./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/valid-memsafety.prp --file ../../../trunk/examples/svcomp/goblint-regression/28-race_reach_02-simple_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_02-simple_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 b3e7d0a2f10d1449a9a354d4032bafdd0ae7a7fd76aceb835acbee3134ec74e4 --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 02:00:28,295 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 02:00:28,298 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 02:00:28,340 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 02:00:28,340 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 02:00:28,343 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 02:00:28,346 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 02:00:28,349 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 02:00:28,352 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 02:00:28,357 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 02:00:28,358 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 02:00:28,360 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 02:00:28,361 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 02:00:28,363 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 02:00:28,364 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 02:00:28,367 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 02:00:28,368 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 02:00:28,370 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 02:00:28,371 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 02:00:28,376 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 02:00:28,378 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 02:00:28,379 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 02:00:28,390 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 02:00:28,393 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 02:00:28,398 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 02:00:28,400 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 02:00:28,401 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 02:00:28,402 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 02:00:28,403 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 02:00:28,404 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 02:00:28,404 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 02:00:28,405 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 02:00:28,407 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 02:00:28,407 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 02:00:28,408 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 02:00:28,408 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 02:00:28,409 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 02:00:28,409 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 02:00:28,409 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 02:00:28,410 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 02:00:28,411 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 02:00:28,412 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2023-08-30 02:00:28,446 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 02:00:28,446 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 02:00:28,448 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 02:00:28,448 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 02:00:28,449 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 02:00:28,449 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 02:00:28,450 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 02:00:28,450 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 02:00:28,450 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 02:00:28,451 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 02:00:28,451 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 02:00:28,452 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 02:00:28,452 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 02:00:28,452 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 02:00:28,452 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 02:00:28,452 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-30 02:00:28,453 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-30 02:00:28,453 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-30 02:00:28,453 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 02:00:28,453 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 02:00:28,454 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 02:00:28,454 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 02:00:28,454 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 02:00:28,454 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 02:00:28,455 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 02:00:28,455 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 02:00:28,455 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 02:00:28,455 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 02:00:28,456 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 02:00:28,456 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 02:00:28,456 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 02:00:28,456 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 02:00:28,457 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 02:00:28,457 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 02:00:28,457 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b3e7d0a2f10d1449a9a354d4032bafdd0ae7a7fd76aceb835acbee3134ec74e4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 02:00:28,784 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 02:00:28,812 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 02:00:28,815 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 02:00:28,816 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 02:00:28,816 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 02:00:28,817 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/28-race_reach_02-simple_racefree.i [2023-08-30 02:00:29,937 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 02:00:30,237 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 02:00:30,240 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_02-simple_racefree.i [2023-08-30 02:00:30,259 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/278ff9f9a/91ead1cd787546dda68022353b2ae195/FLAG60a265b32 [2023-08-30 02:00:30,277 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/278ff9f9a/91ead1cd787546dda68022353b2ae195 [2023-08-30 02:00:30,280 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 02:00:30,281 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 02:00:30,283 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 02:00:30,283 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 02:00:30,286 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 02:00:30,287 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 02:00:30" (1/1) ... [2023-08-30 02:00:30,288 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f19cf5d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:00:30, skipping insertion in model container [2023-08-30 02:00:30,288 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 02:00:30" (1/1) ... [2023-08-30 02:00:30,294 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 02:00:30,337 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 02:00:30,607 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_02-simple_racefree.i[30176,30189] [2023-08-30 02:00:30,632 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 02:00:30,648 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 02:00:30,694 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_02-simple_racefree.i[30176,30189] [2023-08-30 02:00:30,703 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 02:00:30,763 INFO L208 MainTranslator]: Completed translation [2023-08-30 02:00:30,763 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:00:30 WrapperNode [2023-08-30 02:00:30,763 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 02:00:30,764 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 02:00:30,764 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 02:00:30,764 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 02:00:30,770 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:00:30" (1/1) ... [2023-08-30 02:00:30,814 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:00:30" (1/1) ... [2023-08-30 02:00:30,833 INFO L138 Inliner]: procedures = 170, calls = 30, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 80 [2023-08-30 02:00:30,834 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 02:00:30,835 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 02:00:30,835 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 02:00:30,835 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 02:00:30,842 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:00:30" (1/1) ... [2023-08-30 02:00:30,842 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:00:30" (1/1) ... [2023-08-30 02:00:30,845 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:00:30" (1/1) ... [2023-08-30 02:00:30,846 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:00:30" (1/1) ... [2023-08-30 02:00:30,853 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:00:30" (1/1) ... [2023-08-30 02:00:30,857 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:00:30" (1/1) ... [2023-08-30 02:00:30,859 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:00:30" (1/1) ... [2023-08-30 02:00:30,860 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:00:30" (1/1) ... [2023-08-30 02:00:30,863 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 02:00:30,864 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 02:00:30,864 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 02:00:30,864 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 02:00:30,865 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:00:30" (1/1) ... [2023-08-30 02:00:30,880 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 02:00:30,894 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 02:00:30,910 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 02:00:30,912 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 02:00:30,935 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-30 02:00:30,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 02:00:30,936 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-08-30 02:00:30,936 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 02:00:30,936 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 02:00:30,936 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2023-08-30 02:00:30,937 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2023-08-30 02:00:30,937 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 02:00:30,937 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 02:00:30,937 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 02:00:30,937 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 02:00:30,939 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 02:00:31,051 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 02:00:31,053 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 02:00:31,264 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 02:00:31,271 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 02:00:31,271 INFO L302 CfgBuilder]: Removed 10 assume(true) statements. [2023-08-30 02:00:31,273 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 02:00:31 BoogieIcfgContainer [2023-08-30 02:00:31,273 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 02:00:31,275 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 02:00:31,275 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 02:00:31,278 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 02:00:31,278 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 02:00:30" (1/3) ... [2023-08-30 02:00:31,279 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6bbcc309 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 02:00:31, skipping insertion in model container [2023-08-30 02:00:31,279 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:00:30" (2/3) ... [2023-08-30 02:00:31,279 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6bbcc309 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 02:00:31, skipping insertion in model container [2023-08-30 02:00:31,279 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 02:00:31" (3/3) ... [2023-08-30 02:00:31,281 INFO L112 eAbstractionObserver]: Analyzing ICFG 28-race_reach_02-simple_racefree.i [2023-08-30 02:00:31,296 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 02:00:31,296 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2023-08-30 02:00:31,296 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 02:00:31,417 INFO L144 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2023-08-30 02:00:31,423 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 02:00:31,427 INFO L158 Benchmark]: Toolchain (without parser) took 1145.95ms. Allocated memory is still 81.8MB. Free memory was 58.6MB in the beginning and 34.0MB in the end (delta: 24.6MB). Peak memory consumption was 24.0MB. Max. memory is 16.1GB. [2023-08-30 02:00:31,428 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 58.7MB. Free memory was 36.8MB in the beginning and 36.7MB in the end (delta: 58.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 02:00:31,429 INFO L158 Benchmark]: CACSL2BoogieTranslator took 480.36ms. Allocated memory is still 81.8MB. Free memory was 58.4MB in the beginning and 60.7MB in the end (delta: -2.3MB). Peak memory consumption was 26.1MB. Max. memory is 16.1GB. [2023-08-30 02:00:31,429 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.89ms. Allocated memory is still 81.8MB. Free memory was 60.7MB in the beginning and 58.7MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 02:00:31,430 INFO L158 Benchmark]: Boogie Preprocessor took 28.62ms. Allocated memory is still 81.8MB. Free memory was 58.3MB in the beginning and 57.0MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 02:00:31,430 INFO L158 Benchmark]: RCFGBuilder took 409.57ms. Allocated memory is still 81.8MB. Free memory was 56.6MB in the beginning and 41.2MB in the end (delta: 15.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-08-30 02:00:31,431 INFO L158 Benchmark]: TraceAbstraction took 150.77ms. Allocated memory is still 81.8MB. Free memory was 40.8MB in the beginning and 34.0MB in the end (delta: 6.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-08-30 02:00:31,434 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 58.7MB. Free memory was 36.8MB in the beginning and 36.7MB in the end (delta: 58.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 480.36ms. Allocated memory is still 81.8MB. Free memory was 58.4MB in the beginning and 60.7MB in the end (delta: -2.3MB). Peak memory consumption was 26.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 69.89ms. Allocated memory is still 81.8MB. Free memory was 60.7MB in the beginning and 58.7MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 28.62ms. Allocated memory is still 81.8MB. Free memory was 58.3MB in the beginning and 57.0MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 409.57ms. Allocated memory is still 81.8MB. Free memory was 56.6MB in the beginning and 41.2MB in the end (delta: 15.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * TraceAbstraction took 150.77ms. Allocated memory is still 81.8MB. Free memory was 40.8MB in the beginning and 34.0MB in the end (delta: 6.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-30 02:00:31,454 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_02-simple_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 b3e7d0a2f10d1449a9a354d4032bafdd0ae7a7fd76aceb835acbee3134ec74e4 --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 02:00:33,372 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 02:00:33,374 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 02:00:33,420 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 02:00:33,422 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 02:00:33,425 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 02:00:33,427 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 02:00:33,430 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 02:00:33,432 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 02:00:33,437 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 02:00:33,438 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 02:00:33,440 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 02:00:33,441 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 02:00:33,443 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 02:00:33,444 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 02:00:33,450 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 02:00:33,451 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 02:00:33,452 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 02:00:33,453 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 02:00:33,458 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 02:00:33,459 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 02:00:33,460 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 02:00:33,462 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 02:00:33,463 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 02:00:33,469 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 02:00:33,469 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 02:00:33,470 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 02:00:33,472 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 02:00:33,472 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 02:00:33,473 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 02:00:33,473 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 02:00:33,480 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 02:00:33,482 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 02:00:33,482 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 02:00:33,483 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 02:00:33,483 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 02:00:33,484 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 02:00:33,484 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 02:00:33,484 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 02:00:33,485 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 02:00:33,486 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 02:00:33,487 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2023-08-30 02:00:33,531 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 02:00:33,532 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 02:00:33,533 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 02:00:33,534 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 02:00:33,535 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 02:00:33,535 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 02:00:33,535 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 02:00:33,536 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 02:00:33,536 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 02:00:33,536 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 02:00:33,537 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 02:00:33,537 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 02:00:33,538 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 02:00:33,538 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 02:00:33,538 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 02:00:33,538 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-30 02:00:33,538 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-30 02:00:33,539 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-30 02:00:33,539 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 02:00:33,539 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 02:00:33,539 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 02:00:33,539 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 02:00:33,540 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 02:00:33,540 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 02:00:33,540 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 02:00:33,540 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 02:00:33,541 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 02:00:33,541 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 02:00:33,541 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 02:00:33,541 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 02:00:33,541 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 02:00:33,542 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 02:00:33,542 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 02:00:33,542 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 02:00:33,542 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 02:00:33,543 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 02:00:33,543 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 02:00:33,543 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b3e7d0a2f10d1449a9a354d4032bafdd0ae7a7fd76aceb835acbee3134ec74e4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 02:00:33,880 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 02:00:33,908 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 02:00:33,911 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 02:00:33,912 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 02:00:33,912 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 02:00:33,914 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/28-race_reach_02-simple_racefree.i [2023-08-30 02:00:35,073 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 02:00:35,319 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 02:00:35,319 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_02-simple_racefree.i [2023-08-30 02:00:35,332 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1321a52a1/65d8c6a696924420bdf01a82e6b38d9f/FLAG2587f5813 [2023-08-30 02:00:35,345 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1321a52a1/65d8c6a696924420bdf01a82e6b38d9f [2023-08-30 02:00:35,347 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 02:00:35,349 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 02:00:35,349 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 02:00:35,350 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 02:00:35,365 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 02:00:35,365 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 02:00:35" (1/1) ... [2023-08-30 02:00:35,366 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@364db75a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:00:35, skipping insertion in model container [2023-08-30 02:00:35,367 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 02:00:35" (1/1) ... [2023-08-30 02:00:35,373 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 02:00:35,419 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 02:00:35,746 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_02-simple_racefree.i[30176,30189] [2023-08-30 02:00:35,770 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 02:00:35,786 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 02:00:35,822 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_02-simple_racefree.i[30176,30189] [2023-08-30 02:00:35,842 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 02:00:35,887 INFO L208 MainTranslator]: Completed translation [2023-08-30 02:00:35,888 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:00:35 WrapperNode [2023-08-30 02:00:35,888 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 02:00:35,889 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 02:00:35,889 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 02:00:35,889 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 02:00:35,895 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:00:35" (1/1) ... [2023-08-30 02:00:35,927 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:00:35" (1/1) ... [2023-08-30 02:00:35,953 INFO L138 Inliner]: procedures = 174, calls = 30, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 81 [2023-08-30 02:00:35,954 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 02:00:35,955 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 02:00:35,955 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 02:00:35,955 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 02:00:35,964 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:00:35" (1/1) ... [2023-08-30 02:00:35,964 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:00:35" (1/1) ... [2023-08-30 02:00:35,982 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:00:35" (1/1) ... [2023-08-30 02:00:35,983 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:00:35" (1/1) ... [2023-08-30 02:00:35,989 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:00:35" (1/1) ... [2023-08-30 02:00:36,001 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:00:35" (1/1) ... [2023-08-30 02:00:36,005 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:00:35" (1/1) ... [2023-08-30 02:00:36,013 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:00:35" (1/1) ... [2023-08-30 02:00:36,017 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 02:00:36,017 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 02:00:36,018 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 02:00:36,018 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 02:00:36,019 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:00:35" (1/1) ... [2023-08-30 02:00:36,023 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 02:00:36,035 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 02:00:36,050 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 02:00:36,084 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 02:00:36,105 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-08-30 02:00:36,105 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-08-30 02:00:36,107 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 02:00:36,107 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 02:00:36,107 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2023-08-30 02:00:36,107 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2023-08-30 02:00:36,107 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 02:00:36,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 02:00:36,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 02:00:36,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-08-30 02:00:36,108 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 02:00:36,108 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 02:00:36,109 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 02:00:36,305 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 02:00:36,307 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 02:00:36,565 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 02:00:36,572 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 02:00:36,573 INFO L302 CfgBuilder]: Removed 10 assume(true) statements. [2023-08-30 02:00:36,574 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 02:00:36 BoogieIcfgContainer [2023-08-30 02:00:36,575 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 02:00:36,576 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 02:00:36,576 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 02:00:36,579 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 02:00:36,579 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 02:00:35" (1/3) ... [2023-08-30 02:00:36,580 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61b5f63a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 02:00:36, skipping insertion in model container [2023-08-30 02:00:36,580 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 02:00:35" (2/3) ... [2023-08-30 02:00:36,581 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61b5f63a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 02:00:36, skipping insertion in model container [2023-08-30 02:00:36,581 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 02:00:36" (3/3) ... [2023-08-30 02:00:36,582 INFO L112 eAbstractionObserver]: Analyzing ICFG 28-race_reach_02-simple_racefree.i [2023-08-30 02:00:36,598 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 02:00:36,598 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2023-08-30 02:00:36,598 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 02:00:36,701 INFO L144 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2023-08-30 02:00:36,708 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 02:00:36,715 INFO L158 Benchmark]: Toolchain (without parser) took 1365.58ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 40.0MB in the beginning and 55.9MB in the end (delta: -15.9MB). Peak memory consumption was 14.3MB. Max. memory is 16.1GB. [2023-08-30 02:00:36,716 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 52.4MB. Free memory was 30.5MB in the beginning and 30.5MB in the end (delta: 52.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 02:00:36,717 INFO L158 Benchmark]: CACSL2BoogieTranslator took 538.84ms. Allocated memory is still 69.2MB. Free memory was 39.9MB in the beginning and 36.7MB in the end (delta: 3.2MB). Peak memory consumption was 9.4MB. Max. memory is 16.1GB. [2023-08-30 02:00:36,718 INFO L158 Benchmark]: Boogie Procedure Inliner took 64.72ms. Allocated memory is still 69.2MB. Free memory was 36.7MB in the beginning and 34.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 02:00:36,718 INFO L158 Benchmark]: Boogie Preprocessor took 62.05ms. Allocated memory is still 69.2MB. Free memory was 34.6MB in the beginning and 32.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 02:00:36,719 INFO L158 Benchmark]: RCFGBuilder took 557.13ms. Allocated memory is still 69.2MB. Free memory was 32.5MB in the beginning and 32.6MB in the end (delta: -84.4kB). Peak memory consumption was 3.4MB. Max. memory is 16.1GB. [2023-08-30 02:00:36,720 INFO L158 Benchmark]: TraceAbstraction took 137.25ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 32.0MB in the beginning and 55.9MB in the end (delta: -23.9MB). Peak memory consumption was 5.7MB. Max. memory is 16.1GB. [2023-08-30 02:00:36,727 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 52.4MB. Free memory was 30.5MB in the beginning and 30.5MB in the end (delta: 52.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 538.84ms. Allocated memory is still 69.2MB. Free memory was 39.9MB in the beginning and 36.7MB in the end (delta: 3.2MB). Peak memory consumption was 9.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 64.72ms. Allocated memory is still 69.2MB. Free memory was 36.7MB in the beginning and 34.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 62.05ms. Allocated memory is still 69.2MB. Free memory was 34.6MB in the beginning and 32.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 557.13ms. Allocated memory is still 69.2MB. Free memory was 32.5MB in the beginning and 32.6MB in the end (delta: -84.4kB). Peak memory consumption was 3.4MB. Max. memory is 16.1GB. * TraceAbstraction took 137.25ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 32.0MB in the beginning and 55.9MB in the end (delta: -23.9MB). 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 02:00:36,754 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