./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/no-data-race.prp --file ../../../trunk/examples/svcomp/goblint-regression/03-practical_07-nonterm.i --full-output --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --architecture 32bit -------------------------------------------------------------------------------- Checking for data races 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/AutomizerReach.xml -i ../../../trunk/examples/svcomp/goblint-regression/03-practical_07-nonterm.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-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 ! data-race) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2562086a02be6998e1a5ce9ce305a1aab13bba69cf8f1d9765d0b8ae4c7e77e3 --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 [2023-08-29 09:06:43,696 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-29 09:06:43,699 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-29 09:06:43,737 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-29 09:06:43,738 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-29 09:06:43,741 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-29 09:06:43,742 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-29 09:06:43,745 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-29 09:06:43,747 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-29 09:06:43,751 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-29 09:06:43,752 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-29 09:06:43,755 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-29 09:06:43,755 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-29 09:06:43,756 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-29 09:06:43,756 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-29 09:06:43,761 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-29 09:06:43,762 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-29 09:06:43,764 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-29 09:06:43,765 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-29 09:06:43,769 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-29 09:06:43,777 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-29 09:06:43,778 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-29 09:06:43,779 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-29 09:06:43,780 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-29 09:06:43,786 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-29 09:06:43,787 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-29 09:06:43,787 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-29 09:06:43,789 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-29 09:06:43,789 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-29 09:06:43,790 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-29 09:06:43,791 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-29 09:06:43,792 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-29 09:06:43,793 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-29 09:06:43,794 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-29 09:06:43,794 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-29 09:06:43,795 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-29 09:06:43,795 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-29 09:06:43,795 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-29 09:06:43,796 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-29 09:06:43,796 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-29 09:06:43,797 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-29 09:06:43,798 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2023-08-29 09:06:43,831 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-29 09:06:43,832 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-29 09:06:43,833 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-29 09:06:43,833 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-29 09:06:43,834 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-29 09:06:43,834 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-29 09:06:43,834 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-29 09:06:43,835 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-29 09:06:43,835 INFO L138 SettingsManager]: * Use SBE=true [2023-08-29 09:06:43,835 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-29 09:06:43,836 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-29 09:06:43,836 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-29 09:06:43,836 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-29 09:06:43,836 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-29 09:06:43,837 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-29 09:06:43,837 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-29 09:06:43,837 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-29 09:06:43,837 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-29 09:06:43,837 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-08-29 09:06:43,837 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-29 09:06:43,838 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-29 09:06:43,838 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-29 09:06:43,838 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-29 09:06:43,838 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-29 09:06:43,838 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-29 09:06:43,839 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-29 09:06:43,839 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 09:06:43,839 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-29 09:06:43,839 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-29 09:06:43,839 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-29 09:06:43,840 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-29 09:06:43,840 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-29 09:06:43,840 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-29 09:06:43,840 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-29 09:06:43,840 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-29 09:06:43,841 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-29 09:06:43,841 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-29 09:06:43,841 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2562086a02be6998e1a5ce9ce305a1aab13bba69cf8f1d9765d0b8ae4c7e77e3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-29 09:06:44,165 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-29 09:06:44,184 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-29 09:06:44,187 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-29 09:06:44,188 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-29 09:06:44,189 INFO L275 PluginConnector]: CDTParser initialized [2023-08-29 09:06:44,191 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/03-practical_07-nonterm.i [2023-08-29 09:06:45,325 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-29 09:06:45,620 INFO L351 CDTParser]: Found 1 translation units. [2023-08-29 09:06:45,620 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/03-practical_07-nonterm.i [2023-08-29 09:06:45,648 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/88588df21/93f729ca7f9c452f99a5706ce9110657/FLAGcd8f13cc4 [2023-08-29 09:06:45,666 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/88588df21/93f729ca7f9c452f99a5706ce9110657 [2023-08-29 09:06:45,668 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-29 09:06:45,670 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-29 09:06:45,672 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-29 09:06:45,672 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-29 09:06:45,675 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-29 09:06:45,676 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:06:45" (1/1) ... [2023-08-29 09:06:45,677 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1368390 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:06:45, skipping insertion in model container [2023-08-29 09:06:45,677 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:06:45" (1/1) ... [2023-08-29 09:06:45,683 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-29 09:06:45,734 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-29 09:06:46,129 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 09:06:46,141 INFO L203 MainTranslator]: Completed pre-run [2023-08-29 09:06:46,196 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 09:06:46,254 INFO L208 MainTranslator]: Completed translation [2023-08-29 09:06:46,255 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:06:46 WrapperNode [2023-08-29 09:06:46,255 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-29 09:06:46,256 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-29 09:06:46,256 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-29 09:06:46,256 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-29 09:06:46,262 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:06:46" (1/1) ... [2023-08-29 09:06:46,279 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:06:46" (1/1) ... [2023-08-29 09:06:46,297 INFO L138 Inliner]: procedures = 262, calls = 22, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 54 [2023-08-29 09:06:46,297 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-29 09:06:46,298 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-29 09:06:46,298 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-29 09:06:46,298 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-29 09:06:46,305 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:06:46" (1/1) ... [2023-08-29 09:06:46,305 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:06:46" (1/1) ... [2023-08-29 09:06:46,335 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:06:46" (1/1) ... [2023-08-29 09:06:46,335 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:06:46" (1/1) ... [2023-08-29 09:06:46,340 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:06:46" (1/1) ... [2023-08-29 09:06:46,367 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:06:46" (1/1) ... [2023-08-29 09:06:46,368 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:06:46" (1/1) ... [2023-08-29 09:06:46,369 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:06:46" (1/1) ... [2023-08-29 09:06:46,371 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-29 09:06:46,378 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-29 09:06:46,379 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-29 09:06:46,379 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-29 09:06:46,379 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:06:46" (1/1) ... [2023-08-29 09:06:46,393 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 09:06:46,404 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-29 09:06:46,418 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) [2023-08-29 09:06:46,429 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 [2023-08-29 09:06:46,452 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-29 09:06:46,453 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-29 09:06:46,453 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-29 09:06:46,453 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-29 09:06:46,453 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-08-29 09:06:46,453 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-29 09:06:46,453 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2023-08-29 09:06:46,454 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2023-08-29 09:06:46,454 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-29 09:06:46,454 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-29 09:06:46,454 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-29 09:06:46,456 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-29 09:06:46,561 INFO L236 CfgBuilder]: Building ICFG [2023-08-29 09:06:46,578 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-29 09:06:46,810 INFO L277 CfgBuilder]: Performing block encoding [2023-08-29 09:06:46,816 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-29 09:06:46,816 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-08-29 09:06:46,818 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 09:06:46 BoogieIcfgContainer [2023-08-29 09:06:46,818 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-29 09:06:46,820 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-29 09:06:46,820 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-29 09:06:46,822 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-29 09:06:46,823 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.08 09:06:45" (1/3) ... [2023-08-29 09:06:46,823 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79cc5994 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 09:06:46, skipping insertion in model container [2023-08-29 09:06:46,823 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:06:46" (2/3) ... [2023-08-29 09:06:46,824 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79cc5994 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 09:06:46, skipping insertion in model container [2023-08-29 09:06:46,824 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 09:06:46" (3/3) ... [2023-08-29 09:06:46,825 INFO L112 eAbstractionObserver]: Analyzing ICFG 03-practical_07-nonterm.i [2023-08-29 09:06:46,831 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-29 09:06:46,840 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-29 09:06:46,840 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2023-08-29 09:06:46,840 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-29 09:06:46,915 INFO L144 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2023-08-29 09:06:46,920 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) [2023-08-29 09:06:46,926 INFO L158 Benchmark]: Toolchain (without parser) took 1255.01ms. Allocated memory is still 86.0MB. Free memory was 62.2MB in the beginning and 45.5MB in the end (delta: 16.7MB). Peak memory consumption was 18.2MB. Max. memory is 16.1GB. [2023-08-29 09:06:46,926 INFO L158 Benchmark]: CDTParser took 0.88ms. Allocated memory is still 69.2MB. Free memory is still 47.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-29 09:06:46,927 INFO L158 Benchmark]: CACSL2BoogieTranslator took 583.30ms. Allocated memory is still 86.0MB. Free memory was 61.9MB in the beginning and 34.9MB in the end (delta: 27.0MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2023-08-29 09:06:46,928 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.56ms. Allocated memory is still 86.0MB. Free memory was 34.9MB in the beginning and 32.6MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-29 09:06:46,929 INFO L158 Benchmark]: Boogie Preprocessor took 79.68ms. Allocated memory is still 86.0MB. Free memory was 32.6MB in the beginning and 65.1MB in the end (delta: -32.5MB). Peak memory consumption was 3.5MB. Max. memory is 16.1GB. [2023-08-29 09:06:46,930 INFO L158 Benchmark]: RCFGBuilder took 439.73ms. Allocated memory is still 86.0MB. Free memory was 65.1MB in the beginning and 51.8MB in the end (delta: 13.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-08-29 09:06:46,930 INFO L158 Benchmark]: TraceAbstraction took 104.63ms. Allocated memory is still 86.0MB. Free memory was 51.3MB in the beginning and 45.5MB in the end (delta: 5.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-29 09:06:46,937 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.88ms. Allocated memory is still 69.2MB. Free memory is still 47.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 583.30ms. Allocated memory is still 86.0MB. Free memory was 61.9MB in the beginning and 34.9MB in the end (delta: 27.0MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.56ms. Allocated memory is still 86.0MB. Free memory was 34.9MB in the beginning and 32.6MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 79.68ms. Allocated memory is still 86.0MB. Free memory was 32.6MB in the beginning and 65.1MB in the end (delta: -32.5MB). Peak memory consumption was 3.5MB. Max. memory is 16.1GB. * RCFGBuilder took 439.73ms. Allocated memory is still 86.0MB. Free memory was 65.1MB in the beginning and 51.8MB in the end (delta: 13.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * TraceAbstraction took 104.63ms. Allocated memory is still 86.0MB. Free memory was 51.3MB in the beginning and 45.5MB in the end (delta: 5.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-29 09:06:46,962 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/AutomizerReach.xml -i ../../../trunk/examples/svcomp/goblint-regression/03-practical_07-nonterm.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-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 ! data-race) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2562086a02be6998e1a5ce9ce305a1aab13bba69cf8f1d9765d0b8ae4c7e77e3 --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 [2023-08-29 09:06:48,839 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-29 09:06:48,841 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-29 09:06:48,880 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-29 09:06:48,882 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-29 09:06:48,885 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-29 09:06:48,888 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-29 09:06:48,891 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-29 09:06:48,893 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-29 09:06:48,898 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-29 09:06:48,899 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-29 09:06:48,900 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-29 09:06:48,901 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-29 09:06:48,903 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-29 09:06:48,904 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-29 09:06:48,908 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-29 09:06:48,909 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-29 09:06:48,909 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-29 09:06:48,911 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-29 09:06:48,915 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-29 09:06:48,917 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-29 09:06:48,921 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-29 09:06:48,922 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-29 09:06:48,922 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-29 09:06:48,925 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-29 09:06:48,927 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-29 09:06:48,928 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-29 09:06:48,929 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-29 09:06:48,930 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-29 09:06:48,930 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-29 09:06:48,931 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-29 09:06:48,932 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-29 09:06:48,934 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-29 09:06:48,935 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-29 09:06:48,935 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-29 09:06:48,935 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-29 09:06:48,936 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-29 09:06:48,936 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-29 09:06:48,937 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-29 09:06:48,947 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-29 09:06:48,948 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-29 09:06:48,949 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Bitvector.epf [2023-08-29 09:06:48,981 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-29 09:06:48,981 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-29 09:06:48,982 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-29 09:06:48,982 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-29 09:06:48,983 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-29 09:06:48,983 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-29 09:06:48,984 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-29 09:06:48,984 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-29 09:06:48,984 INFO L138 SettingsManager]: * Use SBE=true [2023-08-29 09:06:48,984 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-29 09:06:48,985 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-29 09:06:48,985 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-29 09:06:48,985 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-29 09:06:48,986 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-29 09:06:48,986 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-29 09:06:48,986 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-29 09:06:48,986 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-29 09:06:48,986 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-08-29 09:06:48,986 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-29 09:06:48,987 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-29 09:06:48,987 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-29 09:06:48,987 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-29 09:06:48,987 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-29 09:06:48,987 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-29 09:06:48,988 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-29 09:06:48,988 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-29 09:06:48,988 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-29 09:06:48,988 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 09:06:48,988 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-29 09:06:48,988 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-29 09:06:48,989 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-29 09:06:48,989 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-29 09:06:48,989 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-29 09:06:48,989 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-29 09:06:48,989 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-29 09:06:48,990 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-29 09:06:48,990 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-29 09:06:48,990 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-29 09:06:48,990 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-29 09:06:48,990 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2562086a02be6998e1a5ce9ce305a1aab13bba69cf8f1d9765d0b8ae4c7e77e3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-29 09:06:49,244 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-29 09:06:49,276 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-29 09:06:49,279 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-29 09:06:49,280 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-29 09:06:49,280 INFO L275 PluginConnector]: CDTParser initialized [2023-08-29 09:06:49,282 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/03-practical_07-nonterm.i [2023-08-29 09:06:50,495 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-29 09:06:50,815 INFO L351 CDTParser]: Found 1 translation units. [2023-08-29 09:06:50,817 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/03-practical_07-nonterm.i [2023-08-29 09:06:50,839 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c3c3d378/e7938fc98bda4c96a26dfdf5c17ca065/FLAGec0da1e7d [2023-08-29 09:06:50,855 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c3c3d378/e7938fc98bda4c96a26dfdf5c17ca065 [2023-08-29 09:06:50,857 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-29 09:06:50,858 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-29 09:06:50,859 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-29 09:06:50,859 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-29 09:06:50,863 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-29 09:06:50,863 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:06:50" (1/1) ... [2023-08-29 09:06:50,864 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2be7c776 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:06:50, skipping insertion in model container [2023-08-29 09:06:50,864 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:06:50" (1/1) ... [2023-08-29 09:06:50,868 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-29 09:06:50,909 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-29 09:06:51,304 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 09:06:51,321 INFO L203 MainTranslator]: Completed pre-run [2023-08-29 09:06:51,363 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 09:06:51,425 INFO L208 MainTranslator]: Completed translation [2023-08-29 09:06:51,426 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:06:51 WrapperNode [2023-08-29 09:06:51,426 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-29 09:06:51,427 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-29 09:06:51,427 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-29 09:06:51,428 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-29 09:06:51,434 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:06:51" (1/1) ... [2023-08-29 09:06:51,466 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:06:51" (1/1) ... [2023-08-29 09:06:51,497 INFO L138 Inliner]: procedures = 263, calls = 22, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 55 [2023-08-29 09:06:51,498 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-29 09:06:51,499 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-29 09:06:51,499 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-29 09:06:51,499 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-29 09:06:51,506 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:06:51" (1/1) ... [2023-08-29 09:06:51,507 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:06:51" (1/1) ... [2023-08-29 09:06:51,511 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:06:51" (1/1) ... [2023-08-29 09:06:51,512 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:06:51" (1/1) ... [2023-08-29 09:06:51,532 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:06:51" (1/1) ... [2023-08-29 09:06:51,536 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:06:51" (1/1) ... [2023-08-29 09:06:51,545 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:06:51" (1/1) ... [2023-08-29 09:06:51,548 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:06:51" (1/1) ... [2023-08-29 09:06:51,552 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-29 09:06:51,557 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-29 09:06:51,558 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-29 09:06:51,558 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-29 09:06:51,559 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:06:51" (1/1) ... [2023-08-29 09:06:51,563 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 09:06:51,574 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-29 09:06:51,586 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) [2023-08-29 09:06:51,613 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 [2023-08-29 09:06:51,626 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-08-29 09:06:51,626 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-29 09:06:51,627 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-29 09:06:51,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-29 09:06:51,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-08-29 09:06:51,628 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-08-29 09:06:51,629 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-29 09:06:51,629 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2023-08-29 09:06:51,629 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2023-08-29 09:06:51,629 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-29 09:06:51,629 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-29 09:06:51,630 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-29 09:06:51,830 INFO L236 CfgBuilder]: Building ICFG [2023-08-29 09:06:51,833 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-29 09:06:52,062 INFO L277 CfgBuilder]: Performing block encoding [2023-08-29 09:06:52,068 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-29 09:06:52,068 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-08-29 09:06:52,070 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 09:06:52 BoogieIcfgContainer [2023-08-29 09:06:52,070 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-29 09:06:52,072 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-29 09:06:52,073 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-29 09:06:52,076 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-29 09:06:52,076 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.08 09:06:50" (1/3) ... [2023-08-29 09:06:52,077 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@22ce81a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 09:06:52, skipping insertion in model container [2023-08-29 09:06:52,077 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:06:51" (2/3) ... [2023-08-29 09:06:52,077 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@22ce81a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 09:06:52, skipping insertion in model container [2023-08-29 09:06:52,078 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 09:06:52" (3/3) ... [2023-08-29 09:06:52,079 INFO L112 eAbstractionObserver]: Analyzing ICFG 03-practical_07-nonterm.i [2023-08-29 09:06:52,086 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-29 09:06:52,095 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-29 09:06:52,095 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2023-08-29 09:06:52,095 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-29 09:06:52,175 INFO L144 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2023-08-29 09:06:52,182 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) [2023-08-29 09:06:52,187 INFO L158 Benchmark]: Toolchain (without parser) took 1327.72ms. Allocated memory was 65.0MB in the beginning and 79.7MB in the end (delta: 14.7MB). Free memory was 41.9MB in the beginning and 53.2MB in the end (delta: -11.3MB). Peak memory consumption was 27.1MB. Max. memory is 16.1GB. [2023-08-29 09:06:52,187 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 50.3MB. Free memory was 28.5MB in the beginning and 28.5MB in the end (delta: 33.5kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-29 09:06:52,188 INFO L158 Benchmark]: CACSL2BoogieTranslator took 567.88ms. Allocated memory was 65.0MB in the beginning and 79.7MB in the end (delta: 14.7MB). Free memory was 41.8MB in the beginning and 57.8MB in the end (delta: -16.1MB). Peak memory consumption was 18.4MB. Max. memory is 16.1GB. [2023-08-29 09:06:52,189 INFO L158 Benchmark]: Boogie Procedure Inliner took 70.50ms. Allocated memory is still 79.7MB. Free memory was 57.8MB in the beginning and 55.4MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-29 09:06:52,190 INFO L158 Benchmark]: Boogie Preprocessor took 57.13ms. Allocated memory is still 79.7MB. Free memory was 55.4MB in the beginning and 53.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-29 09:06:52,191 INFO L158 Benchmark]: RCFGBuilder took 513.83ms. Allocated memory is still 79.7MB. Free memory was 53.3MB in the beginning and 38.6MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-08-29 09:06:52,192 INFO L158 Benchmark]: TraceAbstraction took 112.71ms. Allocated memory is still 79.7MB. Free memory was 37.8MB in the beginning and 53.2MB in the end (delta: -15.4MB). Peak memory consumption was 6.6MB. Max. memory is 16.1GB. [2023-08-29 09:06:52,200 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 50.3MB. Free memory was 28.5MB in the beginning and 28.5MB in the end (delta: 33.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 567.88ms. Allocated memory was 65.0MB in the beginning and 79.7MB in the end (delta: 14.7MB). Free memory was 41.8MB in the beginning and 57.8MB in the end (delta: -16.1MB). Peak memory consumption was 18.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 70.50ms. Allocated memory is still 79.7MB. Free memory was 57.8MB in the beginning and 55.4MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 57.13ms. Allocated memory is still 79.7MB. Free memory was 55.4MB in the beginning and 53.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 513.83ms. Allocated memory is still 79.7MB. Free memory was 53.3MB in the beginning and 38.6MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * TraceAbstraction took 112.71ms. Allocated memory is still 79.7MB. Free memory was 37.8MB in the beginning and 53.2MB in the end (delta: -15.4MB). Peak memory consumption was 6.6MB. 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. [2023-08-29 09:06:52,222 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