./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/valid-memsafety.prp --file ../../../trunk/examples/svcomp/goblint-regression/28-race_reach_12-ptr_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_12-ptr_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 7cd6aaa75855c8ee03a174376352b142cf57dd56532b968b1b6c916585172927 --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 02:00:43,545 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 02:00:43,546 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 02:00:43,580 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 02:00:43,581 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 02:00:43,584 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 02:00:43,585 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 02:00:43,587 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 02:00:43,589 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 02:00:43,592 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 02:00:43,592 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 02:00:43,594 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 02:00:43,594 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 02:00:43,596 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 02:00:43,597 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 02:00:43,601 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 02:00:43,601 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 02:00:43,602 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 02:00:43,603 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 02:00:43,607 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 02:00:43,608 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 02:00:43,608 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 02:00:43,617 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 02:00:43,618 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 02:00:43,623 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 02:00:43,623 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 02:00:43,623 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 02:00:43,625 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 02:00:43,625 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 02:00:43,626 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 02:00:43,626 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 02:00:43,630 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 02:00:43,631 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 02:00:43,632 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 02:00:43,633 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 02:00:43,633 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 02:00:43,633 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 02:00:43,633 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 02:00:43,634 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 02:00:43,634 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 02:00:43,635 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 02:00:43,637 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2023-08-30 02:00:43,663 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 02:00:43,663 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 02:00:43,664 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 02:00:43,664 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 02:00:43,665 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 02:00:43,665 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 02:00:43,665 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 02:00:43,665 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 02:00:43,665 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 02:00:43,666 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 02:00:43,666 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 02:00:43,666 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 02:00:43,667 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 02:00:43,667 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 02:00:43,667 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 02:00:43,667 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-30 02:00:43,667 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-30 02:00:43,667 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-30 02:00:43,667 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 02:00:43,668 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 02:00:43,668 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 02:00:43,668 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 02:00:43,668 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 02:00:43,668 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 02:00:43,668 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 02:00:43,669 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 02:00:43,669 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 02:00:43,669 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 02:00:43,669 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 02:00:43,669 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 02:00:43,669 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 02:00:43,670 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 02:00:43,670 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 02:00:43,670 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 02:00:43,670 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7cd6aaa75855c8ee03a174376352b142cf57dd56532b968b1b6c916585172927 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 02:00:43,895 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 02:00:43,912 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 02:00:43,914 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 02:00:43,915 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 02:00:43,915 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 02:00:43,916 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/28-race_reach_12-ptr_racefree.i [2023-08-30 02:00:44,848 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 02:00:45,038 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 02:00:45,038 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_12-ptr_racefree.i [2023-08-30 02:00:45,045 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/af992a2cf/b06cef70fcc64649b495536ba400af4f/FLAG33e29f63c [2023-08-30 02:00:45,055 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/af992a2cf/b06cef70fcc64649b495536ba400af4f [2023-08-30 02:00:45,057 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 02:00:45,059 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 02:00:45,060 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 02:00:45,060 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 02:00:45,066 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 02:00:45,069 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 02:00:45" (1/1) ... [2023-08-30 02:00:45,070 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c262f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:00:45, skipping insertion in model container [2023-08-30 02:00:45,070 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 02:00:45" (1/1) ... [2023-08-30 02:00:45,074 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 02:00:45,101 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 02:00:45,316 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_12-ptr_racefree.i[30176,30189] [2023-08-30 02:00:45,336 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 02:00:45,345 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 02:00:45,380 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_12-ptr_racefree.i[30176,30189] [2023-08-30 02:00:45,388 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 02:00:45,415 INFO L208 MainTranslator]: Completed translation [2023-08-30 02:00:45,415 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:00:45 WrapperNode [2023-08-30 02:00:45,415 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 02:00:45,416 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 02:00:45,416 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 02:00:45,416 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 02:00:45,420 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:00:45" (1/1) ... [2023-08-30 02:00:45,430 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:00:45" (1/1) ... [2023-08-30 02:00:45,443 INFO L138 Inliner]: procedures = 170, calls = 37, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 84 [2023-08-30 02:00:45,443 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 02:00:45,444 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 02:00:45,444 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 02:00:45,444 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 02:00:45,449 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:00:45" (1/1) ... [2023-08-30 02:00:45,449 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:00:45" (1/1) ... [2023-08-30 02:00:45,452 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:00:45" (1/1) ... [2023-08-30 02:00:45,453 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:00:45" (1/1) ... [2023-08-30 02:00:45,457 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:00:45" (1/1) ... [2023-08-30 02:00:45,460 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:00:45" (1/1) ... [2023-08-30 02:00:45,461 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:00:45" (1/1) ... [2023-08-30 02:00:45,462 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:00:45" (1/1) ... [2023-08-30 02:00:45,464 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 02:00:45,464 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 02:00:45,464 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 02:00:45,465 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 02:00:45,465 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:00:45" (1/1) ... [2023-08-30 02:00:45,469 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 02:00:45,476 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 02:00:45,490 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 02:00:45,494 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 02:00:45,514 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-30 02:00:45,514 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 02:00:45,514 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-08-30 02:00:45,514 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 02:00:45,514 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 02:00:45,514 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2023-08-30 02:00:45,514 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2023-08-30 02:00:45,515 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 02:00:45,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 02:00:45,515 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 02:00:45,515 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 02:00:45,516 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 02:00:45,664 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 02:00:45,665 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 02:00:45,927 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 02:00:45,932 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 02:00:45,934 INFO L302 CfgBuilder]: Removed 10 assume(true) statements. [2023-08-30 02:00:45,935 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 02:00:45 BoogieIcfgContainer [2023-08-30 02:00:45,936 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 02:00:45,938 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 02:00:45,938 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 02:00:45,940 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 02:00:45,940 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 02:00:45" (1/3) ... [2023-08-30 02:00:45,941 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@533b6dae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 02:00:45, skipping insertion in model container [2023-08-30 02:00:45,941 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:00:45" (2/3) ... [2023-08-30 02:00:45,941 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@533b6dae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 02:00:45, skipping insertion in model container [2023-08-30 02:00:45,941 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 02:00:45" (3/3) ... [2023-08-30 02:00:45,942 INFO L112 eAbstractionObserver]: Analyzing ICFG 28-race_reach_12-ptr_racefree.i [2023-08-30 02:00:45,958 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 02:00:45,958 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 16 error locations. [2023-08-30 02:00:45,958 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 02:00:46,032 INFO L144 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2023-08-30 02:00:46,037 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 02:00:46,041 INFO L158 Benchmark]: Toolchain (without parser) took 981.16ms. Allocated memory is still 79.7MB. Free memory was 51.7MB in the beginning and 45.8MB in the end (delta: 5.9MB). Peak memory consumption was 5.7MB. Max. memory is 16.1GB. [2023-08-30 02:00:46,042 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 58.7MB. Free memory was 36.5MB in the beginning and 36.4MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 02:00:46,043 INFO L158 Benchmark]: CACSL2BoogieTranslator took 355.53ms. Allocated memory is still 79.7MB. Free memory was 51.5MB in the beginning and 50.3MB in the end (delta: 1.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-08-30 02:00:46,043 INFO L158 Benchmark]: Boogie Procedure Inliner took 26.98ms. Allocated memory is still 79.7MB. Free memory was 50.3MB in the beginning and 48.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 02:00:46,044 INFO L158 Benchmark]: Boogie Preprocessor took 20.24ms. Allocated memory is still 79.7MB. Free memory was 48.2MB in the beginning and 46.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 02:00:46,044 INFO L158 Benchmark]: RCFGBuilder took 471.76ms. Allocated memory is still 79.7MB. Free memory was 46.5MB in the beginning and 54.7MB in the end (delta: -8.2MB). Peak memory consumption was 16.3MB. Max. memory is 16.1GB. [2023-08-30 02:00:46,045 INFO L158 Benchmark]: TraceAbstraction took 102.39ms. Allocated memory is still 79.7MB. Free memory was 54.0MB in the beginning and 45.8MB in the end (delta: 8.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-08-30 02:00:46,048 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 58.7MB. Free memory was 36.5MB in the beginning and 36.4MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 355.53ms. Allocated memory is still 79.7MB. Free memory was 51.5MB in the beginning and 50.3MB in the end (delta: 1.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 26.98ms. Allocated memory is still 79.7MB. Free memory was 50.3MB in the beginning and 48.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 20.24ms. Allocated memory is still 79.7MB. Free memory was 48.2MB in the beginning and 46.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 471.76ms. Allocated memory is still 79.7MB. Free memory was 46.5MB in the beginning and 54.7MB in the end (delta: -8.2MB). Peak memory consumption was 16.3MB. Max. memory is 16.1GB. * TraceAbstraction took 102.39ms. Allocated memory is still 79.7MB. Free memory was 54.0MB in the beginning and 45.8MB in the end (delta: 8.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-30 02:00:46,073 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_12-ptr_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 7cd6aaa75855c8ee03a174376352b142cf57dd56532b968b1b6c916585172927 --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 02:00:47,591 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 02:00:47,596 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 02:00:47,618 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 02:00:47,619 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 02:00:47,619 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 02:00:47,620 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 02:00:47,621 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 02:00:47,622 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 02:00:47,623 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 02:00:47,623 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 02:00:47,624 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 02:00:47,625 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 02:00:47,625 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 02:00:47,626 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 02:00:47,627 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 02:00:47,627 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 02:00:47,628 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 02:00:47,629 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 02:00:47,631 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 02:00:47,633 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 02:00:47,636 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 02:00:47,645 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 02:00:47,645 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 02:00:47,648 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 02:00:47,648 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 02:00:47,648 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 02:00:47,649 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 02:00:47,649 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 02:00:47,650 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 02:00:47,650 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 02:00:47,651 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 02:00:47,651 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 02:00:47,652 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 02:00:47,652 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 02:00:47,653 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 02:00:47,653 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 02:00:47,653 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 02:00:47,653 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 02:00:47,654 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 02:00:47,654 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 02:00:47,655 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2023-08-30 02:00:47,670 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 02:00:47,670 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 02:00:47,670 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 02:00:47,670 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 02:00:47,671 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 02:00:47,671 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 02:00:47,673 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 02:00:47,674 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 02:00:47,674 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 02:00:47,674 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 02:00:47,674 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 02:00:47,675 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 02:00:47,675 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 02:00:47,675 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 02:00:47,675 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 02:00:47,675 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-30 02:00:47,675 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-30 02:00:47,675 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-30 02:00:47,676 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 02:00:47,676 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 02:00:47,676 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 02:00:47,676 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 02:00:47,676 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 02:00:47,676 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 02:00:47,677 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 02:00:47,677 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 02:00:47,677 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 02:00:47,677 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 02:00:47,677 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 02:00:47,677 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 02:00:47,677 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 02:00:47,678 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 02:00:47,678 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 02:00:47,678 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 02:00:47,678 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 02:00:47,678 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 02:00:47,678 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 02:00:47,678 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7cd6aaa75855c8ee03a174376352b142cf57dd56532b968b1b6c916585172927 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 02:00:47,921 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 02:00:47,937 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 02:00:47,940 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 02:00:47,941 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 02:00:47,942 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 02:00:47,943 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/28-race_reach_12-ptr_racefree.i [2023-08-30 02:00:48,881 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 02:00:49,064 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 02:00:49,065 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_12-ptr_racefree.i [2023-08-30 02:00:49,078 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/464eea88f/7114402ffa0745dd8be15fbd9572c652/FLAG4cd7397f7 [2023-08-30 02:00:49,426 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/464eea88f/7114402ffa0745dd8be15fbd9572c652 [2023-08-30 02:00:49,434 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 02:00:49,435 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 02:00:49,437 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 02:00:49,437 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 02:00:49,439 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 02:00:49,439 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 02:00:49" (1/1) ... [2023-08-30 02:00:49,442 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@236b7cea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:00:49, skipping insertion in model container [2023-08-30 02:00:49,442 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 02:00:49" (1/1) ... [2023-08-30 02:00:49,447 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 02:00:49,486 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 02:00:49,676 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_12-ptr_racefree.i[30176,30189] [2023-08-30 02:00:49,694 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 02:00:49,707 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 02:00:49,741 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_12-ptr_racefree.i[30176,30189] [2023-08-30 02:00:49,754 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 02:00:49,810 INFO L208 MainTranslator]: Completed translation [2023-08-30 02:00:49,811 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:00:49 WrapperNode [2023-08-30 02:00:49,811 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 02:00:49,812 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 02:00:49,812 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 02:00:49,812 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 02:00:49,816 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:00:49" (1/1) ... [2023-08-30 02:00:49,842 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:00:49" (1/1) ... [2023-08-30 02:00:49,856 INFO L138 Inliner]: procedures = 174, calls = 37, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 85 [2023-08-30 02:00:49,857 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 02:00:49,858 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 02:00:49,858 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 02:00:49,858 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 02:00:49,863 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:00:49" (1/1) ... [2023-08-30 02:00:49,864 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:00:49" (1/1) ... [2023-08-30 02:00:49,877 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:00:49" (1/1) ... [2023-08-30 02:00:49,877 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:00:49" (1/1) ... [2023-08-30 02:00:49,889 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:00:49" (1/1) ... [2023-08-30 02:00:49,898 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:00:49" (1/1) ... [2023-08-30 02:00:49,899 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:00:49" (1/1) ... [2023-08-30 02:00:49,900 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:00:49" (1/1) ... [2023-08-30 02:00:49,904 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 02:00:49,905 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 02:00:49,905 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 02:00:49,905 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 02:00:49,906 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:00:49" (1/1) ... [2023-08-30 02:00:49,910 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 02:00:49,925 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 02:00:49,936 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 02:00:49,944 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 02:00:49,967 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-08-30 02:00:49,967 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-08-30 02:00:49,967 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 02:00:49,967 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 02:00:49,967 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2023-08-30 02:00:49,968 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2023-08-30 02:00:49,968 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 02:00:49,968 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 02:00:49,968 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 02:00:49,968 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-08-30 02:00:49,968 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 02:00:49,969 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 02:00:49,970 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 02:00:50,142 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 02:00:50,145 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 02:00:50,406 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 02:00:50,411 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 02:00:50,412 INFO L302 CfgBuilder]: Removed 10 assume(true) statements. [2023-08-30 02:00:50,414 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 02:00:50 BoogieIcfgContainer [2023-08-30 02:00:50,414 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 02:00:50,416 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 02:00:50,416 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 02:00:50,418 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 02:00:50,418 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 02:00:49" (1/3) ... [2023-08-30 02:00:50,418 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@49374b28 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 02:00:50, skipping insertion in model container [2023-08-30 02:00:50,419 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:00:49" (2/3) ... [2023-08-30 02:00:50,419 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@49374b28 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 02:00:50, skipping insertion in model container [2023-08-30 02:00:50,419 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 02:00:50" (3/3) ... [2023-08-30 02:00:50,420 INFO L112 eAbstractionObserver]: Analyzing ICFG 28-race_reach_12-ptr_racefree.i [2023-08-30 02:00:50,431 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 02:00:50,432 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 16 error locations. [2023-08-30 02:00:50,432 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 02:00:50,486 INFO L144 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2023-08-30 02:00:50,491 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 02:00:50,496 INFO L158 Benchmark]: Toolchain (without parser) took 1060.13ms. Allocated memory was 69.2MB in the beginning and 86.0MB in the end (delta: 16.8MB). Free memory was 46.7MB in the beginning and 48.7MB in the end (delta: -1.9MB). Peak memory consumption was 16.4MB. Max. memory is 16.1GB. [2023-08-30 02:00:50,497 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 69.2MB. Free memory is still 47.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 02:00:50,497 INFO L158 Benchmark]: CACSL2BoogieTranslator took 374.51ms. Allocated memory was 69.2MB in the beginning and 86.0MB in the end (delta: 16.8MB). Free memory was 46.5MB in the beginning and 60.5MB in the end (delta: -14.0MB). Peak memory consumption was 19.5MB. Max. memory is 16.1GB. [2023-08-30 02:00:50,498 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.77ms. Allocated memory is still 86.0MB. Free memory was 60.5MB in the beginning and 58.3MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 02:00:50,498 INFO L158 Benchmark]: Boogie Preprocessor took 46.42ms. Allocated memory is still 86.0MB. Free memory was 58.3MB in the beginning and 56.3MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 02:00:50,499 INFO L158 Benchmark]: RCFGBuilder took 509.68ms. Allocated memory is still 86.0MB. Free memory was 56.3MB in the beginning and 60.3MB in the end (delta: -4.0MB). Peak memory consumption was 20.0MB. Max. memory is 16.1GB. [2023-08-30 02:00:50,499 INFO L158 Benchmark]: TraceAbstraction took 79.22ms. Allocated memory is still 86.0MB. Free memory was 59.9MB in the beginning and 48.7MB in the end (delta: 11.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-08-30 02:00:50,505 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 69.2MB. Free memory is still 47.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 374.51ms. Allocated memory was 69.2MB in the beginning and 86.0MB in the end (delta: 16.8MB). Free memory was 46.5MB in the beginning and 60.5MB in the end (delta: -14.0MB). Peak memory consumption was 19.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.77ms. Allocated memory is still 86.0MB. Free memory was 60.5MB in the beginning and 58.3MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 46.42ms. Allocated memory is still 86.0MB. Free memory was 58.3MB in the beginning and 56.3MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 509.68ms. Allocated memory is still 86.0MB. Free memory was 56.3MB in the beginning and 60.3MB in the end (delta: -4.0MB). Peak memory consumption was 20.0MB. Max. memory is 16.1GB. * TraceAbstraction took 79.22ms. Allocated memory is still 86.0MB. Free memory was 59.9MB in the beginning and 48.7MB in the end (delta: 11.3MB). 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 02:00:50,527 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