,781 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 7 error locations. [2023-08-30 01:59:13,782 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 01:59:13,858 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 01:59:13,863 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 01:59:13,869 INFO L158 Benchmark]: Toolchain (without parser) took 1266.46ms. Allocated memory was 62.9MB in the beginning and 88.1MB in the end (delta: 25.2MB). Free memory was 22.3MB in the beginning and 63.6MB in the end (delta: -41.3MB). Peak memory consumption was 12.0MB. Max. memory is 16.1GB. [2023-08-30 01:59:13,869 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 62.9MB. Free memory was 40.5MB in the beginning and 40.4MB in the end (delta: 49.2kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 01:59:13,870 INFO L158 Benchmark]: CACSL2BoogieTranslator took 577.60ms. Allocated memory was 62.9MB in the beginning and 88.1MB in the end (delta: 25.2MB). Free memory was 22.2MB in the beginning and 64.7MB in the end (delta: -42.5MB). Peak memory consumption was 10.9MB. Max. memory is 16.1GB. [2023-08-30 01:59:13,870 INFO L158 Benchmark]: Boogie Procedure Inliner took 66.19ms. Allocated memory is still 88.1MB. Free memory was 64.7MB in the beginning and 62.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 01:59:13,871 INFO L158 Benchmark]: Boogie Preprocessor took 44.99ms. Allocated memory is still 88.1MB. Free memory was 62.6MB in the beginning and 60.8MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 01:59:13,872 INFO L158 Benchmark]: RCFGBuilder took 466.96ms. Allocated memory is still 88.1MB. Free memory was 60.8MB in the beginning and 45.3MB in the end (delta: 15.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-08-30 01:59:13,872 INFO L158 Benchmark]: TraceAbstraction took 104.75ms. Allocated memory is still 88.1MB. Free memory was 44.4MB in the beginning and 63.6MB in the end (delta: -19.2MB). Peak memory consumption was 7.4MB. Max. memory is 16.1GB. [2023-08-30 01:59:13,880 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 62.9MB. Free memory was 40.5MB in the beginning and 40.4MB in the end (delta: 49.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 577.60ms. Allocated memory was 62.9MB in the beginning and 88.1MB in the end (delta: 25.2MB). Free memory was 22.2MB in the beginning and 64.7MB in the end (delta: -42.5MB). Peak memory consumption was 10.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 66.19ms. Allocated memory is still 88.1MB. Free memory was 64.7MB in the beginning and 62.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 44.99ms. Allocated memory is still 88.1MB. Free memory was 62.6MB in the beginning and 60.8MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 466.96ms. Allocated memory is still 88.1MB. Free memory was 60.8MB in the beginning and 45.3MB in the end (delta: 15.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * TraceAbstraction took 104.75ms. Allocated memory is still 88.1MB. Free memory was 44.4MB in the beginning and 63.6MB in the end (delta: -19.2MB). Peak memory consumption was 7.4MB. 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 01:59:13,909 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