./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/valid-memsafety.prp --file ../../../trunk/examples/svcomp/goblint-regression/28-race_reach_73-funloop_hard_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_73-funloop_hard_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 c8af2e9e80aefb6a93651d6c869df13510f679bd9566c8571973545c9393aab5 --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --- Real Ultimate output --- This is Ultimate 0.2.3-?-b8dbc81 [2023-08-30 02:01:17,276 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 02:01:17,278 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 02:01:17,319 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 02:01:17,320 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 02:01:17,323 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 02:01:17,325 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 02:01:17,328 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 02:01:17,330 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 02:01:17,334 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 02:01:17,335 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 02:01:17,337 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 02:01:17,338 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 02:01:17,339 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 02:01:17,341 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 02:01:17,346 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 02:01:17,347 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 02:01:17,348 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 02:01:17,350 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 02:01:17,362 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 02:01:17,363 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 02:01:17,364 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 02:01:17,365 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 02:01:17,366 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 02:01:17,372 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 02:01:17,373 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 02:01:17,373 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 02:01:17,375 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 02:01:17,375 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 02:01:17,376 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 02:01:17,376 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 02:01:17,378 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 02:01:17,380 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 02:01:17,381 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 02:01:17,381 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 02:01:17,382 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 02:01:17,382 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 02:01:17,382 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 02:01:17,383 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 02:01:17,383 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 02:01:17,384 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 02:01:17,386 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2023-08-30 02:01:17,412 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 02:01:17,412 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 02:01:17,412 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 02:01:17,412 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 02:01:17,413 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 02:01:17,413 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 02:01:17,413 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 02:01:17,414 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 02:01:17,414 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 02:01:17,414 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 02:01:17,414 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 02:01:17,414 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 02:01:17,414 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 02:01:17,415 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 02:01:17,415 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 02:01:17,415 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-30 02:01:17,416 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-30 02:01:17,417 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-30 02:01:17,417 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 02:01:17,417 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 02:01:17,417 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 02:01:17,417 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 02:01:17,418 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 02:01:17,418 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 02:01:17,418 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 02:01:17,418 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 02:01:17,419 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 02:01:17,419 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 02:01:17,419 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 02:01:17,419 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 02:01:17,420 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 02:01:17,420 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 02:01:17,420 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 02:01:17,420 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 02:01:17,421 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c8af2e9e80aefb6a93651d6c869df13510f679bd9566c8571973545c9393aab5 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 02:01:17,766 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 02:01:17,788 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 02:01:17,790 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 02:01:17,791 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 02:01:17,792 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 02:01:17,793 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/28-race_reach_73-funloop_hard_racefree.i [2023-08-30 02:01:18,948 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 02:01:19,243 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 02:01:19,243 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_73-funloop_hard_racefree.i [2023-08-30 02:01:19,267 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6367e1b6c/1f9151b103f5434195effc23d8edd3ee/FLAGe0df7211a [2023-08-30 02:01:19,280 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6367e1b6c/1f9151b103f5434195effc23d8edd3ee [2023-08-30 02:01:19,282 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 02:01:19,283 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 02:01:19,284 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 02:01:19,284 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 02:01:19,287 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 02:01:19,288 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 02:01:19" (1/1) ... [2023-08-30 02:01:19,289 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a59822e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:01:19, skipping insertion in model container [2023-08-30 02:01:19,289 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 02:01:19" (1/1) ... [2023-08-30 02:01:19,294 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 02:01:19,334 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 02:01:19,695 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_73-funloop_hard_racefree.i[41323,41336] [2023-08-30 02:01:19,728 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 02:01:19,742 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 02:01:19,790 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_73-funloop_hard_racefree.i[41323,41336] [2023-08-30 02:01:19,799 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 02:01:19,879 INFO L208 MainTranslator]: Completed translation [2023-08-30 02:01:19,879 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:01:19 WrapperNode [2023-08-30 02:01:19,879 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 02:01:19,880 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 02:01:19,881 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 02:01:19,881 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 02:01:19,887 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:01:19" (1/1) ... [2023-08-30 02:01:19,915 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:01:19" (1/1) ... [2023-08-30 02:01:19,959 INFO L138 Inliner]: procedures = 271, calls = 41, calls flagged for inlining = 6, calls inlined = 7, statements flattened = 250 [2023-08-30 02:01:19,959 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 02:01:19,961 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 02:01:19,961 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 02:01:19,961 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 02:01:19,969 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:01:19" (1/1) ... [2023-08-30 02:01:19,970 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:01:19" (1/1) ... [2023-08-30 02:01:19,988 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:01:19" (1/1) ... [2023-08-30 02:01:19,989 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:01:19" (1/1) ... [2023-08-30 02:01:19,996 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:01:19" (1/1) ... [2023-08-30 02:01:20,012 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:01:19" (1/1) ... [2023-08-30 02:01:20,016 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:01:19" (1/1) ... [2023-08-30 02:01:20,021 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:01:19" (1/1) ... [2023-08-30 02:01:20,024 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 02:01:20,025 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 02:01:20,025 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 02:01:20,025 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 02:01:20,026 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:01:19" (1/1) ... [2023-08-30 02:01:20,034 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 02:01:20,048 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 02:01:20,066 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-08-30 02:01:20,076 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-08-30 02:01:20,103 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 02:01:20,103 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 02:01:20,103 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-30 02:01:20,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 02:01:20,104 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-08-30 02:01:20,104 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 02:01:20,104 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2023-08-30 02:01:20,104 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2023-08-30 02:01:20,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 02:01:20,104 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 02:01:20,104 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 02:01:20,106 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-30 02:01:20,295 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 02:01:20,297 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 02:01:20,744 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 02:01:20,755 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 02:01:20,755 INFO L302 CfgBuilder]: Removed 35 assume(true) statements. [2023-08-30 02:01:20,758 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 02:01:20 BoogieIcfgContainer [2023-08-30 02:01:20,758 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 02:01:20,761 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 02:01:20,761 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 02:01:20,764 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 02:01:20,764 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 02:01:19" (1/3) ... [2023-08-30 02:01:20,764 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@42e3d4b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 02:01:20, skipping insertion in model container [2023-08-30 02:01:20,765 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:01:19" (2/3) ... [2023-08-30 02:01:20,765 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@42e3d4b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 02:01:20, skipping insertion in model container [2023-08-30 02:01:20,765 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 02:01:20" (3/3) ... [2023-08-30 02:01:20,766 INFO L112 eAbstractionObserver]: Analyzing ICFG 28-race_reach_73-funloop_hard_racefree.i [2023-08-30 02:01:20,782 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 02:01:20,783 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 38 error locations. [2023-08-30 02:01:20,783 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 02:01:20,882 INFO L144 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2023-08-30 02:01:20,888 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE at java.base/java.lang.Enum.valueOf(Enum.java:240) at de.uni_freiburg.informatik.ultimate.core.preferences.RcpPreferenceProvider.getEnum(RcpPreferenceProvider.java:117) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TAPreferences.insufficientThreadErrorsVsProgramErrors(TAPreferences.java:218) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.partitionErrorLocations(TraceAbstractionStarter.java:394) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:225) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-08-30 02:01:20,894 INFO L158 Benchmark]: Toolchain (without parser) took 1609.94ms. Allocated memory was 75.5MB in the beginning and 92.3MB in the end (delta: 16.8MB). Free memory was 51.7MB in the beginning and 61.2MB in the end (delta: -9.4MB). Peak memory consumption was 28.0MB. Max. memory is 16.1GB. [2023-08-30 02:01:20,895 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 60.8MB. Free memory was 38.6MB in the beginning and 38.5MB in the end (delta: 97.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 02:01:20,896 INFO L158 Benchmark]: CACSL2BoogieTranslator took 595.47ms. Allocated memory is still 75.5MB. Free memory was 51.5MB in the beginning and 41.4MB in the end (delta: 10.1MB). Peak memory consumption was 22.5MB. Max. memory is 16.1GB. [2023-08-30 02:01:20,897 INFO L158 Benchmark]: Boogie Procedure Inliner took 79.14ms. Allocated memory is still 75.5MB. Free memory was 41.4MB in the beginning and 38.3MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-30 02:01:20,897 INFO L158 Benchmark]: Boogie Preprocessor took 63.67ms. Allocated memory is still 75.5MB. Free memory was 38.3MB in the beginning and 36.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 02:01:20,898 INFO L158 Benchmark]: RCFGBuilder took 732.97ms. Allocated memory is still 75.5MB. Free memory was 36.2MB in the beginning and 33.2MB in the end (delta: 3.0MB). Peak memory consumption was 8.7MB. Max. memory is 16.1GB. [2023-08-30 02:01:20,899 INFO L158 Benchmark]: TraceAbstraction took 131.48ms. Allocated memory was 75.5MB in the beginning and 92.3MB in the end (delta: 16.8MB). Free memory was 32.8MB in the beginning and 61.2MB in the end (delta: -28.4MB). Peak memory consumption was 7.4MB. Max. memory is 16.1GB. [2023-08-30 02:01:20,906 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 60.8MB. Free memory was 38.6MB in the beginning and 38.5MB in the end (delta: 97.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 595.47ms. Allocated memory is still 75.5MB. Free memory was 51.5MB in the beginning and 41.4MB in the end (delta: 10.1MB). Peak memory consumption was 22.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 79.14ms. Allocated memory is still 75.5MB. Free memory was 41.4MB in the beginning and 38.3MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 63.67ms. Allocated memory is still 75.5MB. Free memory was 38.3MB in the beginning and 36.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 732.97ms. Allocated memory is still 75.5MB. Free memory was 36.2MB in the beginning and 33.2MB in the end (delta: 3.0MB). Peak memory consumption was 8.7MB. Max. memory is 16.1GB. * TraceAbstraction took 131.48ms. Allocated memory was 75.5MB in the beginning and 92.3MB in the end (delta: 16.8MB). Free memory was 32.8MB in the beginning and 61.2MB in the end (delta: -28.4MB). Peak memory consumption was 7.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-30 02:01:20,930 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_73-funloop_hard_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 c8af2e9e80aefb6a93651d6c869df13510f679bd9566c8571973545c9393aab5 --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --- Real Ultimate output --- This is Ultimate 0.2.3-?-b8dbc81 [2023-08-30 02:01:22,812 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 02:01:22,815 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 02:01:22,844 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 02:01:22,846 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 02:01:22,849 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 02:01:22,851 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 02:01:22,853 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 02:01:22,855 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 02:01:22,859 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 02:01:22,860 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 02:01:22,861 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 02:01:22,862 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 02:01:22,863 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 02:01:22,865 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 02:01:22,866 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 02:01:22,869 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 02:01:22,870 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 02:01:22,873 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 02:01:22,874 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 02:01:22,885 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 02:01:22,886 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 02:01:22,887 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 02:01:22,889 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 02:01:22,892 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 02:01:22,895 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 02:01:22,895 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 02:01:22,896 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 02:01:22,897 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 02:01:22,898 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 02:01:22,899 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 02:01:22,901 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 02:01:22,902 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 02:01:22,903 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 02:01:22,904 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 02:01:22,905 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 02:01:22,905 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 02:01:22,906 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 02:01:22,906 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 02:01:22,906 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 02:01:22,907 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 02:01:22,908 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2023-08-30 02:01:22,935 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 02:01:22,936 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 02:01:22,937 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 02:01:22,937 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 02:01:22,938 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 02:01:22,938 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 02:01:22,938 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 02:01:22,939 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 02:01:22,939 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 02:01:22,939 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 02:01:22,940 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 02:01:22,940 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 02:01:22,940 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 02:01:22,940 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 02:01:22,941 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 02:01:22,941 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-30 02:01:22,941 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-30 02:01:22,941 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-30 02:01:22,941 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 02:01:22,942 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 02:01:22,942 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 02:01:22,942 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 02:01:22,942 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 02:01:22,942 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 02:01:22,943 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 02:01:22,943 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 02:01:22,943 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 02:01:22,943 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 02:01:22,943 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 02:01:22,944 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 02:01:22,944 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 02:01:22,944 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 02:01:22,944 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 02:01:22,944 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 02:01:22,945 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 02:01:22,945 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 02:01:22,945 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 02:01:22,945 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c8af2e9e80aefb6a93651d6c869df13510f679bd9566c8571973545c9393aab5 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 02:01:23,250 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 02:01:23,272 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 02:01:23,275 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 02:01:23,276 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 02:01:23,276 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 02:01:23,278 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/28-race_reach_73-funloop_hard_racefree.i [2023-08-30 02:01:24,567 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 02:01:24,828 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 02:01:24,829 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_73-funloop_hard_racefree.i [2023-08-30 02:01:24,855 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/90b49867f/416457d98c264a4cbd8ffabfa6d8dd58/FLAGd897365ce [2023-08-30 02:01:24,868 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/90b49867f/416457d98c264a4cbd8ffabfa6d8dd58 [2023-08-30 02:01:24,870 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 02:01:24,870 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 02:01:24,871 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 02:01:24,872 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 02:01:24,879 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 02:01:24,879 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 02:01:24" (1/1) ... [2023-08-30 02:01:24,880 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56e29989 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:01:24, skipping insertion in model container [2023-08-30 02:01:24,880 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 02:01:24" (1/1) ... [2023-08-30 02:01:24,886 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 02:01:24,935 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 02:01:25,288 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_73-funloop_hard_racefree.i[41323,41336] [2023-08-30 02:01:25,330 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 02:01:25,366 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 02:01:25,409 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_73-funloop_hard_racefree.i[41323,41336] [2023-08-30 02:01:25,432 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 02:01:25,499 INFO L208 MainTranslator]: Completed translation [2023-08-30 02:01:25,500 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:01:25 WrapperNode [2023-08-30 02:01:25,500 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 02:01:25,501 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 02:01:25,501 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 02:01:25,501 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 02:01:25,506 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:01:25" (1/1) ... [2023-08-30 02:01:25,526 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:01:25" (1/1) ... [2023-08-30 02:01:25,552 INFO L138 Inliner]: procedures = 275, calls = 41, calls flagged for inlining = 6, calls inlined = 7, statements flattened = 248 [2023-08-30 02:01:25,552 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 02:01:25,553 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 02:01:25,553 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 02:01:25,553 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 02:01:25,569 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:01:25" (1/1) ... [2023-08-30 02:01:25,569 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:01:25" (1/1) ... [2023-08-30 02:01:25,588 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:01:25" (1/1) ... [2023-08-30 02:01:25,589 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:01:25" (1/1) ... [2023-08-30 02:01:25,599 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:01:25" (1/1) ... [2023-08-30 02:01:25,617 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:01:25" (1/1) ... [2023-08-30 02:01:25,621 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:01:25" (1/1) ... [2023-08-30 02:01:25,628 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:01:25" (1/1) ... [2023-08-30 02:01:25,631 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 02:01:25,632 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 02:01:25,632 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 02:01:25,632 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 02:01:25,633 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:01:25" (1/1) ... [2023-08-30 02:01:25,638 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 02:01:25,654 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 02:01:25,669 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-08-30 02:01:25,682 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-08-30 02:01:25,703 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-08-30 02:01:25,703 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 02:01:25,706 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 02:01:25,706 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 02:01:25,706 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 02:01:25,706 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-08-30 02:01:25,706 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-08-30 02:01:25,706 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 02:01:25,706 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2023-08-30 02:01:25,707 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2023-08-30 02:01:25,707 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 02:01:25,707 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 02:01:25,708 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-30 02:01:25,872 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 02:01:25,873 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 02:01:26,420 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 02:01:26,429 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 02:01:26,433 INFO L302 CfgBuilder]: Removed 35 assume(true) statements. [2023-08-30 02:01:26,436 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 02:01:26 BoogieIcfgContainer [2023-08-30 02:01:26,437 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 02:01:26,439 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 02:01:26,440 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 02:01:26,443 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 02:01:26,443 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 02:01:24" (1/3) ... [2023-08-30 02:01:26,444 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@20ce6841 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 02:01:26, skipping insertion in model container [2023-08-30 02:01:26,444 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:01:25" (2/3) ... [2023-08-30 02:01:26,444 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@20ce6841 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 02:01:26, skipping insertion in model container [2023-08-30 02:01:26,444 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 02:01:26" (3/3) ... [2023-08-30 02:01:26,446 INFO L112 eAbstractionObserver]: Analyzing ICFG 28-race_reach_73-funloop_hard_racefree.i [2023-08-30 02:01:26,460 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 02:01:26,466 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 38 error locations. [2023-08-30 02:01:26,467 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 02:01:26,584 INFO L144 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2023-08-30 02:01:26,589 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE at java.base/java.lang.Enum.valueOf(Enum.java:240) at de.uni_freiburg.informatik.ultimate.core.preferences.RcpPreferenceProvider.getEnum(RcpPreferenceProvider.java:117) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TAPreferences.insufficientThreadErrorsVsProgramErrors(TAPreferences.java:218) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.partitionErrorLocations(TraceAbstractionStarter.java:394) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:225) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-08-30 02:01:26,595 INFO L158 Benchmark]: Toolchain (without parser) took 1723.64ms. Allocated memory is still 77.6MB. Free memory was 53.7MB in the beginning and 39.0MB in the end (delta: 14.6MB). Peak memory consumption was 30.6MB. Max. memory is 16.1GB. [2023-08-30 02:01:26,595 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 60.8MB. Free memory is still 38.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 02:01:26,595 INFO L158 Benchmark]: CACSL2BoogieTranslator took 629.09ms. Allocated memory is still 77.6MB. Free memory was 53.4MB in the beginning and 40.1MB in the end (delta: 13.4MB). Peak memory consumption was 19.9MB. Max. memory is 16.1GB. [2023-08-30 02:01:26,596 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.97ms. Allocated memory is still 77.6MB. Free memory was 40.1MB in the beginning and 37.3MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-30 02:01:26,596 INFO L158 Benchmark]: Boogie Preprocessor took 78.80ms. Allocated memory is still 77.6MB. Free memory was 37.3MB in the beginning and 34.5MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 02:01:26,597 INFO L158 Benchmark]: RCFGBuilder took 804.78ms. Allocated memory is still 77.6MB. Free memory was 34.5MB in the beginning and 30.9MB in the end (delta: 3.7MB). Peak memory consumption was 7.2MB. Max. memory is 16.1GB. [2023-08-30 02:01:26,597 INFO L158 Benchmark]: TraceAbstraction took 154.45ms. Allocated memory is still 77.6MB. Free memory was 30.1MB in the beginning and 39.0MB in the end (delta: -9.0MB). Peak memory consumption was 5.7MB. Max. memory is 16.1GB. [2023-08-30 02:01:26,606 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 60.8MB. Free memory is still 38.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 629.09ms. Allocated memory is still 77.6MB. Free memory was 53.4MB in the beginning and 40.1MB in the end (delta: 13.4MB). Peak memory consumption was 19.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 50.97ms. Allocated memory is still 77.6MB. Free memory was 40.1MB in the beginning and 37.3MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 78.80ms. Allocated memory is still 77.6MB. Free memory was 37.3MB in the beginning and 34.5MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 804.78ms. Allocated memory is still 77.6MB. Free memory was 34.5MB in the beginning and 30.9MB in the end (delta: 3.7MB). Peak memory consumption was 7.2MB. Max. memory is 16.1GB. * TraceAbstraction took 154.45ms. Allocated memory is still 77.6MB. Free memory was 30.1MB in the beginning and 39.0MB in the end (delta: -9.0MB). Peak memory consumption was 5.7MB. 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 02:01:26,621 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