./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/valid-memsafety.prp --file ../../../trunk/examples/svcomp/goblint-regression/28-race_reach_10-ptrmunge_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_10-ptrmunge_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 337bc30baab893db6c1e898eac989d238a0e57740b5469c94ed68dbaffc92f80 --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 02:00:41,678 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 02:00:41,679 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 02:00:41,698 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 02:00:41,698 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 02:00:41,699 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 02:00:41,700 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 02:00:41,701 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 02:00:41,702 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 02:00:41,703 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 02:00:41,703 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 02:00:41,704 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 02:00:41,704 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 02:00:41,705 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 02:00:41,706 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 02:00:41,707 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 02:00:41,707 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 02:00:41,708 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 02:00:41,709 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 02:00:41,710 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 02:00:41,711 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 02:00:41,722 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 02:00:41,724 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 02:00:41,725 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 02:00:41,734 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 02:00:41,734 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 02:00:41,734 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 02:00:41,735 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 02:00:41,735 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 02:00:41,736 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 02:00:41,736 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 02:00:41,737 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 02:00:41,737 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 02:00:41,738 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 02:00:41,738 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 02:00:41,739 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 02:00:41,740 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 02:00:41,740 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 02:00:41,740 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 02:00:41,741 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 02:00:41,741 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 02:00:41,742 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2023-08-30 02:00:41,767 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 02:00:41,767 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 02:00:41,768 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 02:00:41,768 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 02:00:41,769 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 02:00:41,769 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 02:00:41,770 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 02:00:41,770 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 02:00:41,770 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 02:00:41,771 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 02:00:41,771 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 02:00:41,771 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 02:00:41,772 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 02:00:41,772 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 02:00:41,772 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 02:00:41,772 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-30 02:00:41,772 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-30 02:00:41,772 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-30 02:00:41,772 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 02:00:41,773 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 02:00:41,773 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 02:00:41,773 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 02:00:41,773 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 02:00:41,773 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 02:00:41,773 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 02:00:41,774 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 02:00:41,774 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 02:00:41,774 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 02:00:41,774 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 02:00:41,774 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 02:00:41,774 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 02:00:41,774 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 02:00:41,775 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 02:00:41,775 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 02:00:41,775 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 337bc30baab893db6c1e898eac989d238a0e57740b5469c94ed68dbaffc92f80 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 02:00:42,021 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 02:00:42,035 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 02:00:42,037 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 02:00:42,038 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 02:00:42,038 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 02:00:42,039 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/28-race_reach_10-ptrmunge_racefree.i [2023-08-30 02:00:43,158 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 02:00:43,388 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 02:00:43,389 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_10-ptrmunge_racefree.i [2023-08-30 02:00:43,425 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2474f056d/46b2d507cca9448cbb8245150bfa37b8/FLAGeb1dba968 [2023-08-30 02:00:43,438 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2474f056d/46b2d507cca9448cbb8245150bfa37b8 [2023-08-30 02:00:43,440 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 02:00:43,441 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 02:00:43,444 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 02:00:43,444 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 02:00:43,446 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 02:00:43,447 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 02:00:43" (1/1) ... [2023-08-30 02:00:43,449 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e9b95 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:00:43, skipping insertion in model container [2023-08-30 02:00:43,449 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 02:00:43" (1/1) ... [2023-08-30 02:00:43,453 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 02:00:43,490 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 02:00:43,759 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_10-ptrmunge_racefree.i[30176,30189] [2023-08-30 02:00:43,791 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 02:00:43,803 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 02:00:43,840 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_10-ptrmunge_racefree.i[30176,30189] [2023-08-30 02:00:43,851 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 02:00:43,894 INFO L208 MainTranslator]: Completed translation [2023-08-30 02:00:43,894 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:00:43 WrapperNode [2023-08-30 02:00:43,894 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 02:00:43,896 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 02:00:43,896 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 02:00:43,896 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 02:00:43,901 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:00:43" (1/1) ... [2023-08-30 02:00:43,919 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:00:43" (1/1) ... [2023-08-30 02:00:43,946 INFO L138 Inliner]: procedures = 172, calls = 52, calls flagged for inlining = 5, calls inlined = 6, statements flattened = 220 [2023-08-30 02:00:43,948 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 02:00:43,949 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 02:00:43,949 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 02:00:43,949 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 02:00:43,955 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:00:43" (1/1) ... [2023-08-30 02:00:43,956 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:00:43" (1/1) ... [2023-08-30 02:00:43,969 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:00:43" (1/1) ... [2023-08-30 02:00:43,971 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:00:43" (1/1) ... [2023-08-30 02:00:43,976 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:00:43" (1/1) ... [2023-08-30 02:00:43,992 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:00:43" (1/1) ... [2023-08-30 02:00:43,994 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:00:43" (1/1) ... [2023-08-30 02:00:43,997 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:00:43" (1/1) ... [2023-08-30 02:00:44,004 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 02:00:44,005 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 02:00:44,005 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 02:00:44,006 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 02:00:44,006 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:00:43" (1/1) ... [2023-08-30 02:00:44,011 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 02:00:44,029 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 02:00:44,057 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 02:00:44,064 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 02:00:44,085 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-30 02:00:44,086 INFO L130 BoogieDeclarations]: Found specification of procedure t2_fun [2023-08-30 02:00:44,086 INFO L138 BoogieDeclarations]: Found implementation of procedure t2_fun [2023-08-30 02:00:44,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 02:00:44,087 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-08-30 02:00:44,087 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 02:00:44,088 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 02:00:44,088 INFO L130 BoogieDeclarations]: Found specification of procedure t1_fun [2023-08-30 02:00:44,088 INFO L138 BoogieDeclarations]: Found implementation of procedure t1_fun [2023-08-30 02:00:44,088 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 02:00:44,091 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 02:00:44,091 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 02:00:44,091 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 02:00:44,092 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 02:00:44,184 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 02:00:44,185 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 02:00:44,521 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 02:00:44,544 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 02:00:44,547 INFO L302 CfgBuilder]: Removed 24 assume(true) statements. [2023-08-30 02:00:44,549 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 02:00:44 BoogieIcfgContainer [2023-08-30 02:00:44,549 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 02:00:44,555 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 02:00:44,556 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 02:00:44,558 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 02:00:44,559 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 02:00:43" (1/3) ... [2023-08-30 02:00:44,559 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48d49dc9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 02:00:44, skipping insertion in model container [2023-08-30 02:00:44,559 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:00:43" (2/3) ... [2023-08-30 02:00:44,559 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48d49dc9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 02:00:44, skipping insertion in model container [2023-08-30 02:00:44,560 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 02:00:44" (3/3) ... [2023-08-30 02:00:44,561 INFO L112 eAbstractionObserver]: Analyzing ICFG 28-race_reach_10-ptrmunge_racefree.i [2023-08-30 02:00:44,573 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 02:00:44,573 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 31 error locations. [2023-08-30 02:00:44,573 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 02:00:44,670 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2023-08-30 02:00:44,682 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 02:00:44,687 INFO L158 Benchmark]: Toolchain (without parser) took 1245.18ms. Allocated memory is still 83.9MB. Free memory was 60.0MB in the beginning and 45.8MB in the end (delta: 14.2MB). Peak memory consumption was 16.6MB. Max. memory is 16.1GB. [2023-08-30 02:00:44,688 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 58.7MB. Free memory is still 36.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 02:00:44,689 INFO L158 Benchmark]: CACSL2BoogieTranslator took 450.88ms. Allocated memory is still 83.9MB. Free memory was 60.0MB in the beginning and 61.7MB in the end (delta: -1.7MB). Peak memory consumption was 26.2MB. Max. memory is 16.1GB. [2023-08-30 02:00:44,689 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.20ms. Allocated memory is still 83.9MB. Free memory was 61.7MB in the beginning and 59.2MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 02:00:44,690 INFO L158 Benchmark]: Boogie Preprocessor took 56.24ms. Allocated memory is still 83.9MB. Free memory was 59.2MB in the beginning and 57.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 02:00:44,691 INFO L158 Benchmark]: RCFGBuilder took 543.67ms. Allocated memory is still 83.9MB. Free memory was 57.1MB in the beginning and 61.4MB in the end (delta: -4.2MB). Peak memory consumption was 26.1MB. Max. memory is 16.1GB. [2023-08-30 02:00:44,692 INFO L158 Benchmark]: TraceAbstraction took 130.19ms. Allocated memory is still 83.9MB. Free memory was 60.9MB in the beginning and 45.8MB in the end (delta: 15.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-08-30 02:00:44,698 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 58.7MB. Free memory is still 36.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 450.88ms. Allocated memory is still 83.9MB. Free memory was 60.0MB in the beginning and 61.7MB in the end (delta: -1.7MB). Peak memory consumption was 26.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 52.20ms. Allocated memory is still 83.9MB. Free memory was 61.7MB in the beginning and 59.2MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 56.24ms. Allocated memory is still 83.9MB. Free memory was 59.2MB in the beginning and 57.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 543.67ms. Allocated memory is still 83.9MB. Free memory was 57.1MB in the beginning and 61.4MB in the end (delta: -4.2MB). Peak memory consumption was 26.1MB. Max. memory is 16.1GB. * TraceAbstraction took 130.19ms. Allocated memory is still 83.9MB. Free memory was 60.9MB in the beginning and 45.8MB in the end (delta: 15.1MB). Peak memory consumption was 14.7MB. 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 02:00:44,723 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_10-ptrmunge_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 337bc30baab893db6c1e898eac989d238a0e57740b5469c94ed68dbaffc92f80 --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 02:00:46,595 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 02:00:46,599 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 02:00:46,623 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 02:00:46,623 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 02:00:46,626 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 02:00:46,629 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 02:00:46,631 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 02:00:46,633 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 02:00:46,636 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 02:00:46,637 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 02:00:46,639 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 02:00:46,640 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 02:00:46,641 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 02:00:46,643 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 02:00:46,646 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 02:00:46,647 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 02:00:46,649 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 02:00:46,651 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 02:00:46,656 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 02:00:46,657 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 02:00:46,658 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 02:00:46,659 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 02:00:46,660 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 02:00:46,666 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 02:00:46,666 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 02:00:46,667 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 02:00:46,668 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 02:00:46,669 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 02:00:46,669 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 02:00:46,674 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 02:00:46,675 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 02:00:46,677 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 02:00:46,678 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 02:00:46,678 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 02:00:46,678 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 02:00:46,679 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 02:00:46,679 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 02:00:46,679 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 02:00:46,680 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 02:00:46,680 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 02:00:46,682 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2023-08-30 02:00:46,715 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 02:00:46,715 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 02:00:46,716 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 02:00:46,717 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 02:00:46,717 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 02:00:46,717 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 02:00:46,718 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 02:00:46,718 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 02:00:46,718 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 02:00:46,718 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 02:00:46,719 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 02:00:46,719 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 02:00:46,720 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 02:00:46,720 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 02:00:46,720 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 02:00:46,720 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-30 02:00:46,720 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-30 02:00:46,720 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-30 02:00:46,721 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 02:00:46,721 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 02:00:46,721 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 02:00:46,721 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 02:00:46,721 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 02:00:46,721 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 02:00:46,721 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 02:00:46,722 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 02:00:46,722 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 02:00:46,722 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 02:00:46,722 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 02:00:46,722 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 02:00:46,722 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 02:00:46,723 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 02:00:46,723 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 02:00:46,723 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 02:00:46,723 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 02:00:46,723 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 02:00:46,723 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 02:00:46,724 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 337bc30baab893db6c1e898eac989d238a0e57740b5469c94ed68dbaffc92f80 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 02:00:47,125 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 02:00:47,139 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 02:00:47,159 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 02:00:47,160 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 02:00:47,160 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 02:00:47,161 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/28-race_reach_10-ptrmunge_racefree.i [2023-08-30 02:00:48,140 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 02:00:48,363 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 02:00:48,364 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_10-ptrmunge_racefree.i [2023-08-30 02:00:48,379 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/106209d94/ecaeaed8f3364b50af4ffa267a103c14/FLAGaaf27019f [2023-08-30 02:00:48,700 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/106209d94/ecaeaed8f3364b50af4ffa267a103c14 [2023-08-30 02:00:48,702 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 02:00:48,703 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 02:00:48,706 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 02:00:48,707 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 02:00:48,709 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 02:00:48,709 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 02:00:48" (1/1) ... [2023-08-30 02:00:48,711 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@aae7241 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:00:48, skipping insertion in model container [2023-08-30 02:00:48,711 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 02:00:48" (1/1) ... [2023-08-30 02:00:48,715 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 02:00:48,749 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 02:00:49,007 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_10-ptrmunge_racefree.i[30176,30189] [2023-08-30 02:00:49,035 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 02:00:49,048 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 02:00:49,117 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_10-ptrmunge_racefree.i[30176,30189] [2023-08-30 02:00:49,135 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 02:00:49,167 INFO L208 MainTranslator]: Completed translation [2023-08-30 02:00:49,168 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:00:49 WrapperNode [2023-08-30 02:00:49,168 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 02:00:49,169 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 02:00:49,169 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 02:00:49,169 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 02:00:49,173 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 02:00:49,185 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 02:00:49,205 INFO L138 Inliner]: procedures = 176, calls = 52, calls flagged for inlining = 5, calls inlined = 6, statements flattened = 219 [2023-08-30 02:00:49,206 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 02:00:49,206 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 02:00:49,207 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 02:00:49,207 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 02:00:49,213 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 02:00:49,213 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 02:00:49,216 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 02:00:49,216 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 02:00:49,222 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 02:00:49,225 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 02:00:49,227 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 02:00:49,228 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 02:00:49,231 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 02:00:49,232 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 02:00:49,232 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 02:00:49,232 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 02:00:49,232 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 02:00:49,236 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 02:00:49,244 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 02:00:49,253 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 02:00:49,273 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 02:00:49,277 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-08-30 02:00:49,277 INFO L130 BoogieDeclarations]: Found specification of procedure t2_fun [2023-08-30 02:00:49,277 INFO L138 BoogieDeclarations]: Found implementation of procedure t2_fun [2023-08-30 02:00:49,277 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-08-30 02:00:49,277 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 02:00:49,277 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 02:00:49,277 INFO L130 BoogieDeclarations]: Found specification of procedure t1_fun [2023-08-30 02:00:49,278 INFO L138 BoogieDeclarations]: Found implementation of procedure t1_fun [2023-08-30 02:00:49,278 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 02:00:49,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 02:00:49,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 02:00:49,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-08-30 02:00:49,278 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 02:00:49,278 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 02:00:49,279 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 02:00:49,375 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 02:00:49,376 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 02:00:49,794 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 02:00:49,801 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 02:00:49,805 INFO L302 CfgBuilder]: Removed 24 assume(true) statements. [2023-08-30 02:00:49,807 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 02:00:49 BoogieIcfgContainer [2023-08-30 02:00:49,808 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 02:00:49,811 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 02:00:49,811 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 02:00:49,813 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 02:00:49,814 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 02:00:48" (1/3) ... [2023-08-30 02:00:49,814 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@674ff4b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 02:00:49, skipping insertion in model container [2023-08-30 02:00:49,814 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 02:00:49,815 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@674ff4b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 02:00:49, skipping insertion in model container [2023-08-30 02:00:49,815 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 02:00:49" (3/3) ... [2023-08-30 02:00:49,816 INFO L112 eAbstractionObserver]: Analyzing ICFG 28-race_reach_10-ptrmunge_racefree.i [2023-08-30 02:00:49,837 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 02:00:49,838 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 31 error locations. [2023-08-30 02:00:49,838 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 02:00:49,959 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2023-08-30 02:00:49,964 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 02:00:49,970 INFO L158 Benchmark]: Toolchain (without parser) took 1266.50ms. Allocated memory is still 71.3MB. Free memory was 46.8MB in the beginning and 28.2MB in the end (delta: 18.6MB). Peak memory consumption was 25.9MB. Max. memory is 16.1GB. [2023-08-30 02:00:49,970 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 58.7MB. Free memory is still 36.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 02:00:49,970 INFO L158 Benchmark]: CACSL2BoogieTranslator took 462.24ms. Allocated memory is still 71.3MB. Free memory was 46.6MB in the beginning and 43.5MB in the end (delta: 3.1MB). Peak memory consumption was 17.4MB. Max. memory is 16.1GB. [2023-08-30 02:00:49,971 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.46ms. Allocated memory is still 71.3MB. Free memory was 43.5MB in the beginning and 40.8MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 02:00:49,972 INFO L158 Benchmark]: Boogie Preprocessor took 24.66ms. Allocated memory is still 71.3MB. Free memory was 40.8MB in the beginning and 38.4MB in the end (delta: 2.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-30 02:00:49,972 INFO L158 Benchmark]: RCFGBuilder took 576.91ms. Allocated memory is still 71.3MB. Free memory was 38.4MB in the beginning and 29.6MB in the end (delta: 8.8MB). Peak memory consumption was 13.7MB. Max. memory is 16.1GB. [2023-08-30 02:00:49,973 INFO L158 Benchmark]: TraceAbstraction took 157.76ms. Allocated memory is still 71.3MB. Free memory was 29.0MB in the beginning and 28.2MB in the end (delta: 798.3kB). Peak memory consumption was 5.2MB. Max. memory is 16.1GB. [2023-08-30 02:00:49,979 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 58.7MB. Free memory is still 36.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 462.24ms. Allocated memory is still 71.3MB. Free memory was 46.6MB in the beginning and 43.5MB in the end (delta: 3.1MB). Peak memory consumption was 17.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.46ms. Allocated memory is still 71.3MB. Free memory was 43.5MB in the beginning and 40.8MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 24.66ms. Allocated memory is still 71.3MB. Free memory was 40.8MB in the beginning and 38.4MB in the end (delta: 2.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 576.91ms. Allocated memory is still 71.3MB. Free memory was 38.4MB in the beginning and 29.6MB in the end (delta: 8.8MB). Peak memory consumption was 13.7MB. Max. memory is 16.1GB. * TraceAbstraction took 157.76ms. Allocated memory is still 71.3MB. Free memory was 29.0MB in the beginning and 28.2MB in the end (delta: 798.3kB). Peak memory consumption was 5.2MB. 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 02:00:50,009 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