./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/valid-memsafety.prp --file ../../../trunk/examples/svcomp/goblint-regression/28-race_reach_28-funptr_racefree.i --full-output --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version b8dbc81d Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../../../trunk/examples/svcomp/goblint-regression/28-race_reach_28-funptr_racefree.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 5b90ecb07ae966182b79ce4444e238e18068c02297f514a326dfeeed6dbb5499 --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --- Real Ultimate output --- This is Ultimate 0.2.3-?-b8dbc81 [2023-08-30 02:00:56,289 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 02:00:56,292 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 02:00:56,332 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 02:00:56,334 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 02:00:56,337 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 02:00:56,338 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 02:00:56,341 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 02:00:56,343 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 02:00:56,348 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 02:00:56,349 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 02:00:56,351 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 02:00:56,351 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 02:00:56,353 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 02:00:56,354 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 02:00:56,360 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 02:00:56,361 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 02:00:56,361 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 02:00:56,363 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 02:00:56,364 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 02:00:56,368 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 02:00:56,369 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 02:00:56,380 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 02:00:56,382 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 02:00:56,387 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 02:00:56,390 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 02:00:56,390 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 02:00:56,391 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 02:00:56,393 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 02:00:56,393 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 02:00:56,394 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 02:00:56,397 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 02:00:56,398 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 02:00:56,399 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 02:00:56,400 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 02:00:56,401 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 02:00:56,401 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 02:00:56,401 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 02:00:56,402 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 02:00:56,402 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 02:00:56,403 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 02:00:56,404 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2023-08-30 02:00:56,441 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 02:00:56,441 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 02:00:56,443 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 02:00:56,443 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 02:00:56,444 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 02:00:56,444 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 02:00:56,445 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 02:00:56,445 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 02:00:56,445 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 02:00:56,445 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 02:00:56,446 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 02:00:56,446 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 02:00:56,447 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 02:00:56,447 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 02:00:56,447 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 02:00:56,447 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-30 02:00:56,447 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-30 02:00:56,447 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-30 02:00:56,448 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 02:00:56,448 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 02:00:56,448 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 02:00:56,448 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 02:00:56,448 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 02:00:56,449 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 02:00:56,449 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 02:00:56,449 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 02:00:56,449 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 02:00:56,449 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 02:00:56,450 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 02:00:56,450 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 02:00:56,450 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 02:00:56,450 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 02:00:56,450 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 02:00:56,451 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 02:00:56,451 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5b90ecb07ae966182b79ce4444e238e18068c02297f514a326dfeeed6dbb5499 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 02:00:56,774 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 02:00:56,791 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 02:00:56,793 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 02:00:56,794 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 02:00:56,795 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 02:00:56,796 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/28-race_reach_28-funptr_racefree.i [2023-08-30 02:00:57,861 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 02:00:58,182 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 02:00:58,183 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_28-funptr_racefree.i [2023-08-30 02:00:58,200 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/23d55bbc7/de485c983db14a0aa5b716b40ccb379b/FLAG8a2f07a57 [2023-08-30 02:00:58,225 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/23d55bbc7/de485c983db14a0aa5b716b40ccb379b [2023-08-30 02:00:58,227 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 02:00:58,228 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 02:00:58,231 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 02:00:58,231 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 02:00:58,234 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 02:00:58,235 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 02:00:58" (1/1) ... [2023-08-30 02:00:58,236 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79bb6edb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:00:58, skipping insertion in model container [2023-08-30 02:00:58,236 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 02:00:58" (1/1) ... [2023-08-30 02:00:58,242 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 02:00:58,288 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 02:00:58,683 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_28-funptr_racefree.i[41323,41336] [2023-08-30 02:00:58,708 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 02:00:58,732 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 02:00:58,802 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_28-funptr_racefree.i[41323,41336] [2023-08-30 02:00:58,815 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 02:00:58,881 WARN L667 CHandler]: The function g is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 02:00:58,887 INFO L208 MainTranslator]: Completed translation [2023-08-30 02:00:58,887 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:00:58 WrapperNode [2023-08-30 02:00:58,887 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 02:00:58,888 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 02:00:58,888 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 02:00:58,888 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 02:00:58,893 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:00:58" (1/1) ... [2023-08-30 02:00:58,910 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:00:58" (1/1) ... [2023-08-30 02:00:58,945 INFO L138 Inliner]: procedures = 273, calls = 42, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 122 [2023-08-30 02:00:58,945 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 02:00:58,946 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 02:00:58,946 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 02:00:58,946 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 02:00:58,957 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:00:58" (1/1) ... [2023-08-30 02:00:58,958 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:00:58" (1/1) ... [2023-08-30 02:00:58,975 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:00:58" (1/1) ... [2023-08-30 02:00:58,976 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:00:58" (1/1) ... [2023-08-30 02:00:58,982 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:00:58" (1/1) ... [2023-08-30 02:00:58,991 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:00:58" (1/1) ... [2023-08-30 02:00:58,993 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:00:58" (1/1) ... [2023-08-30 02:00:58,994 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:00:58" (1/1) ... [2023-08-30 02:00:58,997 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 02:00:58,998 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 02:00:58,998 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 02:00:58,998 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 02:00:58,999 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:00:58" (1/1) ... [2023-08-30 02:00:59,005 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 02:00:59,016 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 02:00:59,027 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-08-30 02:00:59,038 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-08-30 02:00:59,060 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 02:00:59,060 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 02:00:59,060 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-30 02:00:59,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 02:00:59,060 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-08-30 02:00:59,061 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 02:00:59,061 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2023-08-30 02:00:59,061 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2023-08-30 02:00:59,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 02:00:59,061 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 02:00:59,061 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 02:00:59,063 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-30 02:00:59,215 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 02:00:59,234 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 02:00:59,537 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 02:00:59,543 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 02:00:59,543 INFO L302 CfgBuilder]: Removed 10 assume(true) statements. [2023-08-30 02:00:59,545 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 02:00:59 BoogieIcfgContainer [2023-08-30 02:00:59,545 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 02:00:59,547 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 02:00:59,547 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 02:00:59,549 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 02:00:59,550 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 02:00:58" (1/3) ... [2023-08-30 02:00:59,550 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@38ee3030 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 02:00:59, skipping insertion in model container [2023-08-30 02:00:59,550 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:00:58" (2/3) ... [2023-08-30 02:00:59,550 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@38ee3030 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 02:00:59, skipping insertion in model container [2023-08-30 02:00:59,551 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 02:00:59" (3/3) ... [2023-08-30 02:00:59,552 INFO L112 eAbstractionObserver]: Analyzing ICFG 28-race_reach_28-funptr_racefree.i [2023-08-30 02:00:59,568 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 02:00:59,569 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2023-08-30 02:00:59,569 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 02:00:59,660 INFO L144 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2023-08-30 02:00:59,666 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE at java.base/java.lang.Enum.valueOf(Enum.java:240) at de.uni_freiburg.informatik.ultimate.core.preferences.RcpPreferenceProvider.getEnum(RcpPreferenceProvider.java:117) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TAPreferences.insufficientThreadErrorsVsProgramErrors(TAPreferences.java:218) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.partitionErrorLocations(TraceAbstractionStarter.java:394) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:225) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-08-30 02:00:59,671 INFO L158 Benchmark]: Toolchain (without parser) took 1442.00ms. Allocated memory is still 77.6MB. Free memory was 53.7MB in the beginning and 40.3MB in the end (delta: 13.5MB). Peak memory consumption was 16.0MB. Max. memory is 16.1GB. [2023-08-30 02:00:59,672 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 60.8MB. Free memory is still 38.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 02:00:59,673 INFO L158 Benchmark]: CACSL2BoogieTranslator took 657.06ms. Allocated memory is still 77.6MB. Free memory was 53.5MB in the beginning and 43.6MB in the end (delta: 9.9MB). Peak memory consumption was 22.2MB. Max. memory is 16.1GB. [2023-08-30 02:00:59,673 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.87ms. Allocated memory is still 77.6MB. Free memory was 43.6MB in the beginning and 41.1MB in the end (delta: 2.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-30 02:00:59,674 INFO L158 Benchmark]: Boogie Preprocessor took 51.36ms. Allocated memory is still 77.6MB. Free memory was 41.1MB in the beginning and 39.4MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 02:00:59,675 INFO L158 Benchmark]: RCFGBuilder took 547.15ms. Allocated memory is still 77.6MB. Free memory was 39.4MB in the beginning and 48.2MB in the end (delta: -8.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-08-30 02:00:59,675 INFO L158 Benchmark]: TraceAbstraction took 122.81ms. Allocated memory is still 77.6MB. Free memory was 47.4MB in the beginning and 40.3MB in the end (delta: 7.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-08-30 02:00:59,681 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 60.8MB. Free memory is still 38.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 657.06ms. Allocated memory is still 77.6MB. Free memory was 53.5MB in the beginning and 43.6MB in the end (delta: 9.9MB). Peak memory consumption was 22.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 56.87ms. Allocated memory is still 77.6MB. Free memory was 43.6MB in the beginning and 41.1MB in the end (delta: 2.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 51.36ms. Allocated memory is still 77.6MB. Free memory was 41.1MB in the beginning and 39.4MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 547.15ms. Allocated memory is still 77.6MB. Free memory was 39.4MB in the beginning and 48.2MB in the end (delta: -8.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * TraceAbstraction took 122.81ms. Allocated memory is still 77.6MB. Free memory was 47.4MB in the beginning and 40.3MB 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 02:00:59,712 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../../../trunk/examples/svcomp/goblint-regression/28-race_reach_28-funptr_racefree.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 5b90ecb07ae966182b79ce4444e238e18068c02297f514a326dfeeed6dbb5499 --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --- Real Ultimate output --- This is Ultimate 0.2.3-?-b8dbc81 [2023-08-30 02:01:01,618 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 02:01:01,620 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 02:01:01,663 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 02:01:01,664 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 02:01:01,666 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 02:01:01,668 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 02:01:01,671 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 02:01:01,673 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 02:01:01,677 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 02:01:01,678 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 02:01:01,680 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 02:01:01,681 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 02:01:01,682 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 02:01:01,683 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 02:01:01,690 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 02:01:01,690 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 02:01:01,691 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 02:01:01,692 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 02:01:01,696 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 02:01:01,706 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 02:01:01,709 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 02:01:01,710 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 02:01:01,711 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 02:01:01,718 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 02:01:01,718 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 02:01:01,719 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 02:01:01,720 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 02:01:01,721 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 02:01:01,722 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 02:01:01,722 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 02:01:01,723 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 02:01:01,725 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 02:01:01,725 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 02:01:01,726 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 02:01:01,726 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 02:01:01,727 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 02:01:01,727 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 02:01:01,727 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 02:01:01,728 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 02:01:01,729 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 02:01:01,730 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2023-08-30 02:01:01,750 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 02:01:01,750 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 02:01:01,752 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 02:01:01,752 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 02:01:01,753 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 02:01:01,753 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 02:01:01,753 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 02:01:01,753 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 02:01:01,754 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 02:01:01,754 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 02:01:01,755 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 02:01:01,755 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 02:01:01,755 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 02:01:01,755 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 02:01:01,755 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 02:01:01,756 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-30 02:01:01,756 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-30 02:01:01,756 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-30 02:01:01,756 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 02:01:01,756 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 02:01:01,757 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 02:01:01,757 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 02:01:01,757 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 02:01:01,757 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 02:01:01,757 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 02:01:01,758 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 02:01:01,758 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 02:01:01,758 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 02:01:01,758 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 02:01:01,758 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 02:01:01,759 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 02:01:01,759 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 02:01:01,759 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 02:01:01,759 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 02:01:01,759 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 02:01:01,760 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 02:01:01,760 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 02:01:01,760 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5b90ecb07ae966182b79ce4444e238e18068c02297f514a326dfeeed6dbb5499 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 02:01:02,087 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 02:01:02,110 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 02:01:02,112 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 02:01:02,113 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 02:01:02,113 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 02:01:02,114 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/28-race_reach_28-funptr_racefree.i [2023-08-30 02:01:03,345 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 02:01:03,617 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 02:01:03,618 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_28-funptr_racefree.i [2023-08-30 02:01:03,631 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/43b4eb434/a4982b1b2a5f4f29a50886fab80366d3/FLAGdde1589d6 [2023-08-30 02:01:03,653 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/43b4eb434/a4982b1b2a5f4f29a50886fab80366d3 [2023-08-30 02:01:03,656 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 02:01:03,657 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 02:01:03,661 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 02:01:03,662 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 02:01:03,665 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 02:01:03,666 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 02:01:03" (1/1) ... [2023-08-30 02:01:03,667 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@301562b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:01:03, skipping insertion in model container [2023-08-30 02:01:03,667 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 02:01:03" (1/1) ... [2023-08-30 02:01:03,674 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 02:01:03,731 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 02:01:04,163 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_28-funptr_racefree.i[41323,41336] [2023-08-30 02:01:04,190 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 02:01:04,210 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 02:01:04,262 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_28-funptr_racefree.i[41323,41336] [2023-08-30 02:01:04,275 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 02:01:04,373 WARN L667 CHandler]: The function g is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 02:01:04,379 INFO L208 MainTranslator]: Completed translation [2023-08-30 02:01:04,380 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:01:04 WrapperNode [2023-08-30 02:01:04,380 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 02:01:04,381 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 02:01:04,382 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 02:01:04,382 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 02:01:04,388 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:01:04" (1/1) ... [2023-08-30 02:01:04,411 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:01:04" (1/1) ... [2023-08-30 02:01:04,451 INFO L138 Inliner]: procedures = 277, calls = 42, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 123 [2023-08-30 02:01:04,452 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 02:01:04,453 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 02:01:04,454 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 02:01:04,454 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 02:01:04,461 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:01:04" (1/1) ... [2023-08-30 02:01:04,462 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:01:04" (1/1) ... [2023-08-30 02:01:04,476 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:01:04" (1/1) ... [2023-08-30 02:01:04,479 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:01:04" (1/1) ... [2023-08-30 02:01:04,486 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:01:04" (1/1) ... [2023-08-30 02:01:04,501 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:01:04" (1/1) ... [2023-08-30 02:01:04,503 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:01:04" (1/1) ... [2023-08-30 02:01:04,512 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:01:04" (1/1) ... [2023-08-30 02:01:04,515 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 02:01:04,516 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 02:01:04,521 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 02:01:04,521 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 02:01:04,522 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:01:04" (1/1) ... [2023-08-30 02:01:04,527 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 02:01:04,537 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 02:01:04,550 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-08-30 02:01:04,576 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-08-30 02:01:04,590 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-08-30 02:01:04,590 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 02:01:04,590 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 02:01:04,590 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 02:01:04,591 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 02:01:04,591 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-08-30 02:01:04,591 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-08-30 02:01:04,591 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 02:01:04,591 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2023-08-30 02:01:04,591 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2023-08-30 02:01:04,592 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 02:01:04,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 02:01:04,593 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-30 02:01:04,786 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 02:01:04,788 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 02:01:05,085 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 02:01:05,091 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 02:01:05,091 INFO L302 CfgBuilder]: Removed 10 assume(true) statements. [2023-08-30 02:01:05,093 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 02:01:05 BoogieIcfgContainer [2023-08-30 02:01:05,093 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 02:01:05,095 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 02:01:05,095 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 02:01:05,098 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 02:01:05,098 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 02:01:03" (1/3) ... [2023-08-30 02:01:05,099 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@354b3864 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 02:01:05, skipping insertion in model container [2023-08-30 02:01:05,099 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:01:04" (2/3) ... [2023-08-30 02:01:05,099 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@354b3864 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 02:01:05, skipping insertion in model container [2023-08-30 02:01:05,099 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 02:01:05" (3/3) ... [2023-08-30 02:01:05,100 INFO L112 eAbstractionObserver]: Analyzing ICFG 28-race_reach_28-funptr_racefree.i [2023-08-30 02:01:05,122 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 02:01:05,122 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2023-08-30 02:01:05,122 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 02:01:05,200 INFO L144 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2023-08-30 02:01:05,205 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE at java.base/java.lang.Enum.valueOf(Enum.java:240) at de.uni_freiburg.informatik.ultimate.core.preferences.RcpPreferenceProvider.getEnum(RcpPreferenceProvider.java:117) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TAPreferences.insufficientThreadErrorsVsProgramErrors(TAPreferences.java:218) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.partitionErrorLocations(TraceAbstractionStarter.java:394) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:225) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-08-30 02:01:05,209 INFO L158 Benchmark]: Toolchain (without parser) took 1550.73ms. Allocated memory is still 86.0MB. Free memory was 62.4MB in the beginning and 46.5MB in the end (delta: 15.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-08-30 02:01:05,211 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 60.8MB. Free memory is still 38.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 02:01:05,212 INFO L158 Benchmark]: CACSL2BoogieTranslator took 719.30ms. Allocated memory is still 86.0MB. Free memory was 62.1MB in the beginning and 52.7MB in the end (delta: 9.4MB). Peak memory consumption was 24.9MB. Max. memory is 16.1GB. [2023-08-30 02:01:05,213 INFO L158 Benchmark]: Boogie Procedure Inliner took 70.60ms. Allocated memory is still 86.0MB. Free memory was 52.7MB in the beginning and 50.2MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 02:01:05,213 INFO L158 Benchmark]: Boogie Preprocessor took 61.83ms. Allocated memory is still 86.0MB. Free memory was 50.2MB in the beginning and 48.2MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 02:01:05,214 INFO L158 Benchmark]: RCFGBuilder took 577.22ms. Allocated memory is still 86.0MB. Free memory was 47.9MB in the beginning and 56.6MB in the end (delta: -8.7MB). Peak memory consumption was 17.0MB. Max. memory is 16.1GB. [2023-08-30 02:01:05,215 INFO L158 Benchmark]: TraceAbstraction took 112.59ms. Allocated memory is still 86.0MB. Free memory was 55.7MB in the beginning and 46.5MB in the end (delta: 9.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-08-30 02:01:05,217 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 60.8MB. Free memory is still 38.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 719.30ms. Allocated memory is still 86.0MB. Free memory was 62.1MB in the beginning and 52.7MB in the end (delta: 9.4MB). Peak memory consumption was 24.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 70.60ms. Allocated memory is still 86.0MB. Free memory was 52.7MB in the beginning and 50.2MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 61.83ms. Allocated memory is still 86.0MB. Free memory was 50.2MB in the beginning and 48.2MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 577.22ms. Allocated memory is still 86.0MB. Free memory was 47.9MB in the beginning and 56.6MB in the end (delta: -8.7MB). Peak memory consumption was 17.0MB. Max. memory is 16.1GB. * TraceAbstraction took 112.59ms. Allocated memory is still 86.0MB. Free memory was 55.7MB in the beginning and 46.5MB in the end (delta: 9.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-30 02:01:05,235 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 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